User profiles for U. Mishra

Umesh Mishra

- Verified email at ece.ucsb.edu - Cited by 78631

Usha Kant Misra

- Verified email at sgpgi.ac.in - Cited by 20635

Umakant Mishra

- Verified email at sandia.gov - Cited by 5607

AlGaN/GaN HEMTs-an overview of device operation and applications

UK Mishra, P Parikh, YF Wu - Proceedings of the IEEE, 2002 - ieeexplore.ieee.org
… Zheng, and U. K. Mishra, “Systematic characterization of Cl reactive ion etching for gate …
DenBaars, and UK Mishra, “Gallium nitride based high power heterojunction field effect transistor…

Ultrawide‐bandgap semiconductors: research opportunities and challenges

…, AD Koehler, JH Leach, UK Mishra… - Advanced Electronic …, 2018 - Wiley Online Library
Ultrawide‐bandgap (UWBG) semiconductors, with bandgaps significantly wider than the 3.4
eV of GaN, represent an exciting and challenging new area of research in semiconductor …

Overview: japanese encephalitis

UK Misra, J Kalita - Progress in neurobiology, 2010 - Elsevier
… In this study, the seizures were not related to outcome (Misra and Kalita, 2001). In another
study from Vietnam, 30.6% patients had seizure and it was related to raised CSF pressure, …

GaN-based RF power devices and amplifiers

UK Mishra, L Shen, TE Kazior… - Proceedings of the IEEE, 2008 - ieeexplore.ieee.org
… Xu, BP Keller, SP DenBaars, and UK Mishra, BGallium nitride based high power heterojunction
field effect transistors: Process development and present status at UCSB,[ IEEE Trans. …

The impact of surface states on the DC and RF characteristics of AlGaN/GaN HFETs

…, NQ Zhang, S Keller, UK Mishra - IEEE Transactions on …, 2001 - ieeexplore.ieee.org
… The review of this paper was arranged by Editor UK Mishra. R. Vetury was with the Electrical
and Computer Engineering Department, University of California, Santa Barbara, CA 93106 …

30-W/mm GaN HEMTs by field plate optimization

…, PM Chavarkar, T Wisleder, UK Mishra… - IEEE Electron …, 2004 - ieeexplore.ieee.org
… Parikh, and UK Mishra, “Biasdependent performance of high-power AlGaN/GaN HEMTs,” in
… Heikman, SP DenBaars, and U. K. Mishra, “High breakdown GaN HEMTs with overlapping …

Polarization effects, surface states, and the source of electrons in AlGaN/GaN heterostructure field effect transistors

…, KD Ness, SP DenBaars, JS Speck, UK Mishra - Applied Physics …, 2000 - pubs.aip.org
The origin of the two-dimensional electron gas (2DEG) in AlGaN/GaN heterostructure field
effect transistors is examined theoretically and experimentally. Based on an analysis of the …

Estimated stocks of circumpolar permafrost carbon with quantified uncertainty ranges and identified data gaps

…, CD Koven, JA O'Donnell, B Elberling, U Mishra… - …, 2014 - bg.copernicus.org
Soils and other unconsolidated deposits in the northern circumpolar permafrost region store
large amounts of soil organic carbon (SOC). This SOC is potentially vulnerable to …

Absorption coefficient, energy gap, exciton binding energy, and recombination lifetime of GaN obtained from transmission measurements

…, RM Kolbas, HC Casey Jr, BP Keller, UK Mishra… - Applied Physics …, 1997 - pubs.aip.org
The absorption coefficient for a 0.4-μm-thick GaN layer grown on a polished sapphire substrate
was determined from transmission measurements at room temperature. A strong, well …

“S-shaped” temperature-dependent emission shift and carrier dynamics in InGaN/GaN multiple quantum wells

…, AJ Fischer, JJ Song, S Keller, UK Mishra… - Applied Physics …, 1998 - pubs.aip.org
We report temperature-dependent time-integrated and time-resolved photoluminescence (PL)
studies of InGaN/GaN multiple quantum wells (MQWs) grown by metalorganic chemical …