Publications

Found 496 results
Author Title Type [ Year(Desc)]
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2014
Korhonen, E., F. Tuomisto, O. Bierwagen, JS. Speck, and Z. Galazka, "Compensating vacancy defects in Sn-and Mg-doped In 2 O 3", Physical Review B, vol. 90, no. 24: American Physical Society, pp. 245307, 2014.
Sasikumar, A., AR. Arehart, SW. Kaun, J. Chen, EX. Zhang, DM. Fleetwood, RD. Schrimpf, JS. Speck, and SA. Ringel, "Defects in GaN based transistors", Gallium Nitride Materials and Devices IX, vol. 8986: International Society for Optics and Photonics, pp. 89861C, 2014.
Giddings, AD., TJ. Prosa, A. Merkulov, FA. Stevie, HG. Francois-Saint-Cyr, NG. Young, JS. Speck, and DJ. Larson, "Elemental Quantification and Visualization of GaN Structures using APT and SIMS", Microscopy and Microanalysis, vol. 20, no. S3: Cambridge University Press, pp. 2112–2113, 2014.
Linez, F., M. Ritt, C. Rauch, L. Kilanski, S. Choi, J. Räisänen, JS. Speck, and F. Tuomisto, "He implantation induced defects in InN", Journal of Physics: Conference Series, vol. 505, no. 1: IOP Publishing, pp. 012012, 2014.
Marcinkevičius, S., R. Ivanov, Y. Zhao, S. Nakamura, SP. DenBaars, and JS. Speck, "Highly polarized photoluminescence and its dynamics in semipolar (20 2\= 1\=) InGaN/GaN quantum well", Applied Physics Letters, vol. 104, no. 11: AIP, pp. 111113, 2014.
Young, NG., EE. Perl, RM. Farrell, M. Iza, S. Keller, JE. Bowers, S. Nakamura, SP. DenBaars, and JS. Speck, "High-performance broadband optical coatings on InGaN/GaN solar cells for multijunction device integration", Applied Physics Letters, vol. 104, no. 16: AIP, pp. 163902, 2014.
Pimputkar, S., S. Kawabata, JS. Speck, and S. Nakamura, "Improved growth rates and purity of basic ammonothermal GaN", Journal of Crystal Growth, vol. 403: Elsevier, pp. 7–17, 2014.
Liu, X., SH. Chan, F. Wu, Y. Li, S. Keller, JS. Speck, and UK. Mishra, "Metalorganic chemical vapor deposition of Al 2 O 3 using trimethylaluminum and O 2 precursors: Growth mechanism and crystallinity", Journal of Crystal Growth, vol. 408: Elsevier, pp. 78–84, 2014.
Wu, Y-R., C-Y. Huang, Y. Zhao, and JS. Speck, "Nonpolar and semipolar LEDs", Nitride Semiconductor Light-Emitting Diodes (LEDs), pp. 250–275, 2014.
Holder, CO., JT. Leonard, RM. Farrell, DA. Cohen, B. Yonkee, JS. Speck, SP. DenBaars, S. Nakamura, and DF. Feezell, "Nonpolar III-nitride vertical-cavity surface emitting lasers with a polarization ratio of 100% fabricated using photoelectrochemical etching", Applied Physics Letters, vol. 105, no. 3: AIP, pp. 031111, 2014.
von Wenckstern, H., D. Splith, F. Schmidt, M. Grundmann, O. Bierwagen, JS. Speck, and others, "Schottky contacts to In ${$sub 2$}$ O ${$sub 3$}$", APL Materials, vol. 2, no. 4, 2014.
Sasikumar, A., DW. Cardwell, AR. Arehart, J. Lu, SW. Kaun, S. Keller, UK. Mishra, JS. Speck, JP. Pelz, and SA. Ringel, "Toward a physical understanding of the reliability-limiting E C-0.57 eV trap in GaN HEMTs", Reliability Physics Symposium, 2014 IEEE International: IEEE, pp. 2C–1, 2014.
Korhonen, E., F. Tuomisto, O. Bierwagen, JS. Speck, ME. White, and Z. Galazka, "Vacancy complexes in Sb-doped SnO 2", AIP Conference Proceedings, vol. 1583, no. 1: AIP, pp. 368–371, 2014.
Farahani, SK. Vasheghani, TD. Veal, JJ. Mudd, DO. Scanlon, GW. Watson, O. Bierwagen, ME. White, JS. Speck, and CF. McConville, "Valence-band density of states and surface electron accumulation in epitaxial SnO 2 films", Physical Review B, vol. 90, no. 15: American Physical Society, pp. 155413, 2014.
2015
Korhonen, E., V. Prozheeva, F. Tuomisto, O. Bierwagen, JS. Speck, ME. White, Z. Galazka, H. Liu, N. Izyumskaya, V. Avrutin, et al., "Cation vacancies and electrical compensation in Sb-doped thin-film SnO2 and ZnO", Semiconductor Science and Technology, vol. 30, no. 2: IOP Publishing, pp. 024011, 2015.
Nguyen, X. Sang, K. Lin, Z. Zhang, B. McSkimming, AR. Arehart, JS. Speck, SA. Ringel, E. A. Fitzgerald, and SJ. Chua, "Correlation of a generation-recombination center with a deep level trap in GaN", Applied Physics Letters, vol. 106, no. 10: AIP Publishing, pp. 102101, 2015.
Leonard, JT., EC. Young, BP. Yonkee, DA. Cohen, T. Margalith, SP. DenBaars, JS. Speck, and S. Nakamura, "Demonstration of a III-nitride vertical-cavity surface-emitting laser with a III-nitride tunnel junction intracavity contact", Applied Physics Letters, vol. 107, no. 9: AIP Publishing, pp. 091105, 2015.
Kowsz, SJ., CD. Pynn, SH. Oh, RM. Farrell, JS. Speck, SP. DenBaars, and S. Nakamura, "Demonstration of phosphor-free polarized white light emission from monolithically integrated semipolar InGaN quantum wells", Applied Physics Letters, vol. 107, no. 10: AIP Publishing, pp. 101104, 2015.
Pimputkar, S., S. Suihkonen, M. Imade, Y. Mori, JS. Speck, and S. Nakamura, "Free electron concentration dependent sub-bandgap optical absorption characterization of bulk GaN crystals", Journal of Crystal Growth, vol. 432: Elsevier, pp. 49–53, 2015.
Gelžinyt\.e, K., R. Ivanov, S. Marcinkevičius, Y. Zhao, DL. Becerra, S. Nakamura, SP. DenBaars, and JS. Speck, "High spatial uniformity of photoluminescence spectra in semipolar (20 2 1) plane InGaN/GaN quantum wells", Journal of Applied Physics, vol. 117, no. 2: AIP Publishing, pp. 023111, 2015.
Pourhashemi, A., RM. Farrell, DA. Cohen, JS. Speck, SP. DenBaars, and S. Nakamura, "High-power blue laser diodes with indium tin oxide cladding on semipolar (20 2 1) GaN substrates", Applied Physics Letters, vol. 106, no. 11: AIP Publishing, pp. 111105, 2015.
Ivanov, R., S. Marcinkevičius, Y. Zhao, DL. Becerra, S. Nakamura, SP. DenBaars, and JS. Speck, "Impact of carrier localization on radiative recombination times in semipolar (20 2\= 1) plane InGaN/GaN quantum wells", Applied Physics Letters, vol. 107, no. 21: AIP Publishing, pp. 211109, 2015.
Koblmüller, G., , EC. Young, and JS. Speck, "Molecular beam epitaxy of nitrides for advanced electronic materials", Handbook of Crystal Growth: Thin Films and Epitaxy (Second Edition), pp. 705–754, 2015.
Leonard, JT., DA. Cohen, BP. Yonkee, RM. Farrell, T. Margalith, S. Lee, SP. DenBaars, JS. Speck, and S. Nakamura, "Nonpolar III-nitride vertical-cavity surface-emitting lasers incorporating an ion implanted aperture", Applied Physics Letters, vol. 107, no. 1: AIP Publishing, pp. 011102, 2015.
Schrimpf, RD., DM. Fleetwood, ST. Pantelides, YS. Puzyrev, S. Mukherjee, RA. Reed, JS. Speck, and UK. Mishra, "Physical mechanisms affecting the reliability of GaN-based high electron mobility transistors", MRS Online Proceedings Library Archive, vol. 1792: Cambridge University Press, 2015.

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