Publications

Found 673 results
Author Title Type [ Year(Asc)]
Filters: Author is Speck, James S  [Clear All Filters]
2011
Singisett, U., M. Hoi Wong, J. S. Speck, and U. K. Mishra, "Vertically scaled 5 nm GaN channel enhancement-mode N-polar GaN MOS-HFET with 560 mS/mm g m and 0.76 Ω-mm R on", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 1–2, 2011.
2010
Young, E. C., A. E. Romanov, C. S. Gallinat, A. Hirai, G. E. Beltz, and J. S. Speck, "Anisotropy of tensile stresses and cracking in nonbasal plane Al x Ga 1- x N/GaN heterostructures", Applied Physics Letters, vol. 96, no. 4: AIP, pp. 041913, 2010.
Kelchner, K. M., R. M. Farrell, Y-. Da Lin, P. Shan Hsu, M. T. Hardy, F. Wu, D. A. Cohen, H. Ohta, J. S. Speck, S. Nakamura, et al., "Continuous-wave operation of pure blue AlGaN-cladding-free nonpolar InGaN/GaN laser diodes", Applied Physics Express, vol. 3, no. 9: IOP Publishing, pp. 092103, 2010.
Young, E. C., C. S. Gallinat, A. E. Romanov, A. Tyagi, F. Wu, and J. S. Speck, "Critical thickness for onset of plastic relaxation in (1122) and (2021) semipolar AlGaN heterostructures", Applied physics express, vol. 3, no. 11: IOP Publishing, pp. 111002, 2010.
Speck, J. S., B. A. Haskell, M. P Pattison, and T. J. Baker, Etching technique for the fabrication of thin (Al, In, Ga) N layers, 2010.
Pimputkar, S., D. S. Kamber, M. Saito, S. P. DenBaars, J. S. Speck, and S. Nakamura, Group-iii nitride monocrystal with improved crystal quality grown on an etched-back seed crystal and method of producing the same, 2010.
Brown, D. F., S. Keller, T. E. Mates, J. S. Speck, S. P. DenBaars, and U. K. Mishra, "Growth and characterization of In-polar and N-polar InAlN by metal organic chemical vapor deposition", Journal of Applied Physics, vol. 107, no. 3: AIP, pp. 033509, 2010.
Kamber, D. S., S. Nakamura, and J. S. Speck, Growth and manufacture of reduced dislocation density and free-standing aluminum nitride films by hydride vapor phase epitaxy, mar # " 18", 2010.
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, 2010.
Saito, M., S. P. DenBaars, J. S. Speck, and S. Nakamura, Hexagonal wurtzite single crystal and hexagonal wurtzite single crystal substrate, 2010.
Bierwagen, O., and J. S. Speck, "High electron mobility In 2 O 3 (001) and (111) thin films with nondegenerate electron concentration", Applied Physics Letters, vol. 97, no. 7: AIP, pp. 072103, 2010.
Da Lin, Y-., S. Yamamoto, C-Y. Huang, C-L. Hsiung, F. Wu, K. Fujito, H. Ohta, J. S. Speck, S. P. DenBaars, and S. Nakamura, "High quality InGaN/AlGaN multiple quantum wells for semipolar InGaN green laser diodes", Applied Physics Express, vol. 3, no. 8: IOP Publishing, pp. 082001, 2010.
Raring, J. W., E. M. Hall, M. C. Schmidt, C. Poblenz, B. Li, N. Pfister, D. F. Feezell, R. Craig, J. S. Speck, S. P. DenBaars, et al., "High-power high-efficiency continuous-wave InGaN laser diodes in the violet, blue, and green wavelength regimes", Gallium Nitride Materials and Devices V, vol. 7602: International Society for Optics and Photonics, pp. 760218, 2010.
Reurings, F., F. Tuomisto, C. S. Gallinat, G. Koblmüller, and J. S. Speck, "In vacancies in InN grown by plasma-assisted molecular beam epitaxy", Applied Physics Letters, vol. 97, no. 25: AIP, pp. 251907, 2010.
Hsu, P. Shan, K. M. Kelchner, A. Tyagi, R. M. Farrell, D. A. Haeger, K. Fujito, H. Ohta, S. P. DenBaars, J. S. Speck, and S. Nakamura, "InGaN/GaN blue laser diode grown on semipolar (3031) free-standing GaN substrates", Applied physics express, vol. 3, no. 5: IOP Publishing, pp. 052702, 2010.
Rangel, E., E. Matioli, H-T. Chen, Y-S. Choi, C. Weisbuch, J. S. Speck, and E. L. Hu, "Interplay of cavity thickness and metal absorption in thin-film InGaN photonic crystal light-emitting diodes", Applied Physics Letters, vol. 97, no. 6: AIP, pp. 061118, 2010.
Young, E. C., F. Wu, A. E. Romanov, A. Tyagi, C. S. Gallinat, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Lattice tilt and misfit dislocations in (1122) semipolar GaN heteroepitaxy", Applied physics express, vol. 3, no. 1: IOP Publishing, pp. 011004, 2010.
Lee, C. Hoon, H. San Kim, and J. S. Speck, Light emitting device having a plurality of light emitting cells and method of fabricating the same, 2010.
Lee, C. Hoon, H. San Kim, and J. S. Speck, Light emitting device having a plurality of light emitting cells and method of fabricating the same, aug # " 10", 2010.
Fujiwara, T., S. Keller, J. S. Speck, S. P. DenBaars, and U. K. Mishra, "Low ohmic contact resistance m-plane AlGaN/GaN heterojunction field-effect transistors with enhancement-mode operations", Applied physics express, vol. 3, no. 10: IOP Publishing, pp. 101002, 2010.
Zhong, H., J. F. Kaeding, R. Sharma, J. S. Speck, S. P. DenBaars, and S. Nakamura, Method for growth of semipolar (Al, In, Ga, B) N optoelectronic devices, 2010.
Kaeding, J. F., D-S. Lee, M. Iza, T. J. Baker, H. Sato, B. A. Haskell, J. S. Speck, S. P. DenBaars, S. Nakamura, and others, Method for improved growth of semipolar (Al, In, Ga, B) N, 2010.
Kaeding, J. F., D-S. Lee, M. Iza, T. J. Baker, H. Sato, B. A. Haskell, J. S. Speck, S. P. DenBaars, and S. Nakamura, Method for improved growth of semipolar (al, in, ga, b) n, 2010.
Wong, M. Hoi, Y. Pei, D. Brown, J. S. Speck, U. K. Mishra, M. L. Schuette, H. Kim, V. Balasubramanian, and W. Lu, "N-face GaN-based microwave metal-insulator-semiconductor high electron mobility transistors by plasma-assisted molecular beam epitaxy", Proceedings of CS MANTECH Conference. Oregon, USA, pp. 189–192, 2010.
Metcalfe, G. D., H. Shen, M. Wraback, A. Hirai, G. Koblmüller, C. S. Gallinat, and J. S. Speck, "Nitride semiconductors as terahertz sources based on spontaneous and piezoelectric polarization", physica status solidi (c), vol. 7, no. 10: Wiley Online Library, pp. 2455–2458, 2010.

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