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NSR database version of April 11, 2024.

Search: Author = P.Parker

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2020HO05      Phys.Rev. C 101, 034309 (2020)

A.M.Howard, S.J.Freeman, D.K.Sharp, T.Bloxham, J.A.Clark, C.M.Deibel, B.P.Kay, P.D.Parker, J.P.Schiffer, J.S.Thomas

Neutron-hole strength in N=81 nuclei

NUCLEAR REACTIONS 138Ba, 140Ce, 142Nd, 144Sm(p, d), E=23 MeV; 138Ba, 140Ce, 142Nd, 144Sm(3He, α), E=34 MeV; measured Ed, Id, Eα, Iα, σ(θ) using the Enge split-pole spectrograph and multi-wire gas proportional counter backed by plastic scintillator at the tandem Van de Graaff accelerator of Yale University. 137Ba, 139Ce, 141Nd, 143Sm; deduced levels, J, π, L-transfer, configurations, spectroscopic factors, proton occupancies, neutron hole strengths and centroids, summed strengths. DWBA analysis. Comparison with predictions of particle-vibration coupling calculations.

doi: 10.1103/PhysRevC.101.034309
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020SE16      Phys.Rev. C 102, 045806 (2020)

K.Setoodehnia, A.A.Chen, J.Chen, J.A.Clark, C.M.Deibel, J.Hendriks, D.Kahl, W.N.Lennard, P.D.Parker, D.Seiler, C.Wrede

Level structure of 31S via 32S(p, d)31S

NUCLEAR REACTIONS 32S(p, d)31S, E=34.5 MeV; measured E(d), I(d) and differential σ(θ) using Enge split-pole magnetic spectrograph at Wright Nuclear Structure Laboratory (WNSL) of Yale University. 31S; deduced levels, J, π. Comparison with results from other reactions, decay, and evaluated data in ENSDF. DWBA analysis of σ(θ) data. Relevance to reaction rates for 30P(p, γ)31S at the temperature range of 0.1 to 1.5 GK, with impact on explosive hydrogen burning in classical novae and type-I x-ray bursts.

doi: 10.1103/PhysRevC.102.045806
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2586. Data from this article have been entered in the XUNDL database. For more information, click here.


2013FA10      Phys.Rev. C 88, 045801 (2013)

J.Fallis, A.Parikh, P.F.Bertone, S.Bishop, L.Buchmann, A.A.Chen, G.Christian, J.A.Clark, J.M.D'Auria, B.Davids, C.M.Deibel, B.R.Fulton, U.Greife, B.Guo, U.Hager, C.Herlitzius, D.A.Hutcheon, J.Jose, A.M.Laird, E.T.Li, Z.H.Li, G.Lian, W.P.Liu, L.Martin, K.Nelson, D.Ottewell, P.D.Parker, S.Reeve, A.Rojas, C.Ruiz, K.Setoodehnia, S.Sjue, C.Vockenhuber, Y.B.Wang, C.Wrede

Constraining nova observables: Direct measurements of resonance strengths in 33S(p, γ)34Cl

NUCLEAR REACTIONS 1H(33S, γ)34Cl, E=194-514 MeV/nucleon; measured particle spectra, time-of-flight using DRAGON at ISAC-TRIUMF facility. 34Cl; deduced levels, resonances, resonance strengths, thermonuclear reaction rates for 33S(p, γ)34Cl reaction at T9=0.15-0.40, composition of 32,33,34S, 35,37Cl, 36,38Ar, 38,39K, 40Ca in oxygen-neon nova ejecta. Implications for nova nucleosynthesis.

doi: 10.1103/PhysRevC.88.045801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2064. Data from this article have been entered in the XUNDL database. For more information, click here.


2013KA04      Phys.Rev. C 87, 011302 (2013)

B.P.Kay, T.Bloxham, S.A.McAllister, J.A.Clark, C.M.Deibel, S.J.Freedman, S.J.Freeman, K.Han, A.M.Howard, A.J.Mitchell, P.D.Parker, J.P.Schiffer, D.K.Sharp, J.S.Thomas

Valence neutron properties relevant to the neutrinoless double-β decay of 130Te

NUCLEAR REACTIONS 128,130Te(p, d), E=23 MeV; 128,130Te, 130,132Xe(d, p), E=15 MeV; 128,130Te, 130,132Xe(α, 3He), E=50 MeV; 130Te(3He, α), E=40 MeV; 132Xe(p, t), E=23 MeV; measured deuteron, proton, triton, 3He, α spectra, σ(θ) using Enge-split pole magnetic spectrograph at Yale Tandem accelerator facility. 127,129,131Te, 130,131,133Xe; deduced levels, J, π, L-transfers. 128,130Te, 130,132Xe; deduced neutron vacancies for active orbitals. Comparison with calculations within both the quasiparticle random-phase approximation and shell-model frameworks. Discussed relevance to neutrinoless double β decay of 130Te.

doi: 10.1103/PhysRevC.87.011302
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1990. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SC06      Phys.Rev. C 87, 034306 (2013)

J.P.Schiffer, C.R.Hoffman, B.P.Kay, J.A.Clark, C.M.Deibel, S.J.Freeman, M.Honma, A.M.Howard, A.J.Mitchell, T.Otsuka, P.D.Parker, D.K.Sharp, J.S.Thomas

Valence nucleon populations in the Ni isotopes

NUCLEAR REACTIONS 58,60,62,64Ni(d, p), E=10 MeV; 58,60,62,64Ni(α, 3He), (α, t), E=38 MeV; 58,60,62,64Ni(p, d), E=28 MeV; 58,60,62,64Ni(3He, d), E=18 MeV; 58,60,62,64Ni(3He, α), E=25 MeV; measured proton, deuteron, triton, 3He, α spectra, σ(θ) using Enge-split pole magnetic spectrograph at Yale tandem accelerator facility. 57,59,61,63,65Ni, 59,61,63,65Cu; deduced levels, J, π, l-transfers, spectroscopic factors. DWBA analysis. 58,60,62,64Ni; deduced neutron occupancies, proton vacancies, energy centroids of the neutron, neutron-hole, and proton single-particle excitations. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.87.034306
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1991. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SE08      Phys.Rev. C 87, 065801 (2013)

K.Setoodehnia, A.A.Chen, D.Kahl, T.Komatsubara, J.Jose, R.Longland, Y.Abe, D.N.Binh, J.Chen, S.Cherubini, J.A.Clark, C.M.Deibel, S.Fukuoka, T.Hashimoto, T.Hayakawa, J.Hendriks, Y.Ishibashi, Y.Ito, S.Kubono, W.N.Lennard, T.Moriguchi, D.Nagae, R.Nishikiori, T.Niwa, A.Ozawa, P.D.Parker, D.Seiler, T.Shizuma, H.Suzuki, C.Wrede, H.Yamaguchi, T.Yuasa

Nuclear structure of 30S and its implications for nucleosynthesis in classical novae

NUCLEAR REACTIONS 32S(p, t), E=34.5 MeV; measured triton spectra, σ(θ) using Enge split-pole magnetic spectrograph at WNSL, Yale facility. 28Si(3He, n), E=9 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO) at UTTAC facility. 30S; deduced levels, resonances, J, π, multipolarity, σ/J, mixing ratio, branching ratios, proton and gamma widths, resonance strengths. DWBA and coupled reaction channel analyses of σ(θ) data in (p, t). 29P(p, γ)30S, at T=0.01-1.5 GK; deduced astrophysical reaction rates, nova isotopic abundances of Si to Ca mass region isotopes using 1D hydrodynamic model.

doi: 10.1103/PhysRevC.87.065801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2040. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SH02      Phys.Rev. C 87, 014312 (2013)

D.K.Sharp, B.P.Kay, J.S.Thomas, S.J.Freeman, J.P.Schiffer, B.B.Back, S.Bedoor, T.Bloxham, J.A.Clark, C.M.Deibel, C.R.Hoffman, A.M.Howard, J.C.Lighthall, S.T.Marley, A.J.Mitchell, T.Otsuka, P.D.Parker, K.E.Rehm, D.V.Shetty, A.H.Wuosmaa

Neutron single-particle strength outside the N=50 core

NUCLEAR REACTIONS 88Sr, 90Zr, 92Mo(d, p), E=15 MeV; 88Sr, 90Zr, 92Mo(α, 3He), E=50 MeV; measured proton and 3He spectra, σ(θ) using Enge-split pole magnetic spectrograph at Yale. 2H(86Kr, p), E=10 MeV/nucleon; measured proton spectra, σ(θ) using HELIOS spectrometer at ANL. 87Kr, 89Sr, 91Zr, 93Mo; deduced levels, J, π, absolute σ, L-transfers, spectroscopic factors, centroids of single-particle strengths. DWBA analysis.

doi: 10.1103/PhysRevC.87.014312
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1975. Data from this article have been entered in the XUNDL database. For more information, click here.


2012HO26      J.Phys.:Conf.Ser. 381, 012098 (2012)

A.M.Howard, S.J.Freeman, J.P.Schiffer, T.Bloxham, J.A.Clark, C.M.Deibel, B.P.Kay, P.D.Parker, D.K.Sharp, J.S.Thomas

Neutron-hole strength in the N = 81 isotone

NUCLEAR REACTIONS 138Ba, 140Ce, 142Nd, 144Sm(p, d), E=23 MeV;138Ba, 140Ce, 142Nd, 144Sm(3He, α), E=34 MeV; measured light reaction products E(particle), I(particle, θ) using Enge split-pole spectrograph, position-sensitive IC and scintillator; deduced σ(θ), spectroscopic strength for specified angular momentum transfers, single-particle binding energy.

doi: 10.1088/1742-6596/381/1/012098
Citations: PlumX Metrics


2012MC06      J.Phys.:Conf.Ser. 381, 012043 (2012)

S.A.McAllister, B.P.Kay, S.J.Freeman, J.P.Schiffer, C.M.Diebel, T.Bloxham, A.M.Howard, P.D.Parker, D.K.Sharp, J.S.Thomas

Constraining neutrinoless double β decay matrix elements in 130Te

NUCLEAR REACTIONS 128,130Te(p, t), E=23 MeV;128,130Te(d, p), (α, α'), E=15 MeV; 128,130Te(3He, α), E=40 MeV;128,130Te(α, 3He), E=50 MeV; measured reaction products at specified (forward) angles; deduced (d, p) spectroscopic factors. Preliminary. Other reactions under analysis.

doi: 10.1088/1742-6596/381/1/012043
Citations: PlumX Metrics


2012MI26      J.Phys.:Conf.Ser. 381, 012099 (2012)

A.J.Mitchell, S.J.Freeman, J.P.Schiffer, J.A.Clark, C.M.Deibel, C.R.Hoffman, A.M.Howard, B.P.Kay, P.D.Parker, D.K.Sharp, J.S.Thomas

Investigating trends in proton single-particle states in Z = 51 isotopes using transfer reactions

NUCLEAR REACTIONS 112,114,116,118,120,122,124Sn(α, t), E=37.5 MeV;112,114,116,118,120,122,124Sn(3He, d), E=25 MeV; measured E(particle), I(particle, θ) using Enge split-pole spectrometer; calculated σ(θ) using DWBA; deduced spectroscopic factors, σ(θ) for specified l-transfer, occupancies of neutron orbitals. Occupation of h11/2 increases rapidly with N. Preliminary.

doi: 10.1088/1742-6596/381/1/012099
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2012PI11      Phys.Rev. C 85, 065804 (2012)

S.T.Pittman, D.W.Bardayan, K.Y.Chae, K.A.Chipps, K.L.Jones, R.L.Kozub, C.Matei, M.Matos, B.H.Moazen, C.D.Nesaraja, P.D.O'Malley, S.D.Pain, P.D.Parker, W.A.Peters, J.F.Shriner, M.S.Smith

26Al+p elastic and inelastic scattering reactions and galactic abundances of 26Al

NUCLEAR REACTIONS 26Al(p, p), (p, p'), E(cm)=0.5-1.5 MeV; measured Ep, Ip using SIDAR array at HRIBF, excitation functions, σ(θ), resonances. 27Si; deduced level, resonance, J, π, width. 26Al(p, γ)27Si; deduced reaction rates with new resonance included. Destruction of 26Al in astrophysical environments.

doi: 10.1103/PhysRevC.85.065804
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1931. Data from this article have been entered in the XUNDL database. For more information, click here.


2012SC01      Phys.Rev.Lett. 108, 022501 (2012)

J.P.Schiffer, C.R.Hoffman, B.P.Kay, J.A.Clark, C.M.Deibel, S.J.Freeman, A.M.Howard, A.J.Mitchell, P.D.Parker, D.K.Sharp, J.S.Thomas

Test of Sum Rules in Nucleon Transfer Reactions

NUCLEAR STRUCTURE 58,60,62,64Ni; calculated spectroscopic factors for neutron transfer, valence-orbit occupancies. Macfarlane-French sum rules.

NUCLEAR REACTIONS Ni(α, α), E=9 MeV; Ni(d, p), E=10 MeV; Ni(p, d), E=28 MeV; Ni(3He, d), E=18 MeV; Ni(α, t), E=38 MeV; measured reaction products. 58,60,62,64Ni; deduced spectroscopic factors, neutron occupancies. DWBA calculations.

doi: 10.1103/PhysRevLett.108.022501
Citations: PlumX Metrics


2012SH40      J.Phys.:Conf.Ser. 381, 012100 (2012)

D.K.Sharp, B.P.Kay, S.J.Freeman, J.P.Schiffer, B.B.Back, T.Bloxham, J.A.Clark, C.M.Deibel, C.R.Hoffman, A.M.Howard, J.C.Lighthall, S.T.Marley, A.J.Mitchell, P.D.Parker, J.S.Thomas, A.H.Wuosmaa

Trends in the g7/2 and h11/2 neutron single-particle energies in N = 51 isotones

NUCLEAR REACTIONS 88Sr, 90Zr, 92Mo(d, p), E=15 MeV;88Sr, 90Zr, 92Mo(α, 3He), E=50 MeV; measured E(3He), I(3He, θ), Ep, Ip(θ) using Enge split-pole spectrometer; calculated σ(θ), spectroscopic factors using DWBA code PTOLEMY; deduced spectroscopic factors for specified l-transfers. 2H(86Kr, p), E=10 MeV/nucleon; measured Ep, Ip(θ) using HELIOS spectrometer; calculated σ(θ) using DWBA; deduced σ(θ).

doi: 10.1088/1742-6596/381/1/012100
Citations: PlumX Metrics


2011MA69      Phys.Rev. C 84, 055806 (2011)

M.Matos, J.C.Blackmon, L.E.Linhardt, D.W.Bardayan, C.D.Nesaraja, J.A.Clark, C.M.Deibel, P.D.O'Malley, P.D.Parker

Unbound states of 32Cl and the 31S(p, γ)32Cl reaction rate

NUCLEAR REACTIONS 32S(3He, t), E=30 MeV; measured E(t), I(t), σ(θ), pt(θ). 32Cl; deduced levels, J, π, branching ratios for proton decay to 31S. 28Si(3He, t)28P, E=30 MeV; measured E(t), I(t); deduced levels. 31S(p, γ)32Cl; deduced reaction rates.

doi: 10.1103/PhysRevC.84.055806
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010BL06      Phys.Rev. C 82, 027308 (2010)

T.Bloxham, B.P.Kay, J.P.Schiffer, J.A.Clark, C.M.Deibel, S.J.Freeman, S.J.Freedman, A.M.Howard, S.A.McAllister, P.D.Parker, D.K.Sharp, J.S.Thomas

Pair correlations in the neutrinoless double-β decay candidate 130Te

NUCLEAR REACTIONS 128,130Te(p, t), E=23 MeV; measured triton spectra, σ(θ). 126,128Te; deduced levels, L-transfers. Split-pole magnetic spectrograph and gas-filled focal plane detector. Comparison with data for 128,130Te(3He, n) reactions. Relevance to calculation of the matrix element for neutrinoless double-β decay of 130Te.

doi: 10.1103/PhysRevC.82.027308
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2229. Data from this article have been entered in the XUNDL database. For more information, click here.


2010SE07      Phys.Rev. C 82, 022801 (2010)

K.Setoodehnia, A.A.Chen, J.Chen, J.A.Clark, C.M.Deibel, S.D.Geraedts, D.Kahl, P.D.Parker, D.Seiler, C.Wrede

Structure of 30S with 32S(p, t)30S and the thermonuclear 29P(p, γ)30S reaction rate

NUCLEAR REACTIONS 32S(p, t), E=34.5 MeV; measured triton spectra. 30S; deduced level, J, π, γ widths, proton widths, resonance strengths; deduced astrophysical reaction rates for 29P(p, γ). 30Si, 30S; deduced mirror states.

doi: 10.1103/PhysRevC.82.022801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1813. Data from this article have been entered in the XUNDL database. For more information, click here.


2010SE08      Nucl.Phys. A834, 205c (2010)

K.Setoodehnia, A.-A.Chen, J.Chen, J.-A.Clark, C.Deibel, D.Kahl, W.-N.Lennard, P.-D.Parker, C.Wrede

Study of astrophysically important resonant states in 30S using the 32S(p, t)30S reaction

NUCLEAR REACTIONS 32S(p, t), E=33.5, 34.5 MeV; measured E(triton), I(triton), Eγ, Iγ, (triton)γ-coin. 30S deduced levels, J, π.

doi: 10.1016/j.nuclphysa.2009.12.041
Citations: PlumX Metrics


2010SE22      J.Phys.:Conf.Ser. 202, 012042 (2010)

K.Setoodehnia, A.A.Chen, J.Chen, J.A.Clark, C.Deibel, D.Kahl, W.N.Lennard, P.D.Parker, C.Wrede

Study of astrophysically important resonant states in 30S using the 32S(p, t)30S reaction

NUCLEAR REACTIONS 32S(p, t)30S, E=33.5, 34.5 MeV; measured E(triton), I(triton, θ); deduced levels, J, π. J, π preliminary, not shown in the paper.

doi: 10.1088/1742-6596/202/1/012042
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2009DE33      Phys.Rev. C 80, 035806 (2009)

C.M.Deibel, J.A.Clark, R.Lewis, A.Parikh, P.D.Parker, C.Wrede

Toward an experimentally determined 26Alm(p, γ)27Si reaction rate in ONe novae

NUCLEAR REACTIONS 27Al(3He, t), E=25 MeV; 28Si(3He, α), E=17.5 MeV; measured Et, It, Eα, Iα, Ep, Ip, αp-coin, αp(θ). 27Si; deduced levels, angular momentum transfer, proton branching ratios from resonances. 26Al; deduced levels and feedings from proton decay of unbound states in 27Si. Deduced reaction rates for 26mAl(p, γ) reaction as a function of stellar temperature.

doi: 10.1103/PhysRevC.80.035806
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1755. Data from this article have been entered in the XUNDL database. For more information, click here.


2009WR02      Phys.Rev. C 79, 045803 (2009)

C.Wrede, J.A.Caggiano, J.A.Clark, C.M.Deibel, A.Parikh, P.D.Parker

Measurements of 31S energy levels and reevaluation of the thermonuclear resonant 30P(p, γ)31S reaction rate

NUCLEAR REACTIONS 31P(3He, t)31S, E=20, 25 MeV; 31P(3He, t)31S, E=20 MeV; 32S(d, t)31S, E=25 MeV; measured (particle)(particle)-coin, proton branching ratios, tp(θ). 31S; deduced levels, J, π. 30P(p, γ)31S; deduced spectroscopic factors, widths and reaction rates. Comparison with Hauser-Feshbach statistical model estimates.

doi: 10.1103/PhysRevC.79.045803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1691. Data from this article have been entered in the XUNDL database. For more information, click here.


2009WR03      Phys.Rev. C 79, 045808 (2009); Erratum Phys.Rev. C 80, 019904 (2009)

C.Wrede, J.A.Caggiano, J.A.Clark, C.M.Deibel, A.Parikh, P.D.Parker

Thermonuclear 30S(p, γ)31Cl reaction in type 1 X-ray bursts

NUCLEAR REACTIONS 30S(p, γ); analyzed reaction rates and resonance parameters. 31Cl; deduced mass excess, reaction Q-value, onset temperatures for equilibrium and waiting point. Type I x-ray bursts.

doi: 10.1103/PhysRevC.79.045808
Citations: PlumX Metrics


2008SC03      Phys.Rev.Lett. 100, 112501 (2008)

J.P.Schiffer, S.J.Freeman, J.A.Clark, C.Deibel, C.R.Fitzpatrick, S.Gros, A.Heinz, D.Hirata, C.L.Jiang, B.P.Kay, A.Parikh, P.D.Parker, K.E.Rehm, A.C.C.Villari, V.Werner, C.Wrede

Nuclear Structure Relevant to Neutrinoless Double β Decay: 76Ge and 76Se

NUCLEAR REACTIONS 74,76Ge, 76,78Se(d, p), E=15 MeV; 76Ge, 76Se(p, d), E=23 MeV; 74,76Ge, 76,78Se(3He, α), E=26 MeV; 74,76Ge, 76,78Se(α, 3He), E=40 MeV; measured reaction products energy spectra, cross sections. Deduced summed spectroscopic strengths, neutron vacancies.

doi: 10.1103/PhysRevLett.100.112501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2008VI06      Phys.Rev. C 78, 028802 (2008)

D.W.Visser, C.Wrede, J.A.Caggiano, J.A.Clark, C.M.Deibel, R.Lewis, A.Parikh, P.D.Parker

Addendum to "Measurement of 23Mg(p, γ)24Al resonance energies"

NUCLEAR REACTIONS 23Mg(p, γ), E not given; analyzed resonance energies. 24Al; deduced levels, J, resonances.

doi: 10.1103/PhysRevC.78.028802
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Data from this article have been entered in the XUNDL database. For more information, click here.


2007FR10      Phys.Rev. C 75, 051301 (2007)

S.J.Freeman, J.P.Schiffer, A.C.C.Villari, J.A.Clark, C.Deibel, S.Gros, A.Heinz, D.Hirata, C.L.Jiang, B.P.Kay, A.Parikh, P.D.Parker, J.Qian, K.E.Rehm, X.D.Tang, V.Werner, C.Wrede

Pair correlations in nuclei involved in neutrinoless double Β decay: 76Ge and 76Se

NUCLEAR REACTIONS 74,76Ge, 76,78Se(p, t), E=23 MeV; measured yields, cross sections and angular distributions. Compared results to DWBA calculations.

doi: 10.1103/PhysRevC.75.051301
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1787. Data from this article have been entered in the XUNDL database. For more information, click here.


2007UG01      Phys.Rev. C 76, 025802 (2007)

C.Ugalde, A.E.Champagne, S.Daigle, C.Iliadis, R.Longland, J.R.Newton, E.Osenbaugh-Stewart, J.A.Clark, C.Deibel, A.Parikh, P.D.Parker, C.Wrede

Experimental evidence for a natural parity state in 26Mg and its impact on the production of neutrons for the s process

NUCLEAR REACTIONS 22Ne(6Li, d), E=30 MeV; measured deuteron energy spectra. 26Mg deduced level energies.

doi: 10.1103/PhysRevC.76.025802
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Data from this article have been entered in the XUNDL database. For more information, click here.


2007VI16      Phys.Rev. C 76, 065803 (2007)

D.W.Visser, C.Wrede, J.A.Caggiano, J.A.Clark, C.Deibel, R.Lewis, A.Parikh, P.D.Parker

Measurement of 23Mg(p, γ)24Al resonance energies

NUCLEAR REACTIONS 24Mg(3He, t), E=30 MeV/nucleon; measured triton spectra, angular distributions. 24Al; deduced resonance energies, reaction rates. 23Mg(p, γ)24Al; resonance parameters.

doi: 10.1103/PhysRevC.76.065803
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Data from this article have been entered in the XUNDL database. For more information, click here.


2007WR01      Phys.Rev. C 76, 052802 (2007)

C.Wrede, J.A.Caggiano, J.A.Clark, C.Deibel, A.Parikh, P.D.Parker

New 30P(p, γ)31S resonances and oxygen-neon nova nucleosynthesis

NUCLEAR REACTIONS 31P(3He, t), E=20 MeV; measured charged particle spectra, angular distributions; 31S; deduced resonance energies, levels, J, π, 30P(p, γ) reaction rates, width parameters, spectroscopic factors. Comparison with 31P level scheme.

doi: 10.1103/PhysRevC.76.052802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1585. Data from this article have been entered in the XUNDL database. For more information, click here.


2006HA60      Nucl.Phys. A777, 226 (2006)

W.C.Haxton, P.D.Parker, C.E.Rolfs

Solar hydrogen burning and neutrinos

NUCLEAR REACTIONS 3He(3He, 2p), E(cm)=10-1000 keV; 3He(α, γ), E(cm)<950 keV; 3He(d, p), (p, e+ν), E not given; 7Be(p, γ), E(cm)<425 keV; 14N(p, γ), E not given; analyzed astrophysical S-factor data, solar neutrino flux. Impact on pp chain and CN cycle.

doi: 10.1016/j.nuclphysa.2005.02.088
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2006RU09      Phys.Rev.Lett. 96, 252501 (2006)

C.Ruiz, A.Parikh, J.Jose, L.Buchmann, J.A.Caggiano, A.A.Chen, J.A.Clark, H.Crawford, B.Davids, J.M.D'Auria, C.Davis, C.Deibel, L.Erikson, L.Fogarty, D.Frekers, U.Greife, A.Hussein, D.A.Hutcheon, M.Huyse, C.Jewett, A.M.Laird, R.Lewis, P.Mumby-Croft, A.Olin, D.F.Ottewell, C.V.Ouellet, P.Parker, J.Pearson, G.Ruprecht, M.Trinczek, C.Vockenhuber, C.Wrede

Measurement of the Ec.m. = 184 keV Resonance Strength in the 26gAl(p, γ)27Si Reaction

NUCLEAR REACTIONS 1H(26Al, γ), E=5.122, 5.226, 5.850 MeV; measured Eγ, (recoil)γ-coin. 26Al(p, γ), E(cm) ≈ 184 keV; deduced resonance strength. Astrophysical implications discussed.

doi: 10.1103/PhysRevLett.96.252501
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2005BL23      Phys.Rev. C 72, 034606 (2005)

J.C.Blackmon, F.Carstoiu, L.Trache, D.W.Bardayan, C.R.Brune, C.A.Gagliardi, U.Greife, C.J.Gross, C.C.Jewett, R.L.Kozub, T.A.Lewis, J.F.Liang, B.H.Moazen, A.M.Mukhamedzhanov, C.D.Nesaraja, F.M.Nunes, P.D.Parker, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, R.E.Tribble

Elastic scattering of the proton drip-line nucleus 17F

NUCLEAR REACTIONS 12C, 14N(17F, 17F), E=10 MeV/nucleon; measured σ(θ); deduced parameters, reaction mechanism features. Double-folding procedure.

doi: 10.1103/PhysRevC.72.034606
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2005CH30      Nucl.Phys. A752, 510c (2005)

A.A.Chen, R.E.Azuma, S.Bishop, L.Buchmann, M.L.Chatterjee, J.M.D'Auria, S.Engel, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, D.Hutcheon, C.C.Jewett, J.Jose, J.D.King, A.M.Laird, M.Lamey, R.Lewis, W.Liu, A.Olin, D.Ottewell, P.Parker, J.Rogers, C.Ruiz, M.Trinczek, C.Wrede

The 21Na(p, γ)22Mg reaction in novae and x-ray bursts

NUCLEAR REACTIONS 1H(21Na, γ), E(cm) ≈ 200-1100 keV; measured thick-target yield. 21Na(p, γ), E=low; deduced resonance parameters, astrophysical reaction rate.

doi: 10.1016/j.nuclphysa.2005.02.136
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2005FI01      Nucl.Phys. A748, 351 (2005)

R.Fitzgerald, E.Abbotoy, D.W.Bardayan, J.C.Blackmon, A.E.Champagne, A.A.Chen, U.Greife, D.W.Hill, A.N.James, R.L.Kozub, T.A.Lewis, R.Livesay, Z.Ma, S.L.Mahan, J.W.McConnell, W.T.Milner, B.H.Moazen, P.D.Parker, D.E.Pierce, M.E.Roettger, L.Sahin, D.Shapira, M.S.Smith, F.Strieder, K.B.Swartz, J.S.Thomas, D.W.Visser

Studies of (p, γ) reactions with the Daresbury Recoil Separator at ORNL'S HRIBF

NUCLEAR REACTIONS 1H(17O, γ), E=12.5 MeV; measured particle spectra; deduced resonance strength. Recoil separator, other reactions discussed.

doi: 10.1016/j.nuclphysa.2004.09.155
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2005LE30      Nucl.Phys. A758, 84c (2005)

R.Lewis, J.Caggiano, A.Parikh, C.Deibel, D.Visser, K.Fear, P.Parker, W.R.Hix

26Alg, m + p resonances studied via proton decays of 27Si

NUCLEAR REACTIONS 27Al(3He, t), E=25 MeV; measured Ep following residual nucleus decay to ground and metastable states. 27Si deduced resonance energy. Astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2005.05.166
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2005PA31      Phys.Rev. C 71, 055804 (2005)

A.Parikh, J.A.Caggiano, C.Deibel, J.P.Greene, R.Lewis, P.D.Parker, C.Wrede

Mass measurements of 22Mg and 26Si via the 24Mg(p, t)22Mg and 28Si(p, t)26Si reactions

NUCLEAR REACTIONS 24Mg, 28Si(p, t), E=33 MeV; measured triton spectra; deduced reaction Q-values. 22Mg, 26Si deduced mass excesses.

doi: 10.1103/PhysRevC.71.055804
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2005TR11      Nucl.Phys. A758, 729c (2005)

M.Trinczek, C.C.Jewett, J.M.D'Auria, S.Bishop, L.Buchmann, A.A.Chen, S.Engel, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, D.Hutcheon, J.Jose, A.M.Laird, M.Lamey, R.Lewis, A.Olin, D.Ottewell, P.Parker, M.M.Pavan, J.E.Pearson, J.Rogers, C.Ruiz, C.Wrede

Direct Measurement of the 21Na(p, γ)22Mg Reaction: Resonance Strengths and Gamma-Gamma Analysis

NUCLEAR REACTIONS 1H(21Na, γ), E(cm)=200-1135 keV; measured Eγ, Iγ, γγ-coin. 22Mg deduced levels, J, π, resonance strengths.

doi: 10.1016/j.nuclphysa.2005.05.131
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2004BL21      Nucl.Phys. A746, 365c (2004)

J.C.Blackmon, D.W.Bardayan, C.R.Brune, F.Carstoiu, A.E.Champagne, R.Crespo, T.Davinson, J.C.Fernandes, C.A.Gagliardi, U.Greife, C.J.Gross, P.A.Hausladen, C.Iliadis, C.C.Jewett, R.L.Kozub, T.A.Lewis, F.Liang, B.H.Moazen, A.M.Mukhamedzhanov, C.D.Nesaraja, F.M.Nunes, P.D.Parker, D.C.Radford, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, L.Trache, R.E.Tribble, P.J.Woods, C.-H.Yu

The 17F(p, γ)18Ne direct capture cross section

NUCLEAR REACTIONS 12C, 14N(17F, 17F), E=170 MeV; 14N(17F, 18Ne), E=170 MeV; measured σ(θ).

doi: 10.1016/j.nuclphysa.2004.09.054
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2004DA17      Phys.Rev. C 69, 065803 (2004)

J.M.D'Auria, R.E.Azuma, S.Bishop, L.Buchmann, M.L.Chatterjee, A.A.Chen, S.Engel, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, D.Hutcheon, C.C.Jewett, J.Jose, J.D.King, A.M.Laird, M.Lamey, R.Lewis, W.Liu, A.Olin, D.Ottewell, P.Parker, J.Rogers, C.Ruiz, M.Trinczek, C.Wrede

The 21Na(p, γ)22Mg reaction from Ec.m. = 200 to 1103 keV in novae and x-ray bursts

NUCLEAR REACTIONS 1H(21Na, γ), E(cm)=200-1103 keV; measured Eγ, Iγ, (particle)γ-coin; deduced resonance energies and strengths. 21Na(p, γ), E=low; deduced astrophysical reaction rates.

doi: 10.1103/PhysRevC.69.065803
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2004SC16      Phys.Rev.Lett. 92, 162501 (2004); Erratum Phys.Rev.Lett. 110, 169901 (2013)

J.P.Schiffer, S.J.Freeman, J.A.Caggiano, C.Deibel, A.Heinz, C.-L.Jiang, R.Lewis, A.Parikh, P.D.Parker, K.E.Rehm, S.Sinha, J.S.Thomas

Is the Nuclear Spin-Orbit Interaction Changing with Neutron Excess?

NUCLEAR REACTIONS 112,114,116,118,120,122,124Sn(α, t), E=40 MeV; measured σ(E, θ). 113,115,117,119,121,123,125Sb levels deduced spectroscopic factors, decrease in nuclear spin-orbit interaction. Nuclides near N=82 also discussed.

doi: 10.1103/PhysRevLett.92.162501
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2004VI05      Phys.Rev. C 69, 048801 (2004)

D.W.Visser, J.A.Caggiano, R.Lewis, W.B.Handler, A.Parikh, P.D.Parker

Particle decay branching ratios for states of astrophysical importance in 19Ne

NUCLEAR REACTIONS 19F(3He, t), E=25 MeV; measured triton spectra, Ep, Eα, angular distributions from residual nucleus decay. 19Ne levels deduced proton and α decay branching ratios. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.69.048801
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2003AZ05      Nucl.Phys. A718, 119c (2003)

R.E.Azuma, S.Bishop, L.Buchmann, M.L.Chatterjee, A.A.Chen, J.M.D'Auria, T.Davinson, S.Engel, B.R.Fulton, D.Gigliotti, U.Greife, D.Groombridge, D.Hunter, A.Hussein, D.Hutcheon, C.Jewett, J.D.King, N.Khan, S.Kubono, A.M.Laird, M.Lamey, R.Lewis, L.Ling, W.Liu, S.Michimasa, A.S.Murphy, A.Olin, D.Ottewell, P.Parker, J.Pearson, I.Roberts, A.Robinson, J.G.Rogers, G.Roy, C.Ruiz, F.Sarazin, A.C.Shotter, H.Sprenger, F.Strieder, P.Walden, P.J.Woods, C.Wrede

Results of 21Na + p Experiments at ISAC

NUCLEAR REACTIONS 1H(21Na, 21Na), E=0.45-1.4 MeV; measured recoil proton spectra; deduced excitation function. 1H(21Na, γ), E=220, 855 keV/nucleon; measured Eγ, (particle)γ-coin. 22Mg deduced resonance features.

doi: 10.1016/S0375-9474(03)00688-2
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2003BA86      Nucl.Phys. A718, 590c (2003)

D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, A.E.Champagne, T.Davinson, R.Fitzgerald, W.R.Hix, C.Iliadis, R.L.Kozub, Z.Ma, S.Parete-Koon, P.D.Parker, N.Shu, M.S.Smith, P.J.Woods

Measurement of the 18F(p, α)15O Cross Section at Nova Energies

NUCLEAR REACTIONS 1H(18F, α), E(cm) ≈ 0.3-0.8 MeV; measured σ; deduced resonance parameters. 18F(p, α), E(cm) ≈ 0.2-1.0 MeV; deduced σ.

doi: 10.1016/S0375-9474(03)00873-X
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2003BI03      Phys.Rev.Lett. 90, 162501 (2003); Erratum Phys.Rev.Lett. 90, 229902 (2003)

S.Bishop, R.E.Azuma, L.Buchmann, A.A.Chen, M.L.Chatterjee, J.M.D'Auria, S.Engel, D.Gigliotti, U.Greife, M.Hernanz, D.Hunter, A.Hussein, D.Hutcheon, C.Jewett, J.Jose, J.King, S.Kubono, A.M.Laird, M.Lamey, R.Lewis, W.Liu, S.Michimasa, A.Olin, D.Ottewell, P.D.Parker, J.G.Rogers, F.Strieder, C.Wrede

21Na(p, γ)22Mg Reaction and Oxygen-Neon Novae

NUCLEAR REACTIONS 1H(21Na, γ), E(cm) ≈ 202-223 keV; measured Eγ, (particle)γ-coin, thick-target yields; deduced resonance energy, width. 21Na(p, γ), E=low; deduced astrophysical reaction rate.

doi: 10.1103/PhysRevLett.90.162501
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2003BI08      Nucl.Phys. A718, 263c (2003)

S.Bishop, R.Azuma, L.Buchmann, A.A.Chen, M.L.Chatterjee, J.M.D'Auria, S.Engel, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, D.Hutcheon, C.Jewett, J.King, S.Kubono, M.Lamey, R.Lewis, W.Liu, S.Michimasa, A.Olin, D.Ottewell, P.D.Parker, J.Rogers, C.Wrede

Nuclear Astrophysics Studies at DRAGON: The 21Na(p, γ)22Mg Reaction and Oxygen-Neon Novae

NUCLEAR REACTIONS 1H(21Na, γ), E(cm) ≈ 202-224 keV; measured thick target yields. 21Na(p, γ), E=low; deduced astrophysical reaction rate. Recoil mass separator.

doi: 10.1016/S0375-9474(03)00726-7
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2003BL11      Nucl.Phys. A718, 127c (2003)

J.C.Blackmon, D.W.Bardayan, W.Bradfield-Smith, R.Brummitt, A.E.Champagne, A.A.Chen, T.Davinson, L.Dessieux, M.W.Guidry, K.I.Hahn, G.M.Hale, W.R.Hix, R.L.Kozub, Z.Ma, P.D.Parker, G.Rajbaidya, R.C.Runkle, C.M.Rowland, A.C.Shotter, M.S.Smith, L.A.Van Wormer, D.W.Visser, P.J.Woods

The 14O(α, p)17F Reaction Rate

NUCLEAR REACTIONS 1H(17F, 17F), (17F, 17F'), (17F, 14O), E(cm) ≈ 1-4 MeV; measured particle spectra. 17F(p, p'), E(cm)=2-2.5 MeV; deduced σ. 14O(α, p), E=low; deduced astrophysical reaction rate. R-matrix analysis.

doi: 10.1016/S0375-9474(03)00689-4
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2003BL12      Nucl.Phys. A718, 587c (2003)

J.C.Blackmon, D.W.Bardayan, C.R.Brune, A.E.Champagne, R.Crespo, T.Davinson, J.C.Fernandes, C.A.Gagliardi, U.Greife, C.J.Gross, P.A.Hausladen, C.Iliadis, C.C.Jewett, R.L.Kozub, T.A.Lewis, F.Liang, B.H.Moazen, A.M.Mukhamedzhanov, C.D.Nesaraja, F.M.Nunes, P.D.Parker, D.C.Radford, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, L.Trache, R.E.Tribble, P.J.Woods, C.-H.Yu

The 17F(p, γ)18Ne Direct Capture Cross Section

NUCLEAR REACTIONS 14N(17F, 18Ne), E=170 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin, σ(θ).

doi: 10.1016/S0375-9474(03)00872-8
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2003EN08      Nucl.Phys. A719, 107c (2003)

S.Engel, S.Bishop, L.Buchmann, M.L.Chatterjee, A.Chen, J.M.D'Auria, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, R.Lewis, W.Liu, A.Olin, D.Ottewell, P.Parker, J.Rogers, F.Strieder, C.Wrede

Measurements with DRAGON on resonances in the 21Na(p, γ)22Mg reaction with a radioactive ion beam

NUCLEAR REACTIONS 1H(21Na, γ), E(cm) ≈ 204, 821 keV; measured yields. 21Na(p, γ), E(cm) ≈ 204, 821 keV; deduced resonance strengths.

doi: 10.1016/S0375-9474(03)00976-X
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2003OL08      Nucl.Phys. A721, 1019c (2003)

A.Olin, S.Bishop, L.Buchmann, M.L.Chatterjee, A.Chen, J.M.D'Auria, S.Engel, D.Gigliotti, U.Greife, D.Hunter, A.Hussein, D.Hutcheon, C.Jewett, J.King, S.Kubono, M.Lamey, A.M.Laird, R.Lewis, W.Liu, S.Michimasa, D.Ottewell, P.Parker, J.Rogers, F.Strieder, C.Wrede

Nuclear Astrophysics at ISAC with DRAGON: Initial Studies

NUCLEAR REACTIONS 1H(21Na, γ), E(cm) ≈ 212, 822 keV/nucleon; measured resonance excitation functions.

doi: 10.1016/S0375-9474(03)01275-2
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2003SH25      Chin.Phys.Lett. 20, 1470 (2003)

N.-C.Shu, D.W.Bardayan, J.C.Blackmon, Y.-S.Chen, R.L.Kozub, P.D.Parker, M.S.Smith

New Astrophysical Reaction Rates for 18F(p, α)15O and 18F(p, γ)19Ne

NUCLEAR REACTIONS 18F(p, α), (p, γ), E=low; analyzed data; calculated astrophysical reaction rates.

doi: 10.1088/0256-307X/20/9/317
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2002BB02      Phys.Rev.Lett. 89, 262501 (2002)

D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, A.E.Champagne, T.Davinson, R.Fitzgerald, W.R.Hix, C.Iliadis, R.L.Kozub, Z.Ma, S.Parete-Koon, P.D.Parker, N.Shu, M.S.Smith, P.J.Woods

Strength of the 18F(p, α)15O Resonance at Ec.m.=330 keV

NUCLEAR REACTIONS 1H(18F, α), E(cm)=330 keV; measured Eα, Iα(θ), σ; deduced resonance parameters. 18F(p, α), E=astrophysical; calculated reaction rates.

doi: 10.1103/PhysRevLett.89.262501
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2002CA24      Phys.Rev. C65, 055801 (2002)

J.A.Caggiano, W.Bradfield-Smith, R.Lewis, P.D.Parker, D.W.Visser, J.P.Greene, K.E.Rehm, D.W.Bardayan, A.E.Champagne

Identification of New States in 26Si using the 29Si(3He, 6He)26Si Reaction and Consequences for the 25Al(p, γ)26Si Reaction Rate in Explosive Hydrogen Burning Environments

NUCLEAR REACTIONS 29Si(3He, 6He), E=51 MeV; measured particle spectra. 26Si deduced levels, J, π. 25Al(p, γ), E=stellar; calculated astrophysical reaction rates.

doi: 10.1103/PhysRevC.65.055801
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2002CA36      Phys.Rev. C66, 015804 (2002)

J.A.Caggiano, W.Bradfield-Smith, J.P.Greene, R.Lewis, P.D.Parker, K.E.Rehm, D.W.Visser

Excitation Energies in 22Mg from the 25Mg(3He, 6He)22Mg Reaction

NUCLEAR REACTIONS 25Mg(3He, 6He), E=51 MeV; measured particle spectra. 22Mg deduced level energies. Comparison with previous results.

doi: 10.1103/PhysRevC.66.015804
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2002HA15      Phys.Rev. C65, 035803 (2002)

B.Harss, C.L.Jiang, K.E.Rehm, J.P.Schiffer, J.Caggiano, P.Collon, J.P.Greene, D.Henderson, A.Heinz, R.V.F.Janssens, J.Nolen, R.C.Pardo, T.Pennington, R.H.Siemssen, A.A.Sonzogni, J.Uusitalo, I.Wiedenhover, M.Paul, T.F.Wang, F.Borasi, R.E.Segel, J.C.Blackmon, M.Smith, A.Chen, P.Parker

Widths of Astrophysically Important Resonances in 18Ne

NUCLEAR REACTIONS 1H(17F, p), (17F, α), E(cm)=3.07-3.94 MeV; measured σ, σ(E, θ). 17F(p, p'), E(cm) ≈ 3.5 MeV; deduced σ(θ). 14O(α, p), E=low; deduced astrophysical reaction rates. 18Ne deduced resonance parameters.

doi: 10.1103/PhysRevC.65.035803
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2001BA49      Phys.Rev. C63, 065802 (2001)

D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods

Destruction of 18F via 18F(p, α)15O Burning Through the Ec.m. = 665 keV Resonance

NUCLEAR REACTIONS 1H(18F, p), (18F, α), E=10-14 MeV; measured particle spectra, σ(θ), σ. 18F(p, α), E(cm)=663 keV; deduced σ. 19Ne deduced resonance energy, width, proton branching ratio. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.63.065802
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2001BA59      Nucl.Phys. A688, 475c (2001)

D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods

Determination of the Properties of the 7.08 MeV State in 19Ne by Measurement of the 1H(18F, p)18F and 1H(18F, α)15O Cross Sections with a Radioactive 18F Beam

NUCLEAR REACTIONS 1H(18F, p), (18F, α), E(cm)=500-800 keV; measured σ(θ). 19Ne deduced resonance parameters. Comparison with earlier data.

doi: 10.1016/S0375-9474(01)00760-6
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2001BL06      Nucl.Phys. A688, 142c (2001)

J.C.Blackmon, D.W.Bardayan, W.Bradfield-Smith, A.E.Champagne, A.A.Chen, T.Davinson, K.I.Hahn, R.L.Kozub, Z.Ma, P.D.Parker, G.Rajbaidya, R.C.Runkle, C.M.Rowland, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods

Determination of the 14O(α, p)17Fg.s. Reaction Rate bt Measurement of the 1H(17F, α)14O Cross Section

NUCLEAR REACTIONS 1H(17F, α), (17F, p), E(cm)=2-4 MeV; measured σ(θ), reaction rates. 18Ne deduced resonance widths and strengths, comparison with calculations and earlier data.

doi: 10.1016/S0375-9474(01)00686-8
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2001CH35      Phys.Rev. C63, 065807 (2001)

A.A.Chen, R.Lewis, K.B.Swartz, D.W.Visser, P.D.Parker

Structure of 22Mg and Its Implications for Explosive Nucleosynthesis

NUCLEAR REACTIONS 12C(16O, 6He), E=90 MeV; measured particle spectra, σ(θ). 22Mg deduced levels, resonances. 18Ne(α, p), E not given; calculated stellar reaction rates.

doi: 10.1103/PhysRevC.63.065807
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2001CH43      Nucl.Phys. A688, 146c (2001)

A.A.Chen, R.Lewis, K.B.Swartz, D.W.Visser, P.D.Parker

The Structure of 22Mg and Its Implications for Explosive Nucleosynthesis

NUCLEAR REACTIONS 12C(16O, 6He), E=90 MeV; measured 6He excitation energy spectrum. 18Ne(α, p), E=low; calculated reaction rate at temperatures of astrophysical interest, comparison with previous calculations. 22Mg deduced levels energy.

doi: 10.1016/S0375-9474(01)00687-X
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2001VI08      Nucl.Phys. A688, 456c (2001)

D.W.Visser, P.D.Parker, W.Bradfield-Smith, R.Lewis

Planned Measurement of Particle Branching Ratios of Astrophysically Interesting States in 22Mg

doi: 10.1016/S0375-9474(01)00754-0
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2000BA87      Phys.Rev. C62, 042802 (2000)

D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods

Kinematically Complete Measurement of the 1H(18F, p)18F Excitation Function for the Astrophysically Important 7.08-MeV State in 19Ne

NUCLEAR REACTIONS 1H(18F, 18F), E=10-14 MeV; measured proton spectra, yields, (fluorine)(proton)-coin. 19Ne deduced resonance E, Γ. Kinematically complete measurement.

doi: 10.1103/PhysRevC.62.042802
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2000BB04      Phys.Rev. C62, 055804 (2000)

D.W.Bardayan, J.C.Blackmon, C.R.Brune, A.E.Champagne, A.A.Chen, J.M.Cox, T.Davinson, V.Y.Hansper, M.A.Hofstee, B.A.Johnson, R.L.Kozub, Z.Ma, P.D.Parker, D.E.Pierce, M.T.Rabban, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods

The Astrophysically Important 3+ State in 18Ne and the 17F(p, γ)18Ne Stellar Rate

NUCLEAR REACTIONS 1H(17F, 17F), (17F, p), E=9-12 MeV; measured recoil proton spectra, angular distributions, (proton)(fluorine)-coin. 18Ne; deduced resonance J, π. 17F(p, γ), E not given; calculated astrophysical reaction rates. 1H(17O, 17O), E=10.1, 12.2 MeV; measured proton angular distributions. Silicon detector array.

doi: 10.1103/PhysRevC.62.055804
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1999BA49      Phys.Rev.Lett. 83, 45 (1999)

D.W.Bardayan, J.C.Blackmon, C.R.Brune, A.E.Champagne, A.A.Chen, J.M.Cox, T.Davinson, V.Y.Hansper, M.A.Hofstee, B.A.Johnson, R.L.Kozub, Z.Ma, P.D.Parker, D.E.Pierce, M.T.Rabban, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods

Observation of the Astrophysically Important 3+ State in 18Ne via Elastic Scattering of a Radioactive 17F Beam from 1H

NUCLEAR REACTIONS 1H(17F, 17F), E ≈ 10-12 MeV; measured proton yields, (proton)(fluorine)-coin. 18Ne deduced resonance energy, width. 17F(p, γ), E not given; calculated resonance contribution to proton capture rate. Astrophysical implications discussed.

doi: 10.1103/PhysRevLett.83.45
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1999HA14      Phys.Rev.Lett. 82, 3964 (1999); Comment Phys.Rev.Lett. 84, 1635 (2000)

B.Harss, J.P.Greene, D.Henderson, R.V.F.Janssens, C.L.Jiang, J.Nolen, R.C.Pardo, K.E.Rehm, J.P.Schiffer, R.H.Siemssen, A.A.Sonzogni, J.Uusitalo, I.Wiedenhover, M.Paul, T.F.Wang, F.Borasi, R.E.Segel, J.C.Blackmon, M.S.Smith, A.Chen, P.Parker

Stellar Reactions with Short-Lived Nuclei: 17F(p, α)14O

NUCLEAR REACTIONS 1H(17F, 14O), E(cm)=2.2-3.8 MeV; measured particle energies, (14O)α-coin, σ(E). 18Ne deduced resonance parameters. Implications for astrophysical processes discussed.

doi: 10.1103/PhysRevLett.82.3964
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1999PA07      Phys.Rev. C59, 1182 (1999)

S.H.Park, S.Kubono, K.I.Hahn, C.S.Lee, J.C.Kim, P.Strasser, S.C.Jeong, M.H.Tanaka, C.Lee, J.H.Lee, S.Kato, T.Miyachi, H.Kawashima, H.Utsunomiya, M.Yasue, M.Kurokawa, Y.Fuchi, X.Liu, K.Abe, K.Kumagai, M.S.Smith, P.D.Parker

High-Resolution Study of the 18Ne Excited States Relevant to the Hot CNO Cycle

NUCLEAR REACTIONS 20Ne(p, t), E=35 MeV; measured σ(E, θ). 18Ne deduced levels, J, π, widths.

doi: 10.1103/PhysRevC.59.1182
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1999YI01      Phys.Rev. C60, 028801 (1999)

K.O.Yildiz, N.P.T.Bateman, Y.M.Butt, A.A.Chen, K.B.Swartz, P.D.Parker

Thick Target Yields of 26Alg.s. from the 16O(16O, x)26Alg.s. and 16O(14N, x)26Alg.s. Reactions

NUCLEAR REACTIONS 16O(16O, X)26Al, E=80-150 MeV; 16O(14N, X)26Al, E=115 MeV; measured thick target yields; deduced production of 26Al in proto-solar nebula. Previous measurements included in analysis. Comparison with model predictions.

doi: 10.1103/PhysRevC.60.028801
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1998AD12      Rev.Mod.Phys. 70, 1265 (1998)

E.G.Adelberger, S.M.Austin, J.B.Bahcall, A.B.Balantekin, G.Bogaert, L.S.Brown, L.Buchmann, F.E.Cecil, A.E.Champagne, L.de Braeckeleer, C.A.Duba, S.R.Elliott, S.J.Freedom, M.Gai, G.Goldring, C.R.Gould, A.Gruzinov, W.C.Haxton, K.M.Heeger, E.Henley, C.W.Johnson, M.Kamionkowski, R.W.Kavanagh, S.E.Koonin, K.Kubodera, K.Langanke, T.Motobayashi, V.Pandharipande, P.Parker, R.G.H.Robertson, C.Rolfs, R.F.Sawyer, N.Shaviv, T.D.Shoppa, K.A.Snover, E.Swanson, R.E.Tribble, S.Turck-Chieze, J.F.Wilkerson

Solar Fusion Cross Sections

NUCLEAR REACTIONS 7Be, 12,13C, 15N, 16,17,18O(p, γ), 14,15N, 17,18O(p, α), 7Li(d, p), 3He(p, e+), (α, γ), (3He, 2p), 1H(p, e+), E=low; compiled, analyzed S-factor data, calculations; deduced implications for solar neutrino flux calculations.

doi: 10.1103/RevModPhys.70.1265
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1998BA19      Phys.Rev. C57, 2022 (1998)

N.P.T.Bateman, D.W.Bardayan, Y.M.Butt, A.A.Chen, K.O.Yildiz, B.M.Young, P.D.Parker

Thick Target Yield of 26Al from the 12C(16O, x)26Al(g.s.) Reaction

NUCLEAR REACTIONS 12C(16O, X)26Al, E=45, 65, 140 MeV; measured thick target yield; deduced σ. Activation method.

doi: 10.1103/PhysRevC.57.2022
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1998BU13      Phys.Rev. C58, R10 (1998)

Y.M.Butt, J.W.Hammer, M.Jaeger, R.Kunz, A.Mayer, P.D.Parker, R.Schreiter, G.Staudt

Measurement of the Properties of the Astrophysically Interesting 3/2+ State at 7.101 MeV in 19F

NUCLEAR REACTIONS 15N(α, γ), E=2.60-3.93 MeV; measured Eγ, Iγ. 19F deduced resonance E, Γ, ωγ. Astrophysical implications.

doi: 10.1103/PhysRevC.58.R10
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1998UT02      Phys.Rev. C57, 2731 (1998); Erratum Phys.Rev. C58, 1354 (1998)

S.Utku, J.G.Ross, N.P.T.Bateman, D.W.Bardayan, A.A.Chen, J.Gorres, A.J.Howard, C.Iliadis, P.D.Parker, M.S.Smith, R.B.Vogelaar, M.Wiescher, K.Yildiz

Breakout from the Hot CNO Cycle: The 18F(p, γ) vs 18F(p, α) branching ratio

NUCLEAR REACTIONS 19F(3He, t), (3He, tα), (3He, pt), E=29.8 MeV; 16O(6Li, t), (6Li, 3He), E=32 MeV; measured particle spectra, tp-, tα-coin; deduced reaction rates for 18F + p. 19F deduced levels, resonance features. Astrophysical implications.

doi: 10.1103/PhysRevC.57.2731
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1997BA51      Nucl.Phys. A621, 60c (1997)

N.P.T.Bateman, D.W.Bardayan, Y.M.Butt, A.A.Chen, K.O.Yildiz, B.M.Young, P.D.Parker, A.E.Champagne

The Production of 26Al in the Early Solar System by Oxygen Rich Cosmic Rays

NUCLEAR REACTIONS 12C(16O, X)26Al, E=45, 65, 140 MeV; measured residual decay associated βγ(t); deduced residual yield, astrophysical consequences.

doi: 10.1016/S0375-9474(97)00213-3
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1996HA26      Phys.Rev. C54, 1999 (1996)

K.I.Hahn, A.Garcia, E.G.Adelberger, P.V.Magnus, A.D.Bacher, N.Bateman, G.P.A.Berg, J.C.Blackmon, A.E.Champagne, B.Davis, A.J.Howard, J.Liu, B.Lund, Z.Q.Mao, D.M.Markoff, P.D.Parker, M.S.Smith, E.J.Stephenson, K.B.Swartz, S.Utku, R.B.Vogelaar, K.Yildiz

Structure of 18Ne and the Breakout from the Hot CNO Cycle

NUCLEAR REACTIONS, ICPND 12C(12C, 6He), E=80 MeV; 16O(3He, n), E=10.9-14.5 MeV; 20Ne(p, t), E=44, 88 MeV; measured σ(θ). 18Ne deduced levels, Γ, J, π. 14O(α, p), E(cm) ≤ 2.5 MeV; calculated astrophysical S-factor vs E, astrophysical reaction rate vs temperature.

doi: 10.1103/PhysRevC.54.1999
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1996VO07      Phys.Rev. C53, 1945 (1996)

R.B.Vogelaar, L.W.Mitchell, R.W.Kavanagh, A.E.Champagne, P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker, H.A.O'Brien

Constraining 26Al + p Resonances using 26Al(3He, d)27Si

NUCLEAR REACTIONS 26Al(3He, d), E=20 MeV; measured σ(Ed), σ(θ); deduced implications for 26Al(p, γ) stellar reaction rate, model parameters. 27Si deduced levels, resonance, spectroscopic factors.

doi: 10.1103/PhysRevC.53.1945
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1995HO25      Nucl.Instrum.Methods Phys.Res. B99, 346 (1995)

M.A.Hofstee, J.C.Blackmon, A.E.Champagne, N.P.T.Bateman, P.D.Parker, K.Yildiz, B.M.Young, R.B.Vogelaar, M.S.Smith, A.J.Howard

Investigating the Astrophysically Important E(x) = 2.646 MeV State in 20Na

NUCLEAR REACTIONS 20Ne(3He, t), E=27 MeV; measured triton spectra, tγ-coin. 20Na level deduced Γγ/Γ.

doi: 10.1016/0168-583X(95)00307-X
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1995RO22      Phys.Rev. C52, 1681 (1995)

J.G.Ross, J.Gorres, C.Iliadis, S.Vouzoukas, M.Wiescher, R.B.Vogelaar, S.Utku, N.P.T.Bateman, P.D.Parker

Indirect Study of Low-Energy Resonances in 31P(p, α)28Si and 35Cl(p, α)32S

NUCLEAR REACTIONS 31P, 35Cl(3He, d), E=25 MeV; measured particle spectra, γd-, (particle)d-coin; deduced (p, γ), (p, α) reaction rates for 31P, 35Cl. 36Ar deduced levels Γ, J, π, T. 32S deduced levels Γ, J, π, T, resonance strength.

doi: 10.1103/PhysRevC.52.1681
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1993LI12      Phys.Rev. C47, 1943 (1993)

H.Li, P.V.Magnus, M.S.Smith, P.D.Parker, J.A.Cizewski, C.S.Lee, D.Barker, C.Wesselborg, A.E.Champagne

Search for the K(π) = 1+ Two-Proton Band in 166Er

NUCLEAR REACTIONS 165Ho(α, t), E=40 MeV; 165Ho(3He, d), E=25 MeV; measured σ(θ), σ(Et), σ(Ed). 166Er deduced levels, J, π, K, configuration, band structure. DWBA analysis.

doi: 10.1103/PhysRevC.47.1943
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1993SM04      Phys.Rev. C47, 2740 (1993)

M.S.Smith, P.V.Magnus, K.I.Hahn, R.M.Curley, P.D.Parker, T.F.Wang, K.E.Rehm, P.B.Fernandez, S.J.Sanders, A.Garcia, E.G.Adelberger

Gamma Width of 14O(*)(5.17 MeV) and the Stellar 13N(p, γ)14O Reaction Rate

NUCLEAR REACTIONS 14N(p, n), E(cm)=11.67 MeV; measured σ(θ). 1H(14N, 14O), E=175 MeV; measured 14O momentum spectra; deduced 13N(p, γ)14O stellar reaction rate. 14O level deduced Γγ/Γ.

doi: 10.1103/PhysRevC.47.2740
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1992SM03      Nucl.Phys. A536, 333 (1992)

M.S.Smith, P.V.Magnus, K.I.Hahn, A.J.Howard, P.D.Parker, A.E.Champagne, Z.Q.Mao

A High-Resolution Study of the 20Ne(3He, t)20Na Reaction and the 19Ne(p, γ)20Na Reaction Rate

NUCLEAR REACTIONS 20Ne(3He, t), E=29.7 MeV; measured triton spectra; calculated temperature dependence of stellar 19Ne(p, γ)20Na reaction rate. 20Na deduced levels, Γ. Implanted targets, magnetic spectrograph.

doi: 10.1016/0375-9474(92)90386-X
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1991GA03      Phys.Rev. C43, 2012 (1991)

A.Garcia, E.G.Adelberger, P.V.Magnus, D.M.Markoff, K.B.Swartz, M.S.Smith, K.I.Hahn, N.Bateman, P.D.Parker

The ' Missing ' 3+ State of 18Ne and Explosive 17F(p, γ) Burning

NUCLEAR REACTIONS, ICPND 16O(3He, n), E=10.9 MeV; measured σ(θ) vs excitation energy. 18Ne deduced level, J, π. 17F(p, γ), E(cm) ≈ 100-800 MeV; calculated astrophysical S-factor vs E, reaction rate. Input from 16O(3He, n) data.

doi: 10.1103/PhysRevC.43.2012
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1990MA05      Nucl.Phys. A506, 332 (1990)

P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker, A.E.Champagne

Measurement of 15O(α, γ)19Ne Resonance Strengths

NUCLEAR REACTIONS 19F(3He, t), E=29.8 MeV; measured σ(Et), αt-coin. 19Ne levels deduced α-branching ratios. Magnetic spectrograph.

doi: 10.1016/0375-9474(90)90390-8
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1989CH44      Nucl.Phys. A505, 384 (1989)

A.E.Champagne, A.J.Howard, M.S.Smith, P.V.Magnus, P.D.Parker

The Effect of Weak Resonances on the 25Mg(p, γ)26Al Reaction Rate

NUCLEAR REACTIONS, ICPND 25Mg(3He, d), E=20.2 MeV; measured σ(θd); deduced 25Mg(p, γ) reaction rate temperature dependence. 26Al levels deduced S, Γp, resonance strengths. Enriched target.

doi: 10.1016/0375-9474(89)90382-5
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1989WA19      Nucl.Phys. A499, 546 (1989)

T.F.Wang, A.E.Champagne, J.D.Hadden, P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker

Proton Threshold States in 27Si and the Destruction of 26Al at Low Stellar Temperatures

NUCLEAR REACTIONS 27Al(3He, t), E=22.5, 26.3 MeV; measured σ(Et); 28Si(3He, α), E=22.4 MeV; measured σ(θ). 26Mg(3He, d), E=20.2 MeV; measured σ(θ). 26Mg(α, t), E=34.8 MeV; measured σ(Et); deduced 26Al(p, γ)27Si reaction rates. 27Al, 27Si deduced levels. Enriched 26Mg target, magnetic spectrograph.

doi: 10.1016/0375-9474(89)90545-9
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1987DI02      Phys.Rev. C35, 1304 (1987)

B.K.Dichter, P.D.Parker, S.J.Sanders, R.R.Betts, S.Saini

Search for Shape Isomers in 56Ni

NUCLEAR REACTIONS 40Ca(16O, 28Si), E=74.925-77.25 MeV; measured σ(θ), Q, σ(E). 56Ni deduced resonances, Γ. Other data input.

doi: 10.1103/PhysRevC.35.1304
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1987MA31      Nucl.Phys. A470, 206 (1987)

P.V.Magnus, M.S.Smith, P.D.Parker, R.E.Azuma, C.Campbell, J.D.King, J.Vise

Measurement of the 15N(α, γ)19F Resonances at E(cm)=536 keV and 542 keV

NUCLEAR REACTIONS 15N(α, γ), E(cm)=536, 542 keV; measured Eγ, Iγ. 19F resonances deduced γ transition strength.

doi: 10.1016/0375-9474(87)90128-X
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1986CH09      Nucl.Phys. A451, 498 (1986)

A.E.Champagne, A.B.McDonald, T.F.Wang, A.J.Howard, P.V.Magnus, P.D.Parker

Threshold States in 26Al Revisited

NUCLEAR REACTIONS 27Al(3He, α), 25Mg(3He, d), E=20 MeV; measured σ(E), dγ-coin. 26Al deduced levels, Γp. Enriched target.

doi: 10.1016/0375-9474(86)90073-4
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1985CH06      Phys.Rev. C31, 1023 (1985)

T.E.Chupp, R.T.Kouzes, A.B.McDonald, P.D.Parker, T.F.Wang, A.Howard

Total Width of the 5.17 MeV 1- State in 14O and the Hot-CNO Cycle

NUCLEAR REACTIONS 14N(3He, t), E=29.8 MeV; measured residual, triton momentum spectra. 14O level deduced Γ, Γγ/Γ, γ-branching ratio.

doi: 10.1103/PhysRevC.31.1023
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1984OS03      Nucl.Phys. A419, 115 (1984)

J.L.Osborne, C.A.Barnes, R.W.Kavanagh, R.M.Kremer, G.J.Mathews, J.L.Zyskind, P.D.Parker, A.J.Howard

Low-energy behavior of the 3He(α, γ)7Be cross section

NUCLEAR REACTIONS, ICPND 3He(α, γ), E=165-1169 keV; measured σ(E), Eγ, γ-branching ratio. 3He(α, γ), E(cm)=947, 1255 keV; measured σ(E). Enriched target.

doi: 10.1016/0375-9474(84)90288-4
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1983CH17      Nucl.Phys. A402, 159 (1983)

A.E.Champagne, A.J.Howard, P.D.Parker

Threshold States in 26Al (I). Experimental Investigations

NUCLEAR REACTIONS 25Mg(3He, d), (3He, 3He), 26Mg(α, α'), E=20 MeV; 25Mg(d, p), E=10 MeV; 27Al(3He, α), E=8.25 MeV; 24Mg(3He, p), E=6.9 MeV; measured σ(θd), σ(θp), σ(E, Eα), σ(θ), αγ-, pγ-coin, Eγ. 26Al, 26,25Mg deduced levels, J, π, L, S. Enriched target.

doi: 10.1016/0375-9474(83)90566-3
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1983CH18      Nucl.Phys. A402, 179 (1983)

A.E.Champagne, A.J.Howard, P.D.Parker

Threshold States in 26Al: (II). Extraction of Resonance Strengths

NUCLEAR REACTIONS 25Mg(p, γ), E=386-393 keV; measured σ(E). 26Al resonances deduced Γ, resonance strengths. R-matrix analysis.

doi: 10.1016/0375-9474(83)90567-5
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1983HI06      Phys.Rev. C27, 2902 (1983)

M.M.Hindi, J.H.Thomas, D.C.Radford, P.D.Parker

Cluster Strucutre of 8p-4h States in 20Ne

NUCLEAR REACTIONS 12C(12C, α), E=64, 80 MeV; measured αα(θ), ααγ(θ), σ(Eα). 20Ne levels deduced J, π, Γ, exit channel reduced widths, cluster structure, rotational band.

doi: 10.1103/PhysRevC.27.2902
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1983RA19      Phys.Lett. 126B, 24 (1983)

D.C.Radford, M.S.Rosenthal, P.D.Parker, J.A.Cizewski, J.H.Thomas, B.Haas, F.A.Beck, T.Byrski, J.C.Merdinger, A.Nourredine, Y.Schutz, J.P.Vivien, J.S.Dionisio, Ch.Vieu

Very High Spin States and Isomerism in 153Ho

NUCLEAR REACTIONS Pr(16O, xn), E=80-100 MeV; 122Sn(35Cl, xn), E=145-165 MeV; measured γ(θ), σ(Eγ, E), γγ-coin, (ce)(ce)(t). 153Ho deduced levels, J, π, T1/2, γ-branching, K-shell ICC, γ-multipolarity, B(E2), configurations.

doi: 10.1016/0370-2693(83)90008-4
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1982BA80      Rev.Mod.Phys. 54, 767 (1982)

J.N.Bahcall, W.F.Huebner, S.H.Lubow, P.D.Parker, R.K.Ulrich

Standard Solar Models and the Uncertainties in Predicted Capture Rates of Solar Neutrinos

doi: 10.1103/RevModPhys.54.767
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1982OS02      Phys.Rev.Lett. 48, 1664 (1982)

J.L.Osborne, C.A.Barnes, R.W.Kavanagh, R.M.Kremer, G.J.Mathews, J.L.Zyskind, P.D.Parker, A.J.Howard

Low-Energy 3He(α, γ)7Be Cross-Section Measurements

NUCLEAR REACTIONS, ICPND 3He(α, γ), E(cm)=165-1170 keV; measured absolute σ vs E, γ-branching ratio; deduced zero-energy intercept. Activation technique, 3He gas target.

doi: 10.1103/PhysRevLett.48.1664
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1981HI02      Phys.Lett. 99B, 33 (1981)

M.M.Hindi, J.H.Thomas, D.C.Radford, P.D.Parker

Direct Observation of a High Spin 12C + 8Be Cluster State in 20Ne

NUCLEAR REACTIONS 12C(12C, α), E=60-80 MeV; measured ααγ-coin, ααγ(θ). 20Ne deduced level, J, π, configuration, α-decay branching ratio.

doi: 10.1016/0370-2693(81)90798-X
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1980BE03      Phys.Rev. C21, 175 (1980)

R.R.Betts, M.M.Hindi, S.B.DiCenzo, P.D.Parker

Search for Fusion Oscillations in the 16O + 28Si System

NUCLEAR REACTIONS 28Si(16O, X), E=50-65 MeV; measured fragment production σ(E).

doi: 10.1103/PhysRevC.21.175
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1979MA26      Phys.Rev. C20, 1340 (1979)

L.M.Martz, S.J.Sanders, P.D.Parker, C.B.Dover

(6Li, t), (6Li, 3He), and (7Li, t) Reactions into the A = 19 Nuclei

NUCLEAR REACTIONS 15N(7Li, t), E=40 MeV; 16O(6Li, t), (6Li, 3He), E=46 MeV; measured σ(θ). 19Ne, 19F deduced levels; calculated triton-cluster states.

doi: 10.1103/PhysRevC.20.1340
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1979SA29      Phys.Rev. C20, 1743 (1979)

S.J.Sanders, L.M.Martz, P.D.Parker

Spectroscopy of High Spin States in 16O and 20Ne Using the (12C, 8Be)(α0) Reaction

NUCLEAR REACTIONS 16O, 12C(12C, α8Be), E=78 MeV; measured particle-particle (θ). 16O, 20Ne resonances deduced J, π, Γα0/Γ.

doi: 10.1103/PhysRevC.20.1743
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1979ZY02      Nucl.Phys. A320, 404 (1979)

J.L.Zyskind, P.D.Parker

Remeasurement of the Low-Energy Cross Section for the 15N(p, α0)12C Reaction

NUCLEAR REACTIONS 15N(p, α0), E=93-418 keV; measured σ(E, θ); deduced astrophysical S-factor. Enriched target.

doi: 10.1016/0375-9474(79)90197-0
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1976CO23      Phys.Rev. C14, 491 (1976)

M.E.Cobern, D.J.Pisano, P.D.Parker

Alpha-Transfer Reactions in Light Nuclei. III. (7Li, t) Stripping Reaction

NUCLEAR REACTIONS 12C, 14N, 16O, 20Ne(7Li, t), E=38 MeV; measured σ(E, θ). 12C, 14N, 20Ne(7Li, 7Li), E=36 MeV; measured σ(θ); deduced optical parameters. 16O, 20Ne levels deduced S(α).

doi: 10.1103/PhysRevC.14.491
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1976PI10      Phys.Rev. C14, 475 (1976)

D.J.Pisano, P.D.Parker

Alpha-Transfer Reactions in Light Nuclei. II. (3He, 7Be) Pickup Reaction

NUCLEAR REACTIONS 16O, 24Mg(3He, 7Be), E=25.5 MeV; 12C(3He, 7Be), E=25.5, 27.0, 29.0 MeV; measured σ(E(7Be), θ); deduced reaction mechanism. 20Ne levels deduced S. Hauser-Feshbach, CCBA analysis.

doi: 10.1103/PhysRevC.14.475
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1975PA08      Nucl.Phys. A250, 309 (1975)

P.D.Parker, A.J.Howard, D.R.Goosman

The 38Ar(p, d)37Ar Reaction

NUCLEAR REACTIONS 38Ar(p, d), E=26 MeV; measured σ(Ed, θ). 37Ar deduced levels, J, π, C2S. DWBA analysis.

doi: 10.1016/0375-9474(75)90261-4
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1974SK02      Phys.Rev. C9, 910 (1974)

B.M.Skwiersky, C.M.Baglin, P.D.Parker

Study of T = 3/2 States in 17F

NUCLEAR REACTIONS 16O(p, p'), (p, α), E=9.0-20.4 MeV; measured σ(E, θ), deduced optical model parameters. 17F deduced resonances, J, π, level-width.

doi: 10.1103/PhysRevC.9.910
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Note: The following list of authors and aliases matches the search parameter P.Parker: , P.D.PARKER, P.L.PARKER