Publications
] , "Blue InGaN MQW laser diodes on sapphire", Lasers and Electro-Optics Society Annual Meeting, 1998. LEOS'98. IEEE, vol. 2: IEEE, pp. 346–347, 1998.
, "Cleaved and etched facet nitride laser diodes", IEEE Journal of selected topics in quantum electronics, vol. 4, no. 3: IEEE, pp. 505–509, 1998.
, "Improvement of GaN-based laser diode facets by FIB polishing", Electronics Letters, vol. 34, no. 13: IET, pp. 1315–1316, 1998.
, "Measurement of gain current relations for InGaN multiple quantum wells", Applied physics letters, vol. 73, no. 26: AIP, pp. 3887–3889, 1998.
, "Observation of near field modal emission in InGaN multi-quantum well laser diodes by near field scanning optical microscopy", Semiconductor Laser Conference, 1998. ISLC 1998 NARA. 1998 IEEE 16th International: IEEE, pp. 9–10, 1998.
, "1. Electronic and Optoelectronic Devices-1.1 Laser diodes-Effect of AlGaN/GaN Strained Layer Superlattice Period on InGaN MQW Laser Diodes", Physica Status Solidi-A-Applied Research, vol. 176, no. 1: Berlin: Akademie-Verlag,[1970]-c2004., pp. 59–62, 1999.
, "Demonstration of electrically pumped nitride distributed feedback lasers employing dielectric gratings", Device Research Conference Digest, 1999 57th Annual: IEEE, pp. 198–199, 1999.
, "Electrically pumped distributed feedback nitride lasers employing embedded dielectric gratings", Electronics Letters, vol. 35, no. 18: IET, pp. 1559–1560, 1999.
, "High-quality coalescence of laterally overgrown GaN stripes on GaN/sapphire seed layers", Applied physics letters, vol. 75, no. 12: AIP, pp. 1706–1708, 1999.
, "STRUCTURAL, MECHANICAL, THERMODYNAMIC, AND OPTICAL PROPERTIES OF CONDENSED MATTER-High-quality coalescence of laterally overgrown GaN stripes on GaN/sapphire seed layers", Applied Physics Letters, vol. 75, no. 12: New York [etc.] American Institute of Physics., pp. 1706–1708, 1999.
, "Deep levels in n-type Schottky and p+-n homojunction GaN diodes", Materials Research Society Internet Journal of Nitride Semiconductor Research, vol. 5, no. S1: Cambridge University Press, pp. 922–928, 2000.
, Effect of AlGaN/GaN strained layer superlattice period on InGaN MQW laser diodes [Multiple Quantum Wells]: Univ. of California, Santa Barbara, CA (US), 2000.
, "Growth and characterization of graded AlGaN conducting buffer layers on n+ SiC substrates", Journal of crystal growth, vol. 221, no. 1-4: North-Holland, pp. 301–304, 2000.
, "Hydrogen passivation of deep levels in n–GaN", Applied Physics Letters, vol. 77, no. 10: AIP, pp. 1499–1501, 2000.
, "Improved characteristics of InGaN multiple-quantum-well laser diodes grown on laterally epitaxially overgrown GaN on sapphire", Applied Physics Letters, vol. 76, no. 5: AIP, pp. 529–531, 2000.
, "LASERS, OPTICS, AND OPTOELECTRONICS-Improved characteristics of InGaN multiple-quantum-well laser diodes grown on laterally epitaxially overgrown GaN on sapphire", Applied Physics Letters, vol. 76, no. 5: New York [etc.] American Institute of Physics., pp. 529–531, 2000.
, "Optically and thermally detected deep levels in n-type Schottky and p+-n GaN diodes", Applied Physics Letters, vol. 76, no. 21: AIP, pp. 3064–3066, 2000.
, "Capture Kinetics of Electron Traps in MBE-Grown n-GaN", physica status solidi (b), vol. 228, no. 1: WILEY-VCH Verlag Berlin GmbH Berlin, pp. 309–313, 2001.
, "Carrier Trapping and Recombination at Point Defects and Dislocations in MOCVD n-GaN", physica status solidi (b), vol. 228, no. 3: WILEY-VCH Verlag Berlin GmbH Berlin, pp. 937–946, 2001.
, "Observation of Mg-Rich Precipitates in the p-Type Doping of GaN-Based Laser Diodes", physica status solidi (b), vol. 228, no. 2: WILEY-VCH Verlag Berlin GmbH Berlin, pp. 353–356, 2001.
, "Papers presented at the Fourth International Conference on Nitride Semiconductors (ICNS-4) Denver, Colorado, USA, July 16-20, 2001 (Part B. 1)-Point defects and impurities in GaN-Capture Kinetics", Physica Status Solidi-B-Basic Research, vol. 228, no. 1: Berlin: Akademie-Verlag, 1971-, pp. 309–314, 2001.
, "Papers presented at the Fourth International Conference on Nitride Semiconductors (ICNS-4) Denver, Colorado, USA, July 16-20, 2001 (Part B. 2)-Doping of GaN with magnesium-Observation of Mg-Rich", Physica Status Solidi-B-Basic Research, vol. 228, no. 2: Berlin: Akademie-Verlag, 1971-, pp. 353–356, 2001.
, "Higher efficiency InGaN laser diodes with an improved quantum well capping configuration", Applied physics letters, vol. 81, no. 22: AIP, pp. 4275–4277, 2002.
, "Impact of Ga/N flux ratio on trap states in n-GaN grown by plasma-assisted molecular-beam epitaxy", Applied physics letters, vol. 80, no. 5: AIP, pp. 805–807, 2002.
, "Mg-rich precipitates in the p-type doping of InGaN-based laser diodes", Applied physics letters, vol. 80, no. 14: AIP, pp. 2469–2471, 2002.