Publications
] , "Higher efficiency InGaN laser diodes with an improved quantum well capping configuration", Applied physics letters, vol. 81, no. 22: AIP, pp. 4275–4277, 2002.
, "336 nm ultraviolet LEDs grown with AlN interlayers for strain reduction", physica status solidi (c), no. 7: Wiley Online Library, pp. 2206–2209, 2003.
, "Cathodoluminescence characterization of dislocations in gallium nitride using a transmission electron microscope", Journal of applied physics, vol. 94, no. 7: AIP, pp. 4315–4319, 2003.
, "Cathodoluminescence characterization of dislocations in gallium nitride using a transmission", Info: Postprints, UC Santa Barbara, 2003.
, "Growth and fabrication of short-wavelength UV LEDs [5187-31]", PROCEEDINGS-SPIE THE INTERNATIONAL SOCIETY FOR OPTICAL ENGINEERING: International Society for Optical Engineering; 1999, pp. 250–259, 2003.
, "Effect of nitridation on polarity, microstructure, and morphology of AlN films", Applied physics letters, vol. 84, no. 6: AIP, pp. 912–914, 2004.
, "Gallium adsorption onto (1120) gallium nitride surfaces", Journal of applied physics, vol. 96, no. 1: AIP, pp. 327–334, 2004.
, "Improved quantum efficiency in nonpolar (112Ø0) AlGaN/GaN quantum wells grown on GaN prepared by lateral epitaxial overgrowth", Applied physics letters, vol. 84, no. 19: AIP, pp. 3768–3770, 2004.
, "Nonpolar InGaN/ GaN emitters on reduced-defect lateral epitaxially overgrown a-plane GaN with drive-current-independent electroluminescence emission peak", Applied Physics Letters, vol. 85, no. 22: AIP, pp. 5143–5145, 2004.
, "Demonstration of a semipolar (101¯3¯) In Ga N/ Ga N green light emitting diode", Applied Physics Letters, vol. 87, no. 23: AIP, pp. 231110, 2005.
, "Intensity dependent time-resolved photoluminescence studies of GaN/AlGaN multiple quantum wells of varying well width on laterally overgrown a-plane and planar c-plane GaN", physica status solidi (a), vol. 202, no. 5: Wiley Online Library, pp. 846–849, 2005.
, "Limiting factors of room-temperature nonradiative photoluminescence lifetime in polar and nonpolar GaN studied by time-resolved photoluminescence and slow positron annihilation techniques", Applied Physics Letters, vol. 86, no. 2: AIP, pp. 021914, 2005.
, "Localized exciton dynamics in nonpolar (11 2\= 0) In x Ga 1- x N multiple quantum wells grown on GaN templates prepared by lateral epitaxial overgrowth", Applied Physics Letters, vol. 86, no. 15: AIP, pp. 151918, 2005.
, "Reduction of bound-state and nonradiative defect densities in nonpolar (11&2macr; 0) AlGaN/GaN quantum wells by the use of lateral epitaxial overgrowth technique", physica status solidi (c), vol. 2, no. 7: WILEY-VCH Verlag, pp. 2700–2703, 2005.
, "Temperature-dependent Radiative Lifetimes of Excitons in Non-polar GaN/AlGaN Quantum Wells", Semiconductor Device Research Symposium, 2005 International: IEEE, pp. 225–226, 2005.
, "Exciton dynamics in nonpolar (11$$\backslash$bar 2 $0) InGaN/GaN multiple quantum wells grown on GaN templates prepared by lateral epitaxial overgrowth", physica status solidi (c), vol. 3, no. 6: WILEY-VCH Verlag, pp. 2082–2086, 2006.
, "Microscopic emission properties of nonpolar α-plane GaN grown by HVPE", Gallium Nitride Materials and Devices, vol. 6121: International Society for Optics and Photonics, pp. 612106, 2006.
, "Optical properties of nonpolar a-plane GaN layers", Superlattices and Microstructures, vol. 40, no. 4-6: Academic Press, pp. 253–261, 2006.
, "Prospective emission efficiency and in-plane light polarization of nonpolar m-plane In x Ga 1- x N/ Ga N blue light emitting diodes fabricated on freestanding GaN substrates", Applied physics letters, vol. 89, no. 9: AIP, pp. 091906, 2006.
, "Realization of high hole concentrations in Mg doped semipolar (10 1\= 1\=) GaN", Applied physics letters, vol. 89, no. 20: AIP, pp. 202104, 2006.
, "Recombination dynamics of a 268 nm emission peak in Al 0.53 In 0.11 Ga 0.36 N/ Al 0.58 In 0.02 Ga 0.40 N multiple quantum wells", Applied Physics Letters, vol. 88, no. 11: AIP, pp. 111912, 2006.
, "Strain in a-plane GaN layers grown on r-plane sapphire substrates", physica status solidi (a), vol. 203, no. 7: Wiley Online Library, pp. 1672–1675, 2006.
, "Strain-induced polarization in wurtzite III-nitride semipolar layers", Journal of Applied Physics, vol. 100, no. 2: AIP, pp. 023522, 2006.
, "CK-1-1 Recent Performance of Nonpolar/Semipolar GaN-based Blue LEDs/LDs", ?????????????????????, vol. 2007, no. 2: ??????????????, 2007.
, "Defect-mediated surface morphology of nonpolar m-plane GaN", Applied physics letters, vol. 90, no. 12: AIP, pp. 121119, 2007.