Publications

Found 158 results
Author Title Type [ Year(Asc)]
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2010
Wong, M. Hoi, Y. Pei, D. Brown, J. S. Speck, U. K. Mishra, M. L. Schuette, H. Kim, V. Balasubramanian, and W. Lu, "N-face GaN-based microwave metal-insulator-semiconductor high electron mobility transistors by plasma-assisted molecular beam epitaxy", Proceedings of CS MANTECH Conference. Oregon, USA, pp. 189–192, 2010.
Dasgupta, S., Y. Pei, B. L. Swenson, S. Keller, J. S. Speck, U. K. Mishra, and others, "N-polar GaN/AlN MIS-HEMT for Ka-band power applications", IEEE Electron Device Letters, vol. 31, no. 12: IEEE, pp. 1437–1439, 2010.
Mishra, U. K., M. Hoi Wong, S. Dasgupta, D. F. Brown, B. L. Swenson, S. Keller, J. S. Speck, and others, "N-polar GaN-based MIS-HEMTs for mixed signal applications", Microwave Symposium Digest (MTT), 2010 IEEE MTT-S International: IEEE, pp. 1130–1133, 2010.
Hurni, C. A., O. Bierwagen, J. R. Lang, B. M. McSkimming, C. S. Gallinat, E. C. Young, D. A. Browne, U. K. Mishra, and J. S. Speck, "pn junctions on Ga-face GaN grown by NH 3 molecular beam epitaxy with low ideality factors and low reverse currents", Applied Physics Letters, vol. 97, no. 22: AIP, pp. 222113, 2010.
Wong, M. Hoi, F. Wu, J. S. Speck, and U. K. Mishra, "Polarity inversion of N-face GaN using an aluminum oxide interlayer", Journal of Applied Physics, vol. 108, no. 12: AIP, pp. 123710, 2010.
Singisetti, U., M. Hoi Wong, S. Dasgupta, J. S. Speck, and U. K. Mishra, "Proc. Device Research Conf., 2010 Proc. Device Research Conf., 2010 155, 2010", Proc. Device Research Conf, vol. 155, 2010.
Ben-Yaacov, T., T. Ive, C. G. Van de Walle, U. K. Mishra, J. S. Speck, and S. P. DenBaars, "Properties of In-doped ZnO films grown by metalorganic chemical vapor deposition on GaN (0001) templates", Journal of electronic materials, vol. 39, no. 5: Springer US, pp. 608–611, 2010.
Yang, C. Kai, P. Roblin, F. De Groote, S. A. Ringel, S. Rajan, J. Pierre Teyssier, C. Poblenz, Y. Pei, J. Speck, and U. K. Mishra, "Pulsed-IV pulsed-RF cold-FET parasitic extraction of biased AlGaN/GaN HEMTs using large signal network analyzer", IEEE transactions on microwave theory and techniques, vol. 58, no. 5: IEEE, pp. 1077–1088, 2010.
Dasgupta, S., A. Raman, JS. Speck, U. K. Mishra, and others, "Room temperature operation and DC characteristics of InAlN/GaN/AlGaN Hot Electron Transistors with common base transfer ratio, α= 0.97", Device Research Conference (DRC), 2010: IEEE, pp. 133–134, 2010.
Singisetti, U., M. Hoi Wong, S. Dasgupta, B. L. Swenson, B. J. Thibeault, J. S. Speck, U. K. Mishra, and others, "Scalable E-mode N-polar GaN MISFET devices and process with self-aligned source/drain regrowth", Device Research Conference (DRC), 2010: IEEE, pp. 191–192, 2010.
Dasgupta, S., D. F. Brown, S. Keller, J. S. Speck, U. K. Mishra, and others, "T-gate technology for N-polar GaN-based self-aligned MIS-HEMTs with state-of-the-art f MAX of 127 GHz: Pathway towards scaling to 30nm GaN HEMTs", Device Research Conference (DRC), 2010: IEEE, pp. 155–156, 2010.
Dasgupta, S., Nidhi, D. F. Brown, F. Wu, S. Keller, J. S. Speck, and U. K. Mishra, "Ultralow nonalloyed ohmic contact resistance to self aligned N-polar GaN high electron mobility transistors by In (Ga) N regrowth", Applied physics letters, vol. 96, no. 14: AIP, pp. 143504, 2010.
2009
Fujiwara, T., S. Rajan, S. Keller, M. Higashiwaki, J. S. Speck, S. P. DenBaars, and U. K. Mishra, "Enhancement-mode m-plane AlGaN/GaN heterojunction field-effect transistors", Applied Physics Express, vol. 2, no. 1: IOP Publishing, pp. 011001, 2009.
Dasgupta, S., Y. Pei, B. L. Swenson, D. F. Brown, S. Keller, J. S. Speck, U. K. Mishra, and others, "$ f_ ${$T$}$ $ and $ f_ ${$$\backslash$rm MAX$}$ $ of 47 and 81 GHz, Respectively, on N-Polar GaN/AlN MIS-HEMT", IEEE Electron Device Letters, vol. 30, no. 6: IEEE, pp. 599–601, 2009.
Chakraborty, A., B. A. Haskell, S. Keller, J. S. Speck, S. P. DenBaars, S. Nakamura, and U. K. Mishra, Fabrication of nonpolar indium gallium nitride thin films, heterostructures and devices by metalorganic chemical vapor deposition, 2009.
Ben-Yaacov, T., T. Ive, C. G. Van de Walle, U. K. Mishra, J. S. Speck, and S. P. DenBaars, "Growth of In-doped ZnO films by metalorganic chemical vapor deposition on GaN (0001) templates", physica status solidi (c), vol. 6, no. 6: Wiley Online Library, pp. 1464–1467, 2009.
Wong, M. Hoi, Y. Pei, D. F. Brown, S. Keller, J. S. Speck, and U. K. Mishra, "High performance MBE-grown N-face microwave GaN HEMTs with> 70% PAE", Device Research Conference, 2009. DRC 2009: IEEE, pp. 157–158, 2009.
Wong, M. Hoi, Y. Pei, J. S. Speck, and U. K. Mishra, "High power N-face GaN high electron mobility transistors grown by molecular beam epitaxy with optimization of AlN nucleation", Applied Physics Letters, vol. 94, no. 18: AIP, pp. 182103, 2009.
Wong, M. Hoi, Y. Pei, D. F. Brown, S. Keller, J. S. Speck, and U. K. Mishra, "High-performance N-face GaN microwave MIS-HEMTs with> 70% power-added efficiency", IEEE Electron Device Letters, vol. 30, no. 8: IEEE, pp. 802–804, 2009.
Ive, T., T. Ben-Yaacov, C. G. Van de Walle, U. K. Mishra, S. P. DenBaars, and J. S. Speck, "Homoepitaxial growth and characterization of ZnO (0001) thin films grown by metalorganic chemical vapor epitaxy", physica status solidi (c), vol. 6, no. 6: Wiley Online Library, pp. 1460–1463, 2009.
Dasgupta, S., D. F. Brown, S. Keller, J. S. Speck, U. K. Mishra, and others, "N-polar GaN-based highly scaled self-aligned MIS-HEMTs with state-of-the-art f T. L G product of 16.8 GHz-μm", Electron Devices Meeting (IEDM), 2009 IEEE International: IEEE, pp. 1–3, 2009.
Fujiwara, T., S. Keller, M. Higashiwaki, J. S. Speck, S. P. DenBaars, and U. K. Mishra, "Si Delta-Doped m-Plane AlGaN/GaN Heterojunction Field-Effect Transistors", Applied physics express, vol. 2, no. 6: IOP Publishing, pp. 061003, 2009.
Tamboli, A. C., M. C. Schmidt, S. Rajan, J. S. Speck, U. K. Mishra, S. P. DenBaars, and E. L. Hu, "Smooth top-down photoelectrochemical etching of m-plane GaN", Journal of The Electrochemical Society, vol. 156, no. 1: The Electrochemical Society, pp. H47–H51, 2009.
2008
Raman, A., S. Dasgupta, S. Rajan, J. S. Speck, and U. K. Mishra, "AlGaN channel high electron mobility transistors: Device performance and power-switching figure of merit", Japanese Journal of Applied Physics, vol. 47, no. 5R: IOP Publishing, pp. 3359, 2008.
Koblmüller, G., R. Chu, F. Wu, U. K. Mishra, and J. S. Speck, "Dislocation reduction in AlGaN/GaN heterostructures on 4H-SiC by molecular beam epitaxy in the thermal decomposition regime", Applied physics express, vol. 1, no. 6: IOP Publishing, pp. 061103, 2008.

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