• PhD in Mineral Engineering from Indian Institute of Technology, Dhanbad - 2020.
• B.tech in Mineral Engineering from Government College of Engineering, Keonjhar - 2015

• Working as a Assistant Professor in OP Jindal University, Raigarh from August 2024 to Present
• Worked as a Postdoctoral Researcher in University of the Witwatersrand, Johannesburg, South Africa from January 2024 to July 2024.
• Worked as a Assistant Professor in BIT, Ballarpur from August 2023 to November 2023.
• Worked as an Assistant Professor in AMET University, Chennai from December 2021 to July 2023.
• Worked as an Assistant Professor in ICFAI University, Ranchi from August 2021 to December 2021.
• Worked as an Assistant Professor in Government College of Engineering, Keonjhar from March 2021 to July 2021.

• Mineral Processing
• Sustainable Mining
• Industrial Wastewater treatment
• Metal Extraction and Recycling

•  Hansdah, P., Kumar, S., Mandre, N. R., 2017. Dewatering performance of coal fines refuse slurry and development of the water recovery index. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects. 39(14):1565-1571.
• Hansdah, P., Kumar, S., Mandre, N. R., 2017. Performance optimization of dewatering of coal fine tailings using Box–Behnken design. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects. 40(1):75-80.
• Hansdah, P., Kumar, S., Mandre, N. R., 2018. Optimization of settling characteristics of coal fine tailings with an anionic polyacrylamide using response surface methodology. International Journal of Coal Preparation and Utilization. 41(5):370-383.
•  Hansdah, P., Kumar, S., 2019. Analysis of settling performance of coal fines tailing polymer using central composite rotatable design optimization. International Journal of Coal Preparation and Utilization. 42(2): 191-202.
• Kumari, P., Hansdah, P., 2023. Sources and Toxicological Effects of Metal and Metalloids on Human Health through Fish Consumption in Mineral Rich City, Ranchi, India. Environmental Monitoring and Assessment. 195:1032.
• Kumari, P., & Hansdah, P., 2023. Ecotoxicological and Potential Health Risk Assess-ment in Dimna Canal, Interlinking Lentic and Lo-tic Ecosystem in Jamshedpur, India. International Journal for Research in Applied Science & Engineering Technology. 11: 2-5.

•  Hansdah P, Kumar S (2017), Flocculation and dewatering characteristics of coal fine tailings using polymer, XVI International Seminar on Mineral Processing Technology, Mahabalipuram, Chennai, India.
• Hansdah P, Kumar S (2018), Coal fine dewatering using polymer and the effect of coal characterization, National Conference on Waste to Wealth in Mineral and Metallurgical, Bhubaneswar, Odisha.
• Hansdah P, Kumar S (2018), Flotation of refuse tailing fine coal slurry and its characterization, XVII International Seminar on Mineral Processing Technology (MPT), IIT (ISM), Dhanbad.
• Hansdah P, Kumar S (2018), Settling characteristics of coal washery tailings using synthetic polymer, XVII International seminar on Mineral Processing Technology (MPT) , IIT (ISM), Dhanbad.
• Hansdah P, Kumar S (2018), Dewatering of coal fine tailing by flocculation process, Indian Institute of metals, 72nd annual technical meeting, J W Marriot, Kolkata.
• Hansdah P, Kumar S (2018), Settling behavior of coal fines tailing by varying process parameter, International Conference on Renewable & Alternate Energy (ICRAE-2018), Assam Science and Technology University.
• Hansdah P, Kumar S (2019), Modelling and Optimization of Flocculation Performance of Coal Fine Tailing using Response Surface Methodology” at International Seminar on Mineral Processing Technology (MPT), Hydrabad.
• Hansdah P, Kumar S (2022), Effect of flocculant on coal fine tailing by the aid of flocculation process, International Conference on Advanced Materials for Environmental Protection , Chennai.

Patent : A process and method for removal of metalloids from surface water using fish scales Application No: 202331034319 (Filed)

• Workshop on “Recent Development in Mineral Processing held on 12th March 2021, at Government College of Engineering, Keonjhar, Odisha.
• National Workshop on “Patent filling and how to draft the invention disclosure” held on 3rd June 2022, AMET University, Chennai.

• Indian Institute of Mineral engineers.
• Indian Institute of Chemical Engineers.

Speaker in Faculty Development Programme on “Role of Engineers in Mineral Processing” in AMET University, Department of Mining Engineering held on 3rd Jan 2022 to 8th Jan 2022.