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Search: Author = C.A.Barnes

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2006BU32 Nucl.Phys. A777, 254 (2006)

L.R.Buchmann, C.A.Barnes

Nuclear reactions in stellar helium burning and later hydrostatic burning stages

NUCLEAR REACTIONS ¹²C(α, α), E=2.5-8.3 MeV; analyzed σ, phase-shifts. ¹²C(α, γ), E=0.25-3.39, 6.5-8.5 MeV; analyzed σ, astrophysical S-factor, E1, E2 contributions and capture to ¹⁶O 6.9 MeV state. R-matrix analysis. Implications to stellar reaction rates discussed.

NUCLEAR STRUCTURE ¹²C, ¹⁶O; analyzed energy levels, spin, π. Implications to stellar reaction rates discussed.

RADIOACTIVITY ¹⁶N(β^-α); analyzed Eα, Iα.

doi: 10.1016/j.nuclphysa.2005.01.005
Citations: PlumX Metrics

2001RO17 Nucl.Phys. A688, 549c (2001)

D.Rogalla, M.Aliotta, C.A.Barnes, L.Campajola, A.D'Onofrio, L.Gialanella, U.Greife, G.Imbriani, A.Ordine, V.Roca, C.Rolfs, M.Romano, C.Sabbarese, D.Schurmann, F.Schumann, F.Strieder, S.Theis, F.Terrasi, H.P.Trautvetter

Recoil Separator ERNA: Improved measurements of the astrophysical key reaction ¹²C(α, γ)¹⁶O

NUCLEAR REACTIONS ¹²C(α, γ), E=low; analyzed data, future measurement discussed.

doi: 10.1016/S0375-9474(01)00784-9
Citations: PlumX Metrics

1999RO25 Eur.Phys.J. A 6, 471 (1999)

D.Rogalla, M.Aliotta, C.A.Barnes, L.Campajola, A.D'Onofrio, E.Fritz, L.Gialanella, U.Greife, G.Imbriani, A.Ordine, J.Ossmann, V.Roca, C.Rolfs, M.Romano, C.Sabbarese, D.Schurmann, F.Schumann, F.Strieder, S.Theis, F.Terrasi, H.P.Trautvetter

Recoil Separator ERNA: Ion beam specifications

doi: 10.1007/s100500050371
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1997BU12 Nucl.Phys. A621, 153c (1997)

L.Buchmann, R.E.Azuma, C.A.Barnes, J.Humblet, K.Langanke

Present Experimental Constraints on the Total S-Factor of ¹²C(α, γ)¹⁶O and Proposals for Future Experiments

NUCLEAR REACTIONS, ICPND ¹²C(α, γ), E not given; analyzed data; deduced astrophysical S-factor limits for E1, E2 transitions, implications for future experiments.

doi: 10.1016/S0375-9474(97)00229-7
Citations: PlumX Metrics

1996BU10 Phys.Rev. C54, 393 (1996)

L.Buchmann, R.E.Azuma, C.A.Barnes, J.Humblet, K.Langanke

Analysis of the Total ¹²C(α, γ)¹⁶O Cross Section Based on Available Angular Distributions and Other Primary Data

NUCLEAR REACTIONS, ICPND ¹²C(α, γ), E=stellar; analyzed σ(E); deduced different multipoles associated astrophysical S-factor vs E. R-, K-matrix approaches.

doi: 10.1103/PhysRevC.54.393
Citations: PlumX Metrics

1996LA06 Phys.Lett. 369B, 211 (1996)

K.Langanke, T.D.Shoppa, C.A.Barnes, C.Rolfs

Energy Loss, Electron Screening and the Astrophysical ³He(d, p)⁴He Cross Section

NUCLEAR REACTIONS, ICPND ³He(d, p), E=0-40 keV; analyzed data; deduced astrophysical S-factor vs E. Proton, deuteron beams energy loss in helium gas.

doi: 10.1016/0370-2693(96)00066-4
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1995BA50 Nucl.Phys. A588, 295c (1995)

C.A.Barnes, and the TRIUMF {+16}N Collaboration

The β-Delayed α-Spectrum of ¹⁶N, and Its Role in Defining the Astrophysical Cross Section for ¹²C(α, γ)¹⁶O

RADIOACTIVITY ¹⁶N(β^-); analyzed β-delayed α-decay data; deduced improved E1 α-capture σ for ¹²C.

doi: 10.1016/0375-9474(95)00153-R
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1994AZ03 Phys.Rev. C50, 1194 (1994); Erratum Phys.Rev. C56, 1655 (1997)

R.E.Azuma, L.Buchmann, F.C.Barker, C.A.Barnes, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, R.G.Korteling, P.McNeely, J.Powell, G.Roy, J.Vincent, T.R.Wang, S.S.M.Wong, P.R.Wrean

Constraints on the Low-Energy E1 Cross Section of ¹²C(α, γ)¹⁶O from the β-Delayed α Spectrum of ¹⁶N

RADIOACTIVITY ¹⁶N(β^-) [from on-line separation]; measured β-delayed α-spectrum, (α)(¹²C)-coin; deduced R-matrix, K-matrix level parameters relevant to ¹²C(α, γ) reaction. Thin Si surface barrier detector.

NUCLEAR REACTIONS, ICPND ¹²C(α, γ), E(cm) ≤ 3 MeV; calculated E1 part of astrophysical S-factor, σ(E); deduced R-matrix, K-matrix level parameters. Data of β^--delayed α-spectrum of ¹⁶N-decay input.

doi: 10.1103/PhysRevC.50.1194
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1994GR33 Nucl.Instrum.Methods Phys.Res. A350, 327 (1994)

U.Greife, C.Arpesella, C.A.Barnes, F.Bartolucci, E.Bellotti, C.Broggini, P.Corvisiero, G.Fiorentini, A.Fubini, G.Gervino, F.Gorris, C.Gustavino, M.Junker, R.W.Kavanagh, A.Lanza, G.Mezzorani, P.Prati, P.Quarati, W.S.Rodney, C.Rolfs, W.H.Schulte, H.P.Trautvetter, D.Zahnow

Laboratory for Underground Nuclear Astrophysics (LUNA)

NUCLEAR REACTIONS, ICPND ²H(d, n), (d, p), E=10 keV; ²H(³He, p), E=70 keV; measured spectra. ²H(³He, p), E ≤ 40 keV; ³He(³He, 2p), E ≤ 160 keV; measured astrophysical S-factor vs E. Windowless gas target system, close geometry detector telescopes.

doi: 10.1016/0168-9002(94)91182-7
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1993BA21 Phys.Rev. C48, 479 (1993)

C.A.Barnes, S.E.Koonin, K.Langanke

Comment on ' Shadow Model for Sub-Barrier Fusion Applied to Light Systems '

NUCLEAR REACTIONS, ICPND ³He(³He, 2p), E ≤ 350 keV; calculated astrophysical S-factor vs E; deduced shadow model inconsistensies.

doi: 10.1103/PhysRevC.48.479
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1993BU03 Phys.Rev.Lett. 70, 726 (1993)

L.Buchmann, R.E.Azuma, C.A.Barnes, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, R.G.Korteling, P.McNeely, J.Powell, G.Roy, J.Vincent, T.R.Wang, S.S.M.Wong, P.R.Wrean

β-Delayed α Spectrum of ¹⁶N and the ¹²C(α, γ)¹⁶O Cross Section at Low Energies

RADIOACTIVITY ¹⁶N(β^-); measured β-delayed Eα, Iα, α(¹²C)-coin; deduced E1 part of ¹²C(α, γ) reaction, astrophysical S-factor.

doi: 10.1103/PhysRevLett.70.726
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1993BU18 J.Phys.(London) G19, S115 (1993)

L.Buchmann, R.E.Azuma, C.A.Barnes, A.Chen, J.Chen, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, R.Korteling, P.McNeely, J.Powell, G.Roy, M.Trinczek, J.Vincent, P.R.Wrean, S.S.M.Wong

The β-Delayed α Spectrum of ¹⁶N and the Low-Energy Extrapolation of the ¹²C(α, γ)¹⁶O Cross Section

RADIOACTIVITY ¹⁶N(β^-); measured β-delayed Eα, Iα, βα-coin; deduced ¹²C(α, γ) reaction σ(E=low) implications.

doi: 10.1088/0954-3899/19/S/010
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1993BU21 Nucl.Instrum.Methods Phys.Res. B79, 330 (1993)

L.Buchmann, R.E.Azuma, C.A.Barnes, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, R.Korteling, P.McNeely, J.Powell, G.Roy, J.Vincent, S.S.M.Wong, P.R.Wrean

A Study of Beta Delayed Alpha Emission from ¹⁶N

RADIOACTIVITY ¹⁶N(β^-); measured β-delayed α(¹²C)-coin. ^18,17N(β^-); measured β-delayed Eα, Iα; deduced ¹²C(α, γ) reaction p-wave capture amplitude.

doi: 10.1016/0168-583X(93)95357-B
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1993KA01 Phys.Rev. C47, 29 (1993)

J.E.Kammeraad, J.Hall, K.E.Sale, C.A.Barnes, S.E.Kellogg, T.R.Wang

Measurement of the Cross-Section Ratio ³H(d, γ)⁵He/³H(d, α)n at 100 keV

NUCLEAR REACTIONS ³H(d, γ), (d, α), E=100 keV; ²H(³He, γ), (³He, α), E=400 keV; measured particle spectra, count rates; deduced σ ratio for ³H(d, γ) relative to ³H(d, α). NaI detector array, Monte Carlo calculations of detector response to gamma-rays and neutrons.

doi: 10.1103/PhysRevC.47.29
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0149.

1992GO14 Nucl.Phys. A548, 414 (1992)

J.Gorres, S.Graff, M.Wiescher, R.E.Azuma, C.A.Barnes, T.R.Wang

Alpha Capture on ¹⁴C and Its Astrophysical Implications

NUCLEAR REACTIONS ¹⁴C(α, γ), E=1.14-2.23 MeV; measured γ yield vs E; deduced reaction mechanisms. ¹⁸O deduced transitions, resonance strengths. Astrophysical implications.

doi: 10.1016/0375-9474(92)90692-D
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0562.

1992IL01 Nucl.Phys. A539, 97 (1992)

C.Iliadis, U.Giesen, J.Gorres, M.Wiescher, S.M.Graff, R.E.Azuma, C.A.Barnes

Direct Proton Capture on ³²S

NUCLEAR REACTIONS, ICPND ³²S(p, γ), E=0.4-2 MeV; measured Eγ, Iγ, absolute γ yield vs E; deduced stellar reaction rate. ³³Cl levels deduced C²S.

doi: 10.1016/0375-9474(92)90237-E
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0795.

1991IL01 Nucl.Phys. A533, 153 (1991)

C.Iliadis, U.Giesen, J.Gorres, S.Graff, M.Wiescher, R.E.Azuma, J.King, M.Buckby, C.A.Barnes, T.R.Wang

The Reaction Branching ³¹P(p, γ)/³¹P(p, α) in the rp-Process

NUCLEAR REACTIONS, ICPND ³¹P(p, γ), E=0.28-0.62 MeV; ³¹P(p, α), E=0.28-0.45 MeV; measured σ(E), relative yield. ³²S, ²⁸Si deduced resonances, J, π, resonance strengths. Hauser-Feshbach calculations.

doi: 10.1016/0375-9474(91)90824-P
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0793.

1990GO25 Nucl.Phys. A517, 329 (1990)

J.Gorres, S.Graff, M.Wiescher, R.E.Azuma, C.A.Barnes, H.W.Becker, T.R.Wang

Proton Capture on ¹⁴C and Its Astrophysical Implications

NUCLEAR REACTIONS, ICPND ¹⁴C(p, γ), E=250-740 KeV; measured γ-spectra, σ(E); deduced astrophysical S-factor vs E. ¹⁵N deduced resonances, γ-branching ratio, resonance strength.

doi: 10.1016/0375-9474(90)90038-N
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0561.

1989GO01 Phys.Rev. C39, 8 (1989)

J.Gorres, M.Wiescher, S.Graff, R.B.Vogelaar, B.W.Filippone, C.A.Barnes, S.E.Kellogg, T.R.Wang, B.A.Brown

Search for Resonances in the ²²Na(p, γ)²³Mg Reaction

NUCLEAR REACTIONS ²²Na(p, γ), E=0.4-1.27 MeV; measured γ-yield. ²³Mg levels deduced upper limits for resonance strengths, Iγ. Radioactive ²²Na target.

doi: 10.1103/PhysRevC.39.8
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0565.

1989LE29 Nature(London) 340, 525 (1989)

N.S.Lewis, C.A.Barnes, M.J.Heben, A.Kumar, S.R.Lunt, G.E.McManis, G.M.Miskelly, R.M.Penner, M.J.Sailor, P.G.Santangelo, G.A.Shreve, B.J.Tufts, M.G.Youngquist, R.W.Kavanagh, S.E.Kellogg, R.B.Vogelaar, T.R.Wang, R.Kondrat, R.New

Searches for Low-Temperature Nuclear Fusion of Deuterium in Palladium

doi: 10.1038/340525a0
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1988KR06 Phys.Rev.Lett. 60, 1475 (1988)

R.M.Kremer, C.A.Barnes, K.H.Chang, H.C.Evans, B.W.Filippone, K.H.Hahn, L.W.Mitchell

Coincidence Measurement of the ¹²C(α, γ)¹⁶O Cross Section at Low Energies

NUCLEAR REACTIONS, ICPND ¹²C(α, γ), E(cm)=1.29-3 MeV; measured γ-spectra, γ(recoil)-coin; deduced γ yields, dipole capture σ(E), S-factor vs E.

doi: 10.1103/PhysRevLett.60.1475
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1629.

1988TR01 Nucl.Phys. A483, 406 (1988)

S.Trentalange, S.-C.Wu, J.L.Osborne, C.A.Barnes

Elastic Scattering and Fusion Cross Sections of ¹³C + ¹³C

NUCLEAR REACTIONS, ICPND ¹³C(¹³C, X), E(cm)=3.26-8 MeV; measured σ, γ-ray yields from ¹⁸O, ^21,22Ne, ²⁴Na, ^24,25Mg; deduced total fusion σ, elastic σ(E), σ(θ). Optical, incoming wave boundary condition models.

doi: 10.1016/0375-9474(88)90543-X
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0821.

1987BA58 Phys.Lett. 197B, 315 (1987)

C.A.Barnes, K.H.Chang, T.R.Donoghue, C.Rolfs, J.Kammeraad

The ²H(d, γ)⁴He Reaction at Low Energy and the D-State Admixture in ⁴He

NUCLEAR REACTIONS, ICPND ²H(d, γ), E(cm)=50-500 keV; measured σ(θ), σ(E); deduced dominant radiative capture amplitude character, astrophysical S-factor vs E. ⁴He deduced D-State admixture.

doi: 10.1016/0370-2693(87)90391-1
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1281.

1987PA07 Phys.Rev. C35, 1119 (1987)

S.A.Page, H.C.Evans, G.T.Ewan, S.-P.Kwan, J.R.Leslie, J.D.MacArthur, W.McLatchie, P.Skensved, S.-S.Wang, H.-B.Mak, A.B.McDonald, C.A.Barnes, T.K.Alexander, E.T.H.Clifford

Weak Pion-Nucleon Coupling Strength: New constraint from parity mixing in ¹⁸F

NUCLEAR REACTIONS ¹⁶O(³He, p), E=4.05 MeV; measured γ CP; deduced weak pion-nucleon coupling strength. ¹⁹F levels deduced parity mixing.

doi: 10.1103/PhysRevC.35.1119
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1985EV03 Phys.Rev.Lett. 55, 791 (1985)

H.C.Evans, G.T.Ewan, S.-P.Kwan, J.R.Leslie, J.D.MacArthur, H.-B.Mak, W.McLatchie, S.A.Page, P.Skensved, S.-S.Wang, A.B.McDonald, C.A.Barnes, T.K.Alexander, E.T.H.Clifford

Parity Mixing of 0⁺ and 0^- Levels in ¹⁸F

NUCLEAR REACTIONS ¹⁶O(³He, p), E=4.05 MeV; measured Eγ, Iγ, γ CP; deduced weak pion-nucleon coupling constant. ¹⁸F transition deduced parity nonconserving matrix element.

doi: 10.1103/PhysRevLett.55.791
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1985TH03 Phys.Rev. C31, 1980 (1985)

J.Thomas, Y.T.Chen, S.Hinds, K.Langanke, D.Meredith, M.Olson, C.A.Barnes

Sub-Barrier Fusion of ¹⁶O with ^16,18O

NUCLEAR REACTIONS, ICPND ¹⁶O(¹⁶O, X), (¹⁸O, X), (¹⁸O, ¹⁸O'), E=13.5-25 MeV; measured γ yields; deduced fusion, inelastic σ(E), thickness function energy dependence.

doi: 10.1103/PhysRevC.31.1980
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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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0737.

1984WU04 Nucl.Phys. A422, 373 (1984)

S.-C.Wu, C.A.Barnes

Fusion and Elastic Scattering Cross Sections for the ¹⁶O + ¹⁶O Reactions near the Coulomb Barrier

NUCLEAR REACTIONS, ICPND ¹⁶O(¹⁶O, X), (¹⁶O, ¹⁶O), E(cm)=7-12 MeV; measured Eγ, Iγ, elastic σ(E), σ(θ); deduced reaction σ, production σ(E) for ^28,30Si, ^30,31P, ³¹S, ²⁷Al, ²⁴Mg, astrophysical S-factor. Statistical, incoming wave boundary condition models.

doi: 10.1016/0375-9474(84)90523-2
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1269.

1983EA01 Nucl.Phys. A396, 221c (1983)

E.D.Earle, A.B.McDonald, E.G.Adelberger, K.A.Snover, H.E.Swanson, R.von Lintig, H.B.Mak, C.A.Barnes

Parity Mixing in ²¹Ne; Evidence for weak neutral currents in nuclei

NUCLEAR STRUCTURE ^18,19F, ²¹Ne; analyzed data; deduced isoscalar, isovector weak nucleon-nucleon coupling constants.

NUCLEAR REACTIONS ²¹Ne(p, p'γ), E=4.08 MeV; measured Eγ, Iγ, γ CP; deduced isoscalar, isovector weak nucleon-nucleon coupling constants. ²¹Ne levels deduced parity mixing matrix element. Parity mixing input from ^19,18F data.

doi: 10.1016/0375-9474(83)90021-0
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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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0155.

1980ZY01 Nucl.Phys. A343, 295 (1980)

J.L.Zyskind, C.A.Barnes, J.M.Davidson, W.A.Fowler, R.E.Marrs, M.H.Shapiro

Competition Effects in Proton-Induced Reactions on ⁵¹V

NUCLEAR REACTIONS ⁵¹V(p, γ), (p, n), E=0.93-4.47 MeV; measured σ(E). Hauser-Feshbach calculations. Natural targets, Ge(Li), BF₃ detectors.

doi: 10.1016/0375-9474(80)90654-5
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0627.

1979ZY01 Nucl.Phys. A315, 430 (1979)

J.L.Zyskind, J.M.Davidson, M.T.Esat, R.H.Spear, M.H.Shapiro, W.A.Fowler, C.A.Barnes

Cross Section Measurements and Thermonuclear Reaction Rates for ⁴⁸Ca(p, γ)⁴⁹Sc and ⁴⁸Ca(p, n)⁴⁸Sc

NUCLEAR REACTIONS ⁴⁸Ca(p, γ), ⁴⁸Ca(p, n), E=0.58-2.67 MeV; measured σ(E); deduced thermonuclear reaction rates as function of temperature. Hauser-Feshbach calculations. Enriched target. Ge(Li), BF₃ long counter.

doi: 10.1016/0375-9474(79)90620-1
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0670.

1978BA08 Phys.Rev.Lett. 40, 840 (1978)

C.A.Barnes, M.M.Lowry, J.M.Davidson, R.E.Marrs, F.B.Morinigo, B.Chang, E.G.Adelberger, H.E.Swanson

Search for Neutral-Weak-Current Effects in the Nucleus ¹⁸F

NUCLEAR REACTIONS ¹⁶O(³He, pγ), E=4 MeV. ¹⁸F measured CP for transitions.

doi: 10.1103/PhysRevLett.40.840
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1978SN01 Phys.Rev.Lett. 41, 145 (1978)

K.A.Snover, R.von Lintig, E.G.Adelberger, H.E.Swanson, T.A.Trainor, A.B.McDonald, E.D.Earle, C.A.Barnes

Upper Limit on Parity Mixing in ²¹Ne

NUCLEAR REACTIONS ²¹Ne(p, p'), E=4.08 MeV; measured parity nonconserving γ-CP. ²¹Ne levels deduced parity-mixing matrix element.

doi: 10.1103/PhysRevLett.41.145
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1978WU05 Nucl.Phys. A312, 177 (1978)

S.-C.Wu, J.C.Overley, C.A.Barnes, Z.E.Switkowski

¹⁴N + ¹⁰B Fusion and Elastic Scattering Cross Section Measurements Near the Interaction Barrier

NUCLEAR REACTIONS ¹⁰B(¹⁴N, X), E(cm)=2.9-7.5 MeV; measured σ, γ-ray yields from ¹⁶O, ¹⁹F, ^19,20,21,22Ne, ^22,23Na, ²³Mg; deduced total fusion σ. ¹⁰B(¹⁴N, ¹⁴N), E(cm)=4.3-9.1 MeV; measured σ(74.4°). ¹⁰B(¹⁴N, ¹⁴N), E(cm)=3.3-8.3 MeV; measured σ(90.0°). Enriched target. Incoming wave boundary calculations analysis.

doi: 10.1016/0375-9474(78)90583-3
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetB0141.

1977SW05 Nucl.Phys. A289, 236 (1977)

Z.E.Switkowski, Shiu-Chin Wu, J.C.Overley, C.A.Barnes

⁹Be + ¹²C, ⁹Be + ¹⁶O, ⁹Be + ¹⁹F Reactions at Energies below the Barrier

NUCLEAR REACTIONS ⁹Be(¹⁶O, ⁸Be), (¹⁶O, n), (¹⁶O, p), (¹⁶O, pn), (¹⁶O, α), (¹⁶O, nα), E=5-14.5 MeV; measured γ-yields; deduced n-transfer, fusion σ(E). ⁹Be(¹²C, ¹³C), E=3.5-9.5 MeV; ⁹Be(¹⁹F, ²⁰F), E=7-16 MeV; measured σ(E). Optical model, incoming wave analysis. Ge(Li) detector sub-barrier energies.

doi: 10.1016/0375-9474(77)90531-0
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1976CU04 Nucl.Phys. A266, 461 (1976)

B.Cujec, C.A.Barnes

Total Reaction Cross Section for ¹²C + ¹⁶O below the Coulomb Barrier

NUCLEAR REACTIONS ¹²C(¹⁶O, X), E(cm)=4-11.78 MeV; measured total reaction σ, σ(E); deduced interaction potential. ²⁸Si levels deduced S.

doi: 10.1016/0375-9474(76)90370-5
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1974DY02 Nucl.Phys. A233, 495 (1974)

P.Dyer, C.A.Barnes

The ¹²C(α, γ)¹⁶O Reaction and Stellar Helium Burning

NUCLEAR REACTIONS ¹²C(α, γ), E=1.41-2.94 MeV(cm); measured σ(E;Eγ, θ); deduced astrophysical cross sections. Enriched target.

doi: 10.1016/0375-9474(74)90470-9
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1589.

1974MA33 Nucl.Phys. A226, 493 (1974)

H.-B.Mak, D.Ashery, C.A.Barnes

Cross Sections of the ²¹Ne(α, n)²⁴Mg and ²²Ne(α, n)²⁵Mg Reactions at Low Energies of Astrophysical Interest

NUCLEAR REACTIONS ^21,22Ne(α, n), E < 3 MeV; measured σ(E); deduced astrophysical S(E). Enriched targets.

doi: 10.1016/0375-9474(74)90496-5
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1973BA73 Nucl.Phys. A217, 125 (1973)

C.A.Barnes, D.B.Nichols

A Direct Determination of the Energy Release for the 3α Breakup of the Second-Excited State of ¹²C

RADIOACTIVITY ¹²B [from ¹¹B(d, p)]; measured Eα. ¹²C level deduced Q(3α-decay). Enriched target.

doi: 10.1016/0375-9474(73)90627-1
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1972JE02 Nucl.Phys. A185, 209 (1972)

H.B.Jensen, H.B.Mak, C.A.Barnes

Threshold Energy for the Reaction ¹⁵N(p, n)¹⁵O and the Mass of ¹⁵O

NUCLEAR REACTIONS ¹⁵N(p, n), E=3.765-3.782 MeV; measured σ(Ep), deduced threshold. ¹⁵O deduced mass excess. Enriched target.

doi: 10.1016/0375-9474(72)90560-X
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1969AD02 Nucl.Phys. A124, 49(1969)

E.G.Adelberger, A.B.McDonald, C.A.Barnes

A Study of Low-Lying T = 3/2 and T = 2 States in Some Light Nuclei (I)

NUCLEAR REACTIONS ¹¹B, ¹⁵N, ¹⁸O, ¹⁹F, ²²Ne(³He, n), E=4.2-13.5 MeV; measured σ(En, θ). ¹³N, ¹⁷F, ²⁰Ne, ²¹Na, ²⁴Mg deduced levels, T, level-width, J, π, L. Enriched targets.

doi: 10.1016/0375-9474(69)90520-X
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1969AD03 Nucl.Phys. A131, 430 (1969)

A.Adams, M.H.Shapiro, W.M.Denny, E.G.Adelberger, C.A.Barnes

The ¹⁸O(α, γ)²²Ne Reaction

NUCLEAR REACTIONS ¹⁸O(α, γ), E=2.15-3.70 MeV; measured σ(Eα;θ). Enriched target.

doi: 10.1016/0375-9474(69)90546-6
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1968HE03 Phys.Letters 26B, 435 (1968)

D.C.Hensley, P.H.Nettles, C.A.Barnes

T = 2 States in ¹⁶N

NUCLEAR STRUCTURE ¹⁴C, ¹⁶N; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(68)90588-1
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1968ST25 Proc.Intern.Conf.Hyperfine Struct.Nucl.Radiations, Asilomar, Pacific Grove, Calif. (1967), E.Matthias, D.A.Shirley, Eds., North-Holland Publ.Co., Amsterdam, p.699 (1968)

R.G.Stokstad, R.A.Moline, C.A.Barnes, F.Boehm, A.Winther

Hyperfine Fields of Fluorine in Ni and Gd

NUCLEAR REACTIONS ¹⁹F(α, α'γ), E = 4.1 MeV; Cu, Ni(¹⁹F, ¹⁹F'γ), E = 30 MeV; measured γγ(θ, H, t); deduced hyperfine fields in Ni, Gd. ¹⁹F level deduced g, T_1/2.

1967BA59 Intern.Nucl.Phys.Conf., Gatlinburg, Tenn.(1966), R.L.Becker, C.D.Goodman, P.H.Stelson, A.Zucker, Eds., Academic Press, New York, p.261(1967)

C.A.Barnes, E.G.Adelberger, D.C.Hensley, A.B.MacDonald

The Nuclear Masses of C⁹ and the Corresponding Analog State of B⁹

NUCLEAR STRUCTURE ⁹C; measured not abstracted; deduced nuclear properties.

1966AD07 Phys.Letters 23, 474 (1966)

E.G.Adelberger, C.A.Barnes

T=3/2 Levels in ¹⁷F

NUCLEAR STRUCTURE ¹⁵N, ¹⁷F; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-9163(66)90780-3
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1962BA26 Phys.Rev. 127, 583 (1962)

R.K.Bardin, C.A.Barnes, W.A.Fowler, P.A.Seeger

ft Value of O¹⁴ and the Universality of the Fermi Interaction

NUCLEAR STRUCTURE ¹⁴O, ¹²C; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.127.583
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1962NO02 Phys.Rev. 125, 321 (1962)

M.E.Nordberg, Jr., F.B.Morinigo, C.A.Barnes

Comparison of the Beta-Alpha Angular Correlations in the Li⁸ and B⁸ Beta Decays, and the Conserved Vector Current Theory

NUCLEAR STRUCTURE ⁸Li, ⁸B; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.125.321
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1962TO02 Bull.Am.Phys.Soc. 7, No.4, 268, CB2 (1962)

T.A.Tombrello, P.D.Parker, C.A.Barnes

Scattering of He³ from He⁴

NUCLEAR STRUCTURE ⁴He; measured not abstracted; deduced nuclear properties.

1960BA36 Phys.Rev.Letters 5, 323 (1960)

R.K.Bardin, C.A.Barnes, W.A.Fowler, P.A.Seeger

ft Value of O¹⁴ and the Universal Fermi Interaction

NUCLEAR STRUCTURE ¹⁴O; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.5.323
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1960NO01 Phys.Rev.Letters 4, 23 (1960)

M.E.Nordberg, B.Povh, C.A.Barnes

Beta-Alpha Angular Correlation in B⁸ and Li⁸

NUCLEAR STRUCTURE ⁸Li, ⁸B; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.4.23
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1960NO05 Phys.Rev.Letters 5, 321 (1960)

M.E.Nordberg, F.B.Morinigo, C.A.Barnes

Comparison of the β-α Angular Correlations in Li⁸ and B⁸

NUCLEAR STRUCTURE ⁸B, ⁸Li; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.5.321
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1958BA38 Bull.Am.Phys.Soc. 3, No.5, 326, K2 (1958)

C.A.Barnes, W.A.Fowler, H.B.Greenstein, C.C.Lauritsen, M.E.Nordberg

1958BA40 Phys.Rev.Letters 1, 328 (1958)

C.A.Barnes, W.A.Fowler, H.B.Greenstein, C.C.Lauritsen, M.E.Nordberg

Nature of the Li⁸ Beta-Decay Interaction

doi: 10.1103/PhysRevLett.1.328
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1958KA31 Phys.Rev. 112, 503 (1958)

R.W.Kavanagh, C.A.Barnes

Boron Plus Deuteron Reactions

doi: 10.1103/PhysRev.112.503
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1958LA08 Phys.Rev.Letters 1, 326 (1958)

T.Lauritsen, C.A.Barnes, W.A.Fowler, C.C.Lauritsen

Angular Correlation of Alpha Particles from Decay of Li⁸

doi: 10.1103/PhysRevLett.1.326
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1957BO65 Phys.Rev. 108, 1497 (1957)

F.Boehm, T.B.Novey, C.A.Barnes, B.Stech

Positron Polarization in a Mirror Transition

doi: 10.1103/PhysRev.108.1497
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1955BA14 Phys.Rev. 100, 1796A (1955)

C.A.Barnes, R.W.Kavanagh

15-MeV Gamma Radiation from B¹¹ + d

doi: 10.1103/PhysRev.100.1796A
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1955BA94 Phys.Rev. 97, 1226 (1955)

C.A.Barnes

Gamma Radiation from the Inelastic Scattering of Protons by F¹⁹

NUCLEAR REACTIONS ¹⁹F(p, pγ), E=650-1750 keV; measured Eγ, Iγ. ²⁰Ne; deduced levels, J, π, resonance parameters, γ-ray yields, σ.

doi: 10.1103/PhysRev.97.1226
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1954TH41 Phys.Rev. 94, 1076 (1954)

J.Thirion, C.A.Barnes, C.C.Lauritsen

Low Excited States of F¹⁹. II. Lifetime Measurements

doi: 10.1103/PhysRev.94.1076
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