Search Results - "Radford, David C."

Surface Characterization of P-Type Point Contact Germanium Detectors by Edzards, Frank, Hauertmann, Lukas, Abt, Iris, Gooch, Chris, Lehnert, Björn, Liu, Xiang, Mertens, Susanne, Radford, David C., Schulz, Oliver, Willers, Michael

“…P-type point contact (PPC) germanium detectors are used in rare event and low-background searches, including neutrinoless double beta (0νββ) decay, low-energy…”
Get full text

The performance of the Gamma-Ray Energy Tracking In-beam Nuclear Array GRETINA by Paschalis, S., Lee, I.Y., Macchiavelli, A.O., Campbell, C.M., Cromaz, M., Gros, S., Pavan, J., Qian, J., Clark, R.M., Crawford, H.L., Doering, D., Fallon, P., Lionberger, C., Loew, T., Petri, M., Stezelberger, T., Zimmermann, S., Radford, D.C., Lagergren, K., Weisshaar, D., Winkler, R., Glasmacher, T., Anderson, J.T., Beausang, C.W.

“…The Gamma-Ray Energy Tracking In-beam Nuclear Array (GRETINA) is a new generation high-resolution γ-ray spectrometer consisting of electrically segmented…”
Get full text

Impact of ADC non-linearities on the sensitivity to sterile keV neutrinos with a KATRIN-like experiment by Dolde, Kai, Mertens, Susanne, Radford, David C., Bode, Tobias, Huber, Anton, Korzeczek, Marc, Lasserre, Thierry, Slezak, Martin

“…Here, ADC non-linearities are a major systematic effect in the search for keV-scale sterile neutrinos with tritium β-decay experiments like KATRIN. They can…”
Get full text

Position resolution simulations for the inverted-coaxial germanium detector, SIGMA by Wright, J.P., Harkness-Brennan, L.J., Boston, A.J., Judson, D.S., Labiche, M., Nolan, P.J., Page, R.D., Pearce, F., Radford, D.C., Simpson, J., Unsworth, C.

“…The SIGMA Germanium detector has the potential to revolutionise γ-ray spectroscopy, providing superior energy and position resolving capabilities compared with…”
Get full text

A Pulse Shape Analysis technique for the MAJORANA experiment by Cooper, R.J., Radford, D.C., Lagergren, K., Colaresi, James F., Darken, Larry, Henning, R., Marino, M.G., Michael Yocum, K.

“…In order to achieve background count rates sufficiently low so as to allow the observation of rare events such as neutrinoless double beta (0νββ) decay,…”
Get full text

Electromagnetic Moments of Radioactive 136Te and the Emergence of Collectivity 2p ⊕ 2n outside of Double-Magic 132Sn by Allmond, James M., Stuchberry, A. E., Baktash, Cyrus, Gargano, A., Galindo-Uribarri, Alfredo, Univ. of Tennessee, Knoxville, TN, Radford, David C., Bingham, C. R., Brown, B. Alex, Michigan State Univ., East Lansing, MI, Coraggio, L., Covello, A., Danchev, M., St. Kliment Ohridski Univ. of Sofia, Gross, Carl J., Hausladen, Paul, Itaco, N., Univ. of Campania, Caserta, Lagergren, Karin B., Padilla-Rodal, Elizabeth, Pavan, John R., Riley, Mark A., Stone, N. J., Univ. of Oxford, Stracener, Daniel W., Varner, Jr., Robert L., Yu, Chang-Hong

“…Radioactive 136Te has two valence protons and two valence neutrons outside of the 132Sn double shell closure, providing a simple laboratory for exploring the…”
Get full text

A segmented, enriched N-type germanium detector for neutrinoless double beta-decay experiments by Leviner, L., Aalseth, C. E., Radford, David C., Young, A.R.

“…We present data characterizing the performance of the first segmented, N-type Ge detector, isotopically enriched to 85% 76Ge. This detector, based on the Ortec…”
Get full text

An approximate method for linear signal decomposition in γ -ray tracking detectors by Doxas, I., Nieter, C., Radford, D.C., Lagergren, K., Cary, John R.

“…An approximate method for signal decomposition in γ -ray tracking detectors is presented, based on Singular Value Decomposition (SVD). With this algorithm, the…”
Get full text

Computational models of germanium point contact detectors by Mullowney, Paul, Lin, Ming-Chieh, Paul, Kevin, Ahrens, Cory, Loh, Michael, Cooper, R.J., Radford, D.C., Hull, Ethan

“…In the crystal bulk of group IV covalent semiconductors such as germanium (Ge), simple analytic models for the valence band structure can provide fast,…”
Get full text

Effect of a surface channel on the performance of a P-type Point Contact HPGe detector by Cooper, R.J., Radford, D.C., Hull, E., Lagergren, K., Mullowney, P., Lin, M.-C., Paul, K., Athens, C., Loh, M.

“…The observation of anomalous charge collection in a P-type Point Contact (PPC) High Purity Germanium (HPGe) detector is reported. By studying preamplifier…”
Get full text

Search for an Annual Modulation in a p-Type Point Contact Germanium Dark Matter Detector by Barbeau, P.S., Collar, J.I., Fields, N., Hossbach, T.W., Aalseth, C.E., Fast, James E., Keillor, M., Kephart, J.D., Miley, H.S., Orrell, John L., Colaresi, James F., Yocum, K. Michael, Leon, J. Diaz, Knecht, A., Marino, M. G., Miller, M. L., Radford, David C, Wilkerson, John F

“…Fifteen months of cumulative CoGeNT data are examined for indications of an annual modulation, a predicted signature of weakly interacting massive particle…”
Get full text

Status of the MAJORANA DEMONSTRATOR by Vasilyev, S., Abgrall, N., Arnquist, I. J., Avignone, F. T., Balderrot-Barrera, C. X., Barabash, A. S., Bertrand, F. E., Bradley, A. W., Brudanin, V., Busch, M., Buuck, M., Byram, D., Caldwell, A. S., Chan, Y-D., Christofferson, C. D., Cuesta, C., Detwiler, J. A., Efremenko, Yu, Ejiri, H., Elliott, S. R., Galindo-Uribarri, A., Gilliss, T., Giovanetti, G. K., Goett, J., Green, M. P., Gruszko, J., Guinn, I., Guiseppe, V. E., Henning, R., Hoppe, E. W., Howard, S., Howe, M. A., Jasinski, B. R., Keeter, K. E., Kidd, M. F., Konovalov, S. I., Kouzes, R. T., LaFerriere, B. D., Leon, J., MacMullin, J., Martin, R. D., Meijer, S. J., Mertens, S., Orrell, J. L., O’Shaughnessy, C., Poon, A. W. P., Radford, D. C., Rager, J., Rielage, K., Robertson, R. G. H., Romero-Romero, E., Shanks, B., Shirchenko, M., Snyder, N., Suriano, A. M., Tedeschi, D., Trimble, J. E., Varner, R. L., Vetter, K., Vorren, K., White, B. R., Wilkerson, J. F., Wiseman, C., Xu, W., Yakushev, E., Yu, C. -H., Yumatov, V., Zhitnikov, I.

“…The MAJORANA Collaboration is constructing the MAJORANA DEMONSTRATOR, an ultralow background, 40-kg modular high purity Ge (HPGe) detector array to search for…”
Get full text

Coulomb excitation and transfer reactions with rare neutron-rich isotopes by Radford, D.C., Baktash, C., Barton, C.J., Batchelder, J., Beene, J.R., Bingham, C.R., Caprio, M.A., Danchev, M., Fuentes, B., Galindo-Uribarri, A., Gomez del Campo, J., Gross, C.J., Halbert, M.L., Hartley, D.J., Hausladen, P., Hwang, J.K., Krolas, W., Larochelle, Y., Liang, J.F., Mueller, P.E., Padilla, E., Pavan, J., Piechaczek, A., Shapira, D., Stracener, D.W., Varner, R.L., Woehr, A., Yu, C.-H., Zamfir, N.V.

“…Neutron-rich radioactive ion beams available from the HRIBF allow a variety of measurements around the 132Sn region, including Coulomb excitation,…”
Get full text

In-beam measurement of the position resolution of a highly segmented coaxial germanium detector by Descovich, M., Lee, I.Y., Fallon, P., Cromaz, M., Macchiavelli, A.O., Radford, D.C., Vetter, K., Clark, R.M., Deleplanque, M.A., Stephens, F.S., Ward, D.

“…The position resolution of a highly segmented coaxial germanium detector was determined by analyzing the 2055 keV γ -ray transition of Zr 90 excited in a…”
Get full text

Astroparticle physics with a customized low-background broad energy Germanium detector by Aalseth, C. E., Amman, M., Avignone, F.T. III, Back, H.O., Barabash, A.S., Barbeau, P.S., Bergevin, M., Burritt, Busch, M., Capps, Gregory L, Chan, Y-D, Bertrand Jr, Fred E, Boswell, Brudanin, V., Bugg, W., Collar, J.I., Cooper, Reynold J, Creswick, R., Detwiler, J.A., Diaz, J., Doe, P. J., Efremenko, Yuri, Egorov, V., Ejiri, H., Ely, J., Elliott, Scott, Esterline, J., Farach, H., Fast, J.E., Fields, N., Finnerty, Fujikawa, B., Fuller, E., Gehman, Victor M, Giovanetti, G. K., Guiseppe, V.E., Gusey, K., Hallin, A.L., Harper, George R, Hazama, R., Henning, Reyco, Hime, A., Hoppe, E.W., Hossbach, Todd W., Howe, M. A., Johnson, R. A., Keeter, K.J., Keillor, M., Keller, C., Kephart, J.D., Kidd, Mary F, Knecht, A., Kochetov, O., Konovalov, S.I., Kouzes, R., Leviner, L., Martin, R.D., Loach, J.C., Luke, P.N., Macmullin, S., Marino, M. G., Mei, D-M, Miley, H.S., Miller, M. L., Mizouni, L., Meyers, Alexander W, Nomachi, M., Orrell, John L., Peterson, Don, Phillips, D. G., Poon, A.W.P., Prior, G., Qian, J., Radford, David C, et al

Get full text

Development of a Silicon Drift Detector Array to Search for keV-scale Sterile Neutrinos with the KATRIN Experiment by Siegmann, Daniel, Edzards, Frank, Bruch, Christina, Biassoni, Matteo, Carminati, Marco, Descher, Martin, Fiorini, Carlo, Forstner, Christian, Gavin, Andrew, Gugiatti, Matteo, Hiller, Roman, Hinz, Dominic, Houdy, Thibaut, Huber, Anton, King, Pietro, Lechner, Peter, Lichter, Steffen, Mießner, Danilo, Nava, Andrea, Onillon, Anthony, Radford, David C, Spreng, Daniela, Steidl, Markus, Trigilio, Paolo, Urban, Korbinian, Vénos, Drahos, Wolf, Joachim, Mertens, Susanne

“…2024 J. Phys. G: Nucl. Part. Phys. 51 085202 Sterile neutrinos in the keV mass range present a viable candidate for dark matter. They can be detected through…”
Get full text

Measurement of g factors of excited states in radioactive beams by the transient field technique: 132Te by Benczer-Koller, N., Kumbartzki, G.J., Gürdal, G., Gross, C.J., Stuchbery, A.E., Krieger, B., Hatarik, R., O'Malley, P., Pain, S., Segen, L., Baktash, C., Beene, J., Radford, D.C., Yu, C.H., Stone, N.J., Stone, J.R., Bingham, C.R., Danchev, M., Grzywacz, R., Mazzocchi, C.

“…The g factor of the 21+ state in 13252Te, E(21+)=0.9739 MeV, τ=2.6 ps, was measured by the transient field technique applied to a radioactive beam. The…”
Get full text

Transient field g factor and mean-life measurements with a rare isotope beam of 126Sn by Kumbartzki, G., Benczer-Koller, N., Torres, D A, Manning, B., O'Malley, Patrick, Sharon, Y Y, Zamick, L, Gross, Carl J, Radford, David C, Robinson, S J Q, Allmond, J M, Stuchberry, A. E., Speidel, K H, Stone, N. J., Bingham, C. R.

“…Background: The g factors and lifetimes of the 2+1 states in the stable, proton-rich Sn isotopes have been measured, but there is scant information on…”
Get full text

g-Factor measurements of first 2+ states of heavy Te isotopes based on nuclear spin deorientation for nuclei recoiling in vacuum by Danchev, M., Pavan, J., Stone, N.J., Stuchbery, A.E., Baktash, C., Beene, J., Benczer-Koller, N., Bingham, C.R., Dupak, J., Galindo-Uribarri, A., Gross, C.J., Kumbartzki, G., Radford, D.C., Stone, J.R., Timlin, C.L., Yu, C.-H., Zamfir, N.V.

“…We demonstrate that the recoil-in-vacuum (RIV) method can be used to determine the g-factor of the Coulumb excited first 2+ state of 132Te. This was possible…”
Get full text

Measurements of fusion reactions induced by radioactive 132Sn on 64Ni by Liang, J. F., Shapira, D., Gross, C. J., Varner, R. L., Amro, H., Beene, J. R., Bierman, J. D., Caraley, A. L., Galindo-Uribarri, A., Gomez del Campo, J., Hausladen, P. A., Jones, K. L., Kolata, J. J., Larochelle, Y., Loveland, W., Mueller, P. E., Peterson, D., Radford, D. C., Stracener, D. W.

“…Evaporation residue and fission cross sections of radioactive 132Sn on 64Ni were measured. Statistical model calculations using parameters simultaneously…”
Get full text