Sodha did extensive research in the physical science disciplines of plasma and energy. is reported to be the first book on the subject. He has also published 13 books
Solar Distillation and
Solar Passive Building: Science and Design and had edited a book,
Sodha Reviews of Renewable Energy Resources. He has also published over 500 research papers in peer reviewed journals and mentored several students for their doctoral studies. Sodha contributed to the establishment of divisions such as the
Centre of Energy Studies and Research,
Opto-Electronics Group and
Plasma Physics Group at the Indian Institute of Technology, Delhi. During his tenure as the vice chancellor of
Lucknow University and
Devi Ahilya Vishwavidyalaya, he was instrumental in introducing self-financing as an option for academic studies and reportedly played a part in the establishment of Faculty of Engineering Science at Devi Ahalya Vishavidyalaya. He served as the president of
Plasma Science Society of India and
Optical Society of India. ==Awards and recognitions==