Search Results - "Ulmer, M.P."

Efficient GaN photocathodes for low-level ultraviolet signal detection by Shahedipour, F.S., Ulmer, M.P., Wessels, B.W., Joseph, C.L., Nihashi, T.

“…We report on the properties of GaN-based photocathodes for low light ultraviolet (UV) signal detection. Cesiated Mg-doped p-type GaN layers with 1-/spl mu/m…”
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Observation of electromagnetic coupling to a closed superconducting thin-film cavity by Thomas, C.D., Ulmer, M.P., Ketterson, J.B.

“…We have studied Josephson junctions coupled to closed, superconducting, thin-film cavities. We briefly discuss the coupling mechanism in this system as well as…”
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Investigation of deep-level luminescence in In0.07Ga0.93N:Mg by Han, B., Ulmer, M.P., Wessels, B.W.

“…Deep-level defects formed in InGaN:Mg have been investigated by photoluminescence (PL) spectroscopy. Undoped In0.07Ga0.93N exhibits strong bandedge emission at…”
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Deep acceptors in undoped GaN by Reshchikov, M.A., Shahedipour, F., Korotkov, R.Y., Ulmer, M.P., Wessels, B.W.

“…Broad photoluminescence bands with maxima at 2.2, 2.5 and 2.9eV in undoped GaN are studied. The bands are related to three deep acceptors, which are…”
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Progress Toward Light Weight High Angular Resolution Multilayer Coated Optics by Ulmer, M. P., Graham, M. E., Vaynman, S., Echt, J., Farber, M., Ehlert, S., Varlese, S.

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X-ray photon detection with multilayered Josephson junctions by Thomas, C., Maglic, S.R., Song, S.N., Ulmer, M.P., Ketterson, J.B.

“…Superconducting tunnel junctions can be configured as high resolution X-ray spectrometers however, because they are thin, STJs suffer from inherent…”
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High quality a-Si/Nb and a-SiN/NbN artificial multilayers for Josephson applications by Chen, J., Rippert, E.D., Song, S.N., Ulmer, M.P., Ketterson, J.B.

“…A high resolution transmission electron microscopy study of multilayer films prepared by magnetron sputtering shows that the morphology of the growing…”
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Observations of Cyg X-1 and Cyg X-3 Above 7 keV from OSO-7 by BAITY, W. A, ULMER, M. P, WHEATON, W. A, PETERSON, L. E

“…The UCSD cosmic X-ray telescope onboard the OSO-7 satellite scanned Cygnus X-1 and X-3 in the 7 to 250 keV range during December 17-24, 1971. These…”
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Observations of the Binary X-ray Source SMC X-1 from OSO-7 by ULMER, M. P, BAITY, W. A, WHEATON, W. A, PETERSON, L. E

“…WE report here the results of 40 days of coverage, April 15,1972, to May 25, 1972, of the binary X-ray source SMC X-1 with the UCSD OSO-7 X-ray telescope1…”
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