Search Results - "Bernstein, L. A."

Observation of large scissors resonance strength in actinides by Guttormsen, M, Bernstein, L A, Bürger, A, Görgen, A, Gunsing, F, Hagen, T W, Larsen, A C, Renstrøm, T, Siem, S, Wiedeking, M, Wilson, J N

“…The orbital M1 scissors resonance has been measured for the first time in the quasicontinuum of actinides. Particle-γ coincidences are recorded with deuteron…”
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Decay and Fission Hindrance of Two- and Four-Quasiparticle K Isomers in ^{254}Rf by David, H M, Chen, J, Seweryniak, D, Kondev, F G, Gates, J M, Gregorich, K E, Ahmad, I, Albers, M, Alcorta, M, Back, B B, Baartman, B, Bertone, P F, Bernstein, L A, Campbell, C M, Carpenter, M P, Chiara, C J, Clark, R M, Cromaz, M, Doherty, D T, Dracoulis, G D, Esker, N E, Fallon, P, Gothe, O R, Greene, J P, Greenlees, P T, Hartley, D J, Hauschild, K, Hoffman, C R, Hota, S S, Janssens, R V F, Khoo, T L, Konki, J, Kwarsick, J T, Lauritsen, T, Macchiavelli, A O, Mudder, P R, Nair, C, Qiu, Y, Rissanen, J, Rogers, A M, Ruotsalainen, P, Savard, G, Stolze, S, Wiens, A, Zhu, S

“…Two isomers decaying by electromagnetic transitions with half-lives of 4.7(1.1) and 247(73) μs have been discovered in the heavy ^{254}Rf nucleus. The…”
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Effect of reproductive factors and postmenopausal hormone use on the risk of Parkinson disease by POPAT, R. A, VAN DEN EEDEN, S. K, TANNER, C. M, MCGUIRE, V, BERNSTEIN, A. L, BLOCH, D. A, LEIMPETER, A, NELSON, L. M

“…Parkinson disease (PD) is less common in women possibly because of hormonal or reproductive influences. The objective of this study was to evaluate the…”
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Parameter Optimization and Sensitivity Studies of Spontaneous Fission with FREYA by Vogt, R., Randrup, J., Talou, P., Van Dyke, J. T., Bernstein, L. A.

“…For many years, the state of the art for simulating fission in transport codes amounted to sampling from average distributions. However, such "average" fission…”
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Minimum incidence of primary cervical dystonia in a multiethnic health care population by MARRAS, C, VAN DEN EEDEN, S. K, TANNER, C. M, FROSS, R. D, BENEDICT-ALBERS, K. S, KLINGMAN, J, LEIMPETER, A. D, NELSON, L. M, RISCH, N, KARTER, A. J, BERNSTEIN, A. L

“…The two existing estimates of the incidence of primary cervical dystonia were based on observations in relatively ethnically homogeneous populations of…”
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The study of prompt fission γ rays at the Oslo Cyclotron Laboratory by Gjestvang, D., Siem, S., Zeiser, F., Randrup, J., Vogt, R., Bello-Garrote, F., Bernstein, L.A., Bleuel, D.L., Guttormsen, M., Görgen, A., Larsen, A.C., Malatji, K.L., Matthews, E., Modamio, V., Oberstedt, A., Oberstedt, S., Tornyi, T., Tveten, G., Voyles, A., Wilson, J.

“…The study of prompt fission γ rays (PFGs) is crucial for understanding the energy and angular momentum distribution in fission, and over the last decade there…”
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First evidence of low energy enhancement in Ge isotopes by Renstrøm, T., Nyhus, H.-T., Utsunomiya, H., Larsen, A. C., Siem, S., Guttormsen, M., Filipescu, D. M., Gheorghe, I., Goriely, S., Bernstein, L. A., Bleuel, D. L., Glodariu, T., Görgen, A., Hagen, T. W., Lui, Y.-W., Negi, D., Ruud, I. E., Şahin, E., Schwengner, R., Shima, T., Takahisa, K., Tesileanu, O., Tornyi, T. G., Tveten, G. M., Wiedeking, M.

“…The γ-strength functions and level densities of 73,74Ge have been extracted from particle-γ coincidence data using the Oslo method. In addition the γ-strength…”
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Statistical gamma-ray decay studies at iThemba LABS by Wiedeking, M., Bernstein, L.A., Bleuel, D.L., Brits, C.P., Sowazi, K., Görgen, A., Goldblum, B.L., Guttormsen, M., Kheswa, B.V., Larsen, A.C., Majola, S.N.T., Malatji, K.L., Negi, D., Nogwanya, T., Siem, S., Zikhali, B.R.

“…A program to study the γ-ray decay from the region of high-level density has been established at iThemba LABS, where a high-resolution gamma-ray detector array…”
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Decay and Fission Hindrance of Two- and Four-Quasiparticle K Isomers in Rf 254 by David, H. M., Chen, J., Seweryniak, D., Kondev, F. G., Gates, J. M., Gregorich, K. E., Ahmad, I., Albers, M., Alcorta, M., Back, B. B., Baartman, B., Bertone, P. F., Bernstein, L. A., Campbell, C. M., Carpenter, M. P., Chiara, C. J., Clark, R. M., Cromaz, M., Doherty, D. T., Dracoulis, G. D., Esker, N. E., Fallon, P., Gothe, O. R., Greene, J. P., Greenlees, P. T., Hartley, D. J., Hauschild, K., Hoffman, C. R., Hota, S. S., Janssens, R. V. F., Khoo, T. L., Konki, J., Kwarsick, J. T., Lauritsen, T., Macchiavelli, A. O., Mudder, P. R., Nair, C., Qiu, Y., Rissanen, J., Rogers, A. M., Ruotsalainen, P., Savard, G., Stolze, S., Wiens, A., Zhu, S.

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A decay database of coincident γ−γ and γ−X -ray branching ratios for in-field spectroscopy applications by Hurst, A.M., Pierson, B.D., Archambault, B.C., Bernstein, L.A., Tannous, S.M.

“…Current fieldable spectroscopy techniques often use single detector systems heavily impacted by interferences from intense background radiation fields. These…”
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Ratio method for estimating uncertainty in calculated gamma cascades by Lewis, A. M., Bernstein, L. A., Kawano, T., Neudecker, D.

“… The assessment of uncertainty on deduced quantities obtained through both measurement and modeling must include contributions from both components. There are…”
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Precision measurement of relative γ-ray intensities from the decay of 61Cu by Bleuel, D.L., Bernstein, L.A., Marsh, R.A., Morrell, J.T., Rusnak, B., Voyles, A.S.

“…A discrepancy, well outside reported uncertainties, has been observed between the accepted and measured values of the intensity ratio of the two strongest γ…”
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A New Measurement of the 60 keV Emission from Am-241 Using Metallic Magnetic Calorimeters by Kim, G. B., Boyd, S. T. P., Cantor, R. H., Voyles, A. S., Morrell, J. T., Bernstein, L. A., Friedrich, S.

“…We report a new measurement of the 60 keV transition from 241 Am. It uses a metallic magnetic calorimeter gamma-ray detector calibrated in the region around…”
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The 40Ar(d,p)41Ar cross section between 3–7 MeV by Bleuel, D.L., Anderson, S.G., Bernstein, L.A., Brown, J.A., Caggiano, J.A., Goldblum, B.L., Gordon, J.M., Hall, J.M., Harrig, K.P., Johnson, M.S., Laplace, T.A., Marsh, R.A., Montague, M.E., Ratkiewicz, A., Rusnak, B., Velsko, C.A.

“…To determine the safety of using argon as a deuteron beam stopping material, the  40Ar(d,p)41Ar cross section was measured at average deuteron energies of 3.6…”
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γ-ray decay from neutron-bound and unbound states in Mo 95 and a novel technique for spin determination by Wiedeking, Mathis, Krtička, M, Bernstein, L. A, Allmond, J. M, Basunia, M. S, Bleuel, Darren L, Burke, J. T, Daub, B. H, Fallon, Paul, Firestone, R.B, Goldblum, Bethany L, Hatarik, R, Lake, P. T, Larsen, Ann-Cecilie, Lee, I.-Y, Lescher, S. R, Paschalis, S, Petri, M, Phair, L, Scielzo, N. D, Volya, A

“…The emission of γ rays from neutron-bound and neutron-unbound states in 95 Mo , populated in the 94 Mo ( d , p ) reaction, has been investigated. Charged…”
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Indirect ( n , γ ) cross sections of thorium cycle nuclei using the surrogate method by Wilson, J. N., Gunsing, F., Bernstein, L. A., Bürger, A., Görgen, A., Guttormsen, M., Larsen, A-C., Mansouri, P., Renstrøm, T., Rose, S. J., Semchenkov, A., Siem, S., Syed, N. U. H., Toft, H. K., Wiedeking, M., Wiborg-Hagen, T.

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Completing the nuclear reaction puzzle of the nucleosynthesis of Mo 92 by Tveten, Gry Merete, Spyrou, A, Schwengner, R, Naqvi, F, Larsen, Ann-Cecilie, Eriksen, Tomas Kvalheim, Bello Garrote, Frank Leonel, Bernstein, LA, Bleuel, DL, Crespo Campo, Lucia, Guttormsen, Magne Sveen, Giacoppo, Francesca, Görgen, Andreas, Hagen, Trine Wiborg, Hadynska-Klek, Katarzyna, Klintefjord, Malin, Meyer, BS, Nyhus, Hilde-Therese, Renstrøm, Therese, Rose, Sunniva Johanne, Sahin, Eda, Siem, Sunniva, Tornyi, Tamas Gabor

“…One of the greatest questions for modern physics to address is how elements heavier than iron are created in extreme astrophysical environments. A particularly…”
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Energy dependence of the prompt gamma-ray emission from the (d,p)-induced fission of U-234 and Pu-240 by Rose, Sunniva Johanne, Zeiser, Fabio, Wilson, JN, Oberstedt, A, Oberstedt, S, Siem, Sunniva, Tveten, Gry Merete, Bernstein, LA, Bleuel, DL, Brown, JA, Crespo Campo, L, Giacoppo, Francesca, Görgen, Andreas, Guttormsen, Magne Sveen, Hadynska-Klek, Katarzyna, Hafreager, Anders, Hagen, Trine Wiborg, Klintefjord, Malin Linnea, Laplace, TA, Larsen, Ann-Cecilie, Renstrøm, Therese, Sahin, Eda, Schmitt, C, Tornyi, Tamas Gabor, Wiedeking, M

“…Prompt-fission γ rays are responsible for approximately 5% of the total energy released in fission, and therefore important to understand when modeling nuclear…”
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Particle- γ coincidence spectroscopy of the N = 90 nucleus 154Gd by (p,tγ) by Allmond, J. M., Beausang, C. W., Ross, T. J., Humby, P., Basunia, M. S., Bernstein, L. A., Bleuel, D. L., Brooks, W., Brown, N., Burke, J. T., Darakchieva, B. K., Dudziak, K. R., Evans, K. E., Fallon, P., Jeppesen, H. B., LeBlanc, J. D., Lesher, S. R., McMahan, M. A., Meyer, D. A., Phair, L., Rasmussen, J. O., Scielzo, N. D., Stroberg, S. R., Wiedeking, M.

“… A segmented Si-telescope and HPGe array, STARS-LIBERACE, was used to study the 156 Gd( p , t γ ) 154 Gd direct reaction by particle- γ coincidence…”
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Nature of low-lying electric dipole resonance excitations in Ge 74 by Negi, D, Wiedeking, M, Lanza, EG, Litvinova, E, Vitturi, A, Bark, RA, Bernstein, LA, Bleuel, DL, Bvumbi, S, Bucher, TD, Daub, BH, Dinoko, TS, Easton, JL, Görgen, Andreas, Guttormsen, Magne Sveen, Jones, P, Kheswa, BV, Khumalo, NA, Larsen, Ann-Cecilie, Lawrie, EA, Lawrie, JJ, Majola, SNT, Masiteng, LP, Nchodu, MR, Ndayishimye, J, Newman, RT, Noncolela, SP, Orce, JN, Papka, P, Pellegri, L, Renstrøm, Therese, Roux, DG, Schwengner, R, Shirinda, O, Siem, Sunniva

“…Isospin properties of dipole excitations in 74 Ge are investigated using the (α , α ′ γ ) reaction and compared to (γ , γ ′ ) data. The results indicate that…”
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