Publications

Found 522 results
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2007
Rajan, S., A. Chini, M. Hoi Wong, J. S. Speck, and U. K. Mishra, "N-polar Ga N/ Al Ga N/ Ga N high electron mobility transistors", Journal of Applied Physics, vol. 102, no. 4: AIP, pp. 044501, 2007.
Onuma, T., T. Koyama, A. Chakraborty, M. McLaurin, BA. Haskell, PT. Fini, S. Keller, SP. DenBaars, JS. Speck, S. Nakamura, et al., "Papers from the 34th Annual Conference on the Physics and Chemistry of Semiconductor Interfaces-Complex Oxides-Radiative and nonradiative lifetimes in nonpolar m-plane InxGa1-xN/GaN multiple", Journal of Vacuum Science and Technology-Section B, vol. 25, no. 4: Woodbury, NY: Published for the Society by the American Institute of Physics, 1991-, pp. 1524–1528, 2007.
Poblenz, C., A. L. Corrion, F. Recht, C. Soo Suh, R. Chu, L. Shen, J. S. Speck, and U. K. Mishra, "Power performance of AlGaN/GaN HEMTs grown on SiC by ammonia-MBE at 4 and 10 GHz", IEEE Electron Device Letters, vol. 28, no. 11: IEEE, pp. 945–947, 2007.
Poblenz, C., A. L. Corrion, F. Recht, C. Soo Suh, R. Chu, L. Shen, J. S. Speck, and U. K. Mishra, "Power performance of AlGaN/GaN HEMTs grown on SiC by ammonia-MBE at 4 and 10 GHz", IEEE Electron Device Letters, vol. 28, no. 11: IEEE, pp. 945–947, 2007.
Onuma, T., T. Koyama, A. Chakraborty, M. McLaurin, BA. Haskell, PT. Fini, S. Keller, SP. DenBaars, JS. Speck, S. Nakamura, et al., "Radiative and nonradiative lifetimes in nonpolar m-plane In x Ga 1- x N/ Ga N multiple quantum wells grown on GaN templates prepared by lateral epitaxial overgrowth", Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, vol. 25, no. 4: AVS, pp. 1524–1528, 2007.
Nakamura, S., S. P. DenBaars, J. S. Speck, M. C. Schmidt, K. C. Kim, R. M. Farrell, D. F. Feezell, D. A. Cohen, M. Saito, H. Sato, et al., "Recent Performance of Nonpolar/Semipolar GaN-based Blue LEDs/LDs", LEOS 2007 - IEEE Lasers and Electro-Optics Society Annual Meeting Conference Proceedings, Oct, 2007.
Nakamura, S., SP. DenBaars, JS. Speck, MC. Schmidt, KC. Kim, RM. Farrell, DF. Feezell, DA. Cohen, M. Saito, H. Sato, et al., Recent Performance of Nonpolar/Semipolar/Polar GaN-Based Blue Emitting Devices and GaN bulk Crystal Growth, 2007.
Tyagi, A., H. Zhong, R. B. Chung, D. F. Feezell, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Semipolar (1011) InGaN", Japanese journal of applied physics, vol. 46, no. 17-19: Japanese journal of applied physics, 2007.
Tyagi, A., H. Zhong, R. B. Chung, D. F. Feezell, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Semipolar (1011) InGaN/GaN laser diodes on bulk GaN substrates", Japanese Journal of Applied Physics, vol. 46, no. 5L: IOP Publishing, pp. L444, 2007.
Chakraborty, A., B. A. Haskell, F. Wu, S. Keller, S. P. DenBaars, S. Nakamura, J. S. Speck, and U. K. Mishra, "Structural and Optical Properties of Nonpolar InGaN/GaN Multiple Quantum Wells Grown on Planar and Lateral Epitaxially Overgrown m-Plane GaN Films", Japanese Journal of Applied Physics, vol. 46, no. 2R: IOP Publishing, pp. 542, 2007.
Chu, R., L. Shen, N. Fichtenbaum, S. Keller, A. Corrion, C. Poblenz, J. Speck, and U. Mishra, "Surface treatment for leakage reduction in AlGaN/GaN HEMTs", Device Research Conference, 2007 65th Annual: IEEE, pp. 127–128, 2007.
Chu, R., L. Shen, N. Fichtenbaum, S. Keller, A. Corrion, C. Poblenz, J. Speck, and U. Mishra, "Surface treatment for leakage reduction in AlGaN/GaN HEMTs", Device Research Conference, 2007 65th Annual: IEEE, pp. 127–128, 2007.
Chern, G. D., H. Shen, M. Wraback, G. Koblmüller, C. Gallinat, and J. Speck, "Terahertz Emission from Indium Nitride Multiple Quantum Wells", Optical Terahertz Science and Technology: Optical Society of America, pp. MA3, 2007.
2006
Chern, G., E. Readinger, H. Shen, M. Wraback, C. Gallinat, G. Koblmueller, and J. Speck, "Comparison of terahertz emission from N-face and In-face indium nitride thin films", APS Meeting Abstracts, 2006.
Romanov, AE., GE. Beltz, P. Cantu, F. Wu, S. Keller, SP. DenBaars, and JS. Speck, "Cracking of III-nitride layers with strain gradients", Applied physics letters, vol. 89, no. 16: AIP, pp. 161922, 2006.
Chakraborty, A., KC. Kim, F. Wu, JS. Speck, SP. DenBaars, and UK. Mishra, "Defect reduction in nonpolar a-plane GaN films using in situ Si N x nanomask", Applied physics letters, vol. 89, no. 4: AIP, pp. 041903, 2006.
Chern, G. D., E. D. Readinger, H. Shen, M. Wraback, C. S. Gallinat, G. Koblmüller, and J. S. Speck, "Excitation wavelength dependence of terahertz emission from InN and InAs", Applied physics letters, vol. 89, no. 14: AIP, pp. 141115, 2006.
Onuma, T., A. Chakraborty, BA. Haskell, S. Keller, T. Sota, UK. Mishra, SP. DenBaars, JS. Speck, S. Nakamura, and SF. Chichibu, "Exciton dynamics in nonpolar (11$$\backslash$bar 2 $0) InGaN/GaN multiple quantum wells grown on GaN templates prepared by lateral epitaxial overgrowth", physica status solidi (c), vol. 3, no. 6: WILEY-VCH Verlag, pp. 2082–2086, 2006.
Onuma, T., A. Chakraborty, BA. Haskell, S. Keller, T. Sota, UK. Mishra, SP. DenBaars, JS. Speck, S. Nakamura, and SF. Chichibu, "Exciton dynamics in nonpolar (11$$\backslash$bar 2 $0) InGaN/GaN multiple quantum wells grown on GaN templates prepared by lateral epitaxial overgrowth", physica status solidi (c), vol. 3, no. 6: WILEY-VCH Verlag, pp. 2082–2086, 2006.
Corrion, A., F. Wu, T. Mates, CS. Gallinat, C. Poblenz, and JS. Speck, "Growth of Fe-doped GaN by RF plasma-assisted molecular beam epitaxy", Journal of crystal growth, vol. 289, no. 2: Elsevier, pp. 587–595, 2006.
Shen, L., L. McCarthy, T. Palacios, MH. Wong, C. Poblenz, A. Corrion, S. Keller, SP. DenBaars, JS. Speck, and UK. Mishra, "Improved processing technology for GaN-capped deeply-recessed GaN HEMTs without surface passivation", Device Research Conference, 2006 64th: IEEE, pp. 101–102, 2006.
Wraback, M., G. D. Chern, E. D. Readinger, P. H. Shen, G. Koblmueller, C. S. Gallinat, J. S. Speck, and W. J. Schaff, Indium Nitride: A New Material for High Efficiency, Compact, 1550NM Laser-Based Terahertz Sources in Explosives Detection and Concealed Weapons Imaging: DTIC Document, 2006.
Gallinat, C. S., G. Koblmüller, J. S. Brown, S. Bernardis, J. S. Speck, G. D. Chern, E. D. Readinger, H. Shen, and M. Wraback, "In-polar InN grown by plasma-assisted molecular beam epitaxy", Applied physics letters, vol. 89, no. 3: AIP, pp. 032109, 2006.
Recht, F., L. McCarthy, S. Rajan, A. Chakraborty, C. Poblenz, A. Corrion, JS. Speck, and UK. Mishra, "Nonalloyed ohmic contacts in AlGaN/GaN HEMTs by ion implantation with reduced activation annealing temperature", IEEE electron device letters, vol. 27, no. 4: IEEE, pp. 205–207, 2006.
Recht, F., L. McCarthy, S. Rajan, A. Chakraborty, C. Poblenz, A. Corrion, JS. Speck, and UK. Mishra, "Nonalloyed ohmic contacts in AlGaN/GaN HEMTs by ion implantation with reduced activation annealing temperature", IEEE electron device letters, vol. 27, no. 4: IEEE, pp. 205–207, 2006.

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