Hemen Kumar Kalita

Hemen Kumar Kalita

Department of Physics
Gauhati University
Guwahati 781 014, Assam, India.

Email hemenkalita@gauhati.ac.in

Ph.D., 2016, Dept. of Physics, IIT Bombay

M. Sc. in Physics, 2008, Gauhati University

B. Sc. in Physics, 2006, B. Borooah College
  • Qualified CSIR-UGC NET in June-2009 with AIR-50 in Physical Sciences.
  • Qualified GATE-2009 with AIR-337 and percentile-93.72 in Physical Sciences.
  • Ministry of human resource development (MHRD) fellowship from Govt. of India while pursuing Ph.D. degree at IIT Bombay from Jan 2010- till date.
  • 2nd prize in Quiz competition in International Year of Physics (IYP), IIT Guwahati.
  • 3rd prize in Essay competition in International Year of Physics (IYP), Gauhati University.

1.   Hemen Kalita, M. Aslam, ‘Filter adsorbent’ INDIAN PATENT (IPA No. 1626/MUM/2015)

2. Hemen Kalita, Jeotikanta Mohapatra, Arijit Mitra, D. Bahadur and M. Aslam, ‘Method of synthesis of monodispersed graphene quantum dots’ INDIAN PATENT (IPA No. 2476/MUM/2015)

3. Hemen Kalita, Vinay S Palaparthy, Maryam Shojaei Baghini, M. Aslam, ‘Soil Moisture Sensor Based on Electrochemically Synthesized Graphene Quantum Dots’ INDIAN PATENT (IPA No. 2796/MUM/2015)

4.  Hemen Kalita, V. Palaparthy, M. S. Baghini, M. Aslam, Capacitive based graphene soil moisture sensor’. (E-11/88/2016/MUM)

  1. Hemen Kalita, V. Palaparthy, M. S. Baghini, M. Aslam, Graphene quantum dot soil moisture sensor. (2016) Sensors & Actuators B: Chemical. Impact factor: 4.8
  2. Hemen Kalita, J. Mohapatra, A. Mitra, D. Bahadur, M. Aslam, Efficient synthesis of rice based graphene quantum dots and their fluorescent properties. (2016) RSC Advances. Impact factor: 3.708
  3. Hemen Kalita, Harikrishnan V, Dhanraj B. Shinde, Vijayamohanan K. Pillai, M. Aslam, “Hysteresis and charge trapping in graphene quantum dots” (2013) Applied Physics Letters. Impact factor: 3.302
  4. Hemen Kalita, Harikrishnan V, M. Aslam, ‘Field Effect Transport Properties of Chemically Treated Graphene Quantum Dots’ (2014) International Journal of Nanotechnology. Impact factor: 1.80.
  1. J Debgupta, S Mandal, Hemen Kalita, A Patra, M Aslam, K Vijayamohanan, Photophysical and photoconductivity properties of thiol functionalized graphene-CdSe QD composites, (2014) RSC Advances. Impact factor: 3.708
  2. Abhishek Misra, Hemen Kalita, and Anil Kottantharayil, ‘Work Function Modulation and Thermal Stability of Reduced Graphene Oxide Gate Electrodes in MOS Devices’ (2013) ACS Applied Materials and Interfaces. Impact factor: 6.723
  3. Abhishek Misra, A Janardanan, Hemen Kalita, Manali Khare, and Anil Kottantharayil ‘Reduced Multilayer Graphene Oxide Floating Gate Flash Memory With Large Memory Window and Robust Retention Characteristics’,(2013) IEEE Electron Device Letters. Impact factor: 3.023
  4. Abhishek Misra, Mayur Waikar, Amit Gour, Hemen Kalita, Manali Khare, Mohammed Aslam and Anil Kottantharayil, “Work function Tuning and Improved Gate Dielectric Reliability with Multilayer Graphene as a Gate Electrode for Metal Oxide Semiconductor Field Effect Device Applications”,(2012) Applied Physics Letters. Impact factor: 3.302
  1. Hemen Kalita, Harikrishnan V., M. Aslam, “Field Effect Transport Properties of Electrochemically prepared Graphene Quantum Dots”, IEEE Conference Proceedings, 978-1-4673-4842-3/13
  2. Hemen Kalita, Harikrishnan V, M. Aslam. “The Transport Behavior of Graphene Quantum Dots”, DAE-SSPS-2012, IIT Bombay. AIP Conference Proceedings 1512, 304
  3. Hemen Kalita, Harikrishnan V, M. Aslam. “Humidity Sensing properties of Graphene Quantum Dots”, IEEE Conference Proceedings 978-1-4673-3136-4/12
  4. Hemen Kalita, Harikrishnan V, M. Aslam. “High Ion/Ioff ratio of Electrochemically prepared Graphene Quantum Dots” Recent Trends in Applied Materials (RAM) 2013, AIP Conference Proceedings 1536, 189
  5. Ajay kushwaha, Hemen Kalita, M. Aslam, “Effect of oxygen annealing on the surface defects and photoconductivity of vertically aligned ZnO nanowire array”, World Academy of Science, Engineering and Technology, Vol: 74 2013-02-27.
  6. Arijit Mitra, Hemen Kalita, J. Mohapatra, M. Aslam, “Electrochemical Capacitive Properties of Mn3O4 Nanoparticles and Reduced Graphene Oxide Composite” AIP Conference Proceedings 1536, 225
  7. Abhishek Mishra, Manali Khare, Hemen Kalita, M. Aslam, Anil Kottantharayil, “Extraction of Graphene/TiN Work Function Using Metal Oxide Semiconductor (MOS) Test Structure”, IEEE Conference Proceedings 978-1-4673-3136-4/12
  8. Abhishek Mishra, Hemen Kalita, Meenakshi Bhaisare, Mayur Waikar, Amit Gour, Mohammed Aslam and Anil Kottantharayil, “Multilayer Graphene as Charge Storage Layer in Floating Gate Flash Memory”, IEEE Conference Proceedings 978-1-4673-1081-9/12      

·        Teaching Assistanship for B. Tech 1st year Physics Lab course (PH 117) (for 5 semesters) and Nanoscience course (EP-439) for Dual degree students in the Department of Physics, IIT Bombay.

·         Teaching experience as a Lecturer, Department of Physics in 2008-09, B. Borooah College, Guwahati, Assam.

1.       Chaired a session in ‘SYMPHY 2014’, 4th Annual Symposium of the Department of Physics, IIT Bombay organized by Research Scholar’s Association of Physics (RSAP), Department of Physics, IIT Bombay.

2.       Volunteer for the 7th Indo-Singapore Symposium 2014, IIT Bombay organized by Dept. of Physics, IIT Bombay.

3.       Departmental student co-ordinator of the Physics Department in the Tech Connect Event of Techfest 2013-14 (Asia’s Largest Science and Technology Festival) organized by IIT Bombay. (Department got the 3rd prize in the event)

4.       Member of the core committee for the open house symposium ‘SYMPHY-2013’ organized by Research Scholar’s Association of Physics (RSAP), Department of Physics, IIT Bombay.

5.       Member of the organizing committee as a volunteer in the DAE - Solid State Physics Symposium (DAE-SSPS) 2012 in IIT Bombay organized by the Dept of Physics, IIT Bombay. 

6.       Operator of High Resolution Scanning Electron Microscope (HR-SEM) for two years in Centre for Research in Nanotechnology (CRNTS), IIT Bombay from 2011-2013.

7.       Teaching Assistant at IIT Bombay. (2010-2014)

8.       Mentored mini- research projects of Advanced Laboratory Techniques in Nanoscience course (EP-439) for B.Tech-M.Tech (dual degree) students. (2011-2014) (Course Instructor- Prof. M. Aslam).

9.       Sports Secretary, 2010-11 Hostel 14 IIT Bombay.

  • Sports Color Award, 2015-16, Hostel-14, IIT Bombay.
  • Sports Citation Award, 2014-15, Hostel 14, IIT Bombay.
  • Sports Special Mention Award, 2012-13, Hostel 14, IIT Bombay.
  • POGC (Player of General Championship) in Carrom, 2014-15, IIT Bombay.
  • Gold Medalist in Carrom GC 2011-12, IIT Bombay.
  • Gold Medalist in Carrom GC 2014-15, IIT Bombay.
  • Silver Medalist in Carrom GC 2015-16, IIT Bombay
  • Bronze medal in Cricket PG sports 2012, IIT Bombay.
  • Bronze medal in Carrom PG Sports 2011-12, IIT Bombay.
  • Bronze medal in Carrom PG Sports 2012-13, IIT Bombay.
  • Bronze medal in TT PG Sports 2012-13, IIT Bombay.
  • Guiness book of world record for Rubik’s cube
  • Limca book of world record for Rubik’s cube.
  • Certificate of appreciation for participating PG-Cult 2016, IIT Bombay
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