Publications

Found 18 results
Author Title Type [ Year(Asc)]
Filters: First Letter Of Title is V  [Clear All Filters]
2023
Hendricks, N. S., E. Farzana, A. E. Islam, K. D. Leedy, K. J. Liddy, J. Williams, D. M. Dryden, A. M. Adams, J. S. Speck, K. D. Chabak, et al., "Vertical metal-dielectric-semiconductor diode on (001) Beta-Ga2O3 with high-k TiO2 interlayer exhibiting reduced turn-on voltage and leakage current and improved breakdown", Applied Physics Express, vol. 16, issue 7, 2023.
Farzana, E., S. Roy, N. S. Hendricks, S. Krishnamoorthy, and J. S. Speck, "Vertical PtOx/Pt/Beta-Ga2O3 Schottky diodes with high permittivity dielectric field plate for low leakage and high breakdown voltage", Applied Physics Letters, vol. 123, issue 19, 2023.
2022
Qwah, K. S., M. Monavarian, W. Y. Ho, Y.-R. Wu, and J. S. Speck, "Vertical hole transport through unipolar InGaN quantum wells and double heterostructures", Phys. Rev. Mater., vol. 6, pp. 044602, Apr, 2022.
2021
Farzana, E., F. Alema, W. Ying Ho, A. Mauze, T. Itoh, A. Osinsky, and J. S. Speck, "Vertical β-Ga2O3 Schottky diodes from metal-organic chemical vapor deposition with low on-resistance and high average breakdown field", Oxide-based Materials and Devices XII: International Society for Optics and Photonics, 2021.
2020
Yapparov, R., Y. Chao Chow, C. Lynsky, F. Wu, S. Nakamura, J. S. Speck, and S. Marcinkevičius, "Variations of light emission and carrier dynamics around V-defects in InGaN quantum wells", Journal of Applied Physics, vol. 128, pp. 225703, 2020.
2019
Seres, J., E. Seres, C. Serrat, E. C. Young, J. S. Speck, and T. Schumm, "VUV Frequency Comb by Cavity-Enhanced High Harmonic Generation on Solid Surfaces", Laser Congress 2019 (ASSL, LAC, LS&C): Optical Society of America, 2019.
2017
Alema, F., B. Hertog, A. V. Osinsky, P. Mukhopadhyay, M. Toporkov, W. V. Schoenfeld, E. Ahmadi, and J. Speck, "Vertical solar blind Schottky photodiode based on homoepitaxial Ga 2 O 3 thin film", Oxide-based Materials and Devices VIII, vol. 10105: International Society for Optics and Photonics, pp. 101051M, 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.
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.
Prozheeva, V., F. Tuomisto, G. Koblmüller, J. S. Speck, A. Knübel, and R. Aidam, "Vacancy defect formation in PA-MBE grown C-doped InN", physica status solidi (c), vol. 11, no. 3-4: Wiley Online Library, pp. 530–532, 2014.
Zhao, Y., R. M. Farrell, Y-R. Wu, and J. S. Speck, "Valence band states and polarized optical emission from nonpolar and semipolar III–nitride quantum well optoelectronic devices", Japanese Journal of Applied Physics, vol. 53, no. 10: IOP Publishing, pp. 100206, 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.
2012
Speck, J. S., A. Tyagi, A. E. Romanov, S. Nakamura, and S. P. DenBaars, Vicinal semipolar iii-nitride substrates to compensate tilt of relaxed hetero-epitaxial layers, 2012.
2011
Singisett, U., M. Hoi Wong, J. S. Speck, and U. K. Mishra, "Vertically scaled 5 nm GaN channel enhancement-mode N-polar GaN MOS-HFET with 560 mS/mm g m and 0.76 Ω-mm R on", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 1–2, 2011.
2009
Reurings, F., F. Tuomisto, C. S. Gallinat, G. Koblmüller, and J. S. Speck, "Vacancy defects probed with positron annihilation spectroscopy in In-polar InN grown by plasma-assisted molecular beam epitaxy: Effects of growth conditions", physica status solidi (c), vol. 6, no. S2: WILEY-VCH Verlag, 2009.
Uedono, A., S. Ishibashi, S. Keller, C. Moe, P. Cantu, TM. Katona, DS. Kamber, Y. Wu, E. Letts, SA. Newman, et al., "Vacancy-oxygen complexes and their optical properties in AlN epitaxial films studied by positron annihilation", Journal of Applied Physics, vol. 105, no. 5: AIP, pp. 054501, 2009.
2007
Wu, Y., CG. Moe, S. Keller, SP. DenBaars, and JS. Speck, "Vertical defects in heavily Mg-doped Al0. 69Ga0. 31N", physica status solidi (a), vol. 204, no. 10: Wiley Online Library, pp. 3423–3428, 2007.