Publications

Found 1578 results
Author Title Type [ Year(Asc)]
2019
Feneberg, M., C. Lidig, M. E. White, M. Y. Tsai, J. S. Speck, O. Bierwagen, Z. Galazka, and R. Goldhahn, "Anisotropic optical properties of highly doped rutile SnO2: Valence band contributions to the Burstein-Moss shift", APL Materials, vol. 7, pp. 022508, 2019.
Cramer, R. C., E. C. H. Kyle, and J. S. Speck, "Band gap bowing for high In content InAlN films", Journal of Applied Physics, vol. 126, pp. 035703, 2019.
Cramer, R. C., J. English, B. Bonef, and J. S. Speck, "BBr3 as a boron source in plasma-assisted molecular beam epitaxy", Journal of Vacuum Science & Technology A, vol. 37, pp. 061502, 2019.
Reilly, C. E., B. Bonef, S. Nakamura, J. S. Speck, S. P. DenBaars, and S. Keller, "Characterization of InGaN quantum dots grown by metalorganic chemical vapor deposition", Semiconductor Science and Technology, vol. 34, pp. 125002, oct, 2019.
Khoury, M., H. Li, H. Zhang, B. Bonef, M. S. Wong, F. Wu, D. Cohen, P. De Mierry, P. Vennéguès, J. S. Speck, et al., "Demonstration of Electrically Injected Semipolar Laser Diodes Grown on Low-Cost and Scalable Sapphire Substrates", ACS Applied Materials & Interfaces, vol. 11, pp. 47106-47111, 2019.
Hilfiker, M., U. Kilic, A. Mock, V. Darakchieva, S. Knight, R. Korlacki, A. Mauze, Y. Zhang, J. Speck, and M. Schubert, "Dielectric function tensor (1.5 eV to 9.0 eV), anisotropy, and band to band transitions of monoclinic β-(AlxGa1–x)2O3 (x ≤ 0.21) films", Applied Physics Letters, vol. 114, pp. 231901, 2019.
Myers, D. J., K. Gel, A. I. Alhassan, L. Martinelli, J. Peretti, S. Nakamura, C. Weisbuch, and J. S. Speck, "Direct measurement of hot-carrier generation in a semiconductor barrier heterostructure: Identification of the dominant mechanism for thermal droop", Phys. Rev. B, vol. 100, pp. 125303, Sep, 2019.
Hamdy, K. W., E. C. Young, A. I. Alhassan, D. L. Becerra, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Efficient tunnel junction contacts for high-power semipolar III-nitride edge-emitting laser diodes", Opt. Express, vol. 27, pp. 8327–8334, Mar, 2019.
Sayed, I., B. Bonef, W. Liu, S. Chan, J. Georgieva, J. S. Speck, S. Keller, and U. K. Mishra, "Electrical properties and interface abruptness of AlSiO gate dielectric grown on 0001 ¯ N-polar and (0001) Ga-polar GaN", Applied Physics Letters, vol. 115, pp. 172104, 2019.
Espenlaub, A. C., D. J. Myers, E. C. Young, S. Marcinkevičius, C. Weisbuch, and J. S. Speck, "Evidence of trap-assisted Auger recombination in low radiative efficiency MBE-grown III-nitride LEDs", Journal of Applied Physics, vol. 126, pp. 184502, 2019.
SaifAddin, B. K., A. Almogbel, C. J. Zollner, H. Foronda, A. Alyamani, A. Albadri, M. Iza, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Fabrication technology for high light-extraction ultraviolet thin-film flip-chip (UV TFFC) LEDs grown on SiC", Semiconductor Science and Technology, vol. 34, pp. 035007, 01/2019.
Lheureux, G., S. Mehari, D. Cohen, P. Chan, H. Zhang, K. Hamdy, C. Reilly, R. Anderson, E. Zeitz, R. Seshadri, et al., "GaN High-Power Lasers for solid-state lighting", OSA Advanced Photonics Congress (AP) 2019 (IPR, Networks, NOMA, SPPCom, PVLED): Optical Society of America, 2019.
Fireman, M. N., G. L'Heureux, F. Wu, T. Mates, E. C. Young, and J. S. Speck, "High germanium doping of GaN films by ammonia molecular beam epitaxy", Journal of Crystal Growth, vol. 508, pp. 19 - 23, 2019.
Wang, J., E. Young, B. SaifAddin, C. Zollner, A. Almogbel, M. Fireman, M. Izza, S. Nakamura, S. Denbaars, and J. Speck, "Hybrid III-Nitride Tunnel Junctions for Low Excess Voltage Blue LEDs and UVC LEDs", 2019 Compound Semiconductor Week (CSW), May, 2019.
Marcinkevičius, S., R. Yapparov, L. Y. Kuritzky, S. Nakamura, and J. S. Speck, "Impact of Barrier Height on the Interwell Carrier Transport in InGaN/(In)GaN Multiple Quantum Wells", Laser Congress 2019 (ASSL, LAC, LS&C): Optical Society of America, 2019.
Saifaddin, B. K., M. Iza, H. Foronda, A. Almogbel, C. J. Zollner, F. Wu, A. Alyamani, A. Albadri, S. Nakamura, S. P. DenBaars, et al., "Impact of roughening density on the light extraction efficiency of thin-film flip-chip ultraviolet LEDs grown on SiC", Opt. Express, vol. 27, pp. A1074–A1083, Aug, 2019.
Farzana, E., A. Mauze, J. B. Varley, T. E. Blue, J. S. Speck, A. R. Arehart, and S. A. Ringel, "Influence of neutron irradiation on deep levels in Ge-doped (010) β-Ga2O3 layers grown by plasma-assisted molecular beam epitaxy", APL Materials, vol. 7, pp. 121102, 2019.
Mauze, A., Y. Zhang, T. Mates, and J. Speck, "Investigation of Fe incorporation in (010) β-Ga2O3 films grown by plasma-assisted molecular beam epitaxy", 2019 Compound Semiconductor Week (CSW), May, 2019.
Alreesh, M. Abo, P. Von Dollen, T. F. Malkowski, T. Mates, H. Albrithen, S. DenBaars, S. Nakamura, and J. S. Speck, "Investigation of oxygen and other impurities and their effect on the transparency of a Na flux grown GaN crystal", Journal of Crystal Growth, vol. 508, pp. 50 - 57, 2019.
Chmielewski, A., P. Moradifar, L. Miao, K. A. Lopez, Y. Zhang, A. Mauze, J. S. Speck, and N. Alem, "Investigation of the Atomic and Electronic Structure of β-(Al0.2Ga0.8)2O3 Alloys by STEM-EELS", Microscopy and Microanalysis, vol. 25, pp. 2186–2187, 2019.
Mauze, A., Y. Zhang, T. Mates, F. Wu, and J. S. Speck, "Investigation of unintentional Fe incorporation in (010) β-Ga2O3 films grown by plasma-assisted molecular beam epitaxy", Applied Physics Letters, vol. 115, pp. 052102, 2019.
Jorgensen, K. F., and J. S. Speck, "InxGa1-xN Alloys Grown by Plasma-Assisted Molecular Beam Epitaxy (PAMBE) with Growth Rates Up to 1.3 μm/hr", 2019 Compound Semiconductor Week (CSW), May, 2019.
Alema, F., Y. Zhang, A. Osinsky, N. Valente, A. Mauze, T. Itoh, and J. S. Speck, "Low temperature electron mobility exceeding 104 cm2/V s in MOCVD grown β-Ga2O3", APL Materials, vol. 7, pp. 121110, 2019.
Zhang, Y., F. Alema, A. Mauze, O. S. Koksaldi, R. Miller, A. Osinsky, and J. S. Speck, "MOCVD grown epitaxial β-Ga2O3 thin film with an electron mobility of 176 cm2/V s at room temperature", APL Materials, vol. 7, pp. 022506, 2019.
Robertson, C. A., K. S. Qwah, Y.-R. Wu, and J. S. Speck, "Modeling dislocation-related leakage currents in GaN p-n diodes", Journal of Applied Physics, vol. 126, pp. 245705, 2019.

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