Publications
] , "Blue GaN-based light-emitting diodes grown by molecular-beam epitaxy with external quantum efficiency greater than 1.5%", Applied physics letters, vol. 84, no. 15: AIP, pp. 2748–2750, 2004.
, "Carbon doping of GaN with CBr 4 in radio-frequency plasma-assisted molecular beam epitaxy", Journal of applied physics, vol. 95, no. 12: AIP, pp. 8456–8462, 2004.
, "Carbon-related Deep States in Compensated n-type and Semi-Insulating GaN: C and their Influence on Yellow Luminescence", MRS Online Proceedings Library Archive, vol. 831: Cambridge University Press, 2004.
, "Cathodoluminescence study of deep ultraviolet quantum wells grown on maskless laterally epitaxial overgrown AlGaN", Applied physics letters, vol. 85, no. 8: AIP, pp. 1350–1352, 2004.
, "Dislocation-and crystallographic-dependent photoelectrochemical wet etching of gallium nitride", Applied physics letters, vol. 84, no. 17: AIP, pp. 3322–3324, 2004.
, "Dopant activation and ultralow resistance ohmic contacts to Si-ion-implanted GaN using pressurized rapid thermal annealing", Applied physics letters, vol. 85, no. 22: AIP, pp. 5254–5256, 2004.
, "Effect of carbon doping on buffer leakage in AlGaN/GaN high electron mobility transistors", Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, vol. 22, no. 3: AVS, pp. 1145–1149, 2004.
, "Effect of nitridation on polarity, microstructure, and morphology of AlN films", Applied physics letters, vol. 84, no. 6: AIP, pp. 912–914, 2004.
, "Effect of thermal strain on the ferroelectric phase transition in polycrystalline Ba 0.5 Sr 0.5 Ti O 3 thin films studied by Raman spectroscopy", Applied physics letters, vol. 85, no. 18: AIP, pp. 4124–4126, 2004.
, "Gallium adsorption onto (1120) gallium nitride surfaces", Journal of applied physics, vol. 96, no. 1: AIP, pp. 327–334, 2004.
, "GaN quantum dot density control by rf-plasma molecular beam epitaxy", Applied physics letters, vol. 84, no. 5: AIP, pp. 690–692, 2004.
, "Impact of carbon on trap states in n-type GaN grown by metalorganic chemical vapor deposition", Applied physics letters, vol. 84, no. 3: AIP, pp. 374–376, 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.
, "Ion implantation for unalloyed ohmic contacts to AlGaN/GaN HEMTs", Device Research Conference, 2004. 62nd DRC. Conference Digest [Includes' Late News Papers' volume]: IEEE, pp. 37–38, 2004.
, "Maskless lateral epitaxial overgrowth of high-aluminum-content Al x Ga 1- x N", Applied physics letters, vol. 84, no. 24: AIP, pp. 5025–5027, 2004.
, "Measurement of polarization charge and conduction-band offset at In x Ga 1- x N/GaN heterojunction interfaces", Applied physics letters, vol. 84, no. 23: AIP, pp. 4644–4646, 2004.
, "Microstructural evolution of a-plane GaN grown on a-plane SiC by metalorganic chemical vapor deposition", Applied physics letters, vol. 84, no. 8: AIP, pp. 1281–1283, 2004.
, "MOCVD growth of AlGaN films for solar blind photodetectors", physica status solidi (a), vol. 201, no. 9: Wiley Online Library, pp. 2185–2189, 2004.
, "Modeling crosshatch surface morphology in growing mismatched layers. Part II: Periodic boundary conditions and dislocation groups", Journal of applied physics, vol. 95, no. 11: AIP, pp. 6032–6047, 2004.
, "Nonpolar a-plane p-type GaN and p-n Junction Diodes", Journal of applied physics, vol. 96, no. 8: AIP, pp. 4494–4499, 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.
, "Papers from the 31st Conference on the Physics and Chemistry of Semiconductor Interfaces-GaN and Related Materials-Analysis of interface electronic structure in InxGa1-xN/GaN heterostructures", Journal of Vacuum Science and Technology-Section B, vol. 22, no. 4: Woodbury, NY: Published for the Society by the American Institute of Physics, 1991-, pp. 2169–2174, 2004.
, "Raman studies of lattice dynamics and phase transitions in barium strontium titanate thin films", APS Meeting Abstracts, 2004.
, "Structural and morphological evolution of GaN grown by metalorganic chemical vapor deposition on SiC substrates using an AlN initial layer", Journal of Crystal Growth, vol. 273, no. 1-2: North-Holland, pp. 38–47, 2004.
, "STRUCTURAL, MECHANICAL, THERMODYNAMIC, AND OPTICAL PROPERT1ES OF CONDENSED MATTER (PACS 61-68, 78)-Modeling crosshatch surface moiphology in grovving mismatched layers. Part II: Periodic boundary", Journal of Applied Physics, vol. 95, no. 11: New York, NY: American Institute of Physics, c1937-, pp. 6032–6047, 2004.