Publications

Found 1586 results
Author Title Type [ Year(Desc)]
2011
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, 2011.
Hurni, C., P. Burke, J. Lang, B. McSkimming, E. Young, U. Mishra, and J. Speck, "Low temperature p-GaN grown by NH 3-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.
Hirai, A., J. S. Speck, S. P. DenBaars, and S. Nakamura, Method for increasing the area of non-polar and semi-polar nitride substrates, 2011.
Marchand, H., B. J. Moran, U. K. Mishra, and J. S. Speck, Method of controlling stress in group-iii nitride films deposited on substrates, 2011.
Wu, F., A. Tyagi, EC. Young, AE. Romanov, K. Fujito, SP. DenBaars, S. Nakamura, and JS. Speck, "Misfit dislocation formation at heterointerfaces in (Al, In) GaN heteroepitaxial layers grown on semipolar free-standing GaN substrates", Journal of Applied Physics, vol. 109, no. 3: AIP, pp. 033505, 2011.
Hsu, P. Shan, E. Young, A. Romanov, K. Fujito, J. Speck, and S. Nakamura, "Misfit Dislocation Formation in Partially Strain-Relaxed(11-22) Semipolar InGaN", 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.
Hsu, P. Shan, E. C. Young, A. E. Romanov, K. Fujito, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Misfit dislocation formation via pre-existing threading dislocation glide in (11 2\= 2) semipolar heteroepitaxy", Applied Physics Letters, vol. 99, no. 8: AIP, pp. 081912, 2011.
Haeger, D. A., C. Holder, R. M. Farrell, P. Shan Hsu, K. M. Kelchner, K. Fujito, D. A. Cohen, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Near UV AlGaN-cladding free nonpolar InGaN/GaN laser diodes", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 261–262, 2011.
Arehart, AR., AC. Malonis, C. Poblenz, Y. Pei, JS. Speck, UK. Mishra, and SA. Ringel, "Next generation defect characterization in nitride HEMTs", physica status solidi (c), vol. 8, no. 7-8: Wiley Online Library, pp. 2242–2244, 2011.
Craven, M. D., S. Keller, S. P. DenBaars, T. Margalith, J. Stephen Speck, S. Nakamura, and U. K. Mishra, Non-polar (Al, B, In, Ga) N quantum well and heterostructure materials and devices, 2011.
Pimputkar, S., D. S. Kamber, J. S. Speck, and S. Nakamura, Novel vessel designs and relative placements of the source material and seed crystals with respect to the vessel for the ammonothermal growth of group-iii nitride crystals, 2011.
Rajan, S., C. Soo Suh, J. S. Speck, and U. K. Mishra, N-polar aluminum gallium nitride/gallium nitride enhancement-mode field effect transistor, 2011.
Denninghoff, D., S. Dasgupta, J. Lu, D. Brown, S. Keller, J. Speck, and U. Mishra, "N-Polar GaN HEMTs Grown by MBE and MOCVD with fmax of 255 and 250 GHz, Respectively", 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.
Denninghoff, DJ., S. Dasgupta, DF. Brown, S. Keller, J. Speck, and UK. Mishra, "N-polar GaN HEMTs with f max> 300 GHz using high-aspect-ratio T-gate design", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 269–270, 2011.
Denninghoff, D. J., S. Dasgupta, D. F. Brown, S. Keller, J. Speck, and U. K. Mishra, "N-polar GaN HEMTs with fmax>300 GHz using high-aspect-ratio T-gate design", 69th Device Research Conference, June, 2011.
Dasgupta, S., S. Keller, J. S. Speck, U. K. Mishra, and others, "N-Polar GaN/AlN MIS-HEMT With $ f_ ${$$\backslash$rm MAX$}$ $ of 204 GHz for Ka-Band Applications", IEEE Electron Device Letters, vol. 32, no. 12: IEEE, pp. 1683–1685, 2011.
Hardy, M., F. Wu, P. Shan Hsu, I. Koslow, E. Young, J. Speck, and S. DenBaars, "Observation of m-Plane Slip and Relaxation Orthogonal to the Projected c-Direction in(20-21) InGaN/GaN Partially Relaxed Layers", 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.
Wu, F., EC. Young, I. Koslow, MT. Hardy, PS. Hsu, AE. Romanov, S. Nakamura, SP. DenBaars, and JS. Speck, "Observation of non-basal slip in semipolar InxGa1-xN/GaN heterostructures", Applied Physics Letters, vol. 99, no. 25: AIP, pp. 251909, 2011.
Neufeld, C. J., S. C. Cruz, R. M. Farrell, M. Iza, S. Keller, S. Nakamura, S. P. DenBaars, J. S. Speck, and U. K. Mishra, "Observation of positive thermal power coefficient in InGaN/GaN quantum well solar cells", Applied Physics Letters, vol. 99, no. 7: AIP, pp. 071104, 2011.
Chung, R. B., Z. Chen, J. S. Speck, S. P. DenBaars, and S. Nakamura, Optoelectronic device based on non-polar and semi-polar aluminum indium nitride and aluminum indium gallium nitride alloys, 2011.
Feezell, D., J. Speck, S. DenBaars, and S. Nakamura, "Optoelectronic Devices Grown on Nonpolar and Semipolar Free-Standing GaN Substrates", 2011 International Conference on Compound Semiconductor Manufacturing Technology, CS MANTECH 2011, 01, 2011.
Iso, K., H. Yamada, M. Saito, A. Hirai, S. P. DenBaars, J. S. Speck, and S. Nakamura, Planar nonpolar group iii-nitride films grown on miscut substrates, 2011.
Matioli, E., S. Brinkley, K. M. Kelchner, S. Nakamura, S. DenBaars, J. Speck, and C. Weisbuch, "Polarized light extraction in m-plane GaN light-emitting diodes by embedded photonic-crystals", Applied Physics Letters, vol. 98, no. 25: AIP, pp. 251112, 2011.
Brinkley, S. E., Y-. Da Lin, A. Chakraborty, N. Pfaff, D. Cohen, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Polarized spontaneous emission from blue-green m-plane GaN-based light emitting diodes", Applied Physics Letters, vol. 98, no. 1: AIP, pp. 011110, 2011.
Speck, J. S., "Progress in nonpolar and semipolar GaN materials and devices", Semiconductor Device Research Symposium (ISDRS), 2011 International: IEEE, pp. 1–1, 2011.

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