team

Nandita DasGupta

Professor

Ph.D  from I.I.T. Madras in 1988

M.Tech  from I.I.T. Madras in 1984

B.E. degree  in Electronics and Telecommunication Engineering from Jadavpur University, Kolkata, India in 1982

044-2257 4422

nand@ee.iitm.ac.in

Personal Link

  • Dr.Nandita DasGupta received her B.E. degree in Electronics and Telecommunication Engineering from Jadavpur University, Kolkata, India in 1982, M.Tech and Ph.D from I.I.T. Madras in 1984 and 1988 respectively. She was awarded Alexander von Humboldt Fellowship in 1991 and spent one year in Germany doing Post-doctoral research in the area of Surface Passivation of Compound Semiconductors. She has been a Faculty member in the Department of Electrical Engineering, I.I.T. Madras since 1993 and is currently a Professor.
  • Her research interest is in the area of Silicon and Compound Semiconductor Technology and Modelling as well as MEMS. She has nearly one hundred research publications in International Journals and Proceedings of International Conferences and has co-authored a book on Semiconductor Devices - Modelling & Technology.

  • K N Bhat & Nandita Basu, High pressure thermal oxidation of GaAs at 250oC, Electronics Lett, vol 23, no 24, pp 1329-1330, 1987.
  • Nandita Basu & K N Bhat, High pressure oxidation of Silicon for production of ultrathin-oxide MIS-diodes, Thin Solid Films, vol 156, no 2, pp 243-257, 1988.
  • Nandita Basu & K N Bhat, High pressure thermal oxidation of n-GaAs in an atmosphere of oxygen and water vapour, J Appl Phys, vol 63, no 11, pp 5500-5506, 1988.
  • P Barman, Nandita Basu & S Basu, Thermal oxidation of GaSb and study of oxide properties Semicon Sc Technol, vol 6, pp 129-131, 1991.
  • S Basu, Nandita Basu & P Barman, Electrical characterisation of thermally grown native oxide on Gallium Antimonide, Mat Sc and Engg B9, pp 47-50, 1991.
  • K N Bhat & Nandita Basu, Surface passivation technology for GaAs, Jl of I E T E, Spl Issue on III-V Semiconductors & Devices, vol 38, no 2&3, pp 85-92, 1992.
  • S Basu, Nandita Basu & P Barman, Growth of thermal oxide on GaSb and the oxide characterisation, Jl of I E T E, Spl Issue on III-V Semiconductors & Devices, vol 38,no 2&3, pp 181-183, 1992.
  • R Riemenschneider, Nandita DasGupta, R Schultz, H L Hartnagel & H Krautle, Low temperature deposition of SiO2 and PSG using SiH4, N2O and Phosphorus vapour for damage-free passivation of InP-based PIN diodes by Plasma and Photo-assisted LPCVD, Appl Surf Sc vol 69, pp 277-280, 1993.
  • Nandita DasGupta & A DasGupta, An analytical expression for sheet carrier concentration versus gate voltage for HEMT modelling, Solid-State Electronics, vol 36, no 2, pp 201-203, Feb 1993.
  • Nandita DasGupta, R Riemenschneider & H L Hartnagel, Electrochemical capacitance- profiling: a new technique to study plasma damage during a Plasma Enhanced Chemical Vapour Deposition Jl of The Electrochem Soc, vol 140, no 7, pp 2038-2041, July 1993.
  • A DasGupta & Nandita DasGupta, A simple analytical model of gate capacitance-voltage characteristics of HEMTs, Solid-State Electronics, vol 37, no 7, pp 1377-1381, July 1994.
  • N DasGupta & G B Srinivasa Murthy, Study of gate length, channel length and gate-source spacing on the GaAs MESFET characteristics, Solid-State Phenomena, vol 55, pp 26-28, 1997.
  • Nandita DasGupta & A DasGupta, A new SPICE MOSFET Level-3 like model of HEMTs for circuit simulation, IEEE Trans Electron Devices, vol 45,no 7, 1494-1500, July 1998.
  • Kishore Kuna V S R, Naveen Kumar Vangala, Amitava DasGupta and Nandita DasGupta, Effect of etch mask and etching solution on InP micromachining to form V-grooves, Jl of The Electrochem Soc, vol 148, no 4, C322-C326, April 2001.
  • Roy Paily, Amitava DasGupta, Nandita DasGupta, Pijush Bhattacharya, Pankaj Misra, Tapas Ganguli, Lalit M Kukreja, A K Balamurugan, S Rajagopalan and A K Tyagi, Pulsed Laser Deposition of TiO2 for MOS Gate Dielectric, App Surf Sc vol 187 no 3-4, pp 300-307, 2002.

  • National Merit Certificate awarded by Ministry of Education & Social Welfare, Govt. of India for High rank in the Indian Certificate of Secondary Education Examination, 1976.
  • Alexander von Humboldt Fellow awarded by Alexander von Humboldt Foundation, Germany for Post doctoral Research program in Germany,1991.
  • Best Poster Award awarded by IEEE India ED/MTT Chapter for Poster entitled Improvement in Breakdown field strength of thin thermally grown SiO2 by selective anodic oxidation at 11th International Workshop on Physics of Semiconductor Devices, New Delhi, Dec 2001.
  • Best Poster Award awarded by IEEE India ED/MTT Chapter for Poster entitled Electrical and reliability characteristics of oxide grown by High Pressure Oxidation of SiC in nitric acid vapor with different gas ambient at 16th International workshop on the Physics of Semiconductor Devices (IWPSD2011), Kanpur, December 2011

    Current Courses

  • 1993 - till date at I I T Madras.

    Previous Courses

  • Semiconductor Devices such as Solid State Devices (Undergraduate),Device Modeling (Undergraduate),Semiconductor Device Modeling (Graduate),MOS Device Modelling & Characterization(Graduate),Compound Semiconductor Devices (Graduate),Photovoltaics and solar cells.
  • Circuits like Basic Electronics (Undergraduate),Introduction to Digital Circuits (Undergraduate),Microprocessors & Microcomputers (Undergraduate).
  • Fabrication Technology like VLSI Technology.

Journals

  • Ramanjaneyulu Mannam, Senthil Kumar Eswaran, M Priyadarshini, F Bellarmine, Nandita DasGupta, M S Ramachandra Rao, Enhanced photoluminescence and heterojunction characteristics of pulsed laser deposited ZnO nanostructures, (Accepted in Applied surface science)(2017).
  • Ramanjaneyulu Mannam, E Senthil Kumar, Nandita DasGupta, M S Ramachandra Rao, Reversible p-type Conductivity in H Passivated Nitrogen and Phosphorous codoped ZnO Thin Films using Rapid Thermal Annealing, Appl Surf Sci, Vol 400 pp 312-317 (2017).
  • M Priyadarshini, Ramanjaneyulu Mannam, M S Ramachandra Rao and Nandita DasGupta , Effect of annealing ambient on SnO2 thin film transistors, (Accepted in Applied surface science).
  • Lijin George, PR Shaina, Aparna Gupta, Nandita DasGupta, and Manu Jaiswal, Deformation Of Graphene On An Oxidizing Nickel Surface: The Role Of Graphene Layer Number, Materials Research Express 3 115016 (2016).
  • Gourab Dutta, Nandita DasGupta, and Amitava DasGupta, Low Temperature ICP-CVD SiNx as GateDielectric for GaN-Based MIS-HEMTs, IEEE Trans on Electron Devices, Vol 63, No 12, pp 4693-4701, (December 2016).
  • B K Das, N Das Gupta, S Chandran, S Kurudi, P Sah, R Nandi, Ramesh K, Sumi R, S Pal, Kaushal,S, M Sundaram, P Sakthivel, Sidharth R, R Joshi, H Sasikumar, U Karthik, S Krubhakar, G R Bhatt, J P George, R K Navalakhe, Narendran R, and I Seethalakshmi , Silicon Photonics Technology: Ten Years of Research at IIT Madras, Chennai, India, Asian Journal of Physics, Vol 25, No 7 (2016).
  • RamanjaneyuluMannam, F Bellarmine, E SenthilKumar, NanditaDasGupta and M S RamachandraRao , Polarity control and enhanced luminescence characteristics of semi-polar ZnO nanostructures grown on non-polar MgO (100) substrates, RSC Adv, 6 93125-93129 (2016).
  • Naveen Karumuri, Gourab Dutta, Nandita DasGupta, and Amitava DasGupta, A Compact Model of Drain Current for GaN HEMTs based on 2-DEG Charge Linearization, IEEE Trans on Electron Devices, vol 63, No 11, pp 4226-4232,( November 2016 ).
  • KrishnanNadar Savithry Nikhil, Nandita DasGupta, Amitava DasGupta, and Anjan Chakravorty, Analysis and Modeling of the Snapback Voltage forVarying Buried Oxide Thickness in SOI-LDMOS Transistors, IEEE Trans on Electron Devices, vol 63, No 10, pp 4003-4010, (Oct 2016).
  • Madhup Shukla, Gourab Dutta, Ramanjaneyulu Mannam and Nandita DasGupta, Electrical properties of reactive-ion-sputtered Al2O3 on 4H-SiC, Thin Solid Films, vol 607(May 2016).
  • Gourab Dutta, Nandita DasGupta and Amitava DasGupta, Effect of sputtered Al2O3 layer thickness on the threshold voltage of III-N MISHEMTs, IEEE Trans on Electron Devices, vol 63, No 4, pp 1480-1488, (April 2016).
  • Lijin George, AparnaGupta, PR Shaina, Nandita DasGupta, and Manu Jaiswal , Mechanical tearing of graphene on an oxidizing metal surface, Nanotechnology, vol 26, No 49, (17 November, 2015).
  • Sreenidhi Turuvekere, Amitava DasGupta and Nandita DasGupta, Effect of Barrier Layer Thickness on Gate Leakage Current in AlGaN/GaN HEMTs, IEEE Trans on Electron Devices, vol 62, No 10, pp 3449-3452, (Oct 2015).
  • Ramanjaneyulu Mannam, Senthil Kumar Eswaran, Nandita DasGupta, and M S Ramachandra Rao , Zn-vacancy induced violet emission in p-type phosphorus and nitrogen codoped ZnO thin films grown by pulsed laser deposition , Applied Surface Science, vol 347,pp 96-100, (Aug 2015).

Conference Proceedings

  • Nandita Basu & K N Bhat, A study of MIS solar cells using high-pressure oxidation technique as a new method of growing thin oxide, 3rd International Workshop on the Physics of Semiconductor Devices, Collected Abstracts, pp 137-139, Madras, Nov 1985.
  • Nandita Basu & K N Bhat, Thermal Oxidation of GaAs, Proc 4th International Workshop on the Physics of Semiconductor Devices, pp 139-141, Dec 1987.
  • K N Bhat, P R S Rao & Nandita Basu, MOS studies on Gallium Arsenide using high pressure thermal oxidation, Proc International Conference and Intensive Tutorial Course on Semiconductor Materials, New Delhi, Dec 1988.
  • Nandita DasGupta, S Basu & D N Bose, Upgradation of rice-husk silicon for photovoltaic applications, Proc World Renewable Energy Congress, Reading, U K, Sept 1990.
  • S K Lahiri, S Kal, S Banerjee, D Das, Nandita DasGupta & P K Basu, Photoluminescence and photosensitivity of front surface anodised porous silicon films, Proc Conference on Emerging Optoelectronic Technologies (CEOT-94), p 42, Bangalore, July 1994.
  • E Bhattacharya, P Ramesh & Nandita DasGupta, Effect of hydrogen plasma on porous silicon, Proc Photonics 96, Madras, Dec 1996.
  • Deepa Nair J S, D Prabhu, P R S Rao, A DasGupta, S Karmalkar, Nandita DasGupta & K N Bhat, Pressure-assisted fusion bonding of silicon wafers, Proc SPIEs 1996 Symposium on Smart Materials, Structures & MEMS, vol 3321, pp 248-252,Bangalore, Dec 1996.
  • B Ganesh Kumar & Nandita DasGupta, Stable and improved photoluminescence in thermally oxidised porous silicon, Proc 9th International Workshop on Physics of Semiconductor Devices, New Delhi, Dec 1997.
  • A Sudhakar Reddy, P R S Rao, K N Bhat & Nandita DasGupta, Lower leakage and higher breakdown voltage for MNOS (Metal-SiN-SiO2-Si) structure, Proc 10th International Workshop on Physics of Semiconductor Devices, New Delhi, Dec 1999.
  • V Naveen Kumar, K V S R Kishore, P R S Rao, A DasGupta & Nandita DasGupta, A Passivation study for low dark current InGaAs/InP PIN diode, Proc 10th International Workshop on Physics of Semiconductor Devices, New Delhi, pp 617-620, Dec 1999.

Books Authored

  • Semiconductor Devices Modeling and Technology authored by Nandita DasGupta and Amitava DasGupta published by Prentice-Hall of India Pvt Ltd, New Delhi, 2004.
  • K N Bhat and Amitava DasGupta (Editors) authored "Physics of Semiconductor Devices (Proceedings of the Twelfth International Workshop on the Physics of Semiconductor Devices)" published by Narosa Publishing House, New Delhi, 2004.
  • "Silicon MOS Transistor-from Micro to Nano" Ch 18, pp 565-583, in A Textbook of Nanoscience and Nanotechnology by T Pradeep and others authored by Nandita DasGupta published by McGrawHill 2012.

  • Co-ordinated a Short Term Course on MicroElectroMechanical Systems (MEMS) jointly with Dr Enakshi Bhattacharya from Jan 2-7, 2003.
  • Joint Secretary and Technical Committee Chair for VLSI/ULSI Technologies for the International Workshop on Physics of Semiconductor Devices (IWPSD-2003) held at IIT Madras from December 16-20, 2003.
  • Co-ordinator of One-day Tutorial Course on VLSI/ULSI : Materials, Devices and Modelling in the International Workshop on Physics of Semiconductor Devices (IWPSD-2003) held on December 15, 2003.
  • Secretary for the one-day symposium on Recent Trends in Microelectronics & MEMS (RTMM-2005) held at IIT Madras on July 2, 2005.
  • Sponsorship Chair for International Conference on MEMS (ICMEMS 2009) held at IIT Madras from Jan 3-5, 2009.
  • Chairperson, VanaVani Matriculation and Higher Secondary School from 2006-2009.
  • Chairperson, M Tech Task Force set up at IIT Madras to revamp the M Tech program in 2010.
  • Developed a set of 40 video lectures on VLSI Technology for NPTEL available on You Tube.
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