Search Results - "Horansky, R"

High-efficiency superconducting nanowire single-photon detectors fabricated from MoSi thin-films by Verma, V B, Korzh, B, Bussières, F, Horansky, R D, Dyer, S D, Lita, A E, Vayshenker, I, Marsili, F, Shaw, M D, Zbinden, H, Mirin, R P, Nam, S W

“…We report on MoSi SNSPDs which achieved high system detection efficiency (87.1 ± 0.5% at 1542 nm) at 0.7 K and we demonstrate that these detectors can also be…”
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A near-infrared 64-pixel superconducting nanowire single photon detector array with integrated multiplexed readout by Allman, M. S., Verma, V. B., Stevens, M., Gerrits, T., Horansky, R. D., Lita, A. E., Marsili, F., Beyer, A., Shaw, M. D., Kumor, D., Mirin, R., Nam, S. W.

“…We demonstrate a 64-pixel free-space-coupled array of superconducting nanowire single photon detectors optimized for high detection efficiency in the…”
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A four-pixel single-photon pulse-position array fabricated from WSi superconducting nanowire single-photon detectors by Verma, V. B., Horansky, R., Marsili, F., Stern, J. A., Shaw, M. D., Lita, A. E., Mirin, R. P., Nam, S. W.

“…We demonstrate a scalable readout scheme for an infrared single-photon pulse-position camera consisting of WSi superconducting nanowire single-photon…”
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High-efficiency WSi superconducting nanowire single-photon detectors operating at 2.5 K by Verma, V. B., Korzh, B., Bussières, F., Horansky, R. D., Lita, A. E., Marsili, F., Shaw, M. D., Zbinden, H., Mirin, R. P., Nam, S. W.

“…We investigate the operation of WSi superconducting nanowire single-photon detectors (SNSPDs) at 2.5 K, a temperature which is ∼70% of the superconducting…”
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Verification of calibration methods for determining photon-counting detection efficiency using superconducting nano-wire single photon detectors by Mueller, I, Horansky, R D, Lehman, J H, Nam, S W, Vayshenker, I, Werner, L, Wuebbeler, G, White, M

“…In recent years several ways to radiometrically calibrate optical fiber-coupled detectors have been developed. However, fiber-coupled calibration methods for…”
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256-pixel microcalorimeter array for high-resolution γ-ray spectroscopy of mixed-actinide materials by Winkler, R., Hoover, A.S., Rabin, M.W., Bennett, D.A., Doriese, W.B., Fowler, J.W., Hays-Wehle, J., Horansky, R.D., Reintsema, C.D., Schmidt, D.R., Vale, L.R., Ullom, J.N.

“…The application of cryogenic microcalorimeter detectors to γ-ray spectroscopy allows for measurements with unprecedented energy resolution. These detectors are…”
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Large-Area Microcalorimeter Detectors for Ultra-High-Resolution X-Ray and Gamma-Ray Spectroscopy by Bacrania, M.K., Hoover, A.S., Karpius, P.J., Rabin, M.W., Rudy, C.R., Vo, D.T., Beall, J.A., Bennett, D.A., Doriese, W.B., Hilton, G.C., Horansky, R.D., Irwin, K.D., Jethava, N., Sassi, E., Ullom, J.N., Vale, L.R.

“…We discuss recent developments in using cryogenic microcalorimeter detectors for x- and gamma-ray spectroscopy. We are currently operating a detector array…”
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Superconducting Transition-Edge Sensor Microcalorimeters for Ultra-High Resolution Alpha-Particle Spectrometry by Croce, M P, Bacrania, M K, Bond, E M, Dry, D E, Klingensmith, A L, Moody, W A, LaMont, S P, Rabin, M W, Rim, J H, Beall, J A, Bennett, D A, Kotsubo, V, Horansky, R D, Hilton, G C, Schmidt, D, Ullom, J N, Cantor, R

“…Alpha-particle spectrometry is a powerful analytical tool for nuclear forensics and environmental monitoring. Superconducting transition-edge sensor…”
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Large microcalorimeter arrays for high-resolution X- and gamma-rayspectroscopy by Hoover, A.S., Hoteling, N., Rabin, M.W., Ullom, J.N., Bennett, D.A., Karpius, P.J., Vo, D.T., Doriese, W.B., Hilton, G.C., Horansky, R.D., Irwin, K.D., Kotsubo, V., Lee, D.W., Vale, L.R.

“…Microcalorimeter detectors provide unprecedented energy resolution for the measurement of X-rays and soft gamma-rays. Energy resolution in the 100 keV region…”
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Eight-Channel TES Microcalorimeter System for Detector and Source Development by Croce, M. P., Koehler, K. E., Kunde, G. J., Rabin, M. W., Bond, E. M., Moody, W. A., Schmidt, D. R., Vale, L. R., Horansky, R. D., Kotsubo, V., Ullom, J. N.

“…Nuclear forensics and environmental monitoring require rapid isotopic analysis of trace samples that contain multiple radioisotopes with closely spaced alpha…”
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Quasiparticle recombination in hotspots in superconducting current-carrying nanowires by Kozorezov, A G, Lambert, C, Marsili, F, Stevens, M J, Verma, V B, Stern, J A, Horansky, R, Dyer, S, Duff, S, Pappas, D P, Lita, A, Shaw, M D, Mirin, R P, Nam, Sae Woo

“…We describe a kinetic model of recombination of nonequilibrium quasiparticles generated by single photon absorption in superconducting current-carrying…”
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A Two-Fluid Model for the Transition Shape in Transition-Edge Sensors by Bennett, D. A., Swetz, D. S., Horansky, R. D., Schmidt, D. R., Ullom, J. N.

“…Superconducting microcalorimeters based on transition-edge sensors (TESs) are being successfully used in applications ranging from optical photon counting to…”
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Determination of Plutonium Isotopic Content by Microcalorimeter Gamma-Ray Spectroscopy by Hoover, A. S., Winkler, R., Rabin, M. W., Vo, D. T., Ullom, J. N., Bennett, D. A., Doriese, W. B., Fowler, J. W., Horansky, R. D., Schmidt, D. R., Vale, L. R., Schaffer, K.

“…Microcalorimeter detectors provide unprecedented energy resolution for gamma-ray spectroscopy. One application is measuring the isotopic composition of…”
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Microcalorimeter arrays for ultra-high energy resolution X- and gamma-ray detection by Hoover, A. S., Bacrania, M. K., Hoteling, N. J., Karpius, P. J., Rabin, M. W., Rudy, C. R., Vo, D. T., Beall, J. A., Bennett, D. A., Doriese, W. B., Hilton, G. C., Horansky, R. D., Irwin, K. D., Ullom, J. N., Vale, L. R.

“…Microcalorimeter detectors provide superior energy resolution for the detection of X-rays and gamma-rays. The technology utilizes a cryogenic transition-edge…”
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An analytical model for pulse shape and electrothermal stability in two-body transition-edge sensor microcalorimeters by Bennett, D. A., Horansky, R. D., Hoover, A. S., Hoteling, N. J., Rabin, M. W., Schmidt, D. R., Swetz, D. S., Vale, L. R., Ullom, J. N.

“…High-resolution superconducting gamma-ray sensors show potential for the more accurate analysis of nuclear material. These devices are part of a larger class…”
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Micro-electrodeposition techniques for the preparation of small actinide counting sources for ultra-high resolution alpha spectrometry by microcalorimetry by Plionis, A. A., Rim, J. H., Hastings, E. P., LaMont, S. P., Dry, D. E., Bacrania, M. K., Horansky, R. D., Ullom, J. N., Beall, J. A., Rabin, M. W.

“…Special considerations and techniques are desired for the preparation of small actinide counting sources. Counting sources have been prepared on metal disk…”
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Improved Isotopic Analysis With a Large Array of Gamma-Ray Microcalorimeters by Jethava, N., Ullom, J.N., Bennett, D.A., Doriese, W.B., Beall, J.A., Hilton, G.C., Horansky, R.D., Irwin, K.D., Sassi, E., Vale, L.R., Bacrania, M.K., Hoover, A.S., Karpius, P.J., Rabin, M.W., Rudy, C.R., Vo, D.T.

“…We present results from the largest array of gamma-ray microcalorimeters operated to date. The microcalorimeters consist of Mo/Cu transition-edge sensors with…”
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A First Application of the FRAM Isotopic Analysis Code to High-Resolution Microcalorimetry Gamma-Ray Spectra by Karpius, P.J., Vo, D., Bacrania, M., Beall, J., Bennett, D., Doriese, R.W., Hilton, G., Hoover, A., Horansky, R., Irwin, K., Rabin, M., Reintsema, C., Rudy, C., Ullom, J.N., Vale, L.

“…Gamma-ray spectrometry systems based on High-Purity Germanium (HPGe) have been the long-standing leader in terms of resolution since their introduction many…”
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Analysis of Nuclear Material by Alpha Spectroscopy with a Transition-Edge Microcalorimeter by Horansky, R. D., Ullom, J. N., Beall, J. A., Hilton, G. C., Irwin, K. D., Vale, L., Dry, D., Lamont, S. P., Rudy, C. R., Rabin, M. W.

“…We present measurements from a cryogenic microcalorimeter designed to detect alpha particles. The enhanced resolution of microcalorimeter alpha detectors will…”
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Macrophages Can Recognize and Kill Tumor Cells Bearing the Membrane Isoform of Macrophage Colony-Stimulating Factor by Jadus, Martin R., Irwin, Melanie C.N., Irwin, Michael R., Horansky, Robert D., Sekhon, Sant, Pepper, Karen A., Kohn, Donald B., Wepsic, H. Terry

“…NBXFO hybridoma cells produced both the membrane and secreted isoforms of macrophage colony-stimulating factor (M-CSF). Murine bone marrow cells stimulated by…”
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