Publications

Found 2098 results
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2018
Neal, A. T., S. Mou, S. Rafique, H. Zhao, E. Ahmadi, J. S. Speck, K. T. Stevens, J. D. Blevins, D. B. Thomson, N. Moser, et al., "Donors and deep acceptors in β-Ga2O3", Applied Physics Letters, vol. 113, pp. 062101, 2018.
Bonef, B., R. Cramer, and J. S. Speck, "Erratum:Nanometer scale composition study of MBE grown BGaN performed by atom probe tomography", Journal of Applied Physics, vol. 123, no. 1: AIP Publishing, pp. 019901, 2018.
Hahn, W., J.-M. Lentali, P. Polovodov, N. Young, S. Nakamura, J. S. Speck, C. Weisbuch, M. Filoche, Y.-R. Wu, M. Piccardo, et al., "Evidence of nanoscale Anderson localization induced by intrinsic compositional disorder in InGaN/GaN quantum wells by scanning tunneling luminescence spectroscopy", Phys. Rev. B, vol. 98, pp. 045305, Jul, 2018.
Hahn, W., J-M. Lentali, P. Polovodov, N. Young, J. S. Speck, C. Weisbuch, M. Filoche, F. Maroun, L. Martinelli, Y. Lassailly, et al., "Experimental evidence of nanometer-scale localized recombination due to random In fluctuations in InGaN/GaN quantum wells (Conference Presentation)", Physics and Simulation of Optoelectronic Devices XXVI, vol. 10526: International Society for Optics and Photonics, pp. 105261N, 2018.
Malkowski, T. F., J. S. Speck, S. P. DenBaars, and S. Nakamura, "An exploratory study of acidic ammonothermal growth in a TZM autoclave at high temperatures", Journal of Crystal Growth, vol. 499, pp. 85 - 89, 2018.
Griffiths, S., S. Pimputkar, J. Kearns, T.F. Malkowski, M.F. Doherty, J.S. Speck, and S. Nakamura, "Growth kinetics of basic ammonothermal gallium nitride crystals", Journal of Crystal Growth, vol. 501, pp. 74 - 80, 2018.
Fireman, MN., H. Li, S. Keller, U. K. Mishra, and J. S. Speck, "Growth of N-polar GaN by ammonia molecular beam epitaxy", Journal of Crystal Growth, vol. 481: North-Holland, pp. 65–70, 2018.
Kimmel, A.-C.L., T. F. Malkowski, S. Griffiths, B. Hertweck, T. G. Steigerwald, L. P. Freund, S. Neumeier, M. Göken, J. S. Speck, and E. Schluecker, "High-temperature corrosion of Inconel®Alloy 718, Haynes®282®Alloy and CoWAlloy1&2 in supercritical ammonia/ammonium chloride solution", Journal of Crystal Growth, vol. 498, pp. 289 - 300, 2018.
Kimmel, A.-C.L., T. F. Malkowski, S. Griffiths, B. Hertweck, T. G. Steigerwald, L. P. Freund, S. Neumeier, M. Göken, J. S. Speck, and E. Schluecker, "High-temperature corrosion of Inconel®Alloy 718, Haynes®282®Alloy and CoWAlloy1&2 in supercritical ammonia/ammonium chloride solution", Journal of Crystal Growth, vol. 498, pp. 289 - 300, 2018.
Kimmel, A.-C.L., T. F. Malkowski, S. Griffiths, B. Hertweck, T. G. Steigerwald, L. P. Freund, S. Neumeier, M. Göken, J. S. Speck, and E. Schluecker, "High-temperature corrosion of Inconel®Alloy 718, Haynes®282®Alloy and CoWAlloy1&2 in supercritical ammonia/ammonium chloride solution", Journal of Crystal Growth, vol. 498, pp. 289 - 300, 2018.
Myers, D. J., K. Gelžinytė, W. Ying Ho, J. Iveland, L. Martinelli, J. Peretti, C. Weisbuch, and J. S. Speck, "Identification of low-energy peaks in electron emission spectroscopy of InGaN/GaN light-emitting diodes", Journal of Applied Physics, vol. 124, pp. 055703, 2018.
Uždavinys, T. K., D. L. Becerra, M. D. Mensi, R. Ivanov, S. Nakamura, S. P. DenBaars, J. S. Speck, and S. Marcinkevičius, "Impact of alloy composition and well width fluctuations on linewidth broadening and carrier lifetimes in semipolar InGaN quantum wells (Conference Presentation)", Gallium Nitride Materials and Devices XIII, vol. 10532: International Society for Optics and Photonics, pp. 105320P, 2018.
Foronda, H. M., F. Wu, C. Zollner, M. Esmed Alif, B. Saifaddin, A. Almogbel, M. Iza, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Low threading dislocation density aluminum nitride on silicon carbide through the use of reduced temperature interlayers", Journal of Crystal Growth, vol. 483: North-Holland, pp. 134–139, 2018.
Foronda, H. M., F. Wu, C. Zollner, M. Esmed Alif, B. Saifaddin, A. Almogbel, M. Iza, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Low threading dislocation density aluminum nitride on silicon carbide through the use of reduced temperature interlayers", Journal of Crystal Growth, vol. 483: North-Holland, pp. 134–139, 2018.
Vogt, P., A. Mauze, F. Wu, B. Bonef, and J. S. Speck, "Metal-oxide catalyzed epitaxy (MOCATAXY): the example of the O plasma-assisted molecular beam epitaxy of β-(Al x Ga 1− x ) 2 O 3 /β-Ga 2 O 3 heterostructures", Applied Physics Express, vol. 11, pp. 115503, 2018.
Speck, JS., and JB. Vander Sande, "Microstructural investigation of a melt spun nickel-base superalloy with boron additions.[Ni-11% Cr-5% Al-4% Ti with B additions of 0. 06, 0. 12, and 0. 6%]", TMS (The Metallurgical Society) Paper Selection;(USA), vol. 56, no. CONF-840909–, 2018.
Speck, JS., and JB. Vander Sande, "Microstructural investigation of a melt spun nickel-base superalloy with boron additions.[Ni-11% Cr-5% Al-4% Ti with B additions of 0. 06, 0. 12, and 0. 6%]", TMS (The Metallurgical Society) Paper Selection;(USA), vol. 56, no. CONF-840909–, 2018.
Jiang, R., X. Shen, J. Fang, P. Wang, E. X. Zhang, J. Chen, D. M. Fleetwood, R. D. Schrimpf, S. W. Kaun, E. C. H. Kyle, et al., "Multiple Defects Cause Degradation After High Field Stress in AlGaN/GaN HEMTs", IEEE Transactions on Device and Materials Reliability, vol. 18, pp. 364-376, Sept, 2018.
Jiang, R., X. Shen, J. Fang, P. Wang, E. X. Zhang, J. Chen, D. M. Fleetwood, R. D. Schrimpf, S. W. Kaun, E. C. H. Kyle, et al., "Multiple Defects Cause Degradation After High Field Stress in AlGaN/GaN HEMTs", IEEE Transactions on Device and Materials Reliability, vol. 18, pp. 364-376, Sept, 2018.
Jiang, R., X. Shen, J. Fang, P. Wang, E. X. Zhang, J. Chen, D. M. Fleetwood, R. D. Schrimpf, S. W. Kaun, E. C. H. Kyle, et al., "Multiple Defects Cause Degradation After High Field Stress in AlGaN/GaN HEMTs", IEEE Transactions on Device and Materials Reliability, vol. 18, pp. 364-376, Sept, 2018.
Han, S-H., A. Mauze, E. Ahmadi, T. Mates, Y. Oshima, and J. S. Speck, "n-type dopants in (001) β-Ga2O3 grown on (001) β-Ga2O3 substrates by plasma-assisted molecular beam epitaxy", Semiconductor Science and Technology, vol. 33, no. 4: IOP Publishing, pp. 045001, 2018.
Speck, J. S., "Progress in beta-gallium-oxide materials and devices (Conference Presentation)", Oxide-based Materials and Devices IX, vol. 10533: International Society for Optics and Photonics, pp. 1053307, 2018.
Kuritzky, L. Y., C. Weisbuch, and J. S. Speck, "Prospects for 100% wall-plug efficient III-nitride LEDs", Opt. Express, vol. 26, pp. 16600–16608, Jun, 2018.
Alhassan, A. I., E. C. Young, A. Y. Alyamani, A. Albadri, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Reduced-droop green III–nitride light-emitting diodes utilizing GaN tunnel junction", Applied Physics Express, vol. 11, no. 4: IOP Publishing, pp. 042101, 2018.
Khoury, M., H. Li, B. Bonef, L. Y. Kuritzky, A. J. Mughal, S. Nakamura, J. S. Speck, and S. P. DenBaars, "Semipolar GaN templates on sapphire: 432 nm InGaN light-emitting diodes and light extraction simulations", Applied Physics Express, vol. 11, no. 3: IOP Publishing, pp. 036501, 2018.

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