K N JoshipuraK. N. Joshipura is former Professor and Head, Department of Physics, Sardar Patel University Vallabh Vidyanagar, Gujarat, India. He has taught courses including quantum mechanics, atomic-molecular physics, nuclear physics and mathematical physics at ndergraduate and graduate level. He has more than forty years of teaching and research experience and has published more than 130 papers in national and international journals. He has been to University College London (August-October 2001), under the Indo-UK INSA Royal Society London joint award program. He investigated a wide variety of atomic-molecular targets, by developing a method of calculating electron-impact ionization cross section as a dynamic fraction of total scattering cross section. Read More Read Less