Work Experience

• Research Fellow

  FEB 2020- Present

  Upcycling e-waste from photovoltaic panels and silicon wafers. Synthesis of Silicon nanocrystals and their bio-applications. Fluorescence detection of microbes using Si nanocrystals.

• Research Fellow

  SEPT 2016- FEB 2020

  Demonstrated a new phenomenon i.e. multiple electron-hole pair generation in low band gap formamidinium lead iodide nanocrystals, as 1st author, the results are published in Nature communication, 2018, 9, 4197
  Fabricated near-infra red (NIR) light emitting diodes (LED), work published in a Royal Society Journal, Chemical Communication 2019, 55, 5451.

• Postdoctoral Fellow

  MAY 2015- JULY 2016

  Optimized a synthesis method to dope heterovalent metal ions in semiconducting nanocrystals of lead bromide perovskite, published in Journal of American Chemical Society 2017, 139, 731−737.
  Fabrication of solar cells using perovskite lead halide as absorber layer
  Developed crystallization methods for lead halide perovskite, co- authored 2 articles

• Project Scientist

  JULY 2014- MAY 2015

  Coordinated a Govt. of India, Department of Electronics and Information Technology sponsored project on “Development of Nanoelectronic Theranostic Devices”
  Project management, procurement of high-end instruments and established research laboratories in the newly initiated Centre for Excellence, IIT Guwahati
  Microwave synthesis of carbon dots, composite of quantum dot and carbon dot and sensing applications, results are published in ChemPhysChem 2017, 18, 610-616

• Completed Ph.D. in Chemistry

  2003-2008

  Topic: Engineering Optical Properties of Doped Quantum Dots by Chemical Reactions Thesis Supervisor: Arun Chattopadhyay, Professor of Chemistry, IIT Guwahati.

Education

• Masters

  2000-2002

  I passed B.Sc. and M.Sc. (with specialization in Physical Chemistry) from Cotton College, Guwahati, Assam, India.

• High Secondary

  1990-2000

  I passed 10+2 standard (HSLC) from JNV SIBSAGAR, Assam, India.