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NSR database version of May 22, 2024.

Search: Author = W.Westmeier

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2015AS02      Nucl.Instrum.Methods Phys.Res. B344, 51 (2015)

N.L.Asquith, S.R.Hashemi-Nezhad, W.Westmeier, I.Zhuk, S.Tyutyunnikov, J.Adam

Study of 232Th(n, γ) and 232Th(n, f) reaction rates in a graphite moderated spallation neutron field produced by 1.6 GeV deuterons on lead target

NUCLEAR REACTIONS 232Th(n, γ), (n, F), E<1.6 GeV; measured reaction products, Eγ, Iγ; deduced yields, reaction rates, capture-to-fission ratio. Comparison with MCNPX 2.7 calculations.

doi: 10.1016/j.nimb.2014.12.004
Citations: PlumX Metrics


2013BO02      Ann.Nucl.Energy 53, 50 (2013)

J.J.Borger, S.R.Hashemi-Nezhad, D.Alexiev, R.Brandt, W.Westmeier, B.Thomauske, M.Kadykov, S.Tiutiunnikov

Fission of 209Bi, natPb and 197Au in the particle field of a fast accelerator driven system

NUCLEAR REACTIONS 209Bi, Pb, 197Au(d, X), (d, F), E=4 GeV; 27Al(d, X)24Na, E=4 GeV; measured reaction products; deduced fission σ and their uncertainties. Comparison with available data, MCNPX Monte Carlo calculations.

doi: 10.1016/j.anucene.2012.07.029
Citations: PlumX Metrics


2012MA68      J.Phys.:Conf.Ser. 366, 012033 (2012)

M.Manolopoulou, M.Fragopoulou, S.Stoulos, E.Vagena, W.Westmeier, M.Zamani

Neutron spectrometry with He-3 proportional counters

doi: 10.1088/1742-6596/366/1/012033
Citations: PlumX Metrics


2012ST04      Phys.Rev. C 85, 024612 (2012)

S.Stoulos, W.Westmeier, R.Hashemi-Nezhad, M.Fragopoulou, A.Lagoyannis, M.Zamani

Nuclear fission cross sections induced by deuterons of 4 GeV

NUCLEAR REACTIONS 197Au, 209Bi, 232Th, 235,238U(d, F), E=4 GeV; measured total fission cross section; deduced ratio of fission σ as a function of target Z2/A. Comparison with proton-induced fission systematics.

doi: 10.1103/PhysRevC.85.024612
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0934.


2012WE14      J.Phys.:Conf.Ser. 366, 012049 (2012)

W.Westmeier, R.Brandt, S.Tyutyunnikov

Correlations in nuclear interactions between ECM/u and unexplained experimental observables

doi: 10.1088/1742-6596/366/1/012049
Citations: PlumX Metrics


2011AD18      Eur.Phys.J. A 47, 85 (2011)

J.Adam, C.Bhatia, K.Katovsky, V.Kumar, M.Majerle, V.S.Pronskikh, A.M.Khilmanovich, B.A.Martsynkevich, I.V.Zhuk, V.M.Golovatiouk, W.Westmeier, A.A.Solnyshkin, V.M.Tsoupko-Sitnikov, A.S.Potapenko

A study of reaction rates of (n, f), (n, γ) and (n, 2n) reactions in natU and 232Th by the neutron fluence produced in the graphite set-up (GAMMA-3) irradiated by 2.33 GeV deuteron beam

NUCLEAR REACTIONS 232Th, U(n, f), (n, γ), (n, 2n), E=1.E-10-1.E3 MeV; measured reaction products, Eγ, Iγ. 85mKr, 93Y, 97Zr, 99Mo, 103Ru, 105Rh, 132Te, 131,133I, 133,135Xe, 140Ba, 141,143Ce, 231Th, 233Pa, 237U, 239Np deduced reaction rates, T1/2. 232Th, U(n, 2n), E=10-2000 MeV; calculated σ using TALYS. 232Th(n, f), E=400 keV, 14, 25, 50, 100, 200 MeV; measured fission products, deduced mass distribution; calculated mass distribution at two lowest energies using TALYS. Neutron flux calculated using MCNPX with LA150 cross section library.

doi: 10.1140/epja/i2011-11085-4
Citations: PlumX Metrics


2009KR01      J.Radioanal.Nucl.Chem. 279, 567 (2009)

M.I.Krivopustov, A.V.Pavliouk, A.D.Kovalenko, I.I.Mariin, A.F.Elishev, J.Adam, A.Kovalik, Yu.A.Batusov, V.G.Kalinnikov, V.B.Brudanin, P.Chaloun, V.M.Tsoupko-Sitnikov, A.A.Solnyshkin, V.I.Stegailov, Sh.Gerbish, O.Svoboda, Z.Dubnicka, M.Kala, M.Kloc, A.Krasa, A.Kugler, M.Majerle, V.Wagner, R.Brandt, W.Westmeier, H.Robotham, K.Siemon, M.Bielewicz, S.Kilim, M.Szuta, E.Strugalska-Gola, A.Wojeciechowski, S.R.Hashemi-Nezhad, M.Manolopoulou, M.Fragopolou, S.Stoulos, M.Zamani-Valasiadou, S.Jokic, K.Katovsky, O.Schastny, I.V.Zhuk, A.S.Potapenko, A.A.Safronova, Zh.A.Lukashevich, V.A.Voronko, V.V.Sotnikov, V.V.Sidorenko, W.Ensinger, H.D.Severin, S.Batsev, L.Kostov, Kh.Protokhristov, Ch.Stoyanov, O.Yordanov, P.K.Zhivkov, A.V.Kumar, M.Sharma, A.M.Khilmanovich, B.A.Marcinkevich, S.V.Korneev, Ts.Damdinsuren, Ts.Togoo, H.Kumawat

First results studying the transmutation of 129I, 237Np, 238Pu, and 239Pu in the irradiation of an extended natU/Pb-assembly with 2.52 GeV deuterons

doi: 10.1007/s10967-007-7265-1
Citations: PlumX Metrics


2008BR03      Physics of Part.and Nuclei 39, 259 (2008)

R.Brandt, V.A.Ditlov, K.K.Dwivedi, W.Ensinger, E.Ganssauge, S.-L.Guo, M.Haiduc, S.R.Hashemi-Nezhad, H.A.Khan, M.I.Krivopustov, R.Odoj, E.A.Pozharova, V.A.Smirnitzki, A.N.Sosnin, W.Westmeier, M.Zamani-Valasiadou

Interactions of relativistic heavy ions in thick heavy element targets and some unresolved problems

doi: 10.1134/S1063779608020044
Citations: PlumX Metrics


2008HA22      Nucl.Instrum.Methods Phys.Res. A591, 517 (2008)

S.R.Hashemi-Nezhad, I.Zhuk, M.Kievets, M.I.Krivopustov, A.N.Sosnin, W.Westmeier, R.Brandt

Determination of natural uranium fission rate in fast spallation and fission neutron field: An experimental and Monte Carlo study

NUCLEAR REACTIONS U(p, F), E=1.5 GeV; measured fission rate from spallation source. Comparison with Monte Carlo calculations.

doi: 10.1016/j.nima.2008.02.101
Citations: PlumX Metrics


2007AD09      Pramana 68, 201 (2007)

J.Adam, K.Katovsky, A.Balabekyan, V.G.Kalinnikov, M.I.Krivopustov, H.Kumawat, A.A.Solnyshkin, V.I.Stegailov, S.G.Stetsenko, V.M.Tsoupko-Sitnikov, W.Westmeier

Transmutation of 129I, 237Np, 238Pu, 239Pu, and 241Am using neutrons produced in target-blanket system 'Energy plus Transmutation' by relativistic protons

NUCLEAR REACTIONS 129I, 237Np, 238,239Pu(n, X), E=spectrum; measured yields. Spallation neutrons from proton-induced reactions.

doi: 10.1007/s12043-007-0024-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41522.


2007SH15      Pramana 68, 307 (2007)

M.Sharma, V.Kumar, H.Kumawat, J.Adam, V.S.Barashenkov, S.Ganesan, S.Golovatiouk, S.K.Gupta, S.Kailas, M.I.Krivopustov, H.S.Palsania, V.Pronskikh, V.M.Tsoupko-Sitnikov, N.Vladimirova, H.Westmeier, W.Westmeier

Measurement of neutron-induced activation cross-sections using spallation source at JINR and neutronic validation of the Dubna code

NUCLEAR REACTIONS 232Th(n, γ), (n, 2n), 197Au(n, γ), (n, α), (n, 2n), (n, 4n), (n, 6n), (n, 7n), (n, 8n), (n, 6np), 59Co(n, α), (n, 2n), (n, 4n), (n, 5n), 181Ta(n, γ), (n, 2n), (n, 4n), (n, 5n), (n, np), E=spectrum; measured spectrum-averaged σ. Spallation neutrons from proton-induced reaction.

doi: 10.1007/s12043-007-0035-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33004.


2006AD16      Nucl.Instrum.Methods Phys.Res. A562, 741 (2006)

J.Adam, A.Balabekyan, V.Bradnova, R.Brandt, V.M.Golovatyuk, K.Katovsky, M.I.Krivopustov, V.G.Kalinnikov, R.Odoj, V.S.Pronskikh, H.Robotham, K.Siemon, A.A.Solnyshkin, V.I.Stegailov, V.M.Tsoupko-Sitnikov, N.M.Vladimirova, W.Westmeier

Transmutation studies with GAMMA-2 setup using relativistic proton beams of the JINR Nuclotron

NUCLEAR REACTIONS 129I, 139La, 237Np(n, X), (n, γ), E=spectrum; measured reaction rates for capture and transmutation using proton-induced spallation neutrons.

doi: 10.1016/j.nima.2006.02.036
Citations: PlumX Metrics


2006FR07      Nucl.Instrum.Methods Phys.Res. A560, 571 (2006)

M.Fragopoulou, M.Manolopoulou, S.Stoulos, R.Brandt, W.Westmeier, B.A.Kulakov, M.I.Krivopustov, A.N.Sosnin, M.Debeauvais, J.C.Adloff, M.Zamani-Valasiadou

Spatial distribution of moderated neutrons along a Pb target irradiated by high-energy protons

NUCLEAR REACTIONS Pb(p, nX), E=0.5-7.4 GeV; measured neutron spectra, spatial distribution in paraffin moderator.

doi: 10.1016/j.nima.2006.01.055
Citations: PlumX Metrics


2006MA29      Appl.Radiat.Isot. 64, 823 (2006)

M.Manolopoulou, S.Stoulos, M.Fragopoulou, R.Brandt, W.Westmeier, M.Krivopustov, A.Sosnin, M.Zamani

Detection of spallation neutrons and protons using the natCd activation technique in transmutation experiments at Dubna

NUCLEAR REACTIONS Cd(n, X)115Cd/111In/105Ag/106mAg/110mAg/111Ag, E=spectrum; Cd(p, X)111In, E=spectrum; measured activation yields; deduced spallation proton and neutron spectra.

doi: 10.1016/j.apradiso.2006.01.014
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41481.


2005AD01      Eur.Phys.J. A 23, 61 (2005)

J.Adam, A.R.Balabekyan, V.S.Barashenkov, R.Brandt, V.M.Golovatyuk, V.G.Kalinnikov, K.Katovsky, M.I.Krivopustov, V.Kumar, H.Kumawat, R.Odoj, V.S.Pronskikh, A.A.Solnyshkin, V.I.Stegailov, V.M.Tsoupko-Sitnikov, W.Westmeier

Spallation neutron spectrum on a massive lead/paraffin target irradiated with 1 GeV protons

NUCLEAR REACTIONS 209Bi(n, 4n), (n, 5n), (n, 6n), (n, 7n), (n, 9n), 232Th(n, γ), 197Au(n, 2n), (n, 4n), (n, 6n), (n, 7n), (n, γ), 59Co(n, 2n), (n, 3n), (n, 4n), (n, 5n), (n, p), (n, 6n2p), 115In(n, 5n), (n, 6n), (n, 7n), E=spectrum; measured Eγ, Iγ; deduced reaction rates. Activation technique, spallation neutrons from 1 GeV proton beam, comparison with model predictions.

doi: 10.1140/epja/i2004-10031-y
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33005.


2005AD37      Part. and Nucl., Lett. 129, 25 (2005)

J.Adam, A.Balabekyan, V.S.Barashenkov, V.G.Kalinnikov, M.I.Krivopustov, V.S.Pronskikh, A.A.Solnyshkin, V.I.Stegailov, V.P.Filinova, V.M.Tsoupko-Sitnikov, R.Brandt, W.Westmeier, R.Odoj, S.G.Mashnik, R.E.Prael, K.K.Gudima, M.I.Baznat

Comparison of the Residual Nuclei Formation Cross Sections in the Targets 237Np and 241Am at the Proton Energy 660 MeV with Model Calculations

NUCLEAR REACTIONS 237Np, 241Am(p, X), E=660 MeV; measured fragments isotopic production σ.


2005AD40      Kerntechnik 70, 127 (2005)

J.Adam, V.S.Barashenkov, S.Ganesan, S.Golovatiouk, S.K.Gupta, S.Kailas, M.I.Krivopustov, V.Kumar, H.Kumawat, H.S.Palsania, V.Pronskikh, M.Sharma, V.M.Tsoupko-Sitnikov, N.Vladimirova, H.Westmeier, W.Westmeier

Measurement of the neutron fluence on the spallation source at Dubna

NUCLEAR REACTIONS 232Th, 197Au, 209Bi, 59Co, 115In, 181Ta(n, γ), (n, X), E<1 GeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, neutron fluence, σ. Comparison with the CASCADE code predictions.

doi: 10.3139/124.100234
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33005.


2005FR33      Radiat.Meas. 40, 460 (2005)

M.Fragopoulou, M.Manolopoulou, S.Stoulos, S.Golovatyuk, M.I.Krivopustov, A.N.Sosnin, W.Westmeier, R.Brandt, M.Debeauvais, M.Z.Zamani-Valasiadou

On the behavior of spallation neutrons from extended Pb targets plus moderator: A comparison between SSNTD measurements and calculation

NUCLEAR REACTIONS Pb(p, nX), E=1 GeV; measured neutron yields, spatial distribution in large target.

doi: 10.1016/j.radmeas.2005.05.016
Citations: PlumX Metrics


2005WE10      Radiochim.Acta 93, 65 (2005)

W.Westmeier, R.Brandt, E.-J.Langrock, H.Robotham, K.Siemon, R.Odoj, J.Adam, V.Bradnova, V.M.Golovatyuk, V.A.Krasnov, M.I.Krivopustov, V.S.Pronskikh, A.N.Sosnin, V.M.Tsoupko-Sitnikov, N.M.Vladimirova, S.R.Hashemi-Nezhad, M.Zamani-Valassiadou

Transmutation experiments on 129I, 139La and 237Np using the Nuclotron accelerator

NUCLEAR REACTIONS 129I, 139La, 237Np(n, X), E=spectrum; measured transmutation yields using spallation neutrons.

doi: 10.1524/ract.93.2.65.59415
Citations: PlumX Metrics


2005ZA13      Radiat.Meas. 40, 410 (2005); Erratum Radiat.Meas. 44, 214 (2009)

M.Zamani, M.Fragopoulou, S.Stoulos, M.Manolopoulou, B.A.Kulakov, M.I.Krivopustov, A.N.Sosnin, R.Brandt, W.Westmeier, M.Debeauvais, S.R.Hashemi-Nezhad

Neutron yields from massive lead and uranium targets irradiated with relativistic protons

NUCLEAR REACTIONS Pb, U(p, nX), E=1.0 GeV; measured neutron yields, spatial distribution for large targets.

doi: 10.1016/j.radmeas.2005.04.024
Citations: PlumX Metrics


2004AD38      Phys.Part. and Nucl.Lett. 1, 201 (2004); Pisma Zh.Fiz.Elem.Chast.Atom.Yadra No.4 [119], 53 (2004)

J.Adam, A.Balabekyan, V.S.Barashenkov, V.P.Dzhelepov, S.A.Gustov, V.P.Filinova, V.G.Kalinnikov, M.I.Krivopustov, I.V.Mirokhin, V.S.Pronskikh, A.A.Solnyshkin, V.I.Stegailov, V.M.Tsoupko-Sitnikov, J.Mrazek, R.Brandt, W.Westmeier, R.Odoi, S.G.Mashnik, R.E.Prael, K.K.Gudima, M.I.Baznat

Study of product formation in proton-nuclear reactions on the 129I target induced by 660-MeV protons

NUCLEAR REACTIONS 129I(p, X), E=660 MeV; measured fragments isotopic production σ.


2004ST02      Nucl.Instrum.Methods Phys.Res. A519, 651 (2004)

S.Stoulos, M.Fragopoulou, M.Manolopoulou, A.Sosnin, M.Krivopustov, W.Westmeier, R.Brandt, M.Debeauvais, M.Zamani

Neutron measurements by passive methods in the Dubna transmutation assemblies

NUCLEAR REACTIONS Pb(p, nX), E=1, 1.5 GeV; measured neutron flux. 235,238U, 232Th(n, F), E < 20 MeV; 197Au, 238U(n, 2n), E < 20 MeV; 197Au, 238U(n, γ), E < 10 keV; calculated effective σ for activation detectors.

doi: 10.1016/j.nima.2003.10.087
Citations: PlumX Metrics


2003HA51      Radiat.Meas. 36, 295 (2003)

S.R.Hashemi-Nezhad, R.Brandt, W.Westmeier, R.Odoj, Kh.M.Hella, M.I.Krivopustov, B.A.Kulakov, A.N.Sosnin

Experimental and Monte-Carlo studies of the spatial distribution of neutrons around extended Pb-spallation target

NUCLEAR REACTIONS Pb(p, X), E=1 GeV; measured neutron spectra, spatial distribution. Monte-Carlo analysis.

doi: 10.1016/S1350-4487(03)00139-2
Citations: PlumX Metrics


2003ST29      Appl.Radiat.Isot. 58, 169 (2003)

S.Stoulos, M.Fragopoulou, J.C.Adloff, M.Debeauvais, R.Brandt, W.Westmeier, M.Krivopustov, A.Sosnin, C.Papastefanou, M.Zamani, M.Manolopoulou

Application of activation methods on the Dubna experimental transmutation set-ups

NUCLEAR REACTIONS Pb(p, nX), E=1, 1.5 GeV; measured neutron spectra. 238U(n, γ), E < 150 eV; 197Au(n, γ), E < 100 eV; 197Au, 238U(n, 2n), E=6-35 MeV; measured effective σ.

doi: 10.1016/S0969-8043(02)00312-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41433.


2003ZA06      Nucl.Instrum.Methods Phys.Res. A508, 454 (2003)

M.Zamani, M.Fragopoulou, M.Manolopoulou, S.Stoulos, A.Spyrou, M.Debeauvais, R.Brandt, W.Westmeier, M.Krivopustov, A.Sosnin

Spallation neutron production in the new Dubna transmutation assembly

NUCLEAR REACTIONS Pb(p, nX), E=1.5 GeV; measured neutron energy and spatial distributions. Application to transmutation experiments discussed.

doi: 10.1016/S0168-9002(03)01661-9
Citations: PlumX Metrics


2002AD04      Nucl.Instrum.Methods Phys.Res. B187, 419 (2002)

J.Adam, A.G.Belov, R.Brandt, P.Chaloun, M.Honusek, V.G.Kalinnikov, M.I.Krivopustov, B.A.Kulakov, E.-J.Langrock, V.S.Pronskikh, A.N.Sosnin, V.I.Stegailov, V.M.Tsupko-Sitnikov, J.-S.Wan, W.Westmeier

Precision Half-Life Measurement of 140La with Ge-Detector

RADIOACTIVITY 140La(β-) [from 139La(n, γ)]; measured T1/2. Comparison with previous results.

doi: 10.1016/S0168-583X(01)01137-5
Citations: PlumX Metrics


2002AD32      Radiochim.Acta 90, 431 (2002)

J.Adam, C.J.Adloff, A.Balabekyan, V.P.Bamblevski, M.Y.Barabanov, R.Brandt, V.Bradnova, P.Chaloun, M.Debeauvais, K.K.Dwivedi, S.-L.Guo, S.R.Hashemi-Nezhad, K.M.Hella, V.G.Kalinnikov, M.K.Kievets, M.I.Krivopustov, B.A.Kulakov, E.-J.Langrock, L.Li, E.M.Lomonosova, G.Modolo, R.Odoj, V.P.Perelygin, V.S.Pronskikh, A.A.Solnyshkin, A.N.Sosnin, V.I.Stegailov, V.M.Tsupko-Sitnikov, P.Vater, J.-S.Wan, W.Westmeier, M.Zamani-Valassiadou, I.V.Zhuk

Transmutation of 239Pu and other nuclides using spallation neutrons produced by relativistic protons reacting with massive U- and Pb-targets

NUCLEAR REACTIONS U, Pb(p, nX), E=0.5, 1.0 GeV; measured spallation neutron spectra, yields. 129I, 139La, 237Np, 239Pu(n, X), E=spectrum; measured transmutation rates.


2002HA41      Nucl.Instrum.Methods Phys.Res. A493, 121 (2002)

S.R.Hashemi-Nezhad, M.Dolleiser, R.Brandt, W.Westmeier, R.Odoj, M.I.Krivopustov, B.A.Kulakov, A.N.Sosnin

Determination of energetic neutron spatial distribution using neutron induced nuclear recoil events

NUCLEAR REACTIONS Pb, U(p, nX), E=1 GeV; measured neutron-induced recoil tracks in plastic track detectors; deduced spallation neutron spatial distributions.

doi: 10.1016/S0168-9002(02)01551-6
Citations: PlumX Metrics


2001WA11      J.Radioanal.Nucl.Chem. 247, 151 (2001)

J.-S.Wan, E.-J.Langrock, W.Westmeier, P.Vater, R.Brandt, J.Adam, A.Balabekyan, V.P.Bamblevski, M.Yu.Barabanov, V.Bradnova, P.Chaloun, V.G.Kalinnikov, V.A.Krasnov, M.I.Krivopustov, B.A.Kulakov, V.P.Perelygin, V.S.Pronskikh, A.A.Solnyshkin, A.N.Sosnin, V.I.Stegailov, V.M.Tsupko-Sitnikov, G.Modolo, R.Odoj, S.R.Hashemi-Nezhad, M.Zamani-Valassiadou

Transmutation of 239Pu with Spallation Neutrons

NUCLEAR REACTIONS 239Pu(n, F), E not given; measured Eγ, Iγ(t), fission fragment yields; deduced plutonium incineration rate. Spallation neutrons from proton beam on lead target.

doi: 10.1023/A:1006787703538
Citations: PlumX Metrics


1994VA13      Appl.Radiat.Isot. 45, 419 (1994)

J.Van Aarle, W.Westmeier, R.A.Esterlund, P.Patzelt

227Ac: A suggested long-lived multiple-line gamma-ray calibration standard

RADIOACTIVITY 227Ac(β-), (α); measured Eγ, Iγ, E X-ray, I X-ray; deduced relative emission probabilities.

doi: 10.1016/0969-8043(94)90105-8
Citations: PlumX Metrics


1994VA24      Nucl.Phys. A578, 77 (1994)

J.van Aarle, W.Westmeier, R.A.Esterlund, P.Patzelt

252Cf: Neutron multiplicities in correlation with fission-fragment mass and energy

RADIOACTIVITY 252Cf(SF); measured neutron multiplicities following SF-decay, total kinetic energies; deduced fission decay modes. Multi-modal random neck-rupture model.

doi: 10.1016/0375-9474(94)90970-9
Citations: PlumX Metrics


1992BE19      Phys.Lett. 286B, 225 (1992)

S.Beiersdorf, R.A.Esterlund, M.Knaack, W.Westmeier, P.Patzelt, F.P.Hessberger, V.Ninov, A.Luttgen

Evaporation Residues at E(*) ≈ 400 MeV

NUCLEAR REACTIONS 104Ru(86Kr, X), E=11.4 MeV/nucleon; measured evaporation residue total yield, mass yield distributions, σ(θ) for X=145,147Eu, 146,149Gd, 151,153,155Tb, 157Dy, 160Er. Bohr-Wheeler fission-evaporation model.

doi: 10.1016/0370-2693(92)91766-3
Citations: PlumX Metrics


1992SI17      Appl.Radiat.Isot. 43, 873 (1992)

K.Siemon, R.A.Esterlund, J.Van Aarle, M.Knaack, W.Westmeier, P.Patzelt

A New Measurement of the Gamma-Ray Intensities of 234mPa Accompanying the Decay of 238U

RADIOACTIVITY 234mPa(β-) [from 238U(α) decay chain]; measured Eγ, Iγ. 234U deduced transitions absolute Iγ.

doi: 10.1016/0883-2889(92)90149-9
Citations: PlumX Metrics


1992WE01      Appl.Radiat.Isot. 43, 305 (1992)

W.Westmeier

Techniques and Problems of Low-Level Gamma-Ray Spectrometry

RADIOACTIVITY 137Cs(β-); 227Ac(α); compiled, review γ-spectra measurement techniques.

doi: 10.1016/0883-2889(92)90102-K
Citations: PlumX Metrics


1991JA07      Z.Phys. A339, 475 (1991)

B.Jackel, A.Rox, R.A.Esterlund, W.Westmeier, M.Knaack, P.Patzelt

Mass and Charge Flow in the Reaction 7.1 MeV/u 197Au + 63Cu

NUCLEAR REACTIONS 63Cu(197Au, X), E=7.1 MeV/nucleon; measured σ(fragment θ), mass yield; deduced fusion σ, different mechanisms contributions.


1990WI01      Phys.Rev. C41, 640 (1990)

J.F.Wild, J.van Aarle, W.Westmeier, R.W.Lougheed, E.K.Hulet, K.J.Moody, R.J.Dougan, E.-A.Koop, R.E.Glaser, R.Brandt, P.Patzelt

Prompt Neutron Emission from the Spontaneous Fission of 260Md

NUCLEAR REACTIONS 254Es(22Ne, X), E=126 MeV; measured (neutron)(fragment)-coin; deduced 260Md production evidence.

RADIOACTIVITY 260Md(SF) [from 254Es(22Ne, X), E=126 MeV]; measured fission neutron multiplicity distribution, emission probabilities.

doi: 10.1103/PhysRevC.41.640
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13186.


1989SC32      Phys.Lett. 232B, 37 (1989)

H.Schulte, B.Jackel, R.A.Esterlund, M.Knaack, W.Westmeier, A.Rox, P.Patzelt

Dynamic Contributions to Symmetric Fragmentation Processes

NUCLEAR REACTIONS 197Au(40Ar, X), (40Ar, F), E=5.3, 7.5 MeV/nucleon; measured fission, fission like fragment σ(θ), anisotropy; deduced fragmentation mechanism.

doi: 10.1016/0370-2693(89)90554-6
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1986WE09      Nucl.Instrum.Methods Phys.Res. A242, 437 (1986)

W.Westmeier

The Fitting of Solid State Detector Spectra

RADIOACTIVITY 238,239,240Pu(α); analyzed Eα, Iα. 133Ba(EC); analyzed I(ce). Solid state detector fitting procedures.

doi: 10.1016/0168-9002(86)90442-0
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1985BR11      Nucl.Phys. A441, 109 (1985)

U.Brosa, W.Westmeier

Quasi-Elastic Reaction Cross Sections and the Merging Instability

NUCLEAR REACTIONS 27Al(16O, X), E=90, 100 MeV; 40Ca(20Ne, X), E=151 MeV; 107Ag(40Ca, X), E ≤ 303 MeV; 92Mo(92Mo, X), E=1350 MeV; 56Fe(132Xe, X), E=600-940 MeV; Ag(86Kr, X), E=620 MeV; 181Ta(16O, X), E=83, 90, 96 MeV; 165Ho(56Fe, X), E=462 MeV; 209Bi(14N, X), E=99 MeV; 208Pb(16O, X), E=80-102 MeV; 139La(86Kr, X), E=505-710 MeV; 166Er(86Kr, X), E=705 MeV; 197Au(56Fe, X), E ≤ 538 MeV; 197Au(63Cu, X), E=365, 443, 605 MeV; 63Cu(197Au, X), E=1400 MeV; 208Pb(56Fe, X), E=340 MeV; 209Bi(56Fe, X), E=385, 480 MeV; 232Th(40Ar, X), E=297, 388 MeV; 238U(40Ar, X), E ≤ 288 MeV; 238U(56Fe, X), E=538 MeV; 56Fe(238U, X), E=1809 MeV; 238U(86Kr, X), E ≤ 605 MeV; 197Au(129Xe, X), E ≤ 761 MeV; 197Au(132Xe, X), E=890 MeV; 238U(92Mo, X), E=1350 MeV; 209Bi(136Xe, X), E=940-1420 MeV; 238U(132Xe, X), E ≤ 1150 MeV; 238U(238U, X), E=1766, 1785 MeV; calculated reaction, quasielastic σ; deduced deep inelastic, quasielastic process separation, instability role.

doi: 10.1016/0375-9474(85)90170-8
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1985ES01      Nucl.Phys. A435, 597 (1985)

R.A.Esterlund, W.Westmeier, U.Reus, A.M.Habbestad Watzig, P.Patzelt

Fusion-Like Processes and the Concept of Dynamic Equivalence: The system 132Xe + (nat)Fe

NUCLEAR REACTIONS Fe(132Xe, X), E=4.56-7.12 MeV/nucleon; measured σ(fragment A) vs E, fragment chain yield vs charge, mass yield vs mass number; deduced symmetric fragmentation σ, quasielastic transfer σ, evaporation σ, deep inelastic transfer σ, model parameters. Dynamic capture model.

doi: 10.1016/0375-9474(85)90479-8
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1985KH06      Phys.Rev. C32, 1551 (1985)

H.A.Khan, I.E.Qureshi, W.Westmeier, R.Brandt, P.A.Gottschalk

Elastic and Inelastic Scattering of Uranium Ions by Holmium, Gold, and Bismuth Targets

NUCLEAR REACTIONS 165Ho, 197Au, 209Bi(238U, 238U), E=10 MeV/nucleon; measured σ(θ); deduced reaction parameters, σ. Optical, sharp cutoff model analysis. Solid state track detectors, 2π geometry.

doi: 10.1103/PhysRevC.32.1551
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1984WE07      Z.Phys. A316, 27 (1984)

W.Westmeier, R.A.Esterlund

Particle-to-Fission Competition at High Excitation Energies

NUCLEAR REACTIONS, ICPND 182W(12C, F), (12C, p)(12C, α), E=70-170 MeV; 154Sm(40Ar, F), (40Ar, p), (40Ar, α), E=200-350 MeV; calculated fission, reaction σ(E). 181Ta(19F, F), E=105-125 MeV; 165Ho(20Ne, F), E=292 MeV; calculated pre-scission neutron multiplicity following 200Pb, 185Ir fission; deduced particle evaporation, collective motion towards scission relative times. Phenomenological model.

doi: 10.1007/BF01415657
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1984WE09      Int.J.Appl.Radiat.Isotop. 35, 263 (1984)

W.Westmeier

Computerized Analysis of Alpha-Particle Spectra

NUCLEAR REACTIONS 232Th(p, X), E=600 MeV; measured spallation product Eα, Iα; deduced production σ, isotopic yields for Pa, Ac, Fr, At, Th, Ra, Rn, Po nuclei.

doi: 10.1016/0020-708X(84)90067-X
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1983RE11      At.Data Nucl.Data Tables 29, 193 (1983)

U.Reus, W.Westmeier

Catalog of Gamma Rays from Radioactive Decay Part II

COMPILATION A=7-263; compiled γ-ray data from radioactive decay.

doi: 10.1016/S0092-640X(83)80007-2
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1983WE04      Z.Phys. A312, 261 (1983)

W.Westmeier, U.Brosa

Quasi-Elastic Reaction Cross Sections

NUCLEAR REACTIONS, ICPND 132Xe(56Fe, X), E=600, 660, 752, 940 MeV; 181Ta(16O, X), E=83, 90, 96 MeV; 165Ho(56Fe, X), E=462 MeV; 238U(238U, X), E=1766 MeV; calculated quasielastic σ. Deep inelastic, quasielastic separation hypothesis.

doi: 10.1007/BF01412171
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1982DE38      Phys.Rev. C26, 1356 (1982)

D.De Frenne, H.Thierens, B.Proot, E.Jacobs, P.De Gelder, A.De Clercq, W.Westmeier

Charge Distributions for the Photofission of 235U and 238U with 12-30 MeV Bremsstrahlung

NUCLEAR REACTIONS 235,238U(γ, F), E=12, 50, 20, 30 MeV bremsstrahlung; measured fractional, independent, cumulative fission chain yields for Br, Kr, Rb, Sr, Zr, Sn, Sb, I, Te, Xe, Cs, Ba, La isotopes; deduced fragment charge distribution, most probable charge. 235,238U deduced width parameter, postneutron mass vs excitation energy.

doi: 10.1103/PhysRevC.26.1356
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1982WE13      Phys.Lett. 117B, 163 (1982)

W.Westmeier, R.A.Esterlund, A.Rox, P.Patzelt

Further Evidence for ' Extra Push '

NUCLEAR REACTIONS Fe(132Xe, X), E(cm)=160-280 MeV; 238U(56Fe, X), E(cm)=250-440 MeV; calculated σ(fusion) vs E; deduced reaction mechanism. Phenomenological capture model.

doi: 10.1016/0370-2693(82)90538-X
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1981RE08      Z.Phys. A301, 363 (1981)

U.Reus, W.Westmeier, R.A.Esterlund, A.Rox, M.Rajagopalan, P.Patzelt

Evolution from Quasielastic to Deep-Inelastic Transfer in the System 132Xe + Fe(nat)

NUCLEAR REACTIONS Fe(132Xe, X), E=5.9 MeV/nucleon; measured σ(fragment θ), σ(fragment mass, Z); deduced deep inelastic to quasielastic process transition in production of 127,129,132Cs, 121,124,130I. Radiochemical procedure, catcher-foil technique.

doi: 10.1007/BF01421703
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1981WE04      Z.Phys. A299, 277 (1981)

W.Westmeier, U.Reus, R.A.Esterlund, J.Gilat, P.Patzelt

Search for a New Reaction Mechanism in the System 132Xe + (nat)Fe

NUCLEAR REACTIONS Fe(132Xe, X), E=5, 5.9, 7.15 MeV/nucleon; measured independent, cumulative production σ for mass 93-97, deep inelastic product to symmetric mass yield ratios; deduced no new mechanism. Thin targets.

doi: 10.1007/BF01443946
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1981WE18      Nucl.Instrum.Methods 180, 205 (1981)

W.Westmeier

Background Subtraction in Ge(Li) Gamma-Ray Spectra

RADIOACTIVITY 226Ra(α); calculated γ-spectra background function, Eγ, Iγ.

doi: 10.1016/0029-554X(81)90031-8
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