Publications

Found 1602 results
Author Title Type [ Year(Asc)]
Filters: 3377 is   [Clear All Filters]
2012
Hsu, P. Shan, M. T. Hardy, E. C. Young, A. E. Romanov, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Stress relaxation and critical thickness for misfit dislocation formation in (10 1\= 0) and (30 31\=) InGaN/GaN heteroepitaxy", Applied Physics Letters, vol. 100, no. 17: AIP, pp. 171917, 2012.
Hardy, M. T., E. C. Young, P. Shan Hsu, D. A. Haeger, I. L. Koslow, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Suppression of m-plane and c-plane slip through Si and Mg doping in partially relaxed (20 2\= 1) InGaN/GaN heterostructures", Applied Physics Letters, vol. 101, no. 13: AIP, pp. 132102, 2012.
Iza, M., C. J. Neufeld, S. C. Cruz, R. M. Farrell, J. S. Speck, S. Nakamura, S. P. DenBaars, and U. K. Mishra, Textured iii-v semiconductor, may # " 3", 2012.
Zhong, H., A. Tyagi, J. Stephen Speck, S. P. DenBaars, and S. Nakamura, Thin p-type gallium nitride and aluminum gallium nitride electron-blocking layer free gallium nitride-based light emitting diodes, 2012.
Hardy, M. T., P. Shan Hsu, F. Wu, I. L. Koslow, E. C. Young, S. Nakamura, A. E. Romanov, S. P. DenBaars, and J. S. Speck, "Trace analysis of non-basal plane misfit stress relaxation in (20 2\= 1) and (30 3\= 1\=) semipolar InGaN/GaN heterostructures", Applied Physics Letters, vol. 100, no. 20: AIP, pp. 202103, 2012.
Speck, J. S., A. Tyagi, A. E. Romanov, S. Nakamura, and S. P. DenBaars, Vicinal semipolar iii-nitride substrates to compensate tilt of relaxed hetero-epitaxial layers, 2012.
2011
Roy, T., Y. S. Puzyrev, E. Xia Zhang, S. DasGupta, S. A. Francis, D. M. Fleetwood, R. D. Schrimpf, U. K. Mishra, J. S. Speck, and S. T. Pantelides, "1/f Noise in GaN HEMTs grown under Ga-rich, N-rich, and NH3-rich conditions", Microelectronics Reliability, vol. 51, no. 2: Pergamon, pp. 212–216, 2011.
Raring, J. W., M. C. Schmidt, C. Poblenz, M. J. Mondry, P. Rudy, J. S. Speck, S. P. DenBaars, and S. Nakamura, "47.1: Invited Paper: Progress in Green and Blue Laser Diodes and Their Application in Pico Projection Systems", SID Symposium Digest of Technical Papers, vol. 42, no. 1: Wiley Online Library, pp. 677–680, 2011.
Chung, R. Byung- Kyu, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Abnormal Behavior of MOCVD Grown Al x In 1-x N Observed by Various Material Characterizations", 한국재료학회, vol. 17, 10/2011.
Pimputkar, S., D. S. Kamber, J. S. Speck, and S. Nakamura, Addition of hydrogen and/or nitrogen containing compounds to the nitrogen-containing solvent used during the ammonothermal growth of group-iii nitride crystals, sep # " 1", 2011.
Farrell, R. M., D. A. Haeger, P. Shan Hsu, M. T. Hardy, K. M. Kelchner, K. Fujito, D. F. Feezell, U. K. Mishra, S. P. DenBaars, J. S. Speck, et al., "AlGaN-Cladding-Free m -Plane InGaN/GaN Laser Diodes with p-Type AlGaN Etch Stop Layers", Applied Physics Express, vol. 4, pp. 092105, 2011.
Farrell, R. M., D. A. Haeger, P. Shan Hsu, M. T. Hardy, K. M. Kelchner, K. Fujito, D. F. Feezell, U. K. Mishra, S. P. DenBaars, J. S. Speck, et al., "AlGaN-cladding-free m-plane InGaN/GaN laser diodes with p-type AlGaN etch stop layers", Applied physics express, vol. 4, no. 9: IOP Publishing, pp. 092105, 2011.
Bryant, B. N., D. S. Kamber, F. Wu, S. Nakamura, and J. S. Speck, "Aluminum nitride grown on lens shaped patterned sapphire by hydride vapor phase epitaxy", physica status solidi (c), vol. 8, no. 5: Wiley Online Library, pp. 1463–1466, 2011.
Wong, M. Hoi, U. Singisetti, J. Lu, J. S. Speck, and U. K. Mishra, "Anomalous output conductance in N-polar GaN-based MIS-HEMTs", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 211–212, 2011.
Prosa, TJ., PH. Clifton, H. Zhong, A. Tyagi, R. Shivaraman, SP. DenBaars, S. Nakamura, and JS. Speck, "Atom probe analysis of interfacial abruptness and clustering within a single In x Ga 1- x N quantum well device on semipolar (10 1\= 1\=) GaN substrate", Applied physics letters, vol. 98, no. 19: AIP, pp. 191903, 2011.
Romanov, A. E., E. C. Young, F. Wu, A. Tyagi, C. S. Gallinat, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Basal plane misfit dislocations and stress relaxation in III-nitride semipolar heteroepitaxy", Journal of Applied Physics, vol. 109, no. 10: AIP, pp. 103522, 2011.
Hsu, P. Shan, J. Sonoda, K. M. Kelchner, A. Tyagi, R. M. Farrell, D. A. Haeger, E. C. Young, A. E. Romanov, K. Fujito, H. Ohta, et al., "Blue InGaN/GaN laser diodes grown on (33$$\backslash$bar 3$\backslash$bar 1$) free-standing GaN substrates", physica status solidi (c), vol. 8, no. 7-8: WILEY-VCH Verlag, pp. 2390–2392, 2011.
Simeonov, D., MY. Tsai, HT. Chen, C. Weisbuch, and J. Speck, "Bonding of nitride based LEDs on tin oxide templates for advanced optoelectronic devices", Electronics Letters, vol. 47, no. 9: IET, pp. 556–558, 2011.
Pimputkar, S., S. Kawabata, J. Speck, and S. Nakamura, "Bulk GaN Growth on GaN Seeds of Varying Orientations in Supercritical Basic Ammonia", Minerals, Metals and Materials Society/AIME, 420 Commonwealth Dr., P. O. Box 430 Warrendale PA 15086 United States.[np]. Jun: Minerals, Metals and Materials Society/AIME, 420 Commonwealth Dr., P. O. Box 430 Warrendale PA 15086 United States, 2011.
Pfüller, C., O. Brandt, T. Flissikowski, HT. Grahn, T. Ive, JS. Speck, and SP. DenBaars, "Comparison of the spectral and temporal emission characteristics of homoepitaxial and heteroepitaxial ZnO nanowires", Applied Physics Letters, vol. 98, no. 11: AIP, pp. 113113, 2011.
Pimputkar, S., D. S. Kamber, J. S. Speck, and S. Nakamura, Controlling relative growth rates of different exposed crystallographic facets of a group-iii nitride crystal during the ammonothermal growth of a group-iii nitride crystal, 2011.
Zhang, Z., C. Hurni, A. Arehart, J. Speck, and S. Ringel, "Deep Traps in M-Plane GaN Grown by Ammonia MBE", Minerals, Metals and Materials Society/AIME, 420 Commonwealth Dr., P. O. Box 430 Warrendale PA 15086 United States.[np]. Jun: Minerals, Metals and Materials Society/AIME, 420 Commonwealth Dr., P. O. Box 430 Warrendale PA 15086 United States, 2011.
Imer, B. M., J. S. Speck, and S. P. DenBaars, Defect reduction of non-polar and semi-polar III-nitrides with sidewall lateral epitaxial overgrowth (SLEO), 2011.
Huang, C-Y., M. T. Hardy, K. Fujito, D. F. Feezell, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Demonstration of 505 nm laser diodes using wavelength-stable semipolar (20 21) InGaN/GaN quantum wells", Applied Physics Letters, vol. 99, no. 24: AIP, pp. 241115, 2011.
Bierwagen, O., J. S. Speck, T. Nagata, T. Chikyow, Y. Yamashita, H. Yoshikawa, and K. Kobayashi, "Depletion of the In 2 O 3 (001) and (111) surface electron accumulation by an oxygen plasma surface treatment", Applied Physics Letters, vol. 98, no. 17: AIP, pp. 172101, 2011.

Pages