Publications

Found 106 results
Author Title Type [ Year(Desc)]
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2002
Miller, EJ., ET. Yu, C. Poblenz, C. Elsass, and JS. Speck, "Direct measurement of the polarization charge in AlGaN/GaN heterostructures using capacitance–voltage carrier profiling", Applied physics letters, vol. 80, no. 19: AIP, pp. 3551–3553, 2002.
Simpkins, B. S., Y. T Edward, P. Waltereit, and J. S. Speck, "Distinguishing negatively-charged and highly conductive dislocations in gallium nitride using scanning Kelvin probe and conductive atomic force microscopy", MRS Online Proceedings Library Archive, vol. 743: Cambridge University Press, 2002.
Shokhovets, S., R. Goldhahn, G. Gobsch, O. Ambacher, IP. Smorchkova, JS. Speck, U. Mishra, A. Link, M. Hermann, and M. Eickhoff, "Electroreflectance and Photoreflectance Studies of Electric Fields in Pt/GaN Schottky Diodes and AlGaN/GaN Heterostructures", MRS Online Proceedings Library Archive, vol. 743: Cambridge University Press, 2002.
Miller, EJ., DM. Schaadt, ET. Yu, C. Poblenz, C. Elsass, and JS. Speck, "Reduction of reverse-bias leakage current in Schottky diodes on GaN grown by molecular-beam epitaxy using surface modification with an atomic force microscope", Journal of applied physics, vol. 91, no. 12: AIP, pp. 9821–9826, 2002.
2003
Ambacher, O., M. Eickhoff, A. Link, M. Hermann, M. Stutzmann, F. Bernardini, V. Fiorentini, Y. Smorchkova, J. Speck, U. Mishra, et al., "Electronics and sensors based on pyroelectric AlGaN/GaN heterostructures", physica status solidi (c), no. 6: WILEY-VCH Verlag, pp. 1878–1907, 2003.
Fiorentini, V., Y. Smorchkova, J. Speck, U. Mishra, W. Schaff, V. Tilak, and LF. Eastman, "Electronics and sensors based on pyroelectric AlGaN/GaN heterostructures Part A: Polarization and pyroelectronics", Group III-nitrides and Their Heterostructures: Growth, Characterization and Applications: John Wiley & Sons Inc, pp. 1878, 2003.
Elhamri, S., A. Saxler, WC. Mitchel, R. Berney, C. Elsass, Y. Smorchkova, UK. Mishra, JS. Speck, U. Chowdhury, and RD. Dupuis, "Study of deleterious aging effects in GaN/AlGaN heterostructures", Journal of applied physics, vol. 93, no. 2: AIP, pp. 1079–1082, 2003.
Elhamri, S., A. Saxler, WC. Mitchel, R. Berney, C. Elsass, Y. Smorchkova, UK. Mishra, JS. Speck, U. Chowdhury, and RD. Dupuis, "Study of deleterious aging effects in GaN/AlGaN heterostructures", Journal of applied physics, vol. 93, no. 2: AIP, pp. 1079–1082, 2003.
2005
Moe, C. G., H. Masui, M. C. Schmidt, L. Shen, B. Moran, S. Newman, K. Vampola, T. Mates, S. Keller, J. S. Speck, et al., "Milliwatt Power Deep Ultraviolet Light Emitting Diodes Grown on Silicon Carbide", Japanese Journal of Applied Physics, vol. 44, pp. L502, 2005.
2006
Moe, C. G., Y. Wu, J. Piprek, S. Keller, J. S. Speck, S. P. DenBaars, and D. Emerson, "AlGaN/AlN distributed bragg reflectors for deep ultraviolet wavelengths", physica status solidi (a), vol. 203, no. 8: Wiley Online Library, pp. 1915–1919, 2006.
Barabash, R. I., O. M. Barabash, G. E. Ice, C. Roder, S. Figge, S. Einfeldt, D. Hommel, TM. Katona, JS. Speck, SP. DenBaars, et al., "Characterization of crystallographic properties and defects via X-ray microdiffraction in GaN (0001) layers", physica status solidi (a), vol. 203, no. 1: WILEY-VCH Verlag, pp. 142–148, 2006.
Moe, C. G., Y. Wu, S. Keller, J. S. Speck, S. P. DenBaars, and D. Emerson, "Crystal quality and growth evolution of aluminum nitride on silicon carbide", physica status solidi (a), vol. 203, no. 7: Wiley Online Library, pp. 1708–1711, 2006.
Barabash, RI., G. E. Ice, W. Liu, C. Roder, S. Figge, S. Einfeldt, D. Hommel, TM. Katona, JS. Speck, SP. DenBaars, et al., "Mapping misorientation and crystallographic tilt in GaN layers via polychromatic microdiffraction", physica status solidi (b), vol. 243, no. 7: Wiley Online Library, pp. 1508–1513, 2006.
Roder, C., S. Einfeldt, S. Figge, D. Hommel, T. Paskova, B. Monemar, BA. Haskell, PT. Fini, JS. Speck, and S. Nakamura, "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.
2008
Hol\`y, V., T. Baumbach, D. Lübbert, L. Helfen, M. Ellyan, P. Mikulík, S. Keller, SP. DenBaars, and J. Speck, "Diffuse x-ray scattering from statistically inhomogeneous distributions of threading dislocations beyond the ergodic hypothesis", Physical Review B, vol. 77, no. 9: American Physical Society, pp. 094102, 2008.
Lübbert, D., T. Baumbach, V. Hol\`y, P. Mikulík, L. Helfen, P. Pernot, M. Elyyan, S. Keller, TM. Katona, SP. DenBaars, et al., "Microdiffraction imaging of dislocation densities in microstructured samples", EPL (Europhysics Letters), vol. 82, no. 5: IOP Publishing, pp. 56002, 2008.
2009
Akopian, N., A. Vardi, G. Bahir, V. Garber, E. Ehrenfreund, D. Gershoni, C. Poblenz, CR. Elsass, IP. Smorchkova, and JS. Speck, "Fermi edge singularity observed in GaN/AlGaN heterointerfaces", Applied Physics Letters, vol. 94, no. 22: AIP, pp. 223502, 2009.
Akopian, N., A. Vardi, G. Bahir, V. Garber, E. Ehrenfreund, D. Gershoni, C. Poblenz, CR. Elsass, IP. Smorchkova, and JS. Speck, "Fermi edge singularity observed in GaN/AlGaN heterointerfaces", Applied Physics Letters, vol. 94, no. 22: AIP, pp. 223502, 2009.
2011
Wang, Q. Jie, C. Yan, N. Yu, C. Pflügl, L. Diehl, F. Capasso, J. Unterhinninghofen, J. Wiersig, T. Edamura, and M. Yamanishi, "Highly unidirectional whispering gallery mode lasers", Conference on Lasers and Electro-Optics/Pacific Rim: Optical Society of America, pp. J143, 2011.
Drabold, D. A., A. L. Efros, E. Fortunato, B. Gil, S. T. B. Gönnenwein, N. Grandjean, M. J Gregg, A. Hoffmann, A. A. Kaminskii, C-S. Lee, et al., Stefan Hildebrandt Ingeborg Stass: Wiley Online Library, 2011.
2013
Mazumder, B., M. Esposto, T. H. Hung, T. Mates, S. Rajan, and J. S. Speck, "Characterization of a dielectric/GaN system using atom probe tomography", Applied Physics Letters, vol. 103, no. 15: AIP, pp. 151601, 2013.
Drabold, D. A., A. L. Efros, E. Fortunato, B. Gil, S. T. B. Gönnenwein, N. Grandjean, M. J Gregg, A. Hoffmann, A. A. Kaminskii, C-S. Lee, et al., Stefan Hildebrandt Sabine Bahrs, 2013.
2014
Woodward, N., R. Enck, C. S. Gallinat, L. E. Rodak, G. D. Metcalfe, J. S. Speck, H. Shen, and M. Wraback, "Evidence of lateral electric fields in c-plane III-V nitrides via terahertz emission", physica status solidi (c), vol. 11, no. 3-4: Wiley Online Library, pp. 686–689, 2014.
Shen, C., T. Khee Ng, B. Janjua, A. Alyamani, M. M. El-Desouki, J. Speck, S. DenBaars, and B. Ooi, "Optical gain and absorption of 420 nm InGaN-based laser diodes grown on m-plane GaN substrate", Asia Communications and Photonics Conference: Optical Society of America, pp. AW4A–1, 2014.
Feneberg, M., C. Lidig, K. Lange, R. Goldhahn, M. D. Neumann, N. Esser, O. Bierwagen, M. E. White, M. Y. Tsai, and J. S. Speck, "Ordinary and extraordinary dielectric functions of rutile SnO2 up to 20 eV", Applied Physics Letters, vol. 104, no. 23: AIP, pp. 231106, 2014.

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