NSR Query Results
Output year order : Descending NSR database version of May 2, 2024. Search: Author = C.Vermeulen Found 24 matches. 2023MA44 Sci. Rep. 13, 1736 (2023) A.V.Matyskin, A.Stamatopoulos, E.M.O'Brien, B.J.DiGiovine, V.Mocko, M.E.Fassbender, C.E.Vermeulen, P.E.Koehler Production of zirconium-88 via proton irradiation of metallic yttrium and preparation of target for neutron transmission measurements at DICER NUCLEAR REACTIONS 89Y(p, X)88Zr, E=32.7, 34.3 MeV; measured reaction products, Eγ, Iγ; deduced integrated reaction rate, elution yields. Comparison with available data. Los Alamos Isotope Production Facility (IPF). NUCLEAR REACTIONS Zr(n, X), E<30 eV; measured reaction products, En, In, TOF; deduced transmission. Comparison with ENDF/B-VII.0 library. The DICER (Device for Indirect Capture Experiments on Radionuclides) instrument, Los Alamos Neutron Science Center (LANSCE).
doi: 10.1038/s41598-023-27993-7
2022KU12 Phys.Rev. C 105, 044608 (2022) S.A.Kuvin, H.Y.Lee, B.DiGiovine, C.Eiroa-Lledo, A.Georgiadou, M.Herman, T.Kawano, V.Mocko, S.Mosby, C.Vermeulen, D.Votaw, M.White, L.Zavorka, G.Perdikakis, P.Tsintari, H.I.Kim Direct measurement of 59Ni(n, p) 59Co and 59Ni(n, α)56Fe at fast-neutron energies from 500 keV to 10 MeV NUCLEAR REACTIONS 59Ni(n, p), (n, α), E=0.5-10 MeV; measured Ep, Ip, Eα, Iα, neutron time of flight, np-coin, nα-coin; deduced Q, inclusive and exclusive σ(E). Comparison to statistical Hauser-Feschbach calculations (TALYS, CoH3), evaluated data (ENDF/B-VIII.0, JEFF-3.3, JENDL-4.0) and other experimental results. Low Energy (n, z) (LENZ) setup consisting of annular double-sided silicon strip detectors at the WNR facility at the Los Alamos Neutron Science Center (LANSCE).
doi: 10.1103/PhysRevC.105.044608
2021FO05 Phys.Rev. C 103, 034601 (2021) M.B.Fox, A.S.Voyles, J.T.Morrell, L.A.Bernstein, A.M.Lewis, A.J.Koning, J.C.Batchelder, E.R.Birnbaum, C.S.Cutler, D.G.Medvedev, F.M.Nortier, E.M.O'Brien, C.Vermeulen Investigating high-energy proton-induced reactions on spherical nuclei: Implications for the preequilibrium exciton model NUCLEAR REACTIONS 93Nb(p, X)72Se/73As/74As/75Se/81Rb/82mRb/83Rb/83Sr/84Rb/85mY/86Rb/86Y/86Zr/87Y/87mY/88Y/88Zr/89Zr/90Nb/90Mo/91mNb/92mNb/93mNb, E=192.38, 177.11, 163.31, 148.66, 133.87, 119.8, 104.2, 91.21, 79.32, 72.52, 67.14, 63.06, 60.08, 57.47, 55.58, 53.62, 51.61 MeV; 93Nb(p, 4n)90Mo, (p, 3np)90Nb, (p, nα)89Zr, (p, 3n2p)89Zr, (p, 3npα)86Y, (p, 2α)88Zr, (p, n)93mMo, (p, np)92mNb, (p, 3nα)87Zr, (p, npα)88Y, (p, 4nα)86Zr, (p, 4np)89Nb, (p, 2npα)87Y, (p, np2α)84Rb, E=25-200 MeV; 139La(p, 5n)135Ce, (p, 6n)134Ce, (p, 4np)135La, (p, 7n)133mCe, (p, 3nα)133Ba/133mBa, (p, 3n)137Ce/137mCe, (p, n)139Ce, (p, 8n)132Ce, (p, 6np)133La, (p, 3npα)132Cs, (p, 5nα)131Ba, E=20-100 MeV; measured Eγ, Iγ, σ(E) by activation method in a Tri-lab collaboration among the Lawrence Berkeley, Los Alamos, and Brookhaven National Laboratories. Comparison with literature data, and with calculations of the nuclear model codes: TALYS, CoH, EMPIRE, and ALICE; deduced best parametrization for the preequilibrium two-component exciton model.
doi: 10.1103/PhysRevC.103.034601
2021FO13 Phys.Rev. C 104, 064615 (2021) M.B.Fox, A.S.Voyles, J.T.Morrell, L.A.Bernstein, J.C.Batchelder, E.R.Birnbaum, C.S.Cutler, A.J.Koning, A.M.Lewis, D.G.Medvedev, F.M.Nortier, E.M.O'Brien, Ch.Vermeulen Measurement and modeling of proton-induced reactions on arsenic from 35 to 200 MeV NUCLEAR REACTIONS 75As(p, X)56Co/57Co/58Co/60Co/65Zn/69mZn/66Ga/67Ga/68Ga/72Ga/66Ge/68Ge/69Ge/70As/71As/72As/73As/74As/72Se/73Se/75Se, E=35-200 MeV; Cu(p, X)44mSc/46Sc/47Sc/48V/48Cr/49Cr/51Cr/52Mn/54Mn/56Mn/55Co/56Co/57Co/60Co/56Ni/57Ni/59Fe/60Cu/61Cu/64Cu/62Zn/63Zn/65Zn, E=35-200 MeV; Ti(p, X)42K/43K/43Sc/44Sc/44mSc/46Sc/47Sc/48Sc/44Ti/47Ca/48V, E=35-200 MeV; measured production σ(E) using stacked-target technique, and off-line γ-ray spectrometry, Eγ, Iγ at the LBNL 88-Inch Cyclotron for E(p)<55 MeV, at LANL, IPF for E(p)=50-100 MeV, and at BNL, BLIP for E(p)=100-200 MeV. 75As(p, 4n)72Se, (p, 3n)73Se, (p, 3np)72As, (p, X)56Co/57Co/58Co/60Co/65Zn/69mZn/66Ga/67Ga/68Ga/72Ga/66Ge/68Ge/69Ge/70As/71As/73As/74As/75Se, E=25-200 MeV; Ti(p, X)44Sc/44mSc, E=10-200 MeV; Ti(p, X)42K/43K/43Sc/44Sc/44mSc/46Sc/47Sc/48Sc/47Ca/44Ti/48V, E=25-200 MeV; Cu(p, X)44mSc/46Sc/47Sc/48V/48Cr/49Cr/51Cr/52Mn/54Mn/56Mn/55Co/56Co/57Co/60Co/56Ni/57Ni/59Fe/60Cu/61Cu/64Cu/62Zn/63Zn/65Zn, E=25-200 MeV; comparison of measured s(E) in the present work and previous experiments with theoretical cross sections using ALICE-20, CoH-3.5.3, EMPIRE-3.2.3, TALYS-1.95 and TENDL-2019. 75As(p, n)75Se, (p, np)74As, E<200 MeV; 75As(p, 3n)73Se, (p, 2np)73As, (p, 4n)72Se, (p, X)71As/69Ge/68Ga/67Ga, E=25-200; TALYS default and adjusted σ(E) calculations for residual products. 75As(p, 3np)72As, (p, X)72Ga/70As/65Zn/69mZn/68Ge/66Ge/66Ga/56Co/57Co/58Co/60Co, E=25-200 MeV; TALYS default and adjusted calculations extended to residual products not used in the parameter adjustment sensitivity studies. 68,71,73As, 72,73Se, 69Ge, 67,69Ga; adjusted level density scalings in global fitting procedure for residual products. Relevance to production cross sections for positron emission tomography (PET) generator system of 72Se/72As and 68Ge/68Ga.
doi: 10.1103/PhysRevC.104.064615
2021ST01 Appl.Radiat.Isot. 168, 109469 (2021) G.F.Steyn, T.N.van der Walt, F.Szelecsenyi, C.Perrang, J.W.Brummer, C.Vermeulen, N.P.van der Meulen, M.A.Motetshwane, M.R.van Heerden Large-scale production of 88Y and 88Zr/88Y generators: A proof of concept study for a 70 MeV H- cyclotron NUCLEAR REACTIONS Sr, 89Y, Zr, 93Nb(p, X)88Y, 89Y, Zr, 93Nb(p, X)88Zr, E<70 MeV; analyzed available data; deduced integral (physical) yields.
doi: 10.1016/j.apradiso.2020.109469
2020FR01 Appl.Radiat.Isot. 156, 108973 (2020) M.T.Friend, T.Mastren, T.Gannon Parker, C.E.Vermeulen, M.Brugh, E.R.Birnbaum, F.M.Nortier, M.E.Fassbender Production of 230Pa by proton irradiation of 232Th at the LANL isotope production facility: Precursor of 230U for targeted alpha therapy NUCLEAR REACTIONS 232Th(p, 3n)230Pa, E=15-30 MeV; measured reaction products, Eγ, Iγ; deduced yields. Comparison with available data, theoretical calculations.
doi: 10.1016/j.apradiso.2019.108973
2020KU17 Phys.Rev. C 102, 024623 (2020) S.A.Kuvin, H.Y.Lee, T.Kawano, B.DiGiovine, A.Georgiadou, C.Vermeulen, M.White, L.Zavorka, H.I.Kim Nonstatistical fluctuations in the 35Cl(n, p)35S reaction cross section at fast-neutron energies from 0.6 to 6 MeV NUCLEAR REACTIONS 35Cl(n, p), (n, α), E=0.6-6 MeV spallation neutrons; measured charged particles from (n, p) and (n, α) reactions using the low energy LENZ experimental setup, flight path length using a sCVD diamond detector by measuring the neutron time of flight at the WNR facility of the Los Alamos Neutron Science Center (LANSCE); deduced Q value of the reaction from detected charged particle energy of the outgoing proton or α particle, and the corresponding neutron time-of-flight, σ(θ, E) for different reaction channels, angle-integrated partial cross section data for (n, p) and (n, α) channels. Comparison with statistical model HF calculation using the COH3 code, and Koning-Delaroche spherical optical potential and Kunieda coupled channel potential, and with evaluated cross section data in ENDF/B-VIII.0. 63Cu, 64Zn(n, p), (n, α), E=0.6-6 MeV; measured charged particles, σ(E) from the brass backing for background contributions, and to validate MCNP simulations using data from the present experiment, ENDF/B-VIII.0 evaluations, and from previous experiments.
doi: 10.1103/PhysRevC.102.024623
2019MA14 Nucl.Instrum.Methods Phys.Res. B443, 1 (2019) T.Mastren, C.Vermeulen, M.Brugh, E.R.Birnbaum, M.F.Nortier, M.E.Fassbender Natural nickel as a proton beam energy monitor for energies ranging from 15 to 30 MeV NUCLEAR REACTIONS Ni(p, X)57Co/57Ni, E=15-30 MeV; measured reaction products; deduced yields, proton energies; calculated σ.
doi: 10.1016/j.nimb.2019.01.038
2016VA06 Appl.Radiat.Isot. 115, 125 (2016) N.P.van der Meulen, G.F.Steyn, C.Vermeulen, T.J.van Rooyen Production of 28Mg by bombardment of natCl with 200 MeV protons: Proof-of-concept study for a stacked LiCl target NUCLEAR REACTIONS Cl(p, X)28Mg, E=200 MeV; measured reaction products, Eγ, Iγ; deduced yields, σ. Comparison with MCNP calculations, TENDL-2015 library.
doi: 10.1016/j.apradiso.2016.04.026
2015SZ04 Nucl.Instrum.Methods Phys.Res. B343, 173 (2015); Erratum Nucl.Instrum.Methods Phys.Res. B447, 113 (2019) F.Szelecsenyi, G.F.Steyn, Z.Kovacs, C.Vermeulen, K.Nagatsu, M.-R.Zhang, K.Suzuki Excitation functions of natZr + p nuclear processes up to 70 MeV: New measurements and compilation NUCLEAR REACTIONS Zr(p, X)89Nb/90Nb/91Nb/92Nb/95Nb/96Nb/86Zr/87Zr/88Zr/89Zr/95Zr/85Y/86Y/87Y/88Y/90Y/91Y/85Sr, E<70 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS nuclear model code calculations.
doi: 10.1016/j.nimb.2014.11.081
2014DO08 Nucl.Data Sheets 120, 44 (2014) A.R.Domula, D.Gehre, K.Zuber, J.C.Drohe, N.Nankov, A.J.M.Plompen, C.Rouki, M.Stanoiu, A.Klix, A.Buffler, D.Geduld, F.D.Smit, C.Vermeulen, P.Maleka, R.T.Newman, R.Nolte, A.Wallner New Nuclear Structure and Decay Results in the 76Ge-76As System RADIOACTIVITY 76Ga(β-), 76As(EC); measured decay products, Eγ, Iγ, X-rays.; deduced level energies, intensities, branching ratios. Comparison with available data. NUCLEAR REACTIONS 76Ge(n, n'), E<1.4 MeV; measured reaction products, Eγ, Iγ.; deduced σ. Comparison with available data.
doi: 10.1016/j.nds.2014.07.002
2014IN04 J.Radioanal.Nucl.Chem. 301, 227 (2014) C.Ineza, C.Naidoo, C.Vermeulen, J.Mphahlele The production of 103Pd and 109Cd from a proton irradiated tandem natAg/natAg targets NUCLEAR REACTIONS Ag(p, X)103Pd/109Cd, E=66 MeV; measured reaction products, Eγ, Iγ, X-rays; deduced yields.
doi: 10.1007/s10967-014-3156-4
2014ST01 Nucl.Instrum.Methods Phys.Res. B319, 128 (2014) G.F.Steyn, C.Vermeulen, F.Szelecsenyi, Z.Kovacs, A.Hohn, N.P.van der Meulen, R.Schibli, T.N.van der Walt Cross sections of proton-induced reactions on 152Gd, 155Gd and 159Tb with emphasis on the production of selected Tb radionuclides NUCLEAR REACTIONS Cu(p, xn)62Zn, Tb(p, X)153Dy/155Dy/157Dy/159Dy, 152,155Gd(p, 4n), 159Tb(p, 5n), (p, 3n), Tb(p, X)153Tb/154Tb/155Tb/156Tb/151Gd/153Gd, E<70 MeV; measured reaction products, Eγ, Iγ; deduced σ, integral yields. Comparison with ALICE/ASH and TENDL 2012 calculations.
doi: 10.1016/j.nimb.2013.11.013
2012VE02 Nucl.Instrum.Methods Phys.Res. B275, 24 (2012) C.Vermeulen, G.F.Steyn, F.Szelecsenyi, Z.Kovacs, K.Suzuki, K.Nagatsu, T.Fukumura, A.Hohn, T.N.van der Walt Cross sections of proton-induced reactions on natGd with special emphasis on the production possibilities of 152Tb and 155Tb NUCLEAR REACTIONS Gd(p, X)151Tb/152Tb/153Tb/154Tb/155Tb/156Tb/160Tb, E<66 MeV; measured reaction products, Eγ, Iγ; deduced σ, yields. Comparison with ALICE/ASH nuclear model calculations.
doi: 10.1016/j.nimb.2011.12.064
2011SP02 J.Korean Phys.Soc. 59, 1983s (2011) I.Sphan, M.M.Shehata, S.Spellerberg, B.Scholten, H.H.Coenen, S.Q.Qaim, G.F.Steyn, C.Vermeulen, Z.Kovacs, F.Szelecsenyi Investigation of Production Possibilities of Radiobromines for Diagnostic and Therapeutic Applications NUCLEAR REACTIONS 77Se(p, n), (p, 2n), 78Se(p, 2n), (p, 3n)E=21-66 MeV;80Se(p, n)80mBr, E=2.5-18 MeV;80Se(p, 4n), (p, 5n), E=21-85 MeV; measured induced Eγ, Iγ using stacked-foil; deduced σ, 75,76,77,80mBr integral yields. Considered radioisotopic purity of produced medical isotopes.
doi: 10.3938/jkps.59.1983
2011ST26 J.Korean Phys.Soc. 59, 1991s (2011) G.F.Steyn, C.Vermeulen, F.Szelecsenyi, Z.Kovacs, K.Suzuki, T.Fukumura, K.Nagatsu Excitation Functions of Proton Induced Reactions on 89Y and 93Nb with Emphasis on the Production of Selected Radio-Zirconiums NUCLEAR REACTIONS 89Y(p, n), (p, 2n), E=0-70 MeV;93Nb(p, αn), (p, 3n2p), (p, α2n), (p, 4n2p), E=0-70 MeV;93Nb(p, 2np), (p, 3np), E=0-70 MeV; measured off-line Eγ, Iγ using stacked foil; deduced σ. Compared with other data. 89Y(p, n), (p, 2n), 93Nb(p, α2n), (p, 2np), E=10-70 MeV; measured thick target yields.
doi: 10.3938/jkps.59.1991
2010SP05 Radiochim.Acta 98, 749 (2010) I.Spahn, G.F.Steyn, C.Vermeulen, Z.Kovacs, F.Szelecsenyi, M.M.Shehata, S.Spellerberg, B.Scholten, H.H.Coenen, S.M.Qaim New cross section measurements for the production of the Auger electron emitters 77Br and 80mBr NUCLEAR REACTIONS 77,78,80Se(p, n), (p, 2n), (p, 4n)77Br, 80Se(p, n), E=21-85 MeV; measured Eγ, Iγ; deduced σ and their uncertainties, integral yields.
doi: 10.1524/ract.2010.1781
2010SZ03 Nucl.Instrum.Methods Phys.Res. B268, 3306 (2010) F.Szelecsenyi, C.Vermeulen, G.F.Steyn, Z.Kovacs, K.Aardaneh, T.N.van der Walt Excitation functions of 186, 187, 188, 189, 190, 192Ir formed in proton-induced reactions on highly enriched 192Os up to 66 MeV NUCLEAR REACTIONS 192Os(p, n), (p, 3n), (p, 4n), (p, 5n), (p, 6n), Cu(p, n)65Zn, Al(p, X)24Na, Cu(p, X)62Zn E < 66 MeV; measured reaction products, Eγ, Iγ; deduced σ, integral yields. Comparison with model code ALICE/ASH.
doi: 10.1016/j.nimb.2010.07.010
2009SP01 Radiochim.Acta 465, 535 (2009) I.Spahn, G.F.Steyn, C.Vermeulen, Z.Kovacs, F.Szelecsenyi, H.H.Coenen, S.M.Qaim New cross section measurements for production of the positron emitters 75Br and 76Br via intermediate energy proton induced reactions NUCLEAR REACTIONS 77,78,80Se(p, xn)75Br/76Br, E<85 MeV; measured Eγ, Iγ; deduced σ, yields. Comparison with ALICE-IPPE code.
doi: 10.1524/ract.2009.1636
2009SZ01 Nucl.Instrum.Methods Phys.Res. B267, 1877 (2009) F.Szelecsenyi, G.F.Steyn, S.G.Dolley, Z.Kovacs, C.Vermeulen, T.N.van der Walt Investigation of the 68Zn(p, 2p)67Cu nuclear reaction: New measurements up to 40 MeV and compilation up to 100 MeV NUCLEAR REACTIONS 68Zn(p, 2p), E=19.2-39.7 MeV; Measured σ; compiled and evaluated earlier measurements.
doi: 10.1016/j.nimb.2009.03.097
2009SZ03 J.Radioanal.Nucl.Chem. 282, 261 (2009) F.Szelecsenyi, G.F.Steyn, Z.Kovacs, K.Aardaneh, C.Vermeulen, T.N.van der Walt Production possibility of 186Re via the 192Os(p, α3n)186Re NUCLEAR REACTIONS 192Os(p, α3n), 186W(p, n), (d, 2n), Cu(p, X)65Zn, Al(p, X)24Na, E<66.7 MeV; measured reaction products, Eγ, Iγ; deduced σ, uncertainties.
doi: 10.1007/s10967-009-0147-y
2007VE02 Nucl.Instrum.Methods Phys.Res. B255, 331 (2007) C.Vermeulen, G.F.Steyn, F.M.Nortier, F.Szelecsenyi, Z.Kovacs, S.M.Qaim Production of 139Ce by proton-induced reactions on 141Pr and natLa NUCLEAR REACTIONS 141Pr(p, X)132Ce/133mCe/135Ce/137mCe/139Ce, E ≈ 21-97 MeV; La(p, X)139Ce, E ≈ 4-11 MeV; measured production σ; deduced thick-target yields.
doi: 10.1016/j.nimb.2006.12.145
2006ST20 Nucl.Instrum.Methods Phys.Res. B252, 149 (2006) G.F.Steyn, C.Vermeulen, F.M.Nortier, F.Szelecsenyi, Z.Kovacs, S.M.Qaim Production of no-carrier-added 139Pr via precursor decay in the proton bombardment of natPr NUCLEAR REACTIONS Pr(p, X)135Nd/136Nd/137Nd/138Nd/139Nd/139mNd/141Nd/136Pr/137Pr/138mPr, E ≈ 7-97 MeV; measured production σ. Stacked-foil activation technique.
doi: 10.1016/j.nimb.2006.08.012
2005SZ04 Nucl.Instrum.Methods Phys.Res. B240, 625 (2005) F.Szelecsenyi, G.F.Steyn, Z.Kovacs, C.Vermeulen, N.P.van der Meulen, S.G.Dolley, T.N.van der Walt, K.Suzuki, K.Mukai Investigation of the 66Zn(p, 2pn)64Cu and 68Zn(p, x)64Cu nuclear processes up to 100 MeV: Production of 64Cu NUCLEAR REACTIONS Zn, 68Zn(p, X)64Cu, E ≈ 18-100 MeV; 66Zn(p, n2p), E ≈ 35-100 MeV; measured production σ. Stacked-foil activation technique.
doi: 10.1016/j.nimb.2005.05.057
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