Publications

Found 58 results
Author Title Type [ Year(Desc)]
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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.
Farrell, RM., PS. Hsu, DA. Haeger, K. Fujito, SP. DenBaars, JS. Speck, and S. Nakamura, "Low-threshold-current-density AlGaN-cladding-free m-plane InGaN/GaN laser diodes", Applied Physics Letters, vol. 96, no. 23: AIP, pp. 231113, 2010.
2011
Poblenz, C., J. S. Speck, and D. S. Kamber, Large-area seed for ammonothermal growth of bulk gallium nitride and method of manufacture, 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.
2012
D'evelyn, M. P., and J. S. Speck, Large Area Nitride Crystal and Method for Making It, 2012.
Baker, T. J., B. A. Haskell, J. S. Speck, and S. Nakamura, Lateral growth method for defect reduction of semipolar nitride films, 2012.
Baker, T. J., B. A. Haskell, J. S. Speck, and S. Nakamura, Lateral growth method for defect reduction of semipolar nitride films, apr # " 3", 2012.
Lee, C. Hoon, J. S. Speck, H. San Kim, J. Jo Kim, S. Han Kim, and J. Ho Lee, Light emitting device for AC power operation, 2012.
Speck, J. S., C. C. A. Weisbuch, and E. de Nazaret Matioli, Light emitting devices with embedded void-gap structures through bonding of structured materials on active devices, jan # " 26", 2012.
2013
D'evelyn, M. P., J. Speck, W. Houck, M. Schmidt, and A. Chakraborty, Large area nonpolar or semipolar gallium and nitrogen containing substrate and resulting devices, 2013.
Speck, J. S., C. C. A. Weisbuch, N. Pfaff, L. Kuritzky, and C. Lalau Keraly, Light emitting diode with conformal surface electrical contacts with glass encapsulation, 2013.
Nakamura, S., S. P. DenBaars, D. F. Feezell, J. S. Speck, and C-C. Pan, Light-emitting diodes with low temperature dependence, 2013.
2014
Von Dollen, P., S. Pimputkar, and J. S. Speck, "Let There Be LightóWith Gallium Nitride: The 2014 Nobel Prize in Physics", Angewandte Chemie International Edition, vol. 53, no. 51: Wiley Online Library, pp. 13978–13980, 2014.
Lee, C. Hoon, J. S. Speck, H. San Kim, J. Jo Kim, S. Han Kim, and J. Ho Lee, Light emitting device for AC power operation, oct # " 21", 2014.
Speck, J. S., A. Tyagi, S. P. DenBaars, and S. Nakamura, Limiting strain relaxation in III-nitride hetero-structures by substrate and epitaxial layer patterning, 2014.
Yeluri, R., J. Lu, D. Browne, C. A. Hurni, S. Chowdhury, S. Keller, J. S. Speck, and U. K. Mishra, "Low ON-resistance and high current GaN vertical electron transistors with buried p-GaN layers", Device Research Conference (DRC), 2014 72nd Annual: IEEE, pp. 253–254, 2014.
2015
Kuritzky, L. Y., and J. S. Speck, "Lighting for the 21st century with laser diodes based on non-basal plane orientations of GaN", MRS Communications, vol. 5, no. 3: Cambridge University Press, pp. 463–473, 2015.
Nedy, J. G., N. G. Young, K. M. Kelchner, Y. Hu, R. M. Farrell, S. Nakamura, S. P. DenBaars, C. Weisbuch, and J. S. Speck, "Low damage dry etch for III-nitride light emitters", Semiconductor Science and Technology, vol. 30, no. 8: IOP Publishing, pp. 085019, 2015.
Shen, C., J. Leonard, A. Pourhashemi, H. Oubei, M. Sharizal Alias, T. Khee Ng, S. Nakamura, S. P. DenBaars, J. S. Speck, A. Y. Alyamani, et al., "Low modulation bias InGaN-based integrated EA-modulator-laser on semipolar GaN substrate", Photonics Conference (IPC), 2015: IEEE, pp. 581–582, 2015.
Piccardo, M., J. Iveland, L. Martinelli, S. Nakamura, J. Won Choi, J. S. Speck, C. Weisbuch, and J. Peretti, "Low-energy electro-and photo-emission spectroscopy of GaN materials and devices", Journal of Applied Physics, vol. 117, no. 11: AIP Publishing, pp. 112814, 2015.
2016
Lee, C. Hoon, J. S. Speck, H. San Kim, J. Jo Kim, S. Han Kim, and J. Ho Lee, Light emitting device for AC power operation, 2016.
2017
D'evelyn, M. P., J. S. Speck, D. S. Kamber, and D. W. Pocius, Large area nitride crystal and method for making it, 2017.
D'evelyn, M. P., J. S. Speck, D. S. Kamber, and D. W. Pocius, Large area nitride crystal and method for making it, 2017.
Piccardo, M., C-K. Li, Y-R. Wu, J. S. Speck, B. Bonef, R. M. Farrell, M. Filoche, L. Martinelli, J. Peretti, and C. Weisbuch, "Localization landscape theory of disorder in semiconductors. II. Urbach tails of disordered quantum well layers", Physical Review B, vol. 95, no. 14: American Physical Society, pp. 144205, 2017.

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