Professor of Chemistry

Department of Science and Environment, Roskilde University, Denmark

Professor, Department of Inorganic and Physical Chemistry, Indian Institute of Science …

aoUniv-Prof. iR, Institute of Theoretical Chemistry, Universität Wien

University of Regensburg

Researcher ICTP

Professor of Physics, University of Houston

Aarhus university, Denmark ( earlier in Dept.of Chem IIT Madras)

Professor of Physical Chemistry, Ferdowsi University of Mashhad

Faculty of Mathematics and Physics, Charles University