Search Results - "Diamond, RM"

GRETA: utilizing new concepts in γ-ray detection by Deleplanque, M.A., Lee, I.Y., Vetter, K., Schmid, G.J., Stephens, F.S., Clark, R.M., Diamond, R.M., Fallon, P., Macchiavelli, A.O.

“…We present a new concept for γ-ray detector arrays. An example, called GRETA (Gamma-Ray Energy Tracking Array), consists of highly segmented HPGe detectors…”
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GRETINA: A gamma ray energy tracking array by Lee, I.Y., Clark, R.M., Cromaz, M., Deleplanque, M.A., Descovich, M., Diamond, R.M., Fallon, P., Macchiavelli, A.O., Stephens, F.S., Ward, D.

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Three-dimensional position sensitivity in two-dimensionally segmented HP-Ge detectors by Vetter, K., Kuhn, A., Deleplanque, M.A., Lee, I.Y., Stephens, F.S., Schmid, G.J., Beckedahl, D., Blair, J.J., Clark, R.M., Cromaz, M., Diamond, R.M., Fallon, P., Lane, G.J., Kammeraad, J.E., Macchiavelli, A.O., Svensson, C.E.

“…Measured- and simulated-pulse shapes in electrically segmented coaxial Ge detectors have been investigated. Three-dimensional position sensitivities have been…”
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A γ-ray tracking algorithm for the GRETA spectrometer by Schmid, G.J., Deleplanque, M.A., Lee, I.Y., Stephens, F.S., Vetter, K., Clark, R.M., Diamond, R.M., Fallon, P., Macchiavelli, A.O., MacLeod, R.W.

“…We discuss a γ-ray tracking algorithm that has been developed for the proposed gamma-ray energy tracking array (GRETA). This algorithm has been designed so as…”
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Performance of the GRETA prototype detectors by Vetter, K., Kuhn, A., Lee, I.Y., Clark, R.M., Cromaz, M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Lane, G.J., Macchiavelli, A.O., Maier, M.R., Stephens, F.S., Svensson, C.E., Yaver, H.

“…A working, two-dimensionally segmented Ge detector is one of the crucial elements in the development of GRETA – a next-generation 4π germanium detector array…”
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Spectroscopy of Rn, Ra and Th isotopes using multi-nucleon transfer reactions by Cocks, J.F.C., Hawcroft, D., Amzal, N., Butler, P.A., Cann, K.J., Greenlees, P.T., Jones, G.D., Asztalos, S., Clark, R.M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Lee, I.Y., Macchiavelli, A.O., MacLeod, R.W., Stephens, F.S., Jones, P., Julin, R., Broda, R., Fornal, B., Smith, J.F., Lauritsen, T., Bhattacharyya, P., Zhang, C.T.

“…High-spin spectroscopy of Rn, Ra and Th isotopes has been performed. The nuclei have been populated using multi-nucleon transfer reactions involving a 232Th…”
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Order-to-chaos transition in rotational nuclei by Stephens, F S, Deleplanque, M A, Lee, I Y, Macchiavelli, A O, Ward, D, Fallon, P, Cromaz, M, Clark, R M, Descovich, M, Diamond, R M, Rodriguez-Vieitez, E

“…We have developed a new method to study the order-to-chaos transition in rotational nuclei. Correlations between successive gamma rays are used to determine…”
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Effects of neutron damage on the performance of large volume segmented germanium detectors by Descovich, M., Lee, I.Y., Luke, P.N., Clark, R.M., Cromaz, M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Macchiavelli, A.O., Rodriguez-Vieitez, E., Stephens, F.S., Ward, D.

“…Fast neutrons damage the lattice structure of germanium γ -radiation detectors and introduce hole traps. This results in a reduction of charge collection…”
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Observation of Octupole Structures in Radon and Radium Isotopes and Their Contrasting Behavior at High Spin by Cocks, J. F. C., Butler, P. A., Cann, K. J., Greenlees, P. T., Jones, G. D., Asztalos, S., Bhattacharyya, P., Broda, R., Clark, R. M., Deleplanque, M. A., Diamond, R. M., Fallon, P., Fornal, B., Jones, P. M., Julin, R., Lauritsen, T., Lee, I. Y., Macchiavelli, A. O., MacLeod, R. W., Smith, J. F., Stephens, F. S., Zhang, C. T.

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Quadrupole collectivity and shapes of OsPt nuclei by Wu, C.Y., Cline, D., Czosnyka, T., Backlin, A., Baktash, C., Diamond, R.M., Dracoulis, G.D., Hasselgren, L., Kluge, H., Kotlinski, B., Leigh, J.R., Newton, J.O., Phillips, W.R., Sie, S.H., Srebrny, J., Stephens, F.S.

“…E2 collective properties for the low-lying states in 186,188,190,192Os and 194Pt have been investigated experimentally by means of Coulomb excitation using…”
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New features of superdeformed bands in Hg 194 by Cederwall, B., Janssens, R. V. F., Brinkman, M. J., Lee, I. Y., Ahmad, I., Becker, J. A., Carpenter, M. P., Crowell, B., Deleplanque, M. A., Diamond, R. M., Draper, J. E., Duyar, C., Fallon, P., Farris, L. P., Henry, E. A., Henry, R. G., Hughes, J. R., Khoo, T. L., Lauritsen, T., Macchiavelli, A. O., Rubel, E., Stephens, F. S., Stoyer, M. A., Satula, W., Wiedenhoever, I., Wyss, R.

“…Two new features of superdeformed (SD) bands in the A almost-equal-to 190 region emerge from a study of Hg-194 with the Gammasphere detector array. A decrease…”
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GRETINA status and recent progress: The effect of neutron damage on energy and position resolution of the GRETINA detector by Descovich, M., Lee, I.Y., Cromaz, M., Clark, R.M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Macchiavelli, A.O., Rodriguez-Vieitez, E., Stephens, F.S., Ward, D.

“…GRETINA is a high precision gamma-ray detector for nuclear spectroscopy experiments, which is currently being developed. It consists of a number of highly…”
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Search for the Jacobi shape transition in rapidly rotating nuclei by Ward, D., Diamond, R. M., Swiatecki, W. J., Clark, R. M., Cromaz, M., Deleplanque, M. A., Fallon, P., Goergen, A., Lane, G. J., Lee, I. Y., Macchiavelli, A. O., Myers, W., Stephens, F. S., Svensson, C. E., Vetter, K.

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Rotational damping in ytterbium nuclei by Stephens, F S, Deleplanque, M A, Lee, I Y, Ward, D, Fallon, P, Cromaz, M, Clark, R M, Diamond, R M, Macchiavelli, A O, Vetter, K

“…We have made the first clear measurements of rotational damping widths in nuclei. In a mixture of three Yb nuclei, these widths are 300 +/- 60 keV between 1.2…”
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Searching for E ( 5 ) behavior in nuclei by Clark, R. M., Cromaz, M., Deleplanque, M. A., Descovich, M., Diamond, R. M., Fallon, P., Lee, I. Y., Macchiavelli, A. O., Mahmud, H., Rodriguez-Vieitez, E., Stephens, F. S., Ward, D.

“…The properties of even-even nuclei with 30 {le} Z {le} 82, A {ge} 60 have been examined to find examples displaying the characteristics of E(5) critical-point…”
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The shears mechanism in the lead isotopes by Clark, R.M., Krücken, R., Asztalos, S.J., Becker, J.A., Busse, B., Chmel, S., Deleplanque, M.A., Diamond, R.M., Fallon, P., Jenkins, D., Hauschild, K., Hibbert, I.M., Hübel, H., Lee, I.Y., Macchiavelli, A.O., MacLeod, R.W., Schmid, G., Stephens, F.S., van Severen, U.J., Vetter, K., Wadsworth, R., Wan, S.

“…Lifetimes of states in at least one of the M1 bands in each nucleus from 193−197 Pb have been determined through Doppler-Shift Attenuation Method experiments…”
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The competition between the shears mechanism and core rotation in a classical particles-plus-rotor model by Macchiavelli, A.O., Clark, R.M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Lee, I.Y., Stephens, F.S., Vetter, K.

“…We present a model study of the competition between the shears mechanism and the rotation of the core. This is done in the framework of a classical solution of…”
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Pseudospin symmetry and quantized alignment in nuclei by Stephens, FS, Deleplanque, MA, Draper, JE, Diamond, RM, Macchiavelli, AO, Beausang, CW, Korten, W, Kelly, WH, Azaiez, F, Becker, JA, Henry, EA, Yates, SW, Brinkman, MJ, Kuhnert, A, Cizewski, JA

“…Nine superdeformed bands in several nuclei of the mass-190 region all have transitions of the same or equivalent energies to within an average of about 1…”
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Relative deformations of superdeformed bands in Ce-131,Ce-132 by Clark, R M, Lee, I Y, Fallon, P, Joss, D T, Asztalos, S J, Becker, J A, Bernstein, L, Cederwall, Bo, Deleplanque, M A, Diamond, R M, Farris, L P, Hauschild, K, Kelly, W H, Macchiavelli, A O, Nolan, P J, OBrien, N, Semple, A T, Stephens, F S, Wadsworth, R

“…The quadrupole moments Q(0) of five superdeformed bands in Ce-131,Ce-132 have been established using the Doppler-shift attenuation method; for the first time,…”
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Measurement of ultra-fast γ-ray transitions from heavy-ion compound-nucleus reactions by Cederwall, B., Lee, I.Y., Asztalos, S., Brinkman, M.J., Becker, J.A., Clark, R.M., Deleplanque, M.A., Diamond, R.M., Fallon, P., Farris, L.P., Henry, E.A., Hughes, J.R., Macchiavelli, A.O., Stephens, F.S.

“…A method for correcting target-thickness-induced Doppler broadening in γ-ray spectra from weakly populated, very short-lived (femtosecond) states is presented…”
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