Balakrishnan Viswanathan

Balakrishnan Viswanathan

Assistant Professor
Physical Sciences Centre
Chem 151, Chem 232
BSc 1998 McGill University
MSc 2001 McGill University
PhD 2005 Dalhousie University
BEd 2016 University of Alberta

Conference Presentations

  1. Vijayakumar, P.R., Singh B., Umapathy, S., Viswanathan, B., Ramamurthi S., Krishnan, V., 2009, “Raman Spectroscopy of Soap Crystals”, Poster2nd Asian Spectroscopy Conference, Seoul, South Korea
  2. Viswanathan, B., Brittain, D.R.B., Izgorodina, E.I., Coote, M.L., 2006, “Application of DFT Methods to the Thermochemistry of Organic Reactions: Advisable?”, Presentation89th Canadian Society for Chemistry Conference, Halifax, Nova Scotia, Canada
  3. Viswanathan, B., Ban, F., Boyd, R.J., 2005, “Calibration of a DFT-based Computational Scheme for the Study of Halide-Solvent Complexes”, Poster15th Canadian Symposium on Theoretical Chemistry, Sainte-Adèle, Quebec, Canada
  4. Viswanathan, B., Ban, F., Barden, C., Boyd, R.J., 2003, “Assessment of a Computational Scheme for the Study of Group I and II Metal Cation-Ligand Clusters”, Poster5th Computational Chemistry Conference, Toronto, Canada
  5. Viswanathan, B., Ariya, P.A., 2001, “Theoretical Investigation of Hg0 Reactions with X/X2/XO Species”, Poster84th Canadian Chemistry Conference, Montreal, Canada.

Post Doctorate

2005-2006 Research School of Chemistry, Australian National University, Canberra, Australia
2006-2007 Department of Physics, Indian Institute of Technology - Madras, Chennai, India


  1. Viswanathan, B. & Razul, M.S.G., 2019, "Perspective on London’s dispersion interaction", Molecular Physics, DOI: 10.1080/00268976.2019.1652365
  2. Viswanathan, B., Razul, M.S.G., “Thermodynamic Approach to Post-HF Electronic Structure Theory”, Submitted to Journal of Mathematical Chemistry.
  3. Viswanathan, B., Barden, C.J., Boyd, R.J., 2006, “A Non-Born-Oppenheimer Self-Consistent Field Method”, Journal of Mathematical Chemistry, 42 (3), 353, DOI: 10.1007/s10910-006-9105-x.
  4. Viswanathan, B., Barden, C.J., Boyd, R.J., 2006, “Calibration of a computational scheme for solvation: Halide ions bound to water X(H2O)- (X=F, Cl, Br)”, Molecular Physics, 104 (3), 389, DOI: 10.1080/00268970500351094.
  5. Viswanathan, B., Barden, C.J., Ban, F., Boyd, R.J., 2005, “Calibration of a computational scheme for solvation: Group I and II metal ions bound to water, formaldehyde and ammonia”, Molecular Physics103 (2-3), 337, DOI: 10.1080/00268970512331317273.
  6. Khalizov, A.F., Viswanathan, B., Larregaray, P., Ariya, P.A., 2003, “A Theoretical Study on the Reactions of Hg with Halogens: Atmospheric Implications”, Journal of Physical Chemistry A107, 6360, DOI: 10.1021/jp0350722.


  1. B. Viswanathan, A.S.S.V. Srinivas, N. Rajasekaran, S. Kavasseri, Indian Patent 201841010790 A, “A process for preparing amorphous silica”, filed 23/03/2018.
  2. S. Achar, B. Viswanathan, S. Sydulu, K. Shanmugam, Indian Patent 939/KOL/2012,"Improved Ploddable Transparent Soap Bar Composition", filed 16/08/2012.
  3. B. Viswanathan, S.Sydulu, A.V. Chennareddy, S. Mani, Indian Patent 291835, "High Lathering Soap And Process For Making The Same", filed 13/03/2012, granted 18/01/2018.

Research Interests

We work in the broad area of electron structure theory. Special emphasis is placed on method development and testing. Our current area of focus is the development of methods to explain and describe non-covalent interactions.