Publications

Found 673 results
Author Title Type [ Year(Desc)]
Filters: Author is Speck, James S  [Clear All Filters]
2017
Mughal, A. J., B. Carberry, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Structural and Optical Properties of Group III Doped Hydrothermal ZnO Thin Films", Journal of Electronic Materials, vol. 46, no. 3: Springer US, pp. 1821–1825, 2017.
Holder, C. O., D. F. Feezell, S. P. DenBaars, J. S. Speck, and S. Nakamura, Structure and method for the fabrication of a gallium nitride vertical cavity surface emitting laser, 2017.
Lee, C., J. S. Speck, S. Nakamura, S. P. DenBaars, C. Shen, OOI. F. R. O. M. KAUST, A. Y. Alyamani, and MUNIR. M. E. L. - D. E. S. O. U. KACST, "Turbocharging LiFi with semi-polar lasers", III-Vs get out and about, pp. 60, 2017.
Kowsz, S. J., E. C. Young, B. P. Yonkee, C. D. Pynn, R. M. Farrell, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Using tunnel junctions to grow monolithically integrated optically pumped semipolar III-nitride yellow quantum wells on top of electrically injected blue quantum wells", Optics express, vol. 25, no. 4: Optical Society of America, pp. 3841–3849, 2017.
Fireman, MN., H. Li, S. Keller, U. K. Mishra, and J. S. Speck, "Vertical transport in isotype InAlN/GaN dipole induced diodes grown by molecular beam epitaxy", Journal of Applied Physics, vol. 121, no. 20: AIP Publishing, pp. 205702, 2017.
Browne, D. A., M. N. Fireman, B. Mazumder, L. Y. Kuritzky, Y-R. Wu, and J. S. Speck, "Vertical transport through AlGaN barriers in heterostructures grown by ammonia molecular beam epitaxy and metalorganic chemical vapor deposition", Semiconductor Science and Technology, vol. 32, no. 2: IOP Publishing, pp. 025010, 2017.
Kelchner, K. M., J. S. Speck, N. A. Pfaff, and S. P. DenBaars, White light source employing a III-nitride based laser diode pumping a phosphor, 2017.
2018
Espenlaub, A. C., A. I. Alhassan, S. Nakamura, C. Weisbuch, and J. S. Speck, "Auger-generated hot carrier current in photo-excited forward biased single quantum well blue light emitting diodes", Applied Physics Letters, vol. 112, no. 14: AIP Publishing, pp. 141106, 2018.
Filoche, M., M. Piccardo, C-K. Li, Y-R. Wu, J. S. Speck, B. Bonef, R. M. Farrell, S. Mayboroda, J-M. Lentali, L. Martinelli, et al., "Carrier localization induced by alloy disorder in nitride devices: theory and experiments (Conference Presentation)", Gallium Nitride Materials and Devices XIII, vol. 10532: International Society for Optics and Photonics, pp. 105320S, 2018.
Farzana, E., E. Ahmadi, J. S. Speck, A. R. Arehart, and S. A. Ringel, "Deep level defects in Ge-doped (010) β-Ga2O3 layers grown by plasma-assisted molecular beam epitaxy", Journal of Applied Physics, vol. 123, no. 16: AIP Publishing, pp. 161410, 2018.
Alhassan, A. I., N. G. Young, R. M. Farrell, C. Pynn, F. Wu, A. Y. Alyamani, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Development of high performance green c-plane III-nitride light-emitting diodes", Optics express, vol. 26, no. 5: Optical Society of America, pp. 5591–5601, 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, 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.
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.
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.
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.
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.
Lee, C., C. Shen, C. Cozzan, R. M. Farrell, S. Nakamura, A. Y. Alyamani, B. S. Ooi, J. E. Bowers, S. P. DenBaars, and J. S. Speck, "Semipolar GaN-based laser diodes for Gbit/s white lighting communication: devices to systems", Gallium Nitride Materials and Devices XIII, vol. 10532: International Society for Optics and Photonics, pp. 105321N, 2018.
Shen, C., T. Khee Ng, C. Lee, S. Nakamura, J. S. Speck, S. P. DenBaars, A. Y. Alyamani, M. M. El-Desouki, and B. S. Ooi, "Semipolar InGaN quantum-well laser diode with integrated amplifier for visible light communications", Optics express, vol. 26, no. 6: Optical Society of America, pp. A219–A226, 2018.
Jr, R. M. Farrell, T. J. Baker, A. Chakraborty, B. A. Haskell, M. P. Pattison, R. Sharma, U. K. Mishra, S. P. DenBaars, J. S. Speck, S. Nakamura, et al., TECHNIQUE FOR THE GROWTH AND FABRICATION OF SEMIPOLAR (Ga, Al, In, B) N THIN FILMS, HETEROSTRUCTURES, AND DEVICES, 2018.

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