Sanjay Yadav is Senior Principal Scientist & Head of the Pressure, Vacuum and Ultrasonic Metrology Section and Prof. Academy of Scientific and Innovative Research (AcSIR), National Physical Laboratory, New Delhi, India. He received his Ph.D. in Physics from Meerut University in 1990. He has published more than 280 papers in international journals and conference proceedings and is Editor-in-Chief of the journal “MAPAN/Journal of Metrology Society of India,” published by Springer. Dr. Abid Haleem is Professor of Mechanical Engineering, Jamia Millia Islamia, New Delhi, India. Presently, he is Regional Editor, Global Journal of Flexible Systems Management, Springer, and Associate Editor with JCOT (Elsevier) and i-Scholar. He has conferred with the fellowship of AGBA and has professional & life membership of IIIE, ISME, ISTE, GIFT, SCL, IICC, and ISC. With h-index of 39 in Google Scholar (26 in SCOPUS) and more than 6100 citations, he has published more than 400 research articles of which more than 185 articles i
