Search Results - "Rundberg, R. S."

Relative fission product yields in the USGS TRIGA MARK I reactor by Koehl, M. A., Rundberg, R. S., Shafer, J. C.

“…Relative fission product yields have been determined for three sampling positions in the USGS TRIGA MARK I reactor through radiochemical analysis. The relative…”
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Plasma stopping-power measurements reveal transition from non-degenerate to degenerate plasmas by Hayes, A. C., Gooden, M. E., Henry, E., Jungman, Gerard, Wilhelmy, J. B., Rundberg, R. S., Yeamans, C., Kyrala, G., Cerjan, C., Danielson, D. L., Daligault, Jérôme, Wilburn, C., Volegov, P., Wilde, C., Batha, S., Bredeweg, T., Kline, J. L., Grim, G. P., Hartouni, E. P., Shaughnessy, D., Velsko, C., Cassata, W. S., Moody, K., Berzak Hopkins, L. F., Hinkel, D., Döppner, T., Le Pape, S., Graziani, F., Callahan, D. A., Hurricane, O. A., Schneider, D.

“…Physically realized electron gas systems usually reside in either the quantum non-degenerate or fully degenerate limit, where the average de Broglie wavelength…”
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Experimental and Monte Carlo investigation of mass attenuation coefficients of fission product isotopes in molecular precipitates by Koehl, M.A., Rundberg, R.S., Braley, J.C.

“…Mass attenuation coefficients for molecular precipitates have been measured and compared to results using the EGS5 Monte Carlo computer code and results from…”
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Dual-fission chamber and neutron beam characterization for fission product yield measurements using monoenergetic neutrons by Bhatia, C., Fallin, B., Gooden, M.E., Howell, C.R., Kelley, J.H., Tornow, W., Arnold, C.W., Bond, E.M., Bredeweg, T.A., Fowler, M.M., Moody, W.A., Rundberg, R.S., Rusev, G., Vieira, D.J., Wilhelmy, J.B., Becker, J.A., Macri, R., Ryan, C., Sheets, S.A., Stoyer, M.A., Tonchev, A.P.

“…A program has been initiated to measure the energy dependence of selected high-yield fission products used in the analysis of nuclear test data. We present out…”
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Plasma stopping-power measurements reveal transition from non-degenerate to degenerate plasmas by Hayes, A. C., Gooden, M. E., Henry, E., Jungman, Gerard, Wilhelmy, J. B., Rundberg, R. S., Yeamans, C., Kyrala, G., Cerjan, C., Danielson, D. L., Daligault, Jérôme, Wilburn, C., Volegov, P., Wilde, C., Batha, S., Bredeweg, T., Kline, J. L., Grim, G. P., Hartouni, E. P., Shaughnessy, D., Velsko, C., Cassata, W. S., Moody, K., Berzak Hopkins, L. F., Hinkel, D., Döppner, T., Le Pape, S., Graziani, F., Callahan, D. A., Hurricane, O. A., Schneider, D.

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Preparation of 235mU targets for 235U(n,n′)235mU cross section measurements by Bond, E. M., Glover, S., Vieira, D. J., Rundberg, R. S., Belier, G., Meot, V., Hynek, D., Jansen, Y., Becker, J., Macri, R.

“…This paper describes the preparation of samples for an experiment to measure the cross-section for 235 U(n,n′) 235m U in a fast fission spectrum of neutrons…”
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Abrupt change in radiation-width distribution for 147Sm neutron resonances by Koehler, P E, Reifarth, R, Ullmann, J L, Bredeweg, T A, O'Donnell, J M, Rundberg, R S, Vieira, D J, Wouters, J M

“…We obtained the total radiation widths of s-wave resonances through an R-matrix analysis of (147)Sm(n,γ) cross sections. Distributions of these widths differ…”
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Isomeric ratio measurements for the radiative neutron capture 176Lu(n,γ) at DANCE by Denis-Petit, D, Roig, O, Méot, V, Morillon, B, Romain, P, Jandel, M, Kawano, T, Vieira, D J, Bond, E M, Bredeweg, T A, Couture, A J, Haight, R C, Keksis, AL, Rundberg, R S, Ullmann, J L

“…The isomeric ratios for the neutron capture reaction 176Lu(n,γ) to the Jπ = 5/2−, 761.7 keV, T1/2 = 32.8 ns and the Jπ = 15/2+, 1356.9 keV, T1/2 = 11.1 ns…”
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Scissors mode of Gd nuclei measured, with the DANCE detector by Kroll, J, Be vá, F, Krti ka, M, Valenta, S, Baramsai, B, Mitchell, G E, Walker, C L, Bredeweg, T A, Couture, A, Haight, R C, Jandel, M, O'Donnell, J M, Rundberg, R S, Ullmann, J L, Vieira, D J, Wilhelmy, J B, Wouters, J M, Becker, J A, Chyzh, A, Dashdorj, D, Parker, W, Wu, C Y

“…Spectra of γ-rays following the neutron capture at isolated resonances of stable Gd nuclei were measured with the DANCE detector. The objectives were to obtain…”
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Background identification and suppression for the measurement of (n,γ) reactions with the DANCE array at LANSCE by Reifarth, R., Bredeweg, T.A., Alpizar-Vicente, A., Browne, J.C., Esch, E.-I., Greife, U., Haight, R.C., Hatarik, R., Kronenberg, A., O'Donnell, J.M., Rundberg, R.S., Ullmann, J.L., Vieira, D.J., Wilhelmy, J.B., Wouters, J.M.

“…In the commissioning phase of the DANCE project (Detector for Advanced Neutron Capture Experiments) measurements have been performed with special emphasis on…”
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Preparation of targets for nuclear chemistry experiments at DANCE by Bond, E. M., Bredeweg, T. A., FitzPatrick, J. R., Jandel, M., Rundberg, R. S., Slemmons, A. K., Vieira, D. J.

“…In this paper, we describe the separation chemistry and electrodepositions conducted for the preparation of 241 Am, 243 Am and 233 U targets used for…”
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Search for x-ray induced acceleration of the decay of the 31-yr isomer of (178)Hf using synchrotron radiation by Ahmad, I, Banar, J C, Becker, J A, Gemmell, D S, Kraemer, A, Mashayekhi, A, McNabb, D P, Miller, G G, Moore, E F, Pangault, L N, Rundberg, R S, Schiffer, J P, Shastri, S D, Wang, T F, Wilhelmy, J B

“…Enhanced decay of the 31-yr isomer of (178)Hf induced by x-ray irradiation has been reported previously. Here we describe an attempt to reproduce this result…”
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Preparation of a one-curie Tm target for the detector for advanced neutron capture experiments (DANCE) by Schwantes, J M, Taylor, W A, Rundberg, R S, Vieira, D J

“…Approximately one curie of Tm (T 1/2 = 1.92a) has been produced and purified for the purpose of making a nuclear target for the first measurements of its…”
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Photon strength functions in Gd isotopes studied from radiative capture of resonance neutrons by Kroll, J., Baramsai, B., Mitchell, G. E., Agvaanluvsan, U., Bečvář, F., Bredeweg, T. A., Chyzh, A., Couture, A., Dashdorj, D., Haight, R. C., Jandel, M., Keksis, A. L., Krtička, M., O’Donnell, J. M., Parker, W., Rundberg, R. S., Ullmann, J. L., Valenta, S., Vieira, D. J., Walker, C., Wu, C. Y.

“…The experimental spectra of γ rays following radiative neutron capture on isolated resonances of stable 152,154–158Gd targets were measured by the DANCE…”
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Preparation of U targets for U(n,n')U cross section measurements by Bond, E M, Glover, S, Vieira, D J, Rundberg, R S, Belier, G, Meot, V, Hynek, D, Jansen, Y, Becker, J, Macri, R

“…This paper describes the preparation of samples for an experiment to measure the cross-section for U(n,n')U in a fast fission spectrum of neutrons provided by…”
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Strength of the scissors mode in odd-mass Gd isotopes from the radiative capture of resonance neutrons by Kroll, J., Baramsai, B., Mitchell, G. E., Agvaanluvsan, U., Bečvář, F., Bredeweg, T. A., Chyzh, A., Couture, A., Dashdorj, D., Haight, R. C., Jandel, M., Keksis, A. L., Krtička, M., O’Donnell, J. M., Parker, W., Rundberg, R. S., Ullmann, J. L., Valenta, S., Vieira, D. J., Walker, C., Wu, C. Y.

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First bromine doped cryogenic implosion at the National Ignition Facility by Hayes, A. C, Kyrala, G, Gooden, M, Wilhelmy, J. B, Kot, L, Volegov, P, Wilde, C, Haines, B, Jungman, Gerard, Rundberg, R. S, Wilson, D. C, Velsko, C, Cassata, W, Henry, E, Yeamans, C, Cerjan, C, Ma, T, D oppner, T, Nikroo, A, Hurricane, O, Callahan, D, Hinkel, D, Schneider, D, Bachmann, B, Graziani, F, Chen, K. C, Kong, C, Huang, H, Crippen, J. W, Ratledge, M, Rice, N. G, Farrell, M. P

“…We report on the first experiment dedicated to the study of nuclear reactions on dopants in a cryogenic capsule at the National Ignition Facility (NIF). This…”
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Preparation of a one-curie 171Tm target for the detector for advanced neutron capture experiments (DANCE) by Schwantes, J. M., Taylor, W. A., Rundberg, R. S., Vieira, D. J.

“…Approximately one curie of 171 Tm ( T 1/2 = 1.92a) has been produced and purified for the purpose of making a nuclear target for the first measurements of its…”
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(n,γ) measurements on radioactive isotopes with DANCE by Reifarth, R., Esch, E.-I., Alpizar-Vicente, A., Bond, E.M., Bredeweg, T.A., Glover, S.E., Greife, U., Hatarik, R., Haight, R.C., Kronenberg, A., O’Donnell, J.M., Rundberg, R.S., Schwantes, J.M., Ullmann, J.L., Vieira, D.J., Wilhelmy, J.B., Wouters, J.M.

“…The Detector for Advanced Neutron Capture Experiments (DANCE) at the Los Alamos National Laboratory (LANL) is designed as a high efficiency, highly segmented…”
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Measured neutron flux parameters in the USGS TRIGA MARK I reactor by Koehl, M. A., Rundberg, R. S., Braley, J. C.

“…Using the Westcott convention, the Westcott flux, φ w ; modified spectral index, r T n / T 0 ; neutron temperature, T n ; and gold-based cadmium ratios were…”
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