Publications

Found 673 results
Author Title Type [ Year(Desc)]
Filters: Author is Speck, James S  [Clear All Filters]
2004
Fujito, K., T. Hashimoto, K. Samonji, J. S. Speck, and S. Nakamura, "Growth of A1N by the chemical vapor reaction process and its application to lateral overgrowth on patterned sapphire substrates", Journal of crystal growth, vol. 272, no. 1-4: North-Holland, pp. 370–376, 2004.
Speck, J. S., and U. K. Mishra, Low Noise Amplifiers Based on Lattice Engineered Substrates: DTIC Document, 2004.
Speck, J. S., and P. M. Petroff, Order Lattices of Quantum Dots: DTIC Document, 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.
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.
Speck, J. S., Systematic Studies of Carbon Doping in High Quality GaN Grown by Molecular Beam Epitaxy: DTIC Document, 2004.
2005
Hashimoto, T., K. Fujito, M. Saito, J. S. Speck, and S. Nakamura, "Ammonothermal growth of GaN on an over-1-inch seed crystal", Japanese journal of applied physics, vol. 44, no. 12L: IOP Publishing, pp. L1570, 2005.
Baker, T. J., B. A. Haskell, F. Wu, P. T. Fini, J. S. Speck, and S. Nakamura, "Characterization of planar semipolar gallium nitride films on spinel substrates", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L920, 2005.
Koblmüller, G., J. Brown, R. Averbeck, H. Riechert, P. Pongratz, and J. S. Speck, "Continuous evolution of Ga adlayer coverages during plasma-assisted molecular-beam epitaxy of (0001) GaN", Applied Physics Letters, vol. 86, no. 4: AIP, pp. 041908, 2005.
Chakraborty, A., B. A. Haskell, S. Keller, J. S. Speck, S. P. DenBaars, S. Nakamura, and U. K. Mishra, "Demonstration of nonpolar m-plane InGaN/GaN light-emitting diodes on free-standing m-plane GaN substrates", Japanese journal of applied physics, vol. 44, no. 1L: IOP Publishing, pp. L173, 2005.
Heikman, S., S. Keller, S. Newman, Y. Wu, C. Moe, B. Moran, M. Schmidt, U. K. Mishra, J. S. Speck, and S. P. DenBaars, "Epitaxial lateral overgrowth of high Al composition AlGaN alloys on deep grooved SiC substrates", Japanese journal of applied physics, vol. 44, no. 3L: IOP Publishing, pp. L405, 2005.
Koblmüller, G., J. Brown, R. Averbeck, H. Riechert, P. Pongratz, and J. S. Speck, "Ga adlayer governed surface defect evolution of (0001) GaN films grown by plasma-assisted molecular beam epitaxy", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L906, 2005.
Hashimoto, T., K. Fujino, F. Wu, B. A. Haskell, P. T. Fini, J. S. Speck, and S. Nakamura, "GaN and Related Alloys", MRS Symposia, vol. 831, Pittsburgh, Materials Research Society, 2005.
Hashimoto, T., K. Fujito, K. Samonji, J. S. Speck, and S. Nakamura, "Growth of AlN by the chemical vapor reaction process", Japanese journal of applied physics, vol. 44, no. 2R: IOP Publishing, pp. 869, 2005.
Hashimoto, T., K. Fujito, B. A. Haskell, P. T. Fini, J. S. Speck, and S. Nakamura, "Growth of gallium nitride via fluid transport in supercritical ammonia", Journal of Crystal Growth, vol. 275, no. 1-2: North-Holland, pp. e525–e530, 2005.
Rajan, S., A. Chakraborty, U. K. Mishra, C. Poblenz, P. Waltereit, and J. S. Speck, "MBE-Grown AIGaN/GaN HEMTs on SiC", High Performance Devices, pp. 108–113, 2005.
Keller, S., P. Cantu, C. Moe, Y. Wu, S. Keller, U. K. Mishra, J. S. Speck, and S. P. DenBaars, "Metalorganic chemical vapor deposition conditions for efficient silicon doping in high Al-composition AlGaN films", Japanese journal of applied physics, vol. 44, no. 10R: IOP Publishing, pp. 7227, 2005.
Murai, A., C. Kruse, K. Samonji, L. McCarthy, J. S. Speck, U. K. Mishra, S. P. DenBaars, and D. Hommel, "Microstructural and Optical Evaluation of Nitride Light-Emitting Diodes and II–VI Distributed Bragg Reflectors Combined by Direct Wafer Bonding", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L958, 2005.
Haskell, B. A., A. Chakraborty, F. Wu, H. Sasano, P. T. Fini, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Microstructure and enhanced morphology of planar nonpolar m-plane GaN grown by hydride vapor phase epitaxy", Journal of electronic materials, vol. 34, no. 4: Springer-Verlag, pp. 357–360, 2005.
Chakraborty, A., T. J. Baker, B. A. Haskell, F. Wu, J. S. Speck, S. P. DenBaars, S. Nakamura, and U. K. Mishra, "Milliwatt power blue InGaN/GaN light-emitting diodes on semipolar GaN templates", Japanese journal of applied physics, vol. 44, no. 7L: IOP Publishing, pp. L945, 2005.
Moe, C. G., H. Masui, M. C. Schmidt, L. Shen, B. Moran, S. Newman, K. Vampola, T. Mates, S. Keller, J. S. Speck, et al., "Milliwatt power deep ultraviolet light emitting diodes grown on silicon carbide", Japanese journal of applied physics, vol. 44, no. 4L: IOP Publishing, pp. L502, 2005.
Masui, H., A. Chakraborty, B. A. Haskell, U. K. Mishra, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Polarized light emission from nonpolar InGaN light-emitting diodes grown on a bulk m-plane GaN substrate", Japanese journal of applied physics, vol. 44, no. 10L: IOP Publishing, pp. L1329, 2005.
Chakraborty, A., S. Keller, C. Meier, B. A. Haskell, S. Keller, P. Waltereit, S. P. DenBaars, S. Nakamura, J. S. Speck, and U. K. Mishra, "Properties of nonpolar a-plane InGaN/ GaN multiple quantum wells grown on lateral epitaxially overgrown a-plane GaN", Applied Physics Letters, vol. 86, no. 3: AIP, pp. 031901, 2005.
Sharma, R., M. P Pattison, T. J. Baker, B. A. Haskell, R. M. Farrell, H. Masui, F. Wu, S. P. DenBaars, J. S. Speck, and S. Nakamura, "A semipolar (10-1-3) InGaN/GaN green light emitting diode", MRS Online Proceedings Library Archive, vol. 892: Cambridge University Press, 2005.
Hashimoto, T., K. Fujito, F. Wu, B. A. Haskell, P. T. Fini, J. S. Speck, and S. Nakamura, "Structural characterization of thick GaN films grown on free-standing GaN seeds by the ammonothermal method using basic ammonia", Japanese journal of applied physics, vol. 44, no. 6L: IOP Publishing, pp. L797, 2005.

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