Publications

Found 301 results
Author Title Type [ Year(Desc)]
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2003
Roder, C., H. Heinke, D. Hommel, TM. Katona, JS. Speck, and SP. DenBaars, "Crystallographic wing tilt in laterally overgrown GaN", Journal of Physics D: Applied Physics, vol. 36, no. 10A: IOP Publishing, pp. A188, 2003.
Ringel, SA., A. Armstrong, A. Arehart, B. Moran, U. K. Mishra, and JS. Speck, "Detection of carbon-related bandgap states in GaN using deep level optical spectroscopy", Compound Semiconductors, 2003. International Symposium on: IEEE, pp. 4–5, 2003.
Hudait, MK., Y. Lin, DM. Wilt, JS. Speck, CA. Tivarus, ER. Heller, JP. Pelz, and SA. Ringel, "High-quality InAs y P 1- y step-graded buffer by molecular-beam epitaxy", Applied physics letters, vol. 82, no. 19: AIP, pp. 3212–3214, 2003.
Armstrong, A., AR. Arehart, SA. Ringel, B. Moran, SP. DenBaars, UK. Mishra, and JS. Speck, "Identification of carbon-related bandgap states in GaN grown by MOCVD", MRS Online Proceedings Library Archive, vol. 798: Cambridge University Press, 2003.
Armstrong, A., AR. Arehart, B. Moran, SP. DenBaars, U. Mishra, JS. Speck, and SA. Ringel, "Impact of Growth Pressure on Defects in GaN Grown", Proceedings of the IEEE... International Symposium on Compound Semiconductors, vol. 30: IEEE, pp. 42, 2003.
Armstrong, A., AR. Arehart, B. Moran, SP. DenBaars, UK. Mishra, JS. Speck, and SA. Ringel, "Impact of growth pressure on defects in GaN grown by metalorganic chemical vapor deposition", Compound Semiconductors: Post-Conference Proceedings, 2003 International Symposium on: IEEE, pp. 42–48, 2003.
Arehart, AR., C. Poblenz, B. Heying, JS. Speck, UK. Mishra, SP. DenBaars, and SA. Ringel, "Influence of Growth Parameters on the Deep Level Spectrum in MBE-Grown n-GaN", MRS Online Proceedings Library Archive, vol. 798: Cambridge University Press, 2003.
Romanov, AE., P. Fini, and JS. Speck, "Modeling the extended defect evolution in lateral epitaxial overgrowth of GaN: Subgrain stability", Journal of applied physics, vol. 93, no. 1: AIP, pp. 106–114, 2003.
Cantu, P., F. Wu, P. Waltereit, S. Keller, AE. Romanov, UK. Mishra, SP. DenBaars, and JS. Speck, "Si doping effect on strain reduction in compressively strained Al 0.49 Ga 0.51 N thin films", Applied physics letters, vol. 83, no. 4: AIP, pp. 674–676, 2003.
Cantu, P., S. Keller, F. Wu, P. Waltereit, AE. Romanov, UK. Mishra, JS. Speck, and SP. DenBaars, "Si doping effects on the electrical and structural properties of high Al composition AlxGa1- xN films grown by MOCVD", physica status solidi (c), no. 7: Wiley Online Library, pp. 2010–2013, 2003.
Romanov, AE., and JS. Speck, "Stress relaxation in mismatched layers due to threading dislocation inclination", Applied Physics Letters, vol. 83, no. 13: AIP, pp. 2569–2571, 2003.
Yu, E. T., Y. Arakawa, A. Rizzi, and J. S. Speck, Symposium L: GaN and Related Alloys: DTIC Document, 2003.
2004
Armstrong, A., D. Green, AR. Arehart, UK. Mishra, JS. Speck, and SA. Ringel, "Carbon-related Deep States in Compensated n-type and Semi-Insulating GaN: C and their Influence on Yellow Luminescence", MRS Online Proceedings Library Archive, vol. 831: Cambridge University Press, 2004.
Poblenz, C., P. Waltereit, S. Rajan, S. Heikman, UK. Mishra, and JS. Speck, "Effect of carbon doping on buffer leakage in AlGaN/GaN high electron mobility transistors", Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, vol. 22, no. 3: AVS, pp. 1145–1149, 2004.
Armstrong, A., AR. Arehart, B. Moran, SP. DenBaars, UK. Mishra, JS. Speck, and SA. Ringel, "Impact of carbon on trap states in n-type GaN grown by metalorganic chemical vapor deposition", Applied physics letters, vol. 84, no. 3: AIP, pp. 374–376, 2004.
Yu, H., L. McCarthy, S. Rajan, S. Keller, SP. DenBaars, JS. Speck, and UK. Mishra, "Ion implantation for unalloyed ohmic contacts to AlGaN/GaN HEMTs", Device Research Conference, 2004. 62nd DRC. Conference Digest [Includes' Late News Papers' volume]: IEEE, pp. 37–38, 2004.
Andrews, AM., R. LeSar, MA. Kerner, JS. Speck, AE. Romanov, AL. Kolesnikova, M. Bobeth, and W. Pompe, "Modeling crosshatch surface morphology in growing mismatched layers. Part II: Periodic boundary conditions and dislocation groups", Journal of applied physics, vol. 95, no. 11: AIP, pp. 6032–6047, 2004.
Rajan, S., P. Waltereit, C. Poblenz, S. J. Heikman, D. S. Green, J. S. Speck, and U. K. Mishra, "Power performance of AlGaN-GaN HEMTs grown on SiC by plasma-assisted MBE", IEEE Electron Device Letters, vol. 25, no. 5: IEEE, pp. 247–249, 2004.
Moran, B., F. Wu, AE. Romanov, UK. Mishra, SP. DenBaars, and JS. Speck, "Structural and morphological evolution of GaN grown by metalorganic chemical vapor deposition on SiC substrates using an AlN initial layer", Journal of Crystal Growth, vol. 273, no. 1-2: North-Holland, pp. 38–47, 2004.
Andrews, AM., R. LeSar, MA. Kemer, JS. Speck, AE. Romanov, AL. Koiesnikova, M. Bobeth, and W. Pompe, "STRUCTURAL, MECHANICAL, THERMODYNAMIC, AND OPTICAL PROPERT1ES OF CONDENSED MATTER (PACS 61-68, 78)-Modeling crosshatch surface moiphology in grovving mismatched layers. Part II: Periodic boundary", Journal of Applied Physics, vol. 95, no. 11: New York, NY: American Institute of Physics, c1937-, pp. 6032–6047, 2004.
Waltereit, P., C. Poblenz, S. Rajan, F. Wu, U. K. Mishra, and J. S. Speck, "Structural properties of GaN buffer layers on 4H-SiC (0001) grown by plasma-assisted molecular beam epitaxy for high electron mobility transistors", Japanese journal of applied physics, vol. 43, no. 12A: IOP Publishing, pp. L1520, 2004.

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