Publications

Found 1602 results
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2001
Shapiro, NA., H. Feick, NF. Gardner, WK. Götz, P. Waltereit, JS. Speck, and ER. Weber, "Relation between Structural Parameters and the Effective Electron–Hole Separation in InGaN/GaN Quantum Wells", physica status solidi (b), vol. 228, no. 1: WILEY-VCH Verlag Berlin GmbH Berlin, pp. 147–151, 2001.
Böttcher, T., S. Einfeldt, S. Figge, R. Chierchia, H. Heinke, D. Hommel, and JS. Speck, "The role of high-temperature island coalescence in the development of stresses in GaN films", Applied Physics Letters, vol. 78, no. 14: AIP, pp. 1976–1978, 2001.
Speck, J. S., "The role of threading dislocations in the physical properties of GaN and its alloys", Materials Science Forum, vol. 353: Trans Tech Publications, pp. 769–778, 2001.
Lee, H., JA. Johnson, MY. He, JS. Speck, and PM. Petroff, "Strain-engineered self-assembled semiconductor quantum dot lattices", Applied Physics Letters, vol. 78, no. 1: AIP, pp. 105–107, 2001.
Link, A., T. Graf, R. Dimitrov, O. Ambacher, M. Stutzmann, Y. Smorchkova, U. Mishra, and J. Speck, "Transport Properties of Two-Dimensional Electron Gases Induced by Spontaneous and Piezoelectric Polarisation in AlGaN/GaN Heterostructures", physica status solidi (b), vol. 228, no. 2: WILEY-VCH Verlag Berlin GmbH Berlin, pp. 603–606, 2001.
Acikel, B., P. J. Hansen, T. R. Taylor, A. S. Nagra, J. S. Speck, and R. A. York, "Tunable strontium titanate thin films for microwave devices", Integrated Ferroelectrics, vol. 39, pp. 291-298, 2001.
2000
Mishra, U. K., R. Ventury, L. McCarthy, Y. Smorchkova, S. Keller, H. Xing, N. Zhang, JS. Speck, R. York, S. DenBaars, et al., "AlGaN-GaN HEMTs and HBTs for microwave power", Device Research Conference, 2000. Conference Digest. 58th DRC: IEEE, pp. 35–36, 2000.
Liu, Y., A. S. Nagra, E. G. Erker, P. Periaswamy, T. R. Taylor, J. Speck, and R. A. York, "BaSrTiO/sub 3/interdigitated capacitors for distributed phase shifter applications", IEEE microwave and guided wave letters, vol. 10, no. 11: IEEE, pp. 448–450, 2000.
Saxler, A., P. Debray, R. Perrin, S. Elhamri, WC. Mitchel, CR. Elsass, IP. Smorchkova, B. Heying, E. Haus, P. Fini, et al., "Characterization of an AlGaN/GaN two-dimensional electron gas structure", Journal of Applied Physics, vol. 87, no. 1: AIP, pp. 369–374, 2000.
Heying, B., R. Averbeck, LF. Chen, E. Haus, H. Riechert, and JS. Speck, "Control of GaN surface morphologies using plasma-assisted molecular beam epitaxy", Journal of Applied Physics, vol. 88, no. 4: AIP, pp. 1855–1860, 2000.
Lee, H., JA. Johnson, JS. Speck, and PM. Petroff, "Controlled ordering and positioning of InAs self-assembled quantum dots", Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, vol. 18, no. 4: AVS, pp. 2193–2196, 2000.
Hierro, A., D. Kwon, SA. Ringel, M. Hansen, UK. Mishra, SP. DenBaars, and JS. Speck, "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.
Fini, P., H. Marchand, JP. Ibbetson, SP. DenBaars, UK. Mishra, and JS. Speck, "Determination of tilt in the lateral epitaxial overgrowth of GaN using X-ray diffraction", Journal of crystal growth, vol. 209, no. 4: Elsevier, pp. 581–590, 2000.
Keller, S., G. Parish, JS. Speck, SP. DenBaars, and UK. Mishra, "Dislocation reduction in GaN films through selective island growth of InGaN", Applied Physics Letters, vol. 77, no. 17: AIP, pp. 2665–2667, 2000.
Hansen, M., AC. Abare, P. Kozodoy, TM. Katona, MD. Craven, JS. Speck, UK. Mishra, LA. Coldren, and SP. DenBaars, Effect of AlGaN/GaN strained layer superlattice period on InGaN MQW laser diodes [Multiple Quantum Wells]: Univ. of California, Santa Barbara, CA (US), 2000.
Hansen, M., A. C. Abare, P. Kozodoy, T. M. Katona, M. D. Craven, J. S. Speck, U. K. Mishra, L. A. Coldren, and S. P. DenBaars, "Effect of AlGaN/GaN strained layer superlattice period on InGaN MQW laser diodes", Materials Research Society Internet Journal of Nitride Semiconductor Research, vol. 5, no. S1: Cambridge University Press, pp. 14–19, 2000.
Chavarkar, P., UK. Mishra, SK. Mathis, and JS. Speck, "Effect of Sb composition on lateral oxidation rates in AlAs 1- x Sb x", Applied Physics Letters, vol. 76, no. 10: AIP, pp. 1291–1293, 2000.
Elsass, CR., T. Mates, B. Heying, C. Poblenz, P. Fini, PM. Petroff, SP. DenBaars, and JS. Speck, "Effects of growth conditions on the incorporation of oxygen in AlGaN layers grown by plasma assisted molecular beam epitaxy", Applied Physics Letters, vol. 77, no. 20: AIP, pp. 3167–3169, 2000.
Saxler, A., P. Debray, R. Perrin, S. Elhamri, W. C. Mitchel, C. R. Elsass, IP. Smorchkova, B. Heying, E. Haus, P. Fini, et al., "Electrical transport of an AlGaN/GaN two-dimensional electron gas", Materials Research Society Internet Journal of Nitride Semiconductor Research, vol. 5, no. S1: Cambridge University Press, pp. 619–625, 2000.
Elsass, C. R., I. P. Smorchkova, B. Heying, E. Haus, C. Poblenz, P. Fini, K. Maranowski, P. M. Petroff, S. P. DenBaars, U. K. Mishra, et al., "Electron transport in AlGaN/GaN heterostructures grown by plasma-assisted molecular beam epitaxy", Japanese Journal of Applied Physics, vol. 39, no. 10B: IOP Publishing, pp. L1023, 2000.
Kawakami, RK., E. Johnston-Halperin, LF. Chen, M. Hanson, N. Guebels, JS. Speck, AC. Gossard, and DD. Awschalom, "(Ga, Mn) As as a digital ferromagnetic heterostructure", Applied Physics Letters, vol. 77, no. 15: AIP, pp. 2379–2381, 2000.
Moran, B., M. Hansen, MD. Craven, JS. Speck, and SP. DenBaars, "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.
McCarthy, L., Y. Smorchkova, P. Fini, H. Xing, M. Rodwell, J. Speck, S. DenBaars, and U. Mishra, "HBT on LEO GaN", Device Research Conference, 2000. Conference Digest. 58th DRC: IEEE, pp. 85–86, 2000.
Hierro, A., SA. Ringel, M. Hansen, JS. Speck, UK. Mishra, and SP. DenBaars, "Hydrogen passivation of deep levels in n–GaN", Applied Physics Letters, vol. 77, no. 10: AIP, pp. 1499–1501, 2000.
Hansen, M., P. Fini, L. Zhao, AC. Abare, LA. Coldren, JS. Speck, and SP. DenBaars, "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.

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