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Dr. Sayak Dutta Gupta
Dr. Sayak Dutta Gupta
Assistant Professor, Dept. of Electrical Engineering, IIT Madras
Verified email at ee.iitm.ac.in
Title
Cited by
Cited by
Year
Positive Threshold Voltage Shift in AlGaN/GaN HEMTs and E-Mode Operation By O Based Gate Stack Engineering
SD Gupta, A Soni, V Joshi, J Kumar, R Sengupta, H Khand, B Shankar, ...
IEEE Transactions on Electron Devices 66 (6), 2544-2550, 2019
402019
On the channel hot-electron’s interaction with C-doped GaN buffer and resultant gate degradation in AlGaN/GaN HEMTs
RR Chaudhuri, V Joshi, SD Gupta, M Shrivastava
IEEE Transactions on Electron Devices 68 (10), 4869-4876, 2021
252021
Part I: Physical Insights Into Dynamic RON Behavior and a Unique Time-Dependent Critical Stress Voltage in AlGaN/GaN HEMTs
SD Gupta, V Joshi, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 68 (11), 5720-5727, 2021
242021
Interplay between surface and buffer traps in governing breakdown characteristics of AlGaN/GaN HEMTs—Part II
V Joshi, SD Gupta, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 68 (1), 80-87, 2020
192020
Physical insights into the impact of surface traps on breakdown characteristics of AlGaN/GaN HEMTs—Part I
V Joshi, SD Gupta, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 68 (1), 72-79, 2020
152020
On the ESD behavior of AlGaN/GaN Schottky diodes and trap assisted failure mechanism
B Shankar, R Sengupta, SD Gupta, A Soni, N Mohan, N Bhat, ...
2017 39th Electrical Overstress/Electrostatic Discharge Symposium (EOS/ESD), 1-6, 2017
152017
Novel surface passivation scheme by using p-type AlTiO to mitigate dynamic ON resistance behavior in AlGaN/GaN HEMTs—Part II
SD Gupta, V Joshi, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 68 (11), 5728-5735, 2021
102021
Trap assisted stress induced ESD reliability of GaN schottky diodes
B Shankar, R Singh, R Sengupta, H Khand, A Soni, SD Gupta, ...
2018 40th Electrical Overstress/Electrostatic Discharge Symposium (EOS/ESD), 1-6, 2018
102018
Physical insights into electron trapping mechanism in the carbon-doped GaN buffer in AlGaN/GaN HEMTs and its impact on dynamic on-resistance
V Joshi, RR Chaudhuri, SD Gupta, M Shrivastava
IEEE Transactions on Electron Devices 70 (6), 3011-3018, 2023
92023
ECR Plasma Enhanced Film Deposition System
GS Taki, JBM Krishna, SD Gupta, S Karmakar, SK Kundu
J. Phys 59, 77, 2016
92016
ESD behavior of AlGaN/GaN Schottky diodes
B Shankar, SD Gupta, A Soni, S Raghavan, M Shrivastava
IEEE Transactions on Device and Materials Reliability 19 (2), 437-444, 2019
82019
Time dependent shift in SOA boundary and early breakdown of epi-stack in AlGaN/GaN HEMTs under fast cyclic transient stress
B Shankar, S Shikha, A Singh, J Kumar, A Soni, SD Gupta, S Raghavan, ...
IEEE Transactions on Device and Materials Reliability 20 (3), 562-569, 2020
72020
Safe operating area (SOA) reliability of polarization super junction (PSJ) GaN FETs
B Shankar, A Soni, SD Gupta, M Shrivastava
2018 IEEE International Reliability Physics Symposium (IRPS), 4E. 3-1-4E. 3-4, 2018
72018
Structural physiology of the Cryptosporidium oocyst wall
H Ward, N Bhat, R O’Connor, S Jaison, G Widmer, G Batzer, B Corey, ...
Water Environment Research Foundation, 2005
72005
Unique Role of Hot-Electron Induced Self-Heating in Determining Gate-Stack Dependent Dynamic RON of AlGaN/GaN HEMTs Under Semi-on State
SD Gupta, V Joshi, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 69 (12), 6934-6939, 2022
62022
Unique gate bias dependence of dynamic ON-resistance in MIS-gated AlGaN/GaN HEMTs and its dependence on gate control over the 2-DEG
SD Gupta, V Joshi, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 69 (3), 1608-1611, 2022
62022
Time dependent early breakdown of AIGaN/GaN epi stacks and shift in SOA boundary of HEMTs under fast cyclic transient stress
B Shankar, A Soni, SD Gupta, S Shikha, S Singh, S Raghavan, ...
2018 IEEE International Electron Devices Meeting (IEDM), 34.6. 1-34.6. 4, 2018
62018
Interplay of device design and carbon-doped GaN buffer parameters in determining dynamic in AlGaN/GaN HEMTs
V Joshi, SD Gupta, RR Chaudhuri, M Shrivastava
IEEE Transactions on Electron Devices 69 (11), 6035-6042, 2022
52022
Impact of Channel Electric Field Profile Evolution on Nanosecond Timescale Cyclic Stress-Induced Dynamic RON Behavior in AlGaN/GaN HEMTs—Part II
RR Chaudhuri, A Gupta, V Joshi, RR Malik, SD Gupta, M Shrivastava
IEEE Transactions on Electron Devices 70 (12), 6183-6189, 2023
42023
On the root cause of dynamic ON resistance behavior in AlGaN/GaN HEMTs
SD Gupta, V Joshi, RR Chaudhuri, A kr Singh, S Guha, M Shrivastava
2020 IEEE International Reliability Physics Symposium (IRPS), 1-4, 2020
42020
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