Presentations of Dr. Chérif F. Matta

ORDER:

• Part 1: Departmental Seminars
• Part 2: Conference Presentations
• Part 3: Non-Technical Public Presentations

 

PART 1:  DEPARTMENTAL SEMINARS

100
Public Lecture: Nova Scotian Institute of Science (NSIS), Saint Mary’s University, Halifax, NS (Canada) “A Computational Journey Across Chemistry, Biology, and Astronomy: From Electrons to Enzymes to the Stars”, (1 June 2026).
99
Seminar: Department of Chemistry, University of Nebraska Omaha, Omaha, NB (USA) “Electrostatic Contributions of ATP Synthase to Cellular Energy Production”, (16 February 2026). (Host: Prof. Moustafa Ali).
99
Seminar: Department of Chemistry, University of Nebraska Omaha, Omaha, NB (USA) “Electrostatic Contributions of ATP Synthase to Cellular Energy Production”, (16 February 2026). (Host: Prof. Moustafa Ali).
98
Seminar: Centro de Investigaciones Químicas, Universidad Autónoma del Estado de Morelos, Cuernavaca, Morelos, (México) “Bandas interstellares difusas (DIB): ¿ Un pequeño paso … ? [In Spanish – transl.: Diffuse interstellar bands (DIBs): A small step … ?]”, (11 November 2025). (Host: Prof. Cercis Morera-Boado).
97
Invited lecture (3 hrs) “Shannon Information Theory in the Context of Nucleic Acids and Proteins” within the course BMS 640 (Structural Biology, Function, and Therapy); Biomedical Sciences Program, Helmy Institute of Biomedical Sciences, Zewail City of Science and Technology, near Cairo (Egypt). (22 April 2025). (Host: Professor Mohamed Helal and Professor Reem Arafa).
96
Invited lecture (2 hrs) “Principles of Protein Structure and its Classification” within the course BMS 320 (Introduction to Bioinformatics & Programming Language); Biomedical Sciences Program, Helmy Institute of Biomedical Sciences, Zewail City of Science and Technology, near Cairo (Egypt). (17 April 2025). (Host: Professor Eman Mostafa).
95
Seminar: Département de chimie, Université Laval, Québec (Canada), “L’ATP synthase au-delà de la catalyse : Résultats très récents” [in French] [trans.: ATP Synthase beyond Catalysis: Very Recent Results ]. (10 March 2025). (Host: Prof. Jesse Greener).
94
Seminar: Faculty of Pharmacy, Alamein International University (AIU), El-Alamein (Egypt), “Novel Roles of ATP Synthase in Mitochondrial Metabolic Energy Transduction”, (30 December 2024). (Host: Dean Prof. Khadiga Ismail).
93
Seminar: Institute of Graduate Studies and Research (IGSR), Department of Materials Science, Alexandria University, Alexandria (Egypt), “A New General-Purpose Molecular Descriptor of Electron (De)Localization for Materials Design and Drug Design”, (22 December 2024). (Host: Prof. Sherif Kandil).
92
Seminar: Institute of Basic and Applied Science, Egypt-Japan University of Science and Technology (E-JUST), Borg-El-Arab – near Alexandria (Egypt), “Novel Roles for ATP Synthase in Energy Transduction and a Resolution of the Mitochondrial Temperature Paradox”, (24 December 2024). (Hosts: Dean Prof. Ahmed Abd El-Moneim and Prof. Mohamed. Ghazy).
91
Seminar: Faculty of Pharmacy, Alexandria University, Alexandria (Egypt), “Some Recent Developments in Mitochondrial Biophysics with Possible Nutritional and Therapeutic Applications”, (22 December 2024). (Host: Prof. Labiba El-Khordagui).
90
Seminar: Laboratoire de chimie théorique, Sorbonne université, Paris (France), “ATP Synthase : Une machine moléculaire “démoniaque” aux propriétés inhabituelles” [in French] (ATP Synthase: A “Demonic” Molecular Machine with Unusual Properties”, (13 November 2024). (Host: Prof. Julien Pilmé).
89
Seminar: Department of Chemistry, Faculty of Sciences and Bio-engineering Sciences, Vrije Universiteit Brussel (VUB), Brussels (Belgium), “ATP Synthase: A “Demonic” Molecular Machine with Quite Unusual Properties”, (17 October 2024). (Host: Prof. Frank De Proft).
88
Seminar: Go Fair Foundations, Leiden (The Netherlands), “ATP Synthase: A “Demonic” Molecular Machine with Quite Unusual Properties”, (15 October 2024). (Host: Prof. Erik Schultes – Go Fair Foundation & Leiden Academic Centre for Drug Research LACDR/Analytical Biosciences – Universiteit Leiden).
87
Seminar: Unidad Académica de Ciencias Básicas e lngenierías, Universidad Autónoma de Nayarit, Tepic, Nayarit, (Mexico), “Matrices de localización-deslocalización de electrones (LDMs): Definición y aplicaciones biológicas e industriales” (In Spanish) [Trans.: Electron Localization-Delocalization Matries: Definition and Biological and Industrial Applications], (24 May 2024). (Host: Prof. Saydah Margarita Mendoza Reyes and Prof. José Jara Cortes).
86
Seminar: Department of Chemistry, Université de Sherbrooke, Sherbrooke, Québec, (Canada), “L’ATP Synthase : Plus qu’un simple biocatalyseur ?” (In French) [Trans.: ATP Synthase: More than a Simple BioCatalyst?], (8 November 2023). (Host: Prof. Jérôme Claverie).
85
Invited Guest Lecturer in the Graduate Course “Computational Sciences and Artificial Intelligence in Medicinal applications”: Department of Biochemistry, United Arab Emirates University, Abu Dhabi, (United Arab Emirates), “ATP Synthase Beyond Catalysis”, (18 October 2023). (Host: Prof. Alya A. Arabi).
84
Seminar: Faculty of Chemistry & Biological and Chemical Research Centre, University of Warsaw, Warsaw, (Poland), “ATP Synthase Beyond Catalysis”, (27 September 2023). (Host: Prof. Dr. Habil. Krzysztof Woźniak & Prof. Dr. Habil. Paulina Dominiak).
83
Seminar: Department of Chemistry, University of Pretoria, Pretoria, (South Africa), “ATP Synthase Beyond Catalysis”, (13 December 2022). (Host: Prof. Ignacy Cukrowski).
82
Seminar: School of Chemistry, University of the Witwatersrand, Johannesburg, (South Africa), “ATP Synthase Beyond Catalysis”, (12 December 2022). (Host: Prof. Ignacy Cukrowski).
81
Seminar: Computational Chemistry & Chemoinformatics Drug Discovery Program, Ontario Institute for Cancer Research, Toronto, ON (Canada), “ATP Synthase Beyond Catalysis: Novel Functions in Metabolism Stemming from its very Structure”, (26 July 2022). (Host: Dr. Gennady Poda, Scientific Advisor & Group Leader).
80
Seminar: Department of Chemistry, Simon Fraser University, Vancouver, BC (Canada), “ATP Synthase Beyond Catalysis: Novel Functions in Metabolism Stemming from its very Structure”, (6 July 2022). (Host: Prof. Vance Williams).
79
Atlantic Science Tour Seminar: Départment de Chimie, Université de Moncton, Moncton, NB (Canada), “L’ ATP synthase : une machine, une enzymes et plus encore. Peut-être bien plus !”, (1 April 2022). (Host: Prof. Luc Tremblay).
78
Atlantic Science Tour Seminar: Department of Chemistry, Saint Francis Xavier University, Antigonish, NS (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (25 March 2022). (Host: Prof. Erwan Bertin).
77
Atlantic Science Tour Seminar: Department of Chemistry, University of New Brunswick, Fredericton, NB (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (28 Jan. 2022). (Host: Professor Stijn De Baerdemacker).
76
Atlantic Science Tour Seminar: Department of Chemistry, Mount Allison University, Sackville, NB (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (17 Jan. 2021). (Host: Professor Megan. G Roberts).
75
Seminar: Helmy Institute for Medical Sciences (HIMS), Zewail City of Science and Technology, 6th October City, Guiza (Egypt), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (8 Dec. 2021). (Host: Professor Nagwa El Badri).
74
Atlantic Science Tour Seminar: Department of Chemistry, Acadia University, Wolfville, NS (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (4 Nov. 2021). (Host: Professor Vlad Zamlynny).
73
Atlantic Science Tour Seminar: Department of Chemistry, Memorial University of Newfoundland, St. John’s, NL (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (26 Oct. 2021). (Host: Professor Kark Jobst).
72
Atlantic Science Tour Seminar: Department of Chemistry, Cape Breton University, Syndey, NS (Canada), “ATP synthase: An enzyme machine and more. Perhaps much more!”, (21 Oct. 2021). (Host: Professor Stephanie MacQuarrie). [Delivered remotely].
71.
Joint Chemistry and Biology Seminar: Faculty of Arts and Science, Concordia University, Montreal (Canada), “Electrical and Thermal Control in the Mitochondrion”, (31 January 2020). (Host: Professor Gilles Peselherbe).
70.
Seminar: Facultad de Ciencias, Universidad de la República, Montevideo, (Uruguay), “Riñones, mitocondrias, y el demonio de Maxwell: sobre la eficiencia de las máquinas de clasificación biológica” delivered in Spanish [Kidneys, Mitochondria, and Maxwell’s Demon: On the Efficiency of Biological Sorting Machines], (17 May 2019). (Host: Prof. E. Laura Coitiño).
69.
Seminar: Dept. of Physics and Atmospheric Science, Dalhousie University, Halifax, NS (Canada), “Kidneys, Mitochondria, and Maxwell’s Demon: On the Efficiency of Biological Sorting Machines”, (30 November 2018). (Host: Prof. Jesse Maassen).
68.
Seminar: Institute of High Technologies, Taras Shevchenko National University, Kiev (Ukraine), “Molecules as Networks of Electron Localization and Delocalization”. (9 Nov. 2018). (Hosts: Prof. Volodymyr Ilchenko and Prof. Dmytro M. Hovorun).
67.
Seminar: Institute of Physics, National Academy of Sciences of Ukraine, Kiev (Ukraine), “Molecules as Networks of Electron Localization and Delocalization”. (9 Nov. 2018). (Secretary of the Seminar: S. O.Esylevskyy, Host: Prof. Galina Dovbeshko).
66.
Seminar: Institute of Physics, National Academy of Sciences of Ukraine, Kiev (Ukraine), “Kidneys, Mitochondria and Maxwell’s Demon: An Information Theoretical Investigation”. (9 Nov. 2018). (Secretary of the Seminar: S. O.Esylevskyy, Host: Prof. Galina Dovbeshko).
65.
Seminar: Institute of High Technologies, Taras Shevchenko National University, Kiev (Ukraine), “The Kidney, the Mitochondrion, and Maxwell’s Demon – An Information Theoretic Investigation of Molecular Motors Thermodynamic Efficiency”. (7 Nov. 2018). (Hosts: Prof. Volodymyr Ilchenko and Prof. Dmytro M. Hovorun).
64.
Zewail City’s President Lecture Series: Helmy Institute for Medical Sciences (HIMS), Zewail City of Science and Technology, 6th of October City, Giza (Egypt), “Kidneys, Mitochondria, and Maxwell’s Demon: An Information Theory Investigation”, (28 August 2018). (Host: Professor Nagwa El-Badri, Director of the Institute).
63.
Seminar: The Rugjer Bošković Institute, Zagreb, Croatia, “Molecules as Networks: An Electron Localization-Delocalization Matrices Approach”, (23 July 2018). (Host: Dr. Sonja Nicolić).
62.
Group Research Seminar: Dept. of Chemistry, Oregon State University (Corvalis, Oregon, USA), “Molecules as Networks”. (8 May 2018). (Host: Prof. Paul Ha-Yeon Cheong).
61.
Seminar [in Spanish]: Dept. of Chemistry, Oviedo University (Spain), “Moléculas como redes de localización y de deslocalización de electrones”. (Molecules as Networks of Electron Localization and Delocalization). (7 November 2017). (Host: Prof. Ángel Martín Pendás).
60.
Special Seminar: Dept. of Chemistry, Hunter College, City University of New York (CUNY), NY, NY (USA), “Molecules as a Networks: Electron Delocalization Channels as a Novel Predictive Tool for Structure-Activity Relationships.” (24 May 2017). (Host: Prof. Charles Mike Drain).
59.
Seminar: Dept. of Chemistry, York University, Toronto (Canada), The Electron Localization-Delocalization Matrix (LDM): A Novel, Compact, and Powerful Molecular Descriptor. (23 March 2017). (Host: Prof. René Fournier).
58.
Seminar: Dept. of Chemistry, The Hebrew University of Jerusalem, Jerusalem (Israel), “Localization-Delocalization Matrices (LDMs): A Powerful Molecular Descriptor for Quantitative Structure Activity Relationships (QSARs)”. (7 December 2016). (Host: Prof. Sason Shaik).
57.
Seminar: Unité de recherche Matériaux Nouveaux et Dispositifs Électroniques (UR 11ES55), Faculté des Science, Université de Monastir, Monastir (Tunisia), “Les matrices de localisation et de délocalisation d’électrons (LDMs): une description utile et compacte du graphe moléculaire flou” (In French)  (Electron Localization and Delocalization Matrices (LDM)s: A Useful and Compact description of the Fuzzy Molecular Graph). (3 October 2016). (Hosts: Dr. Ayachi Sahbi and Prof. Moncef Msadek).
56.
Seminar: Dept. of Chemistry, Mount Allison University, Sackville, NB, (Canada), “The Electron Localization-Delocalization Matrix (LDM): A New and Far-Reaching Molecular Fingerprinting Tool”. (8 April 2016). (Host: Prof. Khashayar Ghandi).
55.
Seminar: Dept. of Chemistry, Dalhousie University, Halifax, NS, (Canada), “ Localization-Delocalization Matrices (LDMs): A Bridge between Chemical Graph Theory and the Quantum Theory of Atoms in Molecules”. (18 March 2016). (Host: Prof. Erin Johnson).
54.
Seminar: Dept. of Chemistry, Université Laval, Québec (Canada), “Les matrices de localisation et de délocalisation d’électrons (LDMs): un pont entre la théorie chimique des graphes et la théorie quantique des atomes dans les molécules”. (11 March 2016). (Host: Prof. Anna Richey).
53.
Seminar: School of Pharmacy, The Hebrew University of Jerusalem, Jerusalem (Israel), “Molecular Fingerprinting from the Electron Density and Electron Localization-Delocalization Descriptors in Quantitative Structure-to-Activity Relationships (QSAR)”. (2 Sept. 2015). (Host: Prof. Amiram Goldblum).
52.
Seminar: Dept. of Structural Biology, Weizmann Institute of Science, Rehovot (Israel), “Some Aspects of External Electric Field-Effects on Small Molecules and their Reactivity”. (25 August 2015). (Host: Prof. Ada Yonath ([1]), Director of the Institute).
51.
Official Seminar: Max Planck Institute for Chemical Physics of Solids, Dresden (Germany), “What Happens to Chemical Bonding upon Beta-Decay Nuclear Transmutation”. (6 August 2015). (Host: Prof. Dr. Juri Grin, Director of the Institute, and Dr. Miroslav Kohout – Senior Scientist).
50.
Special Topics in Theoretical Chemistry Seminar: Swiss Federal Institute of Technology (ETH−Zürich), Zürich, Switzerland, “Electron Localization-Delocalization Matrices:  Some Recent Applications”. (4 August 2015). (Host: Prof. Dr. Markus Reiher).
49.
Seminar [in Spanish]: Dept. of Chemistry, Oviedo University (Spain), “Las matrices de localización y deslocalización (LDMs): Una fusión de la Teoría Química de los Grafos (CGT) y la Teoría de los Átomos en Moléculas de Bader (QTAIM)” (In Spanish: Localization and Delocalization Matrices: A Fusion of Chemical Graph Theory and Bader’s Theory of Atoms in Molecules). (2 June 2015). (Host: Prof. Ángel Martín Pendás).
48.
Seminar: Dept. of Chemistry, Saint Mary’s University (Halifax, Canada), “The Localization-Delocalization Matrix: A Compact Descriptor of the Whereabouts of Electrons and its Correlation with Experiment”. (21 Nov. 2014). (Host: Prof. Jason Clyburne).
47.
Seminar: Gas Processing Center (GPC), College of Engineering, Qatar University (Doha, Qatar), “Modeling Biophysical and Biological Properties from the Characteristics of the Molecular Electron Density and the Electron Localization-Delocalization Matrices (LDMs)”. (16 June 2014). (Host: Dr. Mohamed Shibl).
46.
Seminar: Dept. of Physics & Dept. of Chemistry, The Hong Kong University (Hong Kong), “The Evolution of Chemical Bonding over the Nuclear Transmutation Reaction Path” (13 June 2014). (Hosts: Prof. S. Kwok and Dr. SeyedAbdolreza Sadjadi).
45.
“Guest-Lecture of the Chair or Chemical Physics and Materials Science”: Institut für Physik, Universität Augsburg, Augsburg (Germany). “Some Aspects of Molecular Response to External Electric Fields”, (12 Nov. 2013). (Host: Prof. Dr. Wolfgang Scherer).
44.
Guest Lecturer [in Spanish]: 2 hours class of 2nd year Quantum Chemistry I (1404), School of Chemistry, Universidad Nacional Autónoma de México (UNAM), “Electric field effects on molecular systems”, (18 Oct. 2013). (Host: Prof. Jesus Hernandez-Trujillo).
43.
Seminar [in Spanish]: El Instituto Mexicano del Petróleo (IMP) (Mexican Institute for Petroleum), “The chemical bond under external electric fields: A computational study”, (16 Oct. 2013). (Host: Dr. Isidoro García-Cruz).
42.
Seminar [in Spanish]: Dept. of Chemistry, Cinvestav, Centro de Investigación y de Estudios Avanzados del I.P.N., México D. F. (National Center for Advanced Studies – Mexico), “Computational investigations of electric field-effects on chemical bonding, electron density, and reactivity”, (14 Oct. 2013). (Host: Prof. Alberto Vela).
41.
Seminar: Dept. of Chemistry, New York University, New York. “Computational Explorations of Intense Electric Field-Effects on Reaction Paths”, (6 March 2013). (Host: Prof. Nicholas E. Geacintov).
40.
Guest Speaker – Competence Center for Computational Chemistry (C4) Seminar Programme co-organized by ETH−Zürich, the University of Zürich, IBM Research, and EPFL: Swiss Federal Institute of Technology (ETH−Zürich), Zürich, Switzerland “The Continuum of Hydrogen-Hydrogen Interactions in Molecules and Crystals”, (26 May 2011). (Hosts at ETH: Profs. Markus Reiher & Hans Peter Luthi).
39.
Guest Speaker – Competence Center for Computational Chemistry (C4) Seminar Programme co-organized by ETH−Zürich, the University of Zürich, IBM Research, and EPFL: École Polytechnique Féderale de Lausanne (EPFL), Lausanne, Switzerland, “The Continuum of Hydrogen-Hydrogen Interactions in Molecules and Crystals”, (25 May 2011). (Hosts at EPFL: Profs. Ursula Röthlisberger & Clémence Corminboeuf).
38.
Seminar: Dept. of Chemistry, Université de Sherbrooke (Sherbrooke, QC, Canada). “Hydrogen-Hydrogen Bonding: A Weak Interaction in Molecules and Crystals” (23 Feb. 2011). (Host: Prof. André Bandrauk).
37.
Seminar: Dept. of Chemistry, Hunter College, City University of New York (CUNY), “The Stabilizing Nature of the Ubiquitous Hydrogen-Hydrogen (H…H) Close Contacts: Should the Texbook Concept of H…H Steric Repulsion be Revisited?”, (12 Nov. 2010). (Host: Prof. Lou Massa).
36.
Seminar [in Arabic]: Department of Spectroscopy, National Research Centre (NRC), Cairo, Egypt, “The Stabilizing Nature of the Ubiquitous Hydrogen-Hydrogen (H…H) Close Contacts: Should the Textbook Concept of H…H Steric Repulsion be Revisited?”, 30 Aug. 2010 (Host: Prof. Medhat A. A. Ibrahim).
35.
Seminar: Center for Computational Materials Science, United States Naval Research Laboratory (NRL), Washington DC, “Hydrogen-Hydrogen Bonding: A Stabilizing Interaction in Molecules and Crystals”, (23 July 2010). (Host: Dr. Lulu Huang).
34.
Seminar: The Rugjer Bošković Institute, Zagreb, Croatia, “H-H Bonding in Molecules and Crystals: A Stabilizing Interaction not a ‘Steric Clash’”, (14 June 2010). (Hosts: Prof. Nenad Trinajstić & Dr. Sonja Nicolić).
33.
Seminar: The Rugjer Bošković Institute, Zagreb, Croatia, “Where do Things Happen in Biological Molecules? Clues from the Topology of the Electron Density”, (16 July 2009). (Hosts: Prof. Nenad Trinajstić & Dr. Sonja Nicolić).
32.
Joint seminar: Institute of Biomolecular Chemistry & Institute of Structural Chemistry, Hungarian Academy of Sciences, Budapest, Hungary, “Where do Things Happen in Biological Molecules? Clues from the Topology of the Electron Density”, (19 June 2009). (Hosts: Profs. György Hajós & János Mink).
31.
Seminar: Departamento de Física y Química Teórica, Facultad de Química, Universidad Nacional Autónoma de México (UNAM), México D. F., “Hydrogen-Hydrogen Bonding: A Non-Electrostatic Interaction between Hydrogen Atoms in Molecules”, (6 Aug. 2008). (Host: Prof. Jesús Hernández-Trujillo).
30.
Seminar: Departamento de Quimica Fisica y Analitica, Universidad de Oviedo, Spain. “A QTAIM Study of DNA Bases”, (11 July 2008). (Host: Prof. Angel Martin-Pendas).
29.
Seminar [in Arabic]: Dept. of Biophysics, Cairo University, “Electron Density of Biomolecules PART 2: Ionization”, (25 May 2008). (Host: Prof. Osiris Girgis).
28.
Seminar [in Arabic]: Dept. of Biophysics, Cairo University, “Electron Density of Biomolecules PART 1: Bond Making and Breaking”, (19 May 2008). (Host: Prof. Osiris Girgis).
27.
Seminar: Dept. of Chemistry, Saint Mary’s University “Bond Making and Breaking: From ATP to the Active Site of the Ribosome”, (15 February 2008).
26.
“Faculty Dialogue Series Presentation”: Research and International Office, Mount Saint Vincent University’s “Dancing with Electrons: Where is Chemistry in all that Jazz? (An Informal Presentation)”, (16 November 2007).
25.
Seminar: Department of Biochemistry & Molecular Biology, Dalhousie University (Halifax, Canada), “Where Do Things Happen in Biological Molecules? Insight from the Analysis of Molecular Electron Density Distributions”, (25 October 2007). (Host: Prof. Jan Reiney).
24.
Seminar [in Arabic]: Faculty of Pharmacy, Alexandria University, (Alexandria, Egypt). “Quantum Chemical Calculations in Drug Design”, (28 Aug. 2007). (Host: Prof. Ibrahim Labouta).
23.
Seminar [in French]: Laboratoire de Chimie de Coordination, Centre national de la recherche scientifique (CNRS), (Toulouse, France). La théorie quantique des atomes dans les molécules de Bader (QTAIM) : les énergies atomiques et la dissociation des liaisons chimiques, (13 July 2007). (Host: Dr. Noël Lugan)
22.
Seminar [in French]: Laboratoire de Cristallographie et Modelisation des Matériaux Minéraux et Biologiques (LCM3B), Univérsité Henri Poincaré & Centre national de la recherche scientifique (CNRS), (Nancy, France). “Bond Dissociation: Insight from the Theory of Atoms in Molecules”, (22 June 2007). (Host: Prof. Claude Lecomte).
21.
Seminar [in French]: LCM3B, Univérsité Henri Poincaré & CNRS, (Nancy, France). “The Stabilizing Hydrogen-Hydrogen Closed-Shell Interaction: Fiction or Reality?”, (25 May 2007). (Host: Prof. Claude Lecomte).
20.
Seminar: Dept. of Chemistry, Université de Sherbrooke (Sherbrooke, QC, Canada). “Bond Dissociation: Insight from the Theory of Atoms in Molecules, (2 May 2007). (Host: Prof. André Bandrauk).
19.
Seminar [in Arabic]: Faculty of Pharmacy, Alexandria University, (Alexandria, Egypt), “The Electron Density in Drug Research”, (26 February, 2007). (Host: Prof. Labiba K. El-Khordagui).
18.
Seminar: Dept. of Chemistry, Dalhousie University (Halifax, NS, Canada). “Where Do Things Happen in a Molecule? From Local Properties to Chemical Bonding and Reactivity”, (20 March 2006). (Host: Prof. Russell Boyd).
17.
Seminar: Dept. of Chemistry & Physics, Mount Saint Vincent University (Halifax, NS, Canada). “Where Do Things Happen in a Molecule? From Local Properties to Chemical Bonding and Reactivity”, (13 March 2006). (Host: Prof. Katherine Darvesh).
16.
Seminar: Chemical Computing Group (CCG), Inc. (Montréal, QC, Canada). “Electron density-based quantitative structure-to-property relationships: An emerging line of research”, (19 March 2004).
15.
Seminar [in Arabic]: Dept. of Bioscience & Technology, Institute of Graduate Studies and Research, Alexandria University (Alexandria, Egypt). “Some biophysical and biochemical applications of molecular electron density analysis”, (12 January 2004). (Hosts: Profs. Mohammed El-Raey & Taha Zaghlool).
14.
Seminar [in Arabic]: Dept. of Chemistry, Faculty of Science, Alexandria University (Alexandria, Egypt). “The electron density: A tool for rationalizing bonding and reactivity”, (5 January 2004). (Host: Prof. Adel Naguib Assaad).
13.
Seminar: ArQule, Inc. (Woburn, Massachusetts, USA). “Electron Density-Based Drug Design: An Emerging Line of Research”, (26 September 2004).
12.
Guest Lecturer: Biological Chemistry CHM447 (4th year), Department of Chemistry, University of Toronto. “Computational Chemistry and Enzymes”, (12 Feb. 2004). (Host: Prof. Deborah Zamble).
11.
Seminar [in French]: Dept. of Chemistry, Université de Sherbrooke (Sherbrooke, QC, Canada). “Les relations structure-propriété basées sur la densité électronique: l’interaction entre la théorie et l’expérimentation”, (24 Sept. 2003). (Host: Prof. André Bandrauk).
10.
“Official Seminar, Chemistry”: Università di Milano (Milan, Italy). “Some Aspects of Bonding in Aromatic Hydrocarbons”, (15 September 2003). (Host: Dr. Carlo Gatti, National Research Center of Italy – CNR).
9.
Seminar: Dept. of Chemistry, Hunter College, City University of New York (CUNY), (New York, NY, USA). Seminar, “The Electron Density of the Amino Acids and their Experimental Physico- Chemical Properties”, (16 June 2003). (Host: Prof. Lou Massa).
8.
Graduate Department of Pharmaceutical Sciences Seminar: Leslie Dan Faculty of Pharmacy, University of Toronto (Toronto, ON, Canada). “An Atoms-in-Molecules Study of the Electron Density Distributions of the Amino Acids: Implications on Protein Stability, Molecular Recognition, and Genetic Coding”, (2 May 2003). (Host: Prof. Tigran Chalikian).
7.
Physical Chemistry Departmental Seminar: Dept. of Chemistry, University of Toronto (Toronto, ON, Canada). “The Electron Density of the Genetically-Encoded Amino Acids and of certain H-H Bonded Systems”, (11 March 2003). (Host: Prof. Cynthia Gho).
6.
Seminar: Dept. of Chemistry, Dalhousie University (Nova Scotia, NS, Canada). “The Electron Density of the Genetically-Encoded Amino Acids and of certain H-H Bonded Systems”, (14 Feb. 2003). (Host: Prof. Russell Boyd).
5.
Seminar: Chemistry Department, University of Toledo (Toledo, Ohio, USA). “AIM Study of the Genetically-Encoded Amino Acids: Focus on Correlation with Experiment”, (29 Jan. 2003). (Host: Prof. Alan Pinkerton).
4.
Guest Lecturer: Quantum Chemistry and Spectroscopy Course, 4th year – Department of Chemistry, University of Toronto. “Chemical and Biochemical Applications of the Quantum Theory of Atoms in Molecules”, (April 2002). (Host: Prof. Imre G. Csizmadia).
3.
Lecture: McMaster Undergraduate Chemical Society Lecture Series, McMaster University (Hamilton, ON, Canada). “Chemistry from the Electron and Pair Densities: Focus on Aromaticity”, (Fall, 2001).
2.
Seminar: Dept. of Chemistry, Brock University (St. Cathrines, ON, Canada). “Criteria of Chemical Bonding from the Topology of the Density”, (26 Sept. 2001). (Host: Prof. Heather Gordon).
1.
Graduate Seminar: Dept. of Chemistry, McMaster University (Hamilton, ON, Canada). “The properties of Morphine, the Oripavine PET, and Enkephalins from Fragments”, (3May 2001).

 

PART 2: CONFERENCE PRESENTATIONS

 

177
Matta, C.F.; “An Enquiry into Molecular Behavior from Biological to Interstellar Environments”; Mount Saint Vincent University Research Day, Halifax, NS, Canada (17 December 2025).
Plenary speaker
176
Matta, C.F.; “La ATP sintasa: una enzima y quizás más” [In Spanish – transl.: ATP synthase: An enzyme and perhaps more]”;  XXIII Reunión Mexicana de Fisicoquímica Teórica [23rd Mexican Theoretical Physical Chemistry Meeting], Universidad de Guanajuato, Guanajuato, México (13 – 15 November 2025).
Plenary speaker
175
Seuret, H.; Morera Boado, C.; Sullivan, A. D.; Majaess, D.; Harriott, T. A.; Massa, L.; Matta, C. F. “Diffuse Interstellar Bands: Contributions of Computational Quantum Chemistry in the Search for Their Carriers”;  XXIII Reunión Mexicana de Fisicoquímica Teórica [23rd Mexican Theoretical Physical Chemistry Meeting], Universidad de Guanajuato, Guanajuato, México (13 – 15 November 2025).
Poster
174
Matta, C.F.; “ATP Synthase at the Intersection of Crystallography, Energetics, and Biophysical Chemistry”, 35th European Crystallographic Meeting (ECM-35), Lviv – Poznań, Poland (25-29 Aug. 2025).
Keynote speaker
173
Matta, C. F.; Cook, R.; Ayers, P. W. “Diffuse Interstellar Bands (DIBs): One small step … ?”, Canadian Chemistry Conference & Exhibition (CSC 2025), Ottawa, ON, Canada, (15 – 19 June 2025).
Oral
172
Matta, C. F.; Seuret, H.; Morera Boado, C.; Sullivan, A. D.; Majaess, D.; Harriott, T. A. ; Massa, L. “Diffuse Interstellar Bands Carriers: One Small Step … Perhaps?”;  Canadian Astronomical Society Annual Conference (CASCA 2025), (2 – 5 June 2025), Saint Mary’s University, Halifax, NS, Canada.
Poster
171
Matar, I. K. ;  Fahimi, P. ; Vigneau, J.-N. ; Matta, C. F. “L’ATP synthase au-delà de la catalyse » [Trans : ATP Synthase beyond Catalysis]; Colloque 212 – Modélisation et simulations numériques multi-échelles en chimie : des sciences de la vie et de l’environnement au génie des matériaux [Trans. Colloquium 212 on 212 – Multi-scale Modeling and Numerical Simulations in Chemistry: From Life and Environmental Sciences to Materials Engineering]  Acfas 90th  Congress, (5 – 9 May 2025), Montreal, QC, Canada.
Invited Lecture
170
Matta, C. F. ; Seuret, H. ; Morera Boado, C. ; Sullivan, A. D. ; Majaess, D. ; Harriott, T. A. ; Massa, L. “Sur le mystère des porteurs de bandes interstellaires diffuses (BIDs): Un petit pas en avant ? »  [Trans : On the Mystery of the Carriers of Diffuse Interstellar Bands (DIBs) : A Small Step Ahead ?]” ; Colloque 224 – Contributions du Canada en sciences et génie pour l’exploration spatiale [Trans. Colloquium 224 – Canadian Contributions in Science and Engineering for Space Exploration]  Acfas 90th  Congress, (5 – 9 May 2025), Montreal, QC, Canada.
Poster
169
Matta, C. F. “In the Search of Molecular Carriers of Diffuse Interstellar Bands (DIBs): From Statistics of Observation to Ionized Molecules”, Virtual Winter School on Computational Chemistry, CECAM (Centre Européen de Calcul Atomique et Moléculaire) and School of Chemistry, The University of Edinburgh, Edinburgh, Scotland, UK (27-31 January 2025).
Invited oral
168
Matta, C. F. “Predicting the properties of molecular materials with electron localization-delocalization matrices (LDMs)”, 12th International Conference of the African Materials Research Society (AMRS), Kigali, Rwanda (16-19 December 2024).
Invited oral
167
Matta, C. F. “On the meaninglessness of certain ideas in theoretical chemistry”, OLIMPIA FEST: Philosophy of Sciences celebrating the contributions of Olimpia Lombardi, Buenos Aires, Argentina (25-27 Novembre 2024).
Invited oral
166
Matar, I. K.; Fahimi, P.; Vigneau, J.-N.; Matta, C. F. “The Biochemical Role of the Electrostatic Potential of ATP Synthase”, International Union of Crystallography (IUCr)‘s Sagamore XX Conference on Quantum Crystallography (QCr) (Sagamore – 2024), Shiv Nadar Institution of Eminence, Delhi NCR, India (10-16 November 2024).
Invited oral
165
Matta, C. F. “Electron Localization-Delocalization Matrices (LDMs): A Powerful Predictive Molecular Descriptor” Towards Routine Orbital-free Large-Scale Quantum-Mechanical Modelling of Materials (24w5171), The Institute for Advanced Study in Mathematics (IASM) in Hangzhou, China (8-13 Sept. 2024).
Invited oral
164
Matta, C. F. “Debate sobre: Interpretación de la Ecuación de Poisson Fraccionaria y sus Soluciones” [Debate on the Fractional Poisson Equation and its Solutions], II Congreso de Matemática Aplicada a la Ingeniería, Centro de Investigación en Ingeniería y Ciencias Aplicadas (CIICAp) (5,6 September 2024).
Invited  panelist
163
Seuret, H.; Sullivan, A.; Xing, H.; Morera-Boado, C.; Harriott, T. A.; Majaess, D.;  Massa, L.; Matta, C. F. “Identifying spiral arm locations of stars in the APO DIB Catalog”, XXXII International Astronomical Union (IAU) General Assembly (IAU GA 2024), Cape Town, South Africa, (6-15 August 2024).
Contributed E-Poster
162
Matta, C. F. “Matrices de localización-deslocalización de electrones (LDMs): Un nuevo descriptor molecular compacto y potente” (in Spanish) [Trans.: Electron localization-delocalization matrices (LDMs): A new compact and powerful molecular descriptor.], Congress of Theoretical Chemists of the Latin Expression Quitel/Chitel XLVII, CHITEL namur2024, Namur, Belgium (30 June – 5 Jul. 2024).
Plenary
161
Matta, C. F. “Electron Localization-Delocalization Matrices (LDMs): A Powerful Molecular Descriptor for in silico Design of Materials”, XVI NANOTECH Congress of the Condensed Matter and Nanotechnology Division of the Mexican Physical Society, Guatalajara, Mexico (28-31 May 2024).
Plenary
160
Sullivan, A.; Seuret, H.; Harriott, T. A.; Majaess, D.;  Massa, L.; Matta, C. F. “Exploring Chemical Sources of Diffuse Interstellar Bands Through Quantum Mechanics”, ChemCon 2024, Cape Breton University, Sydney, NS, Canada (23-25 May 2024).
Oral
159
Sullivan, A.; Seuret, H.; Smith, E. R.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess, D.;  Massa, L.; Matta, C. F. “A Multifaceted Quantum Mechanical Approach to Astronomy’s Longstanding Spectroscopic Mystery”, Conferences for Undergraduate Women in Physics (CUWiP), Canadian Association of Physicists, Montreal, Canada (19-21 Jan. 2024). [Student received “Honorable Mention” for the astrophysics category (4th best presentation)].
Oral
158
Xing, H. (星姓); Sullivan, A.; Seuret, H.; Harriott, T. A.; Majaess, D.;  Massa, L.; Matta, C. F. “Investigating interstellar clouds along stellar sightlines in a catalog of diffuse interstellar bands”, Conferences for Undergraduate Women in Physics (CUWiP), Canadian Association of Physicists, Montreal, Canada (19-21 Jan. 2024).
Poster
157
Harriott, T. A.; Xing, H.; Sullivan, A.; Seuret, H.; Majaess, D.;  Massa, L.; Matta, C. F. “Characterizing Interstellar Clouds in the APO Catalog of DIBs”,  243rd Meeting of the American Astronomical Society (AAS 243), New Orleans, Louisiana, USA (7-11 Jan. 2024). (Link).
Poster
156
Matta, C. F. “La ATP sintasa: ¿más que un simple biocatalizador?” [Trans.: ATP synthase: More than a simple biocatalyst?], Congress of Theoretical Chemists of the Latin Expression Quitel/Chitel XLVI, Montevideo, Uruguay (26-30 Nov. 2023).
Plenary
155
Matta, C. F. “ATP Synthase: More than just a biocatalyst?”, Distinguished Lectures in Quantum Crystallography and Related Fields, organized under the auspices of the Quantum Crystallography Commission of International Union of Crystallography and the European Crystallographic Association (SIG 2) on Quantum Crystallography – Warsaw University, Warsaw (16 November 2023).
Plenary
154
Matta, C. F. “ATP Synthase Beyond Catalysis”, 8th International Conference Nanobiophysics: Fundamental and Applied Aspects, NBP-2023, Institute of Physics of the National Academy of Science of Ukraine (NAS), Kiev, Ukraine (3-6 October 2023).
Plenary
153
Matta, C. F. “1923-2023, The Centenary of the Birth of René Thom”, Institut des hautes études scientifiques (IHÉS) [Institute of Advanced Scientific Studies], Paris-Saclay, (France) – (20-23 September 2023).
Plenary
152
Matta, C. F. “Electron Localization-Delocalization Matrices (LDMs): A New General Purpose Molecular Descriptor and Design Tool”, Symposium B9: New Trends in Nanoscience and Nanotechnology: Innovative Synthesis, Novel Properties, Theory and Challenges, 31st International Materials Research Congress 2023, Cancún, (Mexico) – 16 August – (13-18 August 2023).
Oral
151
Matta, C. F. “The electrostatic potential of ATP Synthase”, Symposium C3: Equilibrium and Beyond-Equilibrium Self-Organization in Soft Materials: A Symposium in Honor ID Prof. Juan De Pablo, 31st International Materials Research Congress 2023, Cancún, (Mexico) – 15 August – (13-18 August 2023).
Oral
150
Matta, C. F. “Electron Localization-Delocalization Matrices (LDMs): A New General Purpose Molecular Descriptor and Design Tool”, Symposium A9: Challenges Materials Technologies Energy Conversion, Saving Storage (MATECSS), 31st International Materials Research Congress 2023, Cancún, (Mexico) – 14 August – (13-18 August 2023).
Oral, Invited
149
Matta, C. F. “Quantum chemistry for high energy materials design”; First IOCD North/South Collaborative Workshop on Energy (Pre-IMRC2023 Symposium / Workshop), Cancún, (Mexico) – 12 August – (11-12 August 2023).
Oral, Invited
148
Matta, C. F. “Causal mapping: Some observations and questions by a chemist”, Quantum Crystallography Session, 17th International Congress on Logic, Methodology and Philosophy of Science and Technology (17th CLMPST) 2023, Buenos Aires, (Argentina) (24-29 July 2023).
Oral, Invited
147
Massa, L.; Matta, C. F. “The Total Energy from X-Ray Electron Density?”, Quantum Crystallography Session, The American Crystallographic Association (ACA) 73rd Annual Meeting, Baltimore, Maryland (USA) (7-11 July 2023).
Oral, Invited
146
Matta, C. F.; Mortera-Carbonell, A. d. J.; Andreson, J. S. M.; Massa, l. “Extension of Bright Wilson’s Justification of the First Hohenberg Kohn Theorem to Non-Nuclear Maxima (NNM)”, Quantum Crystallography Session, The American Crystallographic Association (ACA) 73rd Annual Meeting, Baltimore, Maryland (USA) (7-11 July 2023).
Oral, Invited
145
Matta, C. F., Cook, R.; Ayers, P. W. “Electron Localization-Delocalization Matrices (LDMs): A New Predictor of Molecular Properties”, Canadian Chemistry Conference & Exhibition (CSC 2023), Vancouver, BC, Canada, (4 – 8 June 2023).
Oral
144
Matta, C. F., Vigneau, J.-N.; Fahimi, P.; Nguyen-Dang, T.-T. “ATP Synthase Beyond Catalysis”, Canadian Chemistry Conference & Exhibition (CSC 2023), Vancouver, BC, Canada, (4 – 8 June 2023).
Oral
143
Massa, L.; Matta, C. F. “The Kernel Energy Method (KEM) Including Electric Field Perturbation”, Canadian Chemistry Conference & Exhibition (CSC 2023), Vancouver, BC, Canada, (4 – 8 June 2023).
Oral, invited
142
Sullivan, A. D.; Smith, E. R.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess, D.; Massa, L.; Matta, C. F.: “Preliminary investigation of separate potential molecular carriers for two different DIB families”, ChemCon2023 (Atlantic Chemistry Convention), Dalhousie University, NS (Canada), (25-27 May 2023). BEST STUDENT PRESENTATION AWARD
Oral
141
Matta, C. F.: Panel: Construire des ponts dans la communauté de recherche francophone et francophile dans les provinces atlantiques [Trans. Building bridges in the francophone and francophile research community in the Atlantic provinces],  Acfas-Acadie Assemblé génerale annuelle [Annual general assembly of Acfas-Acadie], (19 May 2023), Halifax, NS, Canada.
Invited Panelist
140
Matta, C. F.: “Réflexion sur l’apport de la culture française en science  [Trans : Reflexions on the contribution of the french culture in science]” ; Colloque : 100 ans de recherche, 100 ans de transformations? [Trans. Colloquium on 100 years of research, 100 years of transformation]  Acfas 90th  Congress, (8 – 12 May 2023), Montreal, QC, Canada.
Invited Oral communication & Invited Panelist
139
Matta, C. F.: “Théorie des graphes et des réseaux : une théorie transdisciplinaire de grande envergure [Trans : Graph and network theory : A far-reaching theory]” ; Colloque sur la transdisciplinarité et évolution des savoirs : fondements et pratiques [Trans. Colloquium on transdisciplinarity and the evolution of knowledge: fondamentals and practice]  Acfas 90th  Congress, (8 – 12 May 2023), Montreal, QC, Canada.
Invited Lecture
138
Sullivan, A. D.; Smith, E. R.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess, D.; Massa, L.; Matta, C. F.: “Insight into diffuse interstellar bands via a functional group analysis tied to RASCALL”, Maritime Astronomy (STARS) Group Meeting, Mount Allison University, NB (Canada), (April 2023).
Oral presentation
137
Matta, C. F.; “ATP Synthase: An Enzyme Beyond a mere Biological Catalyst”, World Chemistry Forum 2023 (WCF-2023), Budapest, (Hungary) (12-14 April 2023).
Invited Keynote Lecture
136
Smith, E. R.; Sullivan, A. D.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess,  D.; Massa, L.; Matta, C. F.; “Exploring Diffuse Interstellar Band Dependencies on Near-infrared Reddening”, 241st Meeting o the American Astronomical Society (AAS 241), Seattle, Washington (USA) (8 – 12 January 2023).
Poster
135
Sullivan, A. D.; Smith, E. R.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess,  D.; Massa, L.; Matta, C. F.; “Separate Molecular Carriers for the Mary Lea Heger DIBs at 5780 and 5797 Å”, 241st Meeting o the American Astronomical Society (AAS 241), Seattle, Washington (USA) (8 – 12 January 2023).
Poster
134
Matta, C. F.; “Novel Functions of ATP Synthase Over and Above its Role as a Catalysis”, The 14th General Assembly of the African Academy of Sciences and the 2nd Connecting Minds Africa Meeting 2nd Connecting Minds Africa Conference (CoMA 2022) – (a parallel event of the World Science Forum 2022), Cape Town (South Africa) (5-9 Dec. 2022).
Invited Keynote Address
133
Matta, C. F.; Moderator of “Needs & Technologies for healthy societies with responsive & resilient health systems”, (Panelists: Prof. Marleen Temmerman, Prof. Jean-Paul Moatti, Dr. Benjamin Kumwenda, Dr. Nana Ama Amissah, Dr. Dacquin Kasumba, Rapporteur: R. Opisa), The 14th General Assembly of the African Academy of Sciences and the 2nd Connecting Minds Africa Meeting 2nd Connecting Minds Africa Conference (CoMA 2022) – (a parallel event of the World Science Forum 2022), Cape Town (South Africa) (5-9 Dec. 2022).
Discussion Panel Moderator
132
Matta, C. F.; Moderator of “Public Health”, (Panelists: Several; Rapporteur: R. Opisa), The 14th General Assembly of the African Academy of Sciences and the 2nd Connecting Minds Africa Meeting 2nd Connecting Minds Africa Conference (CoMA 2022) – (a parallel event of the World Science Forum 2022), Cape Town (South Africa) (5-9 Dec. 2022).
Discussion Panel Moderator
131
Matta, C. F.; Moderator of “Panel Discussion on Research Infrastructure Development in Africa”, (Panelists: Prof. Shabaan Khalil, Prof. Malik Maaza, Prof. Fairouz Malek; Rapporteur: R. Opisa), The 14th General Assembly of the African Academy of Sciences and the 2nd Connecting Minds Africa Meeting 2nd Connecting Minds Africa Conference (CoMA 2022) – (a parallel event of the World Science Forum 2022), Cape Town (South Africa) (5-9 Dec. 2022).
Discussion Panel Moderator
130
Matta, C. F.; Moderator of “Panel Discussion on Research Infrastructure Development in Africa”, (Panelists: Prof. Shabaan Khalil, Prof. Malik Maaza, Prof. Fairouz Malek; Rapporteur: Gladys Wakaba), The 14th General Assembly of the African Academy of Sciences and the 2nd Connecting Minds Africa Meeting 2nd Connecting Minds Africa Conference (CoMA 2022) – (a parallel event of the World Science Forum 2022), Cape Town (South Africa) (5-9 Dec. 2022).
Discussion Panel Moderator
129
Matta, C. F.; James S. M. Anderson, J. S. M.; Aldo de Jesús Mortera-Carbonell, A. d. J.; Massa, L; “Non-Nuclear Maxima and the Universality of Bright Wilson’s Justification of the First Hohenberg-Kohn Theorem”, International Conference on Chemical Bonding (ICCB-2022), Lihue- Kauai, Hawaii (USA) (11-16 August 2022).
Invited Lecture
128
Matta, C. F.; “The Electrostatic Potential of ATP Synthase and its Biochemical Role Beyond Catalysis”, The 12th Triennial Congress of the World Association of Theoretical and Computational Chemists WATOC 2020, Vancouver, BC (Canada) (3 – 8 July 2022).
Invited Lecture
127
Matta, C. F.; “ATP Synthase: A Moonlighting Enzyme with Unique Functions”, The 12th Congress on Electronic Structure Principles and Applications ESPA2022, Universidad de Vigo, Vigo (Spain) (21 – 24 June 2022).
Invited Lecture
126
Castanedo, L. A. M.; Matta, C. F.; “Prebiotic Thermodynamic “Selection of the Fittest” Anomers”, 12th Congress on Electronic Structure Principles and Applications ESPA2022, Universidad de Vigo, Vigo (Spain) (21 – 24 June 2022).
Poster
125
Smith, E. R.; Smith, F. M.; Fields, T. M.; Harriott, T. A.; Majaess, D.; Massa, L.; Matta, C. F. “On Astrochemistry’s Century-old Celestial Mystery”, 12th Congress on Electronic Structure Principles and Applications ESPA2022, Universidad de Vigo, Vigo (Spain) (21 – 24 June 2022).
Poster
124
Matta, C. F.; “ATP-Synthase: More than an Enzyme”, II Virtual Meeting of the Nanoscience Division of the Mexican Physics Society, 2021, Universidad de Guadalajara, Mexico (25 and 28 Oct. 2021).
Plenary Lecture (Invited)
123
Matta, C. F.; “Algunas observaciones sobre el mapeo causal (causal mapping) en química” (Some observations on causal mapping in chemistry), II JFQ 2021: II Jornadas de Fundamentos de Química (Second Workshop on the Foundations of Chemistry), Universidad Nacional de la Patagonia San Juan Bosco (UNPSJB) (National University of the Patagonia San Juan Bosco) – Argentina (5 and 7 Oct. 2021).
Oral (Invited)

[In Spanish]
122
Matta, C. F.; Anderson, J.; Massa, L. “Non-Nuclear Maxima and the Universality of Bright Wilson’s Justification of the First Hohenberg Kohn Theorem”, Second Discussion Meeting on Quantum Crystallography: Expectations and Reality, Centre Européen de Calcul Atomique et Moléculaire (CECAM), online meeting (9-12 Sept. 2021).
Oral (Invited)
121
Fahimi, P.; Vigneau, J.-N.; Ebert, M.; Cheng, Y.; Matta, C. F. “The Electric Field of ATP-Synthase”, Second Discussion Meeting on Quantum Crystallography: Expectations and Reality, Centre Européen de Calcul Atomique et Moléculaire (CECAM), online meeting (9-12 Sept. 2021).
Poster (Invited)
120
Matta, C. F., “The Electric field of ATP Synthase” at the MS-89 Symposium: Quantum crystallography in materials science, in: Congress and General Assembly of the International Union of Crystallography IUCr-2021, Prague, Czech Republic, (14-22 August 2021).
Oral (invited)
119
Matta, C. F.; Anderson, J. S. M.; Massa, L. “Non-Nuclear Maxima and the Universality of Bright Wilson’s Justification of the First Hohenberg Kohn Theorem”; 24th Conference of the International Society for the Philosophy of Chemistry (ISPC 2021), Buenos Aires, Argentina (July 12 – 23, 2021).
Oral (invited)
118
Castanedo, L. A. M.; Matta, C. F. “Ácidos nucleicos primordiales” (Primordial Nucleic Acids)); QCT-MEX Simposio Virtual 2020 (The 2020 Virtual Symposium onf Quantum Chemical Topology (QCT) – Mexico), México City, Mexico, (December 14 – 15, 2020). Oral (invited) [In Spanish]
117
Polkosnik, W.; Huang, L; Matta, C. F.; Massa, L. “Quantum Crystallography: N-Representability Big & Small”; Quantum Crystallography Online Meeting 2020 QCrOM2020 (International Union of Crystallography – Commission on Quantum Crystallography), Paris, France, (August 26 – 29, 2020).
Oral (invited)
116
Matta, C. F. “Title TBA”; 12th Triennial Congress of the World Association of Theoretical and Computational Chemists (WATOC 2021), Vancouver, Canada (Originally scheduled for August 16 – 21, 2020, delayed to 2021 due to COVID19 Pandemic).
Oral
115
Matta, C. F. “Title TBA”; 7th International Conference on Chemical Bonding, ICCB, Kauai, Hawaii, USA (Originally scheduled for Aug. 9-13, 2020, delayed to 2021 due to COVID19 Pandemic).
Oral (invited)
114
Matta, C. F. “Title TBA”; BioVisionAlexandria (BVA) 2020, The World Biological Forum’s Annual Conference, Bibliotheca Alexandrina, Alexandria, Egypt (Originally scheduled for Apr. 9-11, 2020, delayed due to COVID19 Pandemic).
Oral (invited)
113
Matta, C. F. “Electron Localization-Delocalization Matrices (LDMs)”, 2020 CERMM Annual Symposium, Centre for Research in Molecular Modeling of Concordia University (CERMM), Montreal, Canada (7 February 2020).
Oral    (Invited)
112
Nasr, M. A.; Dovbeshko, G. I.; Bearne, S. L.; El-Badri, N.; Matta, C. F. “Heat Shock Proteins in the “Hot” Mitochondrion: Identity
and Putative Roles”, 6th International Conference: Nanobiophysics: fundamental and applied aspects, NBP-2019, Institute of Physics of the National Academy of Science of Ukraine (NAS), Kiev, Ukraine (1-4 October 2019).
Oral
111
Matta, C. F. “Controlled Thermogenesis in the Mitochondrion”, 6th International Conference: Nanobiophysics: fundamental and applied aspects, NBP-2019, Institute of Physics of the National Academy of Science of Ukraine (NAS), Kiev, Ukraine (1-4 October 2019).
Oral    (Plenary)
110
Castanedo, L. A. M.; Matta, C. F. “Does the thermodynamic stability of canonical nucleosides-nucleotides a possible driver in early evolution?”, Congress of Theoretical Chemists of the Latin Expression Quitel/Chitel XLV, Montreal, Canada (25-30 Aug. 2019).
Oral
109
Castanedo, L. A. M.; Lamar, A. S.; Boado, C. M.; Nuez-Veulens, A. d. l.; Matta, C. F. “Genoprotection by Complexation: The Case of Phyllanthus orbicularis K Extract”, Congress of Theoretical Chemists of the Latin Expression Quitel/Chitel XLV, Montreal, Canada (25-30 Aug. 2019).
Poster
108
Fahimi, P.; Castanedo, L. A. M.; Nguyen-Dang, T.-T.; Matta, C. F. “Electrical feedback regulation of the mitochondrial inner membrane electrical potential”, Congress of Theoretical Chemists of the Latin Expression Quitel/Chitel XLV, Montreal, Canada (25-30 Aug. 2019).
Poster
107
Cheng, Y.; Matta, C. F. “A Possible Fundamental Role of the Intrinsic Electric Field of ATP Synthase”, 102nd Canadian Chemistry Conference & Exhibition (CSC 2019), Québec City, QC, Canada, (3 – 7 June 2019).
Oral
106
Matta, C. F., Massa, L. “Teoría de la información: ¿Un nivel irreducible independiente de descripción de los sistemas biológicos complejos?” [Information Theory: A Irreducible Independent Level of Description of Complex Biological Systems?], 1º Jornadas de Historia, Filosofía y Didáctica de la Química del Cono Sur (First Meeting on the History, Philosophy and Didactics of Chemistry of the Southern Cone), Buenos Aires, Argentina (13-15 May 2019).
Oral, Plenary (Invited)        [In Spanish]
105
Matta, C. F.; Massa, L. “Kidneys, Mitochondria, and Maxwell’s Demon: An Information Theoretic Investigation”; World Chemistry – Quantum Physics –  Congress 2018 (WCC 2018), Stockholm, Sweden (10-13 December 2018).
Oral (Keynote Address)
104
Monteserín Castanedo, L. A.; Matta, C. F. “On the thermodynamic stability and the natural selection of canonical nucleosides in the prebiotic evolution of life”, International Union of Crystallography (IUCr)‘s Sagamore XIX Conference on Quantum Crystallography (QCr) (Sagamore – 2018), Halifax, NS, Canada (8-13 July 2018).
Poster (POSTER PRIZE)
103
Monteserín Castanedo, L. A.; Lamar, A. S.; Boado, C. M.; Nuez-Veulens, A. d.l.; Fernández, R. R.; Matta, C. F. “A “direct” mechanism for the action of the genoprotectors extracted from the Cuban plant Phyllanthus Orbicularis K”, International Union of Crystallography (IUCr)‘s Sagamore XIX Conference on Quantum Crystallography (QCr) (Sagamore – 2018), Halifax, NS, Canada (8-13 July 2018).
Poster
102
Cheng, Y.; Keith, T. A.; Massa, L.; Matta, C. F. “Interpretation of the Kernel Energy Method (KEM) using the Theory of Interacting Quantum Atoms (IQA)”, International Union of Crystallography (IUCr)‘s Sagamore XIX Conference on Quantum Crystallography (QCr) (Sagamore – 2018), Halifax, NS, Canada (8-13 July 2018).
Poster
101
Sowlati-Hashjin, S.; Matta, C. F. “Atomic and Molecular Properties of Diatomic Molecules in External Electric Fields”, International Union of Crystallography (IUCr)‘s Sagamore XIX Conference on Quantum Crystallography (QCr) (Sagamore – 2018), Halifax, NS, Canada (8-13 July 2018).
Oral (invited)
100
Matta, C. F.; Cook, R.; Sumar, I.; Ayers, P. W. “Localization-Delocalization Matrices”, 24th Congress and General Assembly of the International Union of Crystallography (IUCr – 2017), Hyderabad, India (21-28 August 2017).
Oral (invited)
99
Matta, C. F. “Molecules as Networks”, CECAM Discussion Meeting – Quantum Crystallography: Current Developments and Future Perspectives, Centre Européen de Calcul Atomique et Moléculaire, Nancy, France (19-20 June 2017).
Oral (invited)
98
Cook, R.L.; Matta, C. F. “Localization-delocalization Matrices (LDM): A Source for Electron Density Based Descriptors for Use in Physical and Biological Modeling”, 100th Canadian Chemistry Conference & Exhibition (CSC 2017), Toronto, ON, Canada, (28 May – 1 June 2017).
Oral (invited)
97
Massa, L.; Timm, M.; Huang, L., Matta, C. F. “Electron Localization/ Delocalization Matrices (LDMs) and the Electron-density-weighted Connectivity Matrices of a Large Molecule from Fragments: The Challenging Case of a Finite Graphene Nanoribbon”, 100th Canadian Chemistry Conference & Exhibition (CSC 2017), Toronto, ON, Canada, (28 May – 1 June 2017).
Oral (invited)
96
Monteserín-Castanedo, L. A.; Matta, C. F. “Does the Thermodynamic Stability of Canonical Nucleosides over Non-Canonical Nucleosides a Possible Driver in Early Evolution?”, 100th Canadian Chemistry Conference & Exhibition (CSC 2017), Toronto, ON, Canada, (28 May – 1 June 2017).
Poster
95
Monteserín-Castanedo, L. A.; Lamar, A. S.; Matta, C. F. “A Computational Study of Genoprotection by Natural Products found in Phyllanthus Orbicularis K Extract”, 100th Canadian Chemistry Conference & Exhibition (CSC 2017), Toronto, ON, Canada, (28 May – 1 June 2017).
Poster
94
Arabi, A. A.; Matta, C. F. “Investigation of the Molecular Electrostatic Potentials and the Average Electron Densities of Non-Classical Bioisosteres”, 253rd American Chemical Society (ACS) National Meeting & Exposition, Advanced Materials, Technologies, Systems & Processes, San Francisco, California, USA, (2-6 April 2017).
Oral
93
Matta, C. F. “What Happens to Chemical Bond when the Identity of an Atom Changes due to a Nuclear Transmutation? A Case Study”, ChemBond 2016: Chemical Bonding in Position Space, Max Planck Institute for Chemical Physics of Solids, Dresden, Germany, (27 Nov. – 1 Dec., 2016).
Oral (invited)
92
Massa, L.; Polkosnik, W.; Matta, C. F.; Huang, L. “A New Understanding in Context of X-Ray Quantum Crystallography (QCr) and the Kernel Energy Method (KEM)”, Crystallography 2016: International Conference on Applied Crystallography (ConferenceSeries.com – 748th Conference), Houston, Texas, USA, (17-19 October 2016). [Abstract published in the Journal of Material Science and Engineering Volume 5, Issue 8 (Suppl), p. 64 (2016)].
Oral
91
Massa, L.; Polkosnik, W.; Matta, C. F.; Huang, L. “A Revolutionary Idea in Context of X-ray Quantum Crystallography (QCr) and the Kernel Energy Method (KEM)”, 44th Middle Atlantic Regional Meeting (MARM 2016) of the American Chemical Society, Riverdale, New York, USA, (9-12 June, 2016).
Oral
90
Matta, C. F.; Terrabuio, L. A.; Haiduke, R. L. A. “Diuorodiazirine (CF2N2): A Quantum Mechanical Study of the Electron Density in the Ground- and Excited-Electronic States”, 99th Canadian Chemistry Conference & Exhibition (CSC 2016), Halifax, NS, Canada, (5-9 June, 2016).
Oral
89
Matta, C. F.; Sumar, I.; Cook, R.; Ayers, P. W. “Electron Localization-Delocalization Matrices (LDM): Definition and Applications”, 99th Canadian Chemistry Conference & Exhibition (CSC 2016), Halifax, NS, Canada, (5-9 June, 2016).
Oral
88
Arabi, A. A.; Matta, C. F. “Average Electron Densities and Electrostatic Potentials of the Nonclassical Bioisosteric Groups in Acetic Acid and Methylsquarate”, 99th Canadian Chemistry Conference & Exhibition (CSC 2016), Halifax, NS, Canada, (5-9 June, 2016).
Oral
87
Matta, C. F. “Graph Theoretical Molecular Fingerprinting starting from Electron Density Distributions”, 2016 Canadian Chemical Crystallography Workshop (Canadian National Committee for Crystallography) – Saint Mary’s University, Halifax, NS, Canada, (May 30th – June 3rd)
Oral (invited)
86
Terrabuio, L. A.; Haiduke, R. L. A.; Matta, C. F. “Diuorodiazirine (CF2N2) in the Ground- and Excited-Electronic States: A Study of the Electron Density”, L’INRS – 2016 Symposium on Molecules and Laser Fields (Andre D. Bandrauk Honorary Symposium), Orford, Québec, Canada, (4-7 may 2016).
Oral (invited)
85
Terrabuio, L. A.; Haiduke, R. L. A.; Matta, C. F. “Difluorodiazirine (CF2N2): A Comparative Quantum Mechanical Study of the First Triplet and First Singlet Excited States”, L’INRS – 2016 Symposium on Molecules and Laser Fields (Andre D. Bandrauk Honorary Symposium), Orford, Québec, Canada, (4-7 may 2016).
Poster (invited)
84
Sumar, I.; Cook, R.; Ayers, P. W.; Matta, C. F. “From Chemical Graph Theory to the Electronic Structure Fingerprinting of Localization-Delocalization Matrices (LDMs) and of Electron Density-Weighted Adjacency Matrices (EDWAMs), The International Chemical Congress of Pacific Basin Societies (PACIFICHEM) 2015, Honolulu, Hawaii, USA, (15-20 Dec. 2015).
Oral (invited)
83
Matta, C. F. “Anneaux-en-molécules: Aromaticité comme distance de similarité à la matrice de localisation et délocalisation (LDM) du benzène” (Rings-in-Molecules: Aromaticity as similarity distance to the localization-delocalization matrix of benzene), Chitel 2015 (Quitel XLI (41)): Congress of Theoretical Chemists of Latin Expression; Turin, Italy (26-31 July 2015).
Oral [in French]
82
Sumar, I.; Cook, R.; Ayers, P. W.; Matta, C. F. “Las matrices de localización-deslocalización (LDM): Un puente conceptual entre la teoría química de los grafos y la teoría cuántica de los átomos en moléculas” (Localization-delocalization matrices: A bridge between chemical graph theory and the quantum theory of atoms in molecules), Chitel 2015 (Quitel XLI (41)): Congress of Theoretical Chemists of Latin Expression; Turin, Italy (26-31 July 2015).
Poster [in Spanish]
81
Matta, C. F. “Electron localization-delocalization matrices (LDMs): Recent developments”, Sagamore XVIII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Santa Margherita di Pula, Sardinia, Italy (7-12 June 2015).
Oral (invited)
80
Sumar, I.; Cook, R.; Ayers, P. W.; Matta, C. F. “Rings-in-Molecules: Aromaticity as a Similarity Distance to the Localization-Delocalization Matrix (LDM) of Benzene”, Sagamore XVIII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Santa Margherita di Pula, Sardinia, Italy (7-12 June 2015). (North American Travel Grant IUCr Award for graduate student Ismat Sumar to present his work at the conference).
Poster (Award)
79
Matta, C. F. “The molecular electron density: From topography and topology to abstract art” 3rd International Interdisciplinary Symposium, CroArtScia2015 – Technological Innovations: Art & Science (27–30 May 2015), Zagreb, Croatia.
Oral (invited)
78
Matta, C. F. “The definition of electron localization-delocalization matrices (LDMs) & their use as electronic fingerprinting tool in QSAR & molecular similarity”, 10th Congress of the World Association of Theoretical and Computational Chemists (WATOC 2014); Santiago, Chile (5-10 Oct. 2014).
Oral (invited)
77
Timm, M.; Matta, C. F. “The Evolution of Chemical Bonding over the Nuclear Transmutation Reaction Path”, Third Changsha International Workshop on Theoretical and Computational Chemistry with Materials; Hunan Normal University, Changsha, China (8-10 June 2014).
Oral (invited)
76
Timm, M. J.; Matta, C. F. “Primary Retention following Nuclear Recoil in β-Decay: Proposed Synthesis of a Metastable Rare Gas Oxide (38ArO4) from (38ClO4–) and the Evolution of Chemical Bonding over the Nuclear Transmutation Reaction Path”, 39th Annual Science Atlantic / CIC Student Chemistry Conference ChemCon2014, Science Atlantic, Acadia University (22-24 May 2014). [Science Atlantic Communication Award for best student presentation].
Oral
75
Sumar, I.; Ayers, P. W.; Matta, C. F. “Definition and some Uses of Localization/Delocalization Matrices (LDMs)”, Congress and General Assembly of the International Union of Crystallography (IUCr-2014), Montreal, Canada (5-12 Aug. 2014).
Poster
74
Sumar, I.; Ayers, P. W.; Matta, C. F. “Definition and some Uses of Localization/Delocalization Matrices (LDMs)”, Third Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8-10 June 2014).
Poster (invited)
73
Matta, C. F.; Huang, L.; Massa, L. “A Graphene Flake Under External Electric Fields Reconstructed From Field-Perturbed Kernels”, Third Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8-10 June 2014).
Poster (invited)
72
Matta, C. F. “Some Effects of Electric Fields on Bonding and Reactivity”, Symposium: Advances in Quantum Chemical Topology, Mexico City, Mexico (7-10 Oct., 2013).
Oral (invited)
71
Matta, C. F. “Computational Investigations of Field Effects on Chemical Bonding and Reactivity”, Gordon Research Conference (GRC) on Electron Distribution and Chemical Bonding: Pushing the Limits of Experimental and Theoretical Charge and Spin Density Studies, Les Diablerets, Switzerland (2-7 June, 2013).
Oral (invited)
70
Matta, C. F., Sowlati-Hashjin, S. “Properties of the Chemical Bond under External Electric Fields in Homonuclear and Heteronuclear Diatomics”, 96th Canadian Chemistry Conference & Exhibition (CSC 2013), Québec, QC, Canada, (26-30 May, 2013).
Oral (invited)
69
Sowlati-Hashjin, S.; Matta C. F.; Bandrauk, A. D. “Dipole Moment Surface of the CH4 + X → CH3 + HX (X = F, Cl) Reactions from Atomic Dipole Moment Surfaces, and the Origin of the Sharp Peak in the Dipole Moment near the Transition State”, 96th Canadian Chemistry Conference & Exhibition (CSC 2013), Québec, QC, Canada, (26-30 May, 2013).
Oral (invited)
68
L. Massa; Matta, C. F.; Keith, T. A. “Topological Properties of the Electron Density: Examples from Quantum Chemistry and Quantum Crystallography”, 96th Canadian Chemistry Conference & Exhibition (CSC 2013), Québec, QC, Canada, (26-30 May, 2013).
Oral (invited)
67
Matta, C. F.; Sowlati-Hashjin, S. “The Chemical Bond under External Electric Fields: A Quantum Chemical Study of Diatomics”, The 39th International Congress of Theoretical Chemists of Latin Expression, Granada, Spain (30 June – 5 July 2013).
Oral [In Spanish]
66
Matta, C. F.; Huang, L.; Massa, L. “A graphene flake under external electric fields reconstructed from field-perturbed kernels”, Symposium: Advances in Quantum Chemical Topology, Mexico City, Mexico (7-10 Oct. 2013).
Poster [In Spanish]
65
Matta, C. F.; Huang, L.; Massa, L. “A graphene flake under external electric fields reconstructed from field-perturbed kernels”, The 39th International Congress of Theoretical Chemists of Latin Expression, Granada, Spain (30 June – 5 July 2013).
Poster [In Spanish]
64
Matta, C. F.; “A Tribute to Richard Bader: Introductory Presentation”,  Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Oral (invited)
63
Matta, C. F.; Massa, L.; Keith, T. A. “Richard F. W. Bader (1932‐2012): The Pioneer of the Topological Analysis of the Charge Density and of the Quantum Theory of Atoms in molecules (QTAIM)”, Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Poster
62
Huang, L.; Matta, C. F.; Massa, L. “Anionic Hydrogen Clusters ( ) as a Chemical Source of Diffuse Interstellar Bands and Possible Candidates for Hydrogen Storage”, Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Poster
61
Matta, C. F.; Arabi, A. A.; Sowlati‐Hashjin, S.;  Bandrauk, A. D. “The Effect of Strong External Electric Fields on Reactions Involving Proton and Hydrogen Atom Transfer”, Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Poster
60
Matta, C. F.;  Bendeif, E.-E.; Stradiotto, M.; Fertey, P.; Lecomte, C. “Can a Formally Zwitterionic Rhodium(I) Complex Emulate the Charge Density of a Cationic Rhodium(I) Complex? A Combined Synchrotron X-Ray and Theoretical Charge Density Study”, Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Poster
59
Matta, C. F.;  Wallace, S.; Huang, L.; Massa, L.; Bernal, I. “New Structures of Hydronium Cation Clusters”, Sagamore XVII Conference on Charge, Spin and Momentum Densities (CSMD), International Union of Crystallography (IUCr), IUCr Commission on Charge, Spin and Momentum Densities; Kitayuzawa, Hokkai-do, Japan (15-20 July 2012).
Poster
58
Matta, C. F.; Arabi, A. A.; Sowlati-Hashjin, S.; Bandrauk, A. D. “The Effect of Strong External Electric Fields on Reactions Involving Proton and Hydrogen Atom Transfer”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials; Hunan Normal University, Changsha, China (8, 9 June 2012).
Oral (invited)
57
Matta,C. F.;  Arabi, A. A.; Sowlati-Hashjin, Bandrauk, A. D. “L’effet des champs externes sur les chemins de réaction impliquant le transfert d’hydrogène ou de proton”, 80e Congrès de l’Association francophone pour le savoir (ACFAS), Colloque : Simulations numériques en chimie et biochimie, Montréal, QC, Canada (7-11 May 2012).
Oral (invited) [in French]
56
Sowlati-Hashjin, S.; Matta, C. F.; Bandrauk, A. D. “Atomic Origins of the Dipole and Polarizability Enhancement Near the Transition States of X + H-CH3 –> XH + CH3 (X=F, Cl)”, 95th Canadian Chemistry Conference & Exhibition (CSC 2012), Calgary, Canada (26–30 May 2012).
Poster
55
Sowlati-Hashjin, S.; Matta, C. F. “Are Extended Structures Based on C52– Viable?”, 95th Canadian Chemistry Conference (CSC 2012), Calgary, Canada (26–30 May 2012).
Poster
54
Matta, C. F.;  Wallace, S.; Huang, L.; Massa, L.; Bernal, I. “New Structures of Hydronium Cation Clusters”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8, 9 June 2012).
Poster
53
Matta, C. F.; Bendeif, E.-E.; Stradiotto, M.; Fertey, P.; Lecomte, C. “Can a Formally Zwitterionic Rhodium(I) Complex Emulate the Charge Density of a Cationic Rhodium(I) Complex? A Combined Synchrotron X-Ray and Theoretical Charge Density Study”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8, 9 June 2012).
Poster
52
Huang, L.; Matta, C. F.; Massa, L. “Anionic Hydrogen Clusters ( ) as a Chemical Source of Diffuse Interstellar Bands and Possible Candidates for Hydrogen Storage”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8, 9 June 2012).
Poster
51
Matta, C. F.; Arabi, A. A.; Sowlati-Hashjin, S.; Bandrauk, A. D. “The Effect of Strong External Electric Fields on Reactions Involving Proton and Hydrogen Atom Transfer”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8, 9 June 2012).
Poster
50
Matta, C. F.; Massa, L.; Keith T. A. “Richard F. W. Bader (1932-2012): The Pioneer of the Topological Analysis of the Charge Density and of the Quantum Theory of Atoms in molecules (QTAIM)”, First Changsha International Workshop on Theoretical and Computational Chemistry with Materials, Hunan Normal University, Changsha, China (8, 9 June 2012).
Poster
49
Matta, C. F. “An Introduction to the Quantum Theory of Atoms in Molecules. Part I: The Foundations”, 2011 International School on Charge Density – Theory and Practice, International Union of Crystallography & Zaragoza University, Jaca, Huesca, Spain (Aug. 30 – Sept. 4, 2011).
Oral (invited)
48
Matta, C. F. “An Introduction to the Quantum Theory of Atoms in Molecules. Part II: Applications”, 2011 International School on Charge Density – Theory and Practice, International Union of Crystallography & Zaragoza University, Jaca, Huesca, Spain (Aug. 30 – Sept. 4, 2011).
Oral (invited)
47
Matta, C. F. “A Practical Tutorial on the Quantum Theory of Atoms in Molecules”, 2011 International School on Charge Density – Theory and Practice, International Union of Crystallography & Zaragoza University, Jaca, Huesca, Spain (Aug. 30 – Sept. 4, 2011).
Oral (invited)
46
Arabi, A. A., Matta, C. F. “Effects of Electric Fields on the Double Proton transfer in Formic Acid Dimer”, 11th Annual CERMM (Centre for Research in Molecular Modeling) Symposium, Concordia University, Montréal, Canada (4-5 June 2011).
Oral
45
Arabi, A. A., Matta, C. F. “Effects of Electric Fields on the Double Proton transfer in Formic Acid Dimer”, 94th Canadian Chemistry Conference & Exhibition (CSC 2011), Montréal, Canada, (5-9 June 2011).
Oral
44
Arabi, A. A., Matta, C. F. “Effects of Electric Fields on the Double Proton transfer in Formic Acid Dimer”, 36th Annual APICS-CIC (Atlantic Provinces Council on the Sciences – Chemical Institute of Canada) Chemistry Conference (ChemCon 2011), University of Prince Edward Island, PEI, Canada (20-22 May 2011).
Oral
43
Matta C. F. “Hydrogen-Hydrogen Bonding: A Stabilizing Interaction in Molecules and Crystals”, Central European School on Physical Organic Chemistry: Intermolecular Interactions and Molecular Recognition, Wroclaw, Poland (8-12 June 2010).
Oral (invited)
42
Matta, C. F. Conference keynote speaker: “From the Electron Density to Biological Activity: Recent Examples”, Atlantic Computational Life Sciences Challenges Workshop, organized by the National Research Council of Canada (NRC) – Mount Allison University, Sackville, NB, Canada (14 Nov. 2009).
Oral (invited)
41
Arabi, A. A., Matta, C. F. “Effect of External Electric Fields on Proton Transfer in the Formic Acid Dimer”, 10th Atlantic Theoretical Chemistry Symposium (ATCS), University of New Brunswick, Fredericton, NB, Canada (17-19 July 2009).
Oral
40
Arabi, A. A., Matta, C. F., Weaver, D. F. “Geometrical Similarity of the Disposition of the Electrostatic Potential of Tetrazole and Carboxylic Group at the Root of their Bioisosteric Relationship”, 7th Canadian Computational Chemistry Conference (CCCC 7), Halifax, Canada (20-24 July 2009).
Poster
39
Arabi, A. A., Matta, C. F. “Where is Electronic Energy Released from the Gas-Phase Hydrolysis of ATP?”, 92nd  Canadian Chemistry Conference & Exhibition (CSC 2009), Hamilton, Canada (30 May – 3 June 2009). (2nd Graduate Student Poster Prize of the CIC Physical Chemistry Division).
Poster
38
Arabi, A. A., Matta, C. F. “Where is Electronic Energy Released from the Gas-Phase Hydrolysis of ATP?”, 34th Annual Atlantic Provinces Council on the Sciences ­­­­- Chemical Institute of Canada APICS/CIC Undergraduate Chemistry Conference, Saint Francis Xavier University, Antigonish, Canada (14-16 May 2009).
Poster
37
Matta, C. F. “Electron-Density Derived Descriptors in QSAR”, Latest Advances in Drug Discovery Design & Planning Methods, eCheminfo Workshop, Oxford, UK (21-25 July 2008).
Oral (invited)
36
Matta, C. F., Boyd, R. J. “A QTAIM Study of DNA Bases”, The VIII Girona Seminar on Aromaticity: Basics and Applications, The University of Girona, Catalonia, Spain (7 – 10 July 2008).
Oral (invited)
35
Massa, L.; Matta, C. F. “The Transition State for Formation of the Peptide Bond in the Ribosome”, The 5th European Charge Density Meeting, Gravedona, Italy (6-11 June 2008).
Oral and Poster (invited)
34
Matta, C. F., “The Energies of Atoms in Molecules and their Changes in Response to Bond Dissociation and Conformational Change”, Workshop on X-ray Spectroscopies, Lausanne, Switzerland (30 Jan. – 2 Feb. 2008).
Oral (invited)
33
Matta C. F., “Some Aspects of Aromaticity within the Framework of Theory of Atoms in Molecules”, Special Seminar to Celebrate the 70th Birthday of Professor Tadeusz Marek Krygowski, Dept. of Chemistry, University of Warsaw, Poland (9 Feb. 2008).
Oral (invited)
32
Matta, C. F., Massa, L. “An Electron Density Study of the Mechanism of Peptide Bond Formation in the Ribosome”, The American Chemical Society (ACS) 236th National Meeting and Exposition, Philadelphia, USA (17-21 Aug. 2008).
Oral
31
Arabi, A. A., Matta, C. F. “Atomic Partitioning of the Energy of Reaction: The Hydrolysis of a Fuel Biological Molecule, Adenosine 5’-Triphosphate (ATP)”, 8th Atlantic Theoretical Chemistry Symposium (ATCS), Cape Breton University, Sydney, NS, Canada (13-15 Aug. 2008).
Oral
30
Arabi, A. A., Matta, C. F., “Atomic Partitioning of the Bond Dissociation Energy of First to Third Row Molecules”, Research Day, Mount Saint Vincent University, Halifax, Canada (Aug. 2008).
Oral
29
Matta, C. F., Arabi, A. A.; “Atomic Partitioning of the Energy of Reaction: The Hydrolysis of Adenosine 5’-Triphosphate (ATP)”, The 5th European Charge Density Meeting (ECDM5) in Conjunction with DFG 1178 Annual Meeting, Gravedona, Italy (6-11 June 2008).
Poster
28
Massa, L.; Matta, C. F. “The Transition State for Formation of the Peptide Bond in the Ribosome”, The 5th European Charge Density Meeting (ECDM5) in Conjunction with DFG 1178 Annual Meeting, Gravedona, Italy (6-11 June 2008).
Poster and Oral
27
Matta, C. F. “Bond dissociation in biological molecules: Insight from the Theory of Atoms in Molecules”, Gordon Research Conference (GRC) on Electron Distribution and Chemical Bonding: Dynamics and Densities, Mount Holyoke College, South Hadley, MA, USA (1-6 July, 2007).
Oral (invited)
26
Arabi, A. A., Matta, C. F., “The Role of Mg2+ in the Dissociation of High Energy Phosphate Bonds”, Research Day, Mount Saint Vincent University, Halifax, Canada (Aug. 2007).
Oral
25
Matta, C. F.; Castillo, N.; Boyd, R. J. “An Atomic Basis for Vibrationless Bond Dissociation Enthalpies in Hydrocarbons”, 89th Canadian Chemistry Conference & Exhibition (CSC 2006), Halifax, Canada (27–31 May 2006).
Oral
24
Zhurova, E.; Matta, C. F.; Wu, N.; Zhurov, V.; Pinkerton, A. “Experimental and Theoretical Charge Density Study of Estrone”. The 2006 Annual Meeting of the American Crystallographic Association (ACA 2006), Honolulu, USA (22-27 July 2006).
Poster
23
Feng, X.; Matta, C. F.; Ban, F.; Stuart Grossert, J.; Weaver, D. F. “Electron spray Ionization Mass Spectrometry Studies on Interactions between Lithium and Other Group 1 Cations with Biologically-Active Amines and Neurotransmitters”, 54th American Society for Mass Spectrometry (ASMS) Conference on Mass Spectrometry, Seattle, USA (28 May – 1 June 2006).
Poster
22
Taylor, A.; Matta, C. F.; Boyd, R. J. “An Atoms-In-Molecules Study of the Solvated Electron”, 89th Canadian Chemistry Conference & Exhibition, Halifax, Canada (27-31 May 2006).
Poster
21
Castillo, N.; Matta, C. F.; Grabowski, S.; Boyd, R. J. “An Atomic Basis for the Barrier to Rotation Around the Carbon-Carbon Single Bond in1-fluoro-2-[(Z)-2-fluorovinyl]benzene”, 89th Canadian Chemistry Conference & Exhibition, Halifax, Canada (27-31 May 2006).
Poster
20
Wolstenholme, D.J.; Matta, C.F.; Cameron, T.S.; “Experimental and Theoretical Electron Density Study of a Highly Twisted Polycyclic Aromatic Hydrocarbon: 4-Methyl-[4] Helicene”, 23rd European Crystallographic Meeting (ECM-23), Leuven, Belgium (6-11 Aug. 2006).
Poster
19
Boyd R. J., Matta C. F., Castillo N. “Characterization of Extended Weak Bonding in DNA: pi-Stacking (Base-Base), Base-Backbone, and Backbone-Backbone Interactions”; International Conference of Computational Methods in Sciences and Engineering (ICCMSE 2005), Korinthos, Greece (21-26 Oct. 2005).
Oral (invited)
18
Boyd R.J., Matta C.F., Pearson J.K. “Computational Studies on Amino Acids and DNA Components”, 88th Canadian Chemistry Conference & Exhibition (CSC 2005), Saskatoon, Canada (28 May – 1 June 2005).
Oral
17
Bandrauk A.D., E.-W. S. Sedik, Matta C.F. “Laser Control of Reaction Paths in Laser-Induced Chemical and Ion Molecule Reactions”, 10th International Conference on Multiphoton Processes, Orford, QC, Canada (9-14 Oct. 2005).
Poster
16
Matta, C. F. “Computational chemistry: A powerful and inexpensive tool for basic and applied research in the life sciences”; BioVision 2004, The World Biological Forum’s Annual Conference, Alexandria, Egypt (Apr. 3-5, 2004).
Oral (invited)
15
Matta, C. F.; Boyd, R. J. “Effects of dimerization and ionization on the electron density distributions of DNA bases”, Gordon Research Conference (GRC) on Electron Distribution & Chemical Bonding: The Chemical Bond – Densities & Dynamics, Mount Holyoke College, MA, USA (4-9 July 2004).
Poster
14
Bandrauk, A. D.; Sedik, E. W.; Matta C. F.; “Effect of Laser Phase on Reaction Paths in Laser-Induced Chemical Reactions”, 15th Canadian Symposium on Theoretical Chemistry, Université de Montréal, Montreal, QC, Canada (10-14 July 2004).
Poster
13
Dobrin, S., Harikumar, R. K.; Matta, C.F.; Petsalakis, I. D; Polanyi, J. C.; Theodorakopoulos, G. “Reactions of dibromo-benzenes and dibromo-xylenes at Si(111) followed one molecule at a time”; Pre-American Physical Society Workshop on Nanoscience and Nanostructured Materials, Institut National de la Recherche Scientifique, Montreal, QC, Canada (19-20 March 2004). (Best Poster Award).
Poster
12
Matta, C. F.: Guest panelist of the quarterly Toronto Area Drug Discovery Discussions (TAD3) Meeting on “Solubility”, Leslie Dan Faculty of Pharmacy, University of Toronto, Toronto, ON, Canada (30 Sept. 2003). (Organizers: Prof. L. Kotra, Advanced Chemistry Development Inc. (ACD), & Affinuim Pharmaceutical Co.)
Oral (invited)
11
Matta C. F., Polanyi, J. C. “Effect of adatom-to-adatom separation on the reactivity of 1,4-dihalobenzenes in reactions on Si(111)7×7 surfaces”, 5th Canadian Computational Chemistry Conference(CCCC5-2003), Toronto, Canada (27-30 July 2003).
Poster
10
Matta, C. F., Bader, R. F. W. “Atomic and group properties of the genetically-encoded amino acids and their correlations to physicochemical and biological properties”, Chemical Biophysics Symposium 2002, University of Toronto, Canada (12-14 April 2002).
Poster
9
Matta, C.F. “The Properties of PEO, Enkephalins, and Morphine from Fragments” 222nd American Chemical Society National Meeting, Chicago, USA (27 August 2001).
Oral
8
Matta, C.F. “Theoretical synthesis of opioids from fragments”, 19th Annual Graduate Students’ Symposium, University at Buffalo – The State University of New York, NY, USA (16-17 May 2001).
Oral
7
Matta, C.F. “The properties of morphine, PET, and enkephalin from fragments”, Graduate Student Day, McMaster University, Hamilton, Canada (6 March 2001). (Best Poster Award).
Poster
6
Matta, C.F. “The properties of morphine, PET, and enkephalin from fragments”, Gordon Research Conference (GRC) on Electron Distribution and Chemical Bonding, Mount Holyoke College, MA, USA (8-13 July 2001).
Poster
5
Matta C.F., Hernández-Trujillo, J. “Aromaticity in polycyclic arenes as a manifestation of the delocalisation of the Fermi hole”, 14th Canadian Symposium on Theoretical Chemistry, Carleton University, Ottawa, Canada (4-9 Aug. 2001).
Poster
4
Hernández-Trujillo, J., Matta, C. F. “Aromaticity of polyarenes as a manifestation of the delocalization of the Fermi hole”, XLIV National Physics Conference of México (XLIV Congreso Nacional de Física), Morelia, Michoacán, México (Oct. 2001).
Poster
3
Bader, R.F.W., Matta, C.F. “Dielectric polarization”, 41st Sanibel Symposium: Quantum Theory Project, University of Florida, USA (24 Feb. – 2 Mar. 2001).
Poster
2
Matta, C.F., Bader, R.F.W. “Theory of the scanning tunneling microscope as the union of two proper open systems”, Surface Canada 2000: The 17th Canadian Conference on Surface Science, London, ON, Canada (21-24 May 2000).
Poster
1
P. H. M. Harrison, C. Cow, S. Sun, J. Britten, C. F. Matta “Crystal structures of 3,4,7,8-tetramethylglycoluril and acyl derivatives, models for polyketide biosynthesis”, 80th Canadian Chemistry Conference & Exhibition, Windsor, ON, Canada (1-4 June 1997).
Oral

 

PART 3: NON-TECHNICAL PUBLIC PRESENTATIONS

 

12
Matta, C. F.; “AFRICAN PLANET PRIZE: Perspective about the Nomination Process”, African Planet Prize Workshop, Nairobi, Kenya (17 March 2026).
11
Matta, C. F.; “Key Ingredients for R&D Ecosystems and Accelerating Innovation in Africa”, Session 3 (Research spotlight presentations), Unpacking the Pact for the Future: Imperatives for Advancing Scientific Cooperation with Africa (African Academy of Science ARISE “High Level Meeting” 2025), Accra, Ghana (2 – 4 July 2025).
10.
Invited Keynote Speaker: “A few personal thoughts on artificial intelligence (AI) by a chemical theorist”, The CSC President’s Luncheon at the 2024 Canadian Chemistry Conference & Exhibition (CSC 2023), Winnipeg, MN, Canada (3 June 2024). [Invited by the President of the CSC Prof. Jennifer Love]. [Link]
9.
Guest Speaker: On the benefits and procedures of accreditation by the Canadian Society for Chemistry, Meeting of Canadian Department Leaders of Physics Programmes, Canadian Association of Physicists, virtual/Ottawa (17 October 2023).
8.
Guest (Opening) Speaker: The Canadian Society for Chemistry System of Accreditation, The 2023 Canadian Council of University Chemistry Chairs (CCUCC) Meeting, Canadian Chemistry Conference & Exhibition (CSC 2023), Vancouver, BC, Canada, (4 – 8 June 2023).
7.
Guest Speaker (as the Chair of the Canada Research Chairs peer review committee): 2021 Annual Meeting of the Advisory Committee on Equity, Diversity and Inclusion Policy (Canada Research Chairs), Ottawa, ON, Canada, (7 December 2021). (Host: Marie-Lynne Boudreau, Director, Policy, Performance, Equity and Diversity – Tri-agency Institutional Programs Secretariat]. [Delivered remotely].
6.
Public Lecture: Department of Chemistry, Irving K. Barber Faculty of Science, University of British Columbia (Okanagan), Kelowna, BC (Canada), “Crisscrossing the landscape of leadership in a scholarly environment”, (1 March 2021). (Host: Professor Lael Parrott). [Delivered remotely].
5.
Convocation Speaker presenting Prof. Lou Massa for admission to the Degree of Doctor of Humane Letters (Honoris Causa), Mount Saint Vincent University, Halifax, NS, Canada – 3 November 2019.
4.
Invited Speaker: How Do Research Grant Committees Work?  Mount Saint Vincent University (Halifax, Canada), 1 March 2019. (Moderator: Professor KelleyAnne Malinen).
3.
Invited Panellist / Speaker: Sciences as a foundation of the nutrition/dietetics profession, a session for Applied Human Nutrition students, Mount Saint Vincent University (Halifax, Canada), 16 January 2019. (Moderator: Sandi Berwick, Chair, Nova Scotia Dietitians Continuing Care Action Group).
2.
Speaker: Research Remixed, Mount Saint Vincent University (Halifax, Canada), 3 October 2017: “Molecules can be excited and exciting!”
1.
Speaker of the week: Alexandria Rotary Club (Alexandria, Egypt), 15 August 2017: “ ” [In Arabic: “A Short Introduction to Nanoscience and Nanotechnology”].

[1] Nobel Laureate in Chemistry (2009).