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Ashutosh Kumar
Ashutosh Kumar
RISE Research Institutes of Sweden
Verified email at ri.se
Title
Cited by
Cited by
Year
Enhanced Thermionic Emission and Low 1/f Noise in Exfoliated Graphene/GaN Schottky Barrier Diode
A Kumar, R Kashid, A Ghosh, V Kumar, R Singh
ACS Applied Materials & Interfaces 8 (12), 8213-8223, 2016
592016
Barrier inhomogeneities limited current and 1/f noise transport in GaN based nanoscale Schottky barrier diodes
A Kumar, M Heilmann, M Latzel, R Kapoor, I Sharma, M Göbelt, ...
Scientific reports 6 (1), 27553, 2016
402016
Temperature dependence of 1/f noise in Ni/n-GaN Schottky barrier diode
A Kumar, K Asokan, V Kumar, R Singh
Journal of Applied Physics 112 (2), 2012
362012
Investigation of significantly high barrier height in Cu/GaN Schottky diode
M Garg, A Kumar, S Nagarajan, M Sopanen, R Singh
AIP Advances 6 (1), 2016
352016
Effect of rapid thermal annealing on barrier height and 1/f noise of Ni/GaN Schottky barrier diodes
A Kumar, M Latzel, S Christiansen, V Kumar, R Singh
Applied Physics Letters 107 (9), 2015
332015
Atomic-scale quantitative analysis of implanted Mg in annealed GaN layers on free-standing GaN substrates
A Kumar, J Uzuhashi, T Ohkubo, R Tanaka, S Takashima, M Edo, K Hono
Journal of Applied Physics 126 (23), 2019
272019
Comparative analysis of defects in Mg-implanted and Mg-doped GaN layers on freestanding GaN substrates
A Kumar, K Mitsuishi, T Hara, K Kimoto, Y Irokawa, T Nabatame, ...
Nanoscale Research Letters 13, 1-8, 2018
252018
Influence of implanted Mg concentration on defects and Mg distribution in GaN
A Kumar, W Yi, J Uzuhashi, T Ohkubo, J Chen, T Sekiguchi, R Tanaka, ...
Journal of Applied Physics 128 (6), 2020
202020
Direct evidence of barrier inhomogeneities at metal/AlGaN/GaN interfaces using nanoscopic electrical characterizations
A Kumar, R Kapoor, M Garg, V Kumar, R Singh
Nanotechnology 28 (26), 26LT02, 2017
162017
Mg diffusion and activation along threading dislocations in GaN
W Yi, A Kumar, J Uzuhashi, T Kimura, R Tanaka, S Takashima, M Edo, ...
Applied Physics Letters 116 (24), 2020
152020
Vertical GaN devices: Process and reliability
S You, K Geens, M Borga, H Liang, H Hahn, D Fahle, M Heuken, ...
Microelectronics Reliability 126, 114218, 2021
142021
Temperature dependent electrical studies on Cu/AlGaN/GaN Schottky barrier diodes with its microstructural characterization
M Garg, A Kumar, H Sun, CH Liao, X Li, R Singh
Journal of Alloys and Compounds 806, 852-857, 2019
142019
Understanding current transport at the Ni/GaN interface using low-frequency noise spectroscopy
A Kumar, V Kumar, R Singh
Journal of Physics D: Applied Physics 49 (47), 47LT01, 2016
142016
Temperature dependent 1/f noise characteristics of the Fe/GaN ferromagnetic Schottky barrier diode
A Kumar, S Nagarajan, M Sopanen, V Kumar, R Singh
Semiconductor Science and Technology 30 (10), 105022, 2015
122015
Atomic-scale investigation of implanted Mg in GaN through ultra-high-pressure annealing
J Uzuhashi, J Chen, A Kumar, W Yi, T Ohkubo, R Tanaka, S Takashima, ...
Journal of Applied Physics 131 (18), 2022
92022
Blistering kinetics in H-implanted 4H-SiC for large-area exfoliation
M Sharma, KK Soni, A Kumar, T Ohkubo, AK Kapoor, R Singh
Current Applied Physics 31, 141-150, 2021
42021
Electron-beam-induced current study of dislocations and leakage sites in GaN Schottky barrier diodes
J Chen, W Yi, A Kumar, A Iwanade, R Tanaka, S Takashima, M Edo, S Ito, ...
Journal of Electronic Materials 49, 5196-5204, 2020
42020
Characterization of GaN nanorods fabricated using Ni nanomasking and reactive ion etching: a top-down approach
А Kumar, М Latzel, С Tessarek, S Christiansen, R Singh
Journal of Nano-and Electronic Physics, 02001-1-02001-3, 2013
42013
Growth of p-type GaN–The role of oxygen in activation of Mg-doping
A Kumar, M Berg, Q Wang, M Salter, P Ramvall
Power Electronic Devices and Components 5, 100036, 2023
22023
Impact of high-temperature Mg-implantation on defects and dopants distribution in GaN
A Kumar, W Yi, T Ohkubo, J Chen, T Sekiguchi, R Tanaka, S Takashima, ...
Journal of Applied Physics 133 (18), 2023
12023
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Articles 1–20