National Institute of Standards and Technology

Associate Professor of Physics and Astronomy, University of Tennessee Space Institute

Full Professor, Rio de Janeiro State University

Institute of Physics, Zagreb

Prof, University of Texas at Dallas

CSIR-National Physical laboratory

Institut National de la Recherche Scientifique, University of Quebec, Varennes, QC, Canada

Professor für Lasertechnik, Hochschule Emden/Leer

Professor of Physics, Hashemite University

Astrochemistry.eu