Publications

Found 673 results
Author Title Type [ Year(Desc)]
Filters: Author is Speck, James S  [Clear All Filters]
2008
Masui, H., H. Yamada, K. Iso, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Non-polar-oriented InGaN light-emitting diodes for liquid-crystal-display backlighting", Journal of the Society for Information Display, vol. 16, no. 4: Wiley Online Library, pp. 571–578, 2008.
Masui, H., H. Yamada, K. Iso, H. Hirasawa, N. N. Fellows, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Optical polarization of m-plane In-GaN/GaN light-emitting diodes characterized via confocal microscope", physica status solidi (a), vol. 205, no. 5: Wiley Online Library, pp. 1203–1206, 2008.
Sato, H., R. B. Chung, H. Hirasawa, N. Fellows, H. Masui, F. Wu, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, et al., "Optical properties of yellow light-emitting diodes grown on semipolar (11 2 2) bulk GaN substrates", Applied Physics Letters, vol. 92, no. 22: AIP, pp. 221110, 2008.
Saito, M., D. S. Kamber, T. J. Baker, K. Fujito, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Plane Dependent Growth of GaN in Supercritical Basic Ammonia", Applied physics express, vol. 1, no. 12: IOP Publishing, pp. 121103, 2008.
Wong, M. Hoi, F. Wu, T. E. Mates, J. S. Speck, and U. K. Mishra, "Polarity inversion of N-face GaN by plasma-assisted molecular beam epitaxy", Journal of Applied Physics, vol. 104, no. 9: AIP, pp. 093710, 2008.
Wong, M. Hoi, Y. Pei, R. Chu, S. Rajan, B. L. Swenson, D. F. Brown, S. Keller, S. P. DenBaars, J. S. Speck, and U. K. Mishra, "Power performance of MBE-grown N-face high electron mobility transistors with AIN back barrier", Device Research Conference, 2008: IEEE, pp. 201–202, 2008.
Nakamura, S., U. Mishra, S. DenBaars, J. S. Speck, M. Wraback, Y. Arakawa, A. Allerman, N. Grandjean, J. Shealy, M. Krames, et al., "Preface: phys. stat. sol.(c) 5/6", physica status solidi (c), vol. 5, no. 6: Wiley Online Library, pp. 1472–1474, 2008.
Chu, R., C. Poblenz, M. Hoi Wong, S. Dasgupta, S. Rajan, Y. Pei, F. Recht, L. Shen, J. S. Speck, and U. K. Mishra, "Semiconductor, superconductor, spintronic, dielectric, and organic materials-Improved Performance of Plasma-Assisted Molecular Beam Epitaxy Grown AlGaN/GaN High Electron Mobility Transistors with Gate-Recess and CF4-Treatment", Applied Physics Express, vol. 1, no. 6, pp. 61101, 2008.
Hashimoto, T., F. Wu, M. Saito, K. Fujito, J. S. Speck, and S. Nakamura, "Status and perspectives of the ammonothermal growth of GaN substrates", Journal of Crystal Growth, vol. 310, no. 5: Elsevier, pp. 876–880, 2008.
Tyagi, A., Y-. Da Lin, D. A. Cohen, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Stimulated emission at blue-green (480 nm) and green (514 nm) wavelengths from nonpolar (m-plane) and semipolar (1122) InGaN multiple quantum well laser diode structures", Applied physics express, vol. 1, no. 9: IOP Publishing, pp. 091103, 2008.
Nidhi, S. Rajan, S. Keller, F. Wu, S. P. DenBaars, J. S. Speck, and U. K. Mishra, "Study of interface barrier of SiN x/GaN interface for nitrogen-polar GaN based high electron mobility transistors", Journal of Applied Physics, vol. 103, no. 12: AIP, pp. 124508, 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.
2009
Da Lin, Y-., A. Chakraborty, S. Brinkley, H. Chih Kuo, T. Melo, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Characterization of blue-green m-plane InGaN light emitting diodes", Applied Physics Letters, vol. 94, no. 26: AIP, pp. 261108, 2009.
Garrett, G. A., H. Shen, M. Wraback, A. Tyagi, M. C. Schmidt, J. S. Speck, S. P. DenBaars, and S. Nakamaura, "Comparison of time-resolved photoluminescence from InGaN single quantum wells grown on nonpolar and semipolar bulk GaN substrates", physica status solidi (c), vol. 6, no. S2: WILEY-VCH Verlag, 2009.
Asamizu, H., M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Continuous-Wave Operation of InGaN/GaN Laser Diodes on Semipolar (1 12 2) Plane Gallium Nitrides", Applied physics express, vol. 2, no. 2: IOP Publishing, pp. 021002, 2009.
Letts, E. R., J. S. Speck, and S. Nakamura, "Effect of indium on the physical vapor transport growth of AlN", Journal of Crystal Growth, vol. 311, no. 4: Elsevier, pp. 1060–1064, 2009.
Getty, A., E. Matioli, M. Iza, C. Weisbuch, and J. S. Speck, "Electroluminescent measurement of the internal quantum efficiency of light emitting diodes", Applied Physics Letters, vol. 94, no. 18: AIP, pp. 181102, 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.
Zhong, H., A. Tyagi, N. Pfaff, M. Saito, K. Fujito, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Enhancing the light extraction efficiency of blue semipolar (1011) nitride-based light emitting diodes through surface patterning", Japanese Journal of Applied Physics, vol. 48, no. 3R: IOP Publishing, pp. 030201, 2009.
Saito, M., H. Yamada, K. Iso, H. Sato, H. Hirasawa, D. S. Kamber, T. Hashimoto, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Evaluation of GaN substrates grown in supercritical basic ammonia", Applied Physics Letters, vol. 94, no. 5: AIP, pp. 052109, 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.

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