Search Results - "Stoyer, M.A"

Observation of new neutron-deficient isotopes with Z≥92 in multinucleon transfer reactions by Devaraja, H.M., Heinz, S., Beliuskina, O., Comas, V., Hofmann, S., Hornung, C., Münzenberg, G., Nishio, K., Ackermann, D., Gambhir, Y.K., Gupta, M., Henderson, R.A., Heßberger, F.P., Khuyagbaatar, J., Kindler, B., Lommel, B., Moody, K.J., Maurer, J., Mann, R., Popeko, A.G., Shaughnessy, D.A., Stoyer, M.A., Yeremin, A.V.

“…In deep inelastic multinucleon transfer reactions of 48Ca + 248Cm we observed about 100 residual nuclei with proton numbers between Z=82 and Z=100. Among them,…”
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Multi-modal mass-asymmetric fission of 178Pt from simultaneous mass-kinetic energy fitting by Swinton-Bland, B.M.A., Buete, J., Hinde, D.J., Dasgupta, M., Tanaka, T., Berriman, A.C., Jeung, D.Y., Banerjee, K., Bezzina, L.T., Carter, I.P., Cook, K.J., Sengupta, C., Simenel, C., Simpson, E.C., Stoyer, M.A.

“…The observation of mass-asymmetric fission in neutron-deficient 180Hg dramatically expanded the region of mass-asymmetric fission found across the nuclide…”
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Spectroscopy of neutron-rich Pd and Cd isotopes near A=120 by Stoyer, M.A., Walters, W.B., Wu, C.Y., Cline, D., Hua, H., Hayes, A.B., Teng, R., Clark, R.M., Fallon, P., Goergen, A., Macchiavelli, A.O., Vetter, K., Mantica, P., Tomlin, B.

“…New high-spin levels have been identified in the nucleus 120Pd from analysis of the coincidence gamma rays observed in the 238U( α, f γ γ γ ) reaction…”
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Chemical Identification of a Long-Lived Isotope of Dubnium, a Descendant of Element 115 by Stoyer, N.J., Landrum, J.H., Wilk, P.A., Moody, K.J., Kenneally, J.M., Shaughnessy, D.A., Stoyer, M.A., Wild, J.F., Lougheed, R.W., Dmitriev, S.N., Oganessian, Yu.Ts, Shishkin, S.V., Aksenov, N.V., Tereshatov, E.E., Bozhikov, G.A., Vostokin, G.K., Utyonkov, V.K., Yeremin, A.A.

“…The recognition criterion for discovery of a new chemical element includes two aspects, the characterization properties and the assignment properties. In this…”
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Development of a rapid-transit system for precision nuclear physics measurements by Finch, S.W., Gooden, M.E., Hagmann, C., Howell, C.R., Krishichayan, Ramirez, A.P.D., Silano, J.A., Stoyer, M.A., Tonchev, A.P., Tornow, W., Wilhelmy, J.B.

“…A Rapid Belt-driven Irradiated Target Transfer System, named RABITTS, was developed for use at the Triangle Universities Nuclear Laboratory. This system allows…”
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Elastic Scattering and Reaction Cross-section of 8 Li on 209 Bi by Sengupta, C., Cook, K.J., Simpson, E.C., Dasgupta, M., Hinde, D.J., Banerjee, K., Bezzina, L.T., Stoyer, M.A.

“…Nuclear physics in the 21 st century is driven by a quest to understand the properties of ever more exotic nuclear systems. Unusual structural phenom- ena are…”
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New approach to precisely measure γ-ray intensities for long-lived fission products, with results for the decay of 95Zr by Kolos, K., Hennessy, A.M., Scielzo, N.D., Iacob, V.E., Hardy, J.C., Stoyer, M.A., Tonchev, A.P., Ong, W.-J., Burkey, M.T., Champine, B., Clark, J.A., Copp, P., Gallant, A., Norman, E.B., Orford, R., Park, H.I., Rohrer, J., Santiago-Gonzalez, D., Savard, G., Shaka, A.J., Wang, B.S., Zhu, S.

“…For many fission products, the γ rays emitted following β decay provide an easily-detectable signature that can be used to identify their quantities and…”
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Erratum to “New insights into the nuclear structure in neutron-rich 112,114,115,116,117,118Pd” [Nucl. Phys. A 919 (2013) 67–98] by Luo, Y.X., Rasmussen, J.O., Hamilton, J.H., Ramayya, A.V., Frauendorf, S., Hwang, J.K., Stone, N.J., Zhu, S.J., Brewer, N.T., Wang, E.H., Lee, I.Y., Liu, S.H., Ter-Akopian, G.M., Daniel, A.V., Oganessian, Yu.Ts, Stoyer, M.A., Donangelo, R., Ma, W.C., Cole, J.D., Shi, Y., Xu, F.R.

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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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New insights into the nuclear structure in neutron-rich 112,114,115,116,117,118Pd by Luo, Y.X., Rasmussen, J.O., Hamilton, J.H., Ramayya, A.V., Frauendorf, S., Hwang, J.K., Stone, N.J., Zhu, S.J., Brewer, N.T., Wang, E., Lee, I.Y., Liu, S.H., TerAkopian, G.M., Daniel, A.V., Oganessian, Yu.Ts, Stoyer, M.A., Donangelo, R., Ma, W.C., Cole, J.D., Shi, Yue, Xu, F.R.

“…New level schemes of 112,114,115,116,117,118Pd are established by means of γ–γ–γ, γ–γ–γ–γ and γ–γ(θ) measurements of prompt fission γ rays from 252Cf using the…”
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Elastic Scattering and Reaction Cross-section of 8Li on 209Bi by Sengupta, C, Cook, K J, Simpson, E C, Dasgupta, M, Hinde, D J, Banerjee, K, Bezzina, L T, MA Stoyer

“…Nuclear physics in the 21st century is driven by a quest to understand the properties of ever more exotic nuclear systems. Unusual structural phenom- ena are…”
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Synthesis of Superheavy Nuclei in the [sup 48]Ca + [number sign] [sup 244]Pu Reaction by Oganessian, Y.T., Utyonkov, V.K., Lobanov, Y.V., Abdullin, F.S., Polyakov, A.N., Shirokovsky, I.V., Tsyganov, Y.S., Gulbekian, G.G., Bogomolov, S.L., Gikal, B.N., Mezentsev, A.N., Iliev, S., Subbotin, V.G., Sukhov, A.M., Buklanov, G.V., Subotic, K., Itkis, M.G., Moody, K.J., Wild, J.F., Stoyer, N.J., Stoyer, M.A., Lougheed, R.W.

“…In bombardment of [sup 244]Pu with [sup 48]Ca , we observed a decay sequence consisting of an implanted heavy atom, three subsequent [alpha] decays, and a…”
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New high-spin level schemes and excitation modes of 117,118,119,120,122Cd by Luo, Y.X., Rasmussen, J.O., Nelson, C.S., Hamilton, J.H., Ramayya, A.V., Hwang, J.K., Liu, S.H., Goodin, C., Stone, N.J., Zhu, S.J., Brewer, N.T., Li, Ke, Lee, I.Y., Ter-Akopian, G.M., Daniel, A.V., Stoyer, M.A., Donangelo, R., Ma, W.C., Cole, J.D.

“…High-spin level schemes of 117,118,119,120,122Cd are expanded by analyzing our high-statistics triple- and higher-fold coincidence events of prompt fission γ…”
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Gamma-ray multiplicity measurement of the spontaneous fission of 252Cf in a segmented HPGe/BGO detector array by Bleuel, D.L., Bernstein, L.A., Burke, J.T., Gibelin, J., Heffner, M.D., Mintz, J., Norman, E.B., Phair, L., Scielzo, N.D., Sheets, S.A., Snyderman, N.J., Stoyer, M.A., Wiedeking, M.

“…Coincident γ rays from a 252Cf source were measured using an array of six segmented high-purity germanium (HPGe) Clover detectors each enclosed by 16…”
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Gas phase chemical studies of superheavy elements using the Dubna gas-filled recoil separator – Stopping range determination by Wittwer, D., Abdullin, F.Sh, Aksenov, N.V., Albin, Yu.V., Bozhikov, G.A., Dmitriev, S.N., Dressler, R., Eichler, R., Gäggeler, H.W., Henderson, R.A., Hübener, S., Kenneally, J.M., Lebedev, V.Ya, Lobanov, Yu.V., Moody, K.J., Oganessian, Yu.Ts, Petrushkin, O.V., Polyakov, A.N., Piguet, D., Rasmussen, P., Sagaidak, R.N., Serov, A., Shirokovsky, I.V., Shaughnessy, D.A., Shishkin, S.V., Sukhov, A.M., Stoyer, M.A., Stoyer, N.J., Tereshatov, E.E., Tsyganov, Yu.S., Utyonkov, V.K., Vostokin, G.K., Wegrzecki, M., Wilk, P.A.

“…Currently, gas phase chemistry experiments with heaviest elements are usually performed with the gas-jet technique with the disadvantage that all reaction…”
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Octupole deformation in 142,143Ba and 144Ce: new band structures in neutron-rich Ba-isotopes by Zhu, S.J., Lu, Q.H., Hamilton, J.H., Ramayya, A.V., Peker, L.K., Wang, M.G., Ma, W.C., Babu, B.R.S., Ginter, T.N., Kormicki, J., Shi, D., Deng, J.K., Nazarewicz, W., Rasmussen, J.O., Stoyer, M.A., Chu, S.Y., Gregorich, K.E., Mohar, M.F., Asztalos, S., Prussin, S.G., Cole, J.D., Aryaeinejad, R., Dardenne, Y.K., Drigert, M., Moody, K.J., Loughed, R.W., Wild, J.F., Johnson, N.R., Lee, I.Y., McGowan, F.K., Ter-Akopian, G.M., Oganessian, Yu.Ts

“…New, high spin band structures are established for the neutron-rich nuclei 142,143,145,147Ba, and 144Ce, and levels of 144,146Ba extended to higher spins from…”
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New level schemes and octupole correlations of light neutron-rich lanthanum isotopes 143,144La by Luo, Y.X., Hamilton, J.H., Rasmussen, J.O., Ramayya, A.V., Goodin, C., Zhu, S.J., Hwang, J.K., Li, Ke, Fong, D., Stefanescu, I., Lee, I.Y., Ter-Akopian, G.M., Daniel, A.V., Stoyer, M.A., Donangelo, R., Ma, W.C., Cole, J.D.

“…The yrast and near-yrast level scheme of light neutron-rich 143La ( Z = 57 , N = 86 ) is reinvestigated and expanded and that of 144La ( N = 87 ) is proposed…”
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Energy Dependence of Fission Product Yields from 235U, 238U and 239Pu for Incident Neutron Energies Between 0.5 and 14.8 MeV by Gooden, M.E., Arnold, C.W., Becker, J.A., Bhatia, C., Bhike, M., Bond, E.M., Bredeweg, T.A., Fallin, B., Fowler, M.M., Howell, C.R., Kelley, J.H., Krishichayan, Macri, R., Rusev, G., Ryan, C., Sheets, S.A., Stoyer, M.A., Tonchev, A.P., Tornow, W., Vieira, D.J., Wilhelmy, J.B.

“…Fission Product Yields (FPY) have historically been one of the most observable features of the fission process. They are known to have strong variations that…”
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Heavy element research at Dubna by Oganessian, Yu.Ts, Utyonkov, V.K., Lobanov, Yu.V., Abdullin, F.Sh, Polyakov, A.N., Shirokovsky, I.V., Tsyganov, Yu.S., Gulbekian, G.G., Bogomolov, S.L., Gikal, B.N., Mezentsev, A.N., Iliev, S., Subbotin, V.G., Sukhov, A.M., Voinov, A.A., Buklanov, G.V., Subotic, K., Zagrebaev, V.I., Itkis, M.G., Patin, J.B., Moody, K.J., Wild, J.F., Stoyer, M.A., Stoyer, N.J., Shaughnessy, D.A., Kenneally, J.M., Lougheed, R.W.

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Octupole excitations in 141,144Cs and the pronounced decrease of dipole moments with neutron number in odd- Z neutron-rich 141,143,144Cs by Luo, Y.X., Rasmussen, J.O., Hamilton, J.H., Ramayya, A.V., Liu, S.H., Jones, E.F., Gore, P.M., Goodin, C., Stone, N.J., Zhu, S.J., Hwang, J.K., Li, Ke, Crowell, H.L., Lee, I.Y., Ter-Akopian, G.M., Daniel, A.V., Stoyer, M.A., Donangelo, R., Ma, W.C., Cole, J.D.

“…The level scheme of odd- Z neutron-rich 141Cs ( Z = 55 , N = 86 ) was extended and expanded and that of 144Cs ( N = 89 ) was identified for the first time by…”
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