Publications

Found 673 results
Author Title Type [ Year(Asc)]
Filters: Author is Speck, James S  [Clear All Filters]
2008
Choi, Y-S., M. Iza, E. Matioli, G. Koblmüller, J. S. Speck, C. Weisbuch, and E. L. Hu, "Submicron-thick microcavity InGaN light emitting diodes", Light-Emitting Diodes: Research, Manufacturing, and Applications XII, vol. 6910: International Society for Optics and Photonics, pp. 69100R, 2008.
Metcalfe, G. D., E. D. Readinger, H. Shen, M. Wraback, A. Hirai, E. Young, and J. S. Speck, "Terahertz emission from nonpolar gallium nitride", Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on: IEEE, pp. 1–2, 2008.
Garrett, G. A., H. Shen, M. Wraback, A. Tyagi, M. C. Schmidt, Z. Jia, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Time-resolved optical studies of InGaN LED structures grown on semipolar and nonpolar bulk GaN substrates", Conference on Lasers and Electro-Optics: Optical Society of America, pp. CMAA1, 2008.
2007
Choi, Y-S., M. Iza, E. Matioli, G. Koblmüller, J. S. Speck, C. Weisbuch, and E. L. Hu, "2.5 λ microcavity InGaN light-emitting diodes fabricated by a selective dry-etch thinning process", Applied Physics Letters, vol. 91, no. 6: AIP, pp. 061120, 2007.
Feezell, D. F., M. C. Schmidt, R. M. Farrell, K-C. Kim, M. Saito, K. Fujito, D. A. Cohen, J. S. Speck, S. P. DenBaars, and S. Nakamura, "AlGaN-cladding-free nonpolar InGaN/GaN laser diodes", Japanese journal of applied physics, vol. 46, no. 4L: IOP Publishing, pp. L284, 2007.
Hashimoto, T., J. S. Speck, and S. Nakamura, Ammonothermal Growth of Bulk GaN for Extended Time, 2007.
Newman, S. A., D. S. Kamber, Y. Wu, E. Letts, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Cantilever Epitaxy of AlN using Hydride Vapor Phase Epitaxy", APS Meeting Abstracts, 2007.
Fehlberg, T. B., G. A. Umana-Membreno, C. S. Gallinat, G. Koblmüller, S. Bernardis, B. D. Nener, G. Parish, and J. S. Speck, "Characterisation of multiple carrier transport in indium nitride grown by molecular beam epitaxy", physica status solidi (c), vol. 4, no. 7: Wiley Online Library, pp. 2423–2427, 2007.
Armstrong, A., A. Chakraborty, J. S. Speck, S. P. DenBaars, U. K. Mishra, and S. A. Ringel, "Characterization and Discrimination of AlGaN-and GaN-related Deep Levels in AlGaN/GaN Heterostructures", AIP Conference Proceedings, vol. 893, no. 1: AIP, pp. 223–224, 2007.
Romanov, A. E., G. E. Beltz, and J. S. Speck, "Crack formation in surface layers with strain gradients", International Journal of Materials Research, vol. 98, no. 8: Carl Hanser Verlag, pp. 723–728, 2007.
Getty, A. R. K., A. David, Y. Wu, C. Weisbuch, and J. S. Speck, "Demonstration of distributed Bragg Reflectors for deep ultraviolet applications", Japanese Journal of Applied Physics, vol. 46, no. 8L: IOP Publishing, pp. L767, 2007.
Schmidt, M. C., K-C. Kim, R. M. Farrell, D. F. Feezell, D. A. Cohen, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Demonstration of nonpolar m-plane InGaN/GaN laser diodes", Japanese journal of applied physics, vol. 46, no. 3L: IOP Publishing, pp. L190, 2007.
Chakraborty, A., C. G. Moe, Y. Wu, T. Mates, S. Keller, J. S. Speck, S. P. DenBaars, and U. K. Mishra, "Electrical and structural characterization of Mg-doped p-type Al 0.69 Ga 0.31 N films on SiC substrate", Journal of Applied Physics, vol. 101, no. 5: AIP, pp. 053717, 2007.
Chern, G. D., H. Shen, M. Wraback, G. Koblmüller, C. S. Gallinat, and J. S. Speck, "Excitation Wavelength Dependence of Terahertz Emission from Indium Nitride Multiple Quantum Wells", Lasers and Electro-Optics, 2007. CLEO 2007. Conference on: IEEE, pp. 1–2, 2007.
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 Indium Nitride Thin Films", AIP Conference Proceedings, vol. 893, no. 1: AIP, pp. 513–514, 2007.
Saito, M., K. Fujito, J. S. Speck, S. Nakamura, and S. P. DenBaars, Focus on nonpolar gallium nitride: Wiley Online Library, 2007.
Hashimoto, T., F. Wu, J. S. Speck, and S. Nakamura, "A GaN bulk crystal with improved structural quality grown by the ammonothermal method", Nature materials, vol. 6, no. 8: Nature Publishing Group, pp. 568, 2007.
Imer, B., F. Wu, J. S. Speck, and S. P. DenBaars, "Growth evolution in sidewall lateral epitaxial overgrowth (SLEO)", Journal of Crystal Growth, vol. 306, no. 2: Elsevier, pp. 330–338, 2007.
Hashimoto, T., F. Wu, J. S. Speck, and S. Nakamura, "Growth of bulk GaN crystals by the basic ammonothermal method", Japanese Journal of Applied Physics, vol. 46, no. 10L: IOP Publishing, pp. L889, 2007.
Hashimoto, T., F. Wu, J. S. Speck, and S. Nakamura, "Growth of bulk GaN with low dislocation density by the ammonothermal method using polycrystalline GaN nutrient", Japanese journal of applied physics, vol. 46, no. 6L: IOP Publishing, pp. L525, 2007.
Haskell, B. A., M. D. Craven, P. T. Fini, S. P. DenBaars, J. S. Speck, and S. Nakamura, Growth of reduced dislocation density non-polar gallium nitride by hydride vapor phase epitaxy, 2007.
Iso, K., H. Yamada, H. Hirasawa, N. Fellows, M. Saito, K. Fujito, S. P. DenBaars, J. S. Speck, and S. Nakamura, "High brightness blue InGaN/GaN light emitting diode on nonpolar m-plane bulk GaN substrate", Japanese Journal of Applied Physics, vol. 46, no. 10L: IOP Publishing, pp. L960, 2007.
Tyagi, A., H. Zhong, N. N. Fellows, M. Iza, J. S. Speck, S. P. DenBaars, and S. Nakamura, "High brightness violet InGaN/GaN light emitting diodes on semipolar (1011) bulk GaN substrates", Japanese Journal of Applied Physics, vol. 46, no. 2L: IOP Publishing, pp. L129, 2007.
Zhong, H., A. Tyagi, N. N. Fellows, F. Wu, R. B. Chung, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "High power and high efficiency blue light emitting diode on freestanding semipolar (10 1 1) bulk GaN substrate", Applied physics letters, vol. 90, no. 23: AIP, pp. 233504, 2007.
Sato, H., A. Tyagi, H. Zhong, N. Fellows, R. B. Chung, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "High power and high efficiency green light emitting diode on free-standing semipolar (112̅2) bulk GaN substrate", physica status solidi (RRL)-Rapid Research Letters, vol. 1, no. 4: WILEY-VCH Verlag, pp. 162–164, 2007.

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