Dr.Nandita DasGupta Homepage

Welcome to the MEMS and Microelectronics Laboratory, IIT Madras .

Ph.D / M.S / M.Tech Guidance

Ph.D Guidance

Sl. No.	Name of the student	Title of Thesis	Year of Award	Name of the Co-guide(s)
1.	Roy Paily	Studies on Improved Gate Dielectrics for ULSI MOS Devices	2004	Dr. Amitava DasGupta
2.	Bisu J.Kailath	Study of Novel Gate Oxidation Techniques for Future MOS Devices	2008	Nil
3.	Rathnamala Rao	Study of Effects of Random Dopant Fluctuation and Channel Engineering in FD-SOI MOSFET and DG-FinFET using Analytical Models	2011	Dr. Amitava DasGupta
4.	K.Kalaiselvi	Study of Thin Dielectric on 4H-SiC for Power Devices	2013(Thesis Submitted)	Nil
5.	Soumen Deb	Modeling of Semiconductor Devices : HEMTs, TFETs, IDGMOS.	Work in Progress	Nil
6.	Ankur Debnath		Work in Progress	Nil

Guidance for M.S (Degree by research)

Sl. No.	Name of the student	Title of Thesis	Year of Award	Name of the Co-guide(s)
1.	G.B.Srinivasa Murthy	Design and Fabrication of GaAs MESFETs for logic circuit applications	1997	Nil
2.	A. Sudhakar Reddy	A Study of thin gate dielectrics	2000	Nil
3.	V. Naveen Kumar	Design, Fabrication and Characterisation of InGaAs/InP CPW PIN detectors	2000	Dr. Amitava DasGupta
4.	R. Navin Kumar	Process Optimization of Micromachined Silicon Accelerometer	2000	Prof. K.N.Bhat
5.	Kuna V.S.R. Kishore	Fabrication, Characterization and Packaging of In_0.53Ga_0.47As/InP PIN photodetectors for operation at 1.3m and 1.55m wavelengths	2002	Nil
6.	Guruprasad Katti	Analytical Threshold Voltage and Subthreshold Current modeling of non-uniformly doped silicon-on-insulator (SOI) MOSFETs	2003	Dr. Amitava DasGupta
7.	M. R. Ravi	Effect of sulfur passivation and dielectric capping on In_0.53Ga_0.47As/InP PIN photodetectors	2003	Dr. Amitava DasGupta
8.	Y.Chandana	Process Optimization and Development of a Capacitive Micromachined Accelerometer	2003	Prof. K.N.Bhat
9.	Vaibhav G. Marathe	Optimization of Growth Conditions and Post-Oxidation Processing for Improved Ultrathin Gate Oxides for MOS Applications	2004	Nil
10.	Dnyanesh S. Havaldar	Study of SOI based Novel MOSFET Structure	2006	Nil
11.	Shiva Kumar	Sensitivity Enhancement of Polysilicon Piezoresisitive Pressure Sensors with Phosphorus Diffused Resistors	2006	Prof. K.N.Bhat
12.	Sachin Narwade	Process Optimization and Fabrication of a GaAs MESFET based Transimpedance Preamplifier for Optical Detection	2008	Nil
13.	D.Sheela	Surface Passivation Studies on InGaAs/InP PIN Photodetector	2008	Nil
14.	T.Sreenidhi	Reactive Ion Etching of GaN and Study of Schottky and MIS Diodes	2009	Nil
15.	Rupesh Kumar Navalakhe	Design, Fabrication and Characterization of Straight and Bend Optical Waveguides on Silicon-on-Insulator	2009	Dr. Bijoy K. Das
16.	Bhuvnesh Kushwah	Fabrication & Characterization of GaN Based Devices.	Work In Progress	Nil

Guidance for M.Tech Projects Completed

Sl. No.	Name of the student	Title of Thesis	Year of Award	Name of the Co-guide(s)
1.	Sathe Sandeep Jayant	Study of the effects of Reactive Ion Etching on Silicon and Gallium Arsenide	1994	Nil
2.	L.Neelima	Extraction of doping profiles from MOS capacitance-voltage measurements	1995	Nil
3.	Deepa Nair J.S.	Development of Silicon Wafer Bonding for Microaccelerometer	1996	Dr.A.DasGupta
4.	Rejina Rani Yarramala	Design and Fabrication of n-channel MOSFET for SOI CMOS	1999	Nil
5.	K. Sasi Sekar	Improvement of the existing RTP system using thermal modelling and design of advanced RTP equipment	2000	Dr. A.DasGupta
6.	P.V.Sudheer	A Study of TiO₂ and TiO₂/SiO₂ films as alternate gate dielectrics for Si MOS devices	2000	Nil
7.	Bandaru Aravinda Kumar	Fabrication of Airbridge Structures on Silicon and InP Substrates	2001	Nil
8.	Ranbir Singh	Fabrication of MIS capacitors with alternative high-k gate dielectric (SiO₂/Si₃N₄) and their characterization	2001	Dr. M.S. Ramachandra Rao
9.	Abhijit Das	A Study of Tantalum Oxide as an alternate high-k gate dielectric for Si MOS devices	2001	Dr. M.S. Ramachandra Rao
10.	Ezilarsan Ponnaiah K.P	A Study of Tantalum Pentoxide as an alternative high-k gate dielectric for Si MOS devices	2002	Dr. M.S. Ramachandra Rao
11.	Tadikonda Ramakrishna	Quartz Micromachining for Sensor Applications	2002	Dr. M.S. Ramachandra Rao
12.	Keshab Chandra Sethi	A Study of Titanium Dioxide: An alternate high-k gate dielectric for Si MOS devices	2002	Dr. M.S. Ramachandra Rao
13.	Anand Kumar Illa	Analytical Subthreshold Current Modeling and The Equivalent Box Profile of Non-Uniformly doped Silicon-On-Insulator (SOI) MOSFETs	2003	Nil
14.	J.N.Suresh Babu	Studies on MOS Capacitors using Ta₂O₅/SiO₂ Stacked Dielectric	2003	Nil
15.	Rajesh Gupta	Studies on MOS capacitors using Ta₂O₅ as Gate Dielectric	2004	Nil
16.	Ajay Gahlot	Studies on MOS capacitors using Al₂O₃ as Gate Dielectric	2004	Nil
17.	N.T.Rama rao	A Study of Stacked Al₂O₃/ Ta₂O₅: An Alternate High-k Gate Dielectric for SiMOS devices	2004	Nil
18.	Naresh Chandani	Reliability Study of Thin gate Oxides	2004	Nil
19.	Manas Ranjan Sahoo	Design of a RF MEMS Capacitive Shunt Switch	2004	Nil
20.	V.Krishna Kishore Mannem	Design and Fabrication of MEMS Test Structures for Material Property Extraction	2005	Nil
21.	Hitesh Kumar	Study of FIBL in Bulk and SOI MOSFETs with High-k Gate Dielectrics	2005	Nil
22.	N.SivaCharan	Design of MESFET based Transimpedance Preamplifier for Optical Detector	2005	Nil
23.	Rakesh Kumar	Design of a test structure for a MEMS switch	2005	Nil
24.	Rohit Soni	Characterization of Intrinsic Stress in Dielectric Micromechanical Bragg Mirrors for Tunable VCSEL	2005	Prof. P.Meissner
25.	Biswadeep Das Roy	Fringing induced Barrier Lowering in Bulk and SOI MOSFETs	2006	Nil
26.	Shilpa Aglawe	Realization of Thin Gate Oxide using Chemical & Electrochemical Etching	2006	Nil
27.	V. Pushpalatha	Analytical Drain Current Model of Ballistic MOSFET	2007	Nil
28.	Pushparaj Singh	Study of High-k Dielectric Material (Co-doped HfO2) For MOS Devices	2007	Nil
29.	Suryadeep Das	Characterization and Fabrication of Metal/SiO2/Si3N4/SiO2/Si (SONOS-type) Non-Volatile Semiconductor Memory Device	2008	Nil
30.	Raja.P	Study of High-K Dielectric Materials for MOS Gate Application on Different Substrates	2008	Nil
31.	Amartya Awasthi	Design and Fabrication of Sliver Solar Cells	2010	Nil
32.	Sreejith T	Surface textured Solar Cells	2012	Nil