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NSR database version of April 11, 2024.

Search: Author = C.Akers

Found 15 matches.

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2022LO01      Phys.Rev.Lett. 128, 042701 (2022)

G.Lotay, A.Lennarz, C.Ruiz, C.Akers, A.A.Chen, G.Christian, D.Connolly, B.Davids, T.Davinson, J.Fallis, D.A.Hutcheon, P.Machule, L.Martin, D.J.Mountford, A.St.J.Murphy

Radiative Capture on Nuclear Isomers: Direct Measurement of the ^26mAl(p, γ)²⁷Si Reaction

NUCLEAR REACTIONS ¹H(²⁶Al, γ), E=390 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance energies and parameters, astrophysical reaction rates. Comparison with available data.

doi: 10.1103/PhysRevLett.128.042701
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2724. Data from this article have been entered in the XUNDL database. For more information, click here.

2020FA06      Phys.Lett. B 807, 135575 (2020)

J.Fallis, C.Akers, A.M.Laird, A.Simon, A.Spyrou, G.Christian, D.Connolly, U.Hager, D.A.Hutcheon, A.Lennarz, P.O'Malley, S.J.Quinn, J.Riley, A.Rojas, C.Ruiz, M.Williams

First measurement in the Gamow window of a reaction for the γ process in inverse kinematics: ⁷⁶Se(α, γ)⁸⁰Kr

NUCLEAR REACTIONS ⁴He(⁷⁶Se, γ)⁸⁰Kr, E=1.4-1.5 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ, reaction rates. Comparison with calculations.

doi: 10.1016/j.physletb.2020.135575
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2580.

2019TA20      Phys.Lett. B 798, 134894 (2019)

M.P.Taggart, C.Akers, A.M.Laird, U.Hager, C.Ruiz, D.A.Hutcheon, M.A.Bentley, J.R.Brown, L.Buchmann, A.A.Chen, J.Chen, K.A.Chipps, A.Choplin, J.M.D'Auria, B.Davids, C.Davis, C.Aa.Diget, L.Erikson, J.Fallis, S.P.Fox, U.Frischknecht, B.R.Fulton, N.Galinski, U.Greife, R.Hirschi, D.Howell, L.Martin, D.Mountford, A.St.J.Murphy, D.Ottewell, M.Pignatari, S.Reeve, G.Ruprecht, S.Sjue, L.Veloce, M.Williams

A direct measurement of the ¹⁷O(α, γ)²¹Ne reaction in inverse kinematics and its impact on heavy element production

NUCLEAR REACTIONS ⁴He(¹⁷O, γ)²¹Ne, E=160, 202, 290, 360 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance strengths, S-factors, astrophysical reaction rates.

doi: 10.1016/j.physletb.2019.134894
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2420. Data from this article have been entered in the XUNDL database. For more information, click here.

2018CH08      Phys.Rev. C 97, 025802 (2018)

G.Christian, G.Lotay, C.Ruiz, C.Akers, D.S.Burke, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, J.Fallis, U.Hager, D.Hutcheon, A.Mahl, A.Rojas, X.Sun

Direct measurement of astrophysically important resonances in ³⁸K(p, γ) ³⁹Ca

NUCLEAR REACTIONS ¹H(³⁸K, γ)³⁹Ca, E=15.58, 20.56, 27.17 MeV, [³⁸K secondary beam produced at ISAC-I, TRIUMF facility by impinging 500 MeV protons on a high-power TiC production target]; measured recoils using DRAGON spectrometer, prompt Eγ, Iγ, (recoil)γ-coin using bismuth-germanate scintillator array for γ detection. Windowless hydrogen gas target; deduced energies of resonances, resonance strengths for the 386-, 515- and 689-keV proton resonances, astrophysical reaction rates for temperature range of 150-500 MK, abundances of ³⁸Ar, ³⁹K, and ⁴⁰Ca in the hottest oxygen-neon novae.

doi: 10.1103/PhysRevC.97.025802
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2284. Data from this article have been entered in the XUNDL database. For more information, click here.

2018CO04      Phys.Rev. C 97, 035801 (2018)

D.Connolly, P.D.O'Malley, C.Akers, A.A.Chen, G.Christian, B.Davids, L.Erikson, J.Fallis, B.R.Fulton, U.Greife, U.Hager, D.A.Hutcheon, S.Ilyushkin, A.M.Laird, A.Mahl, C.Ruiz

Direct measurement of resonance strengths in ³⁴S(α, γ)³⁸Ar at astrophysically relevant energies using the DRAGON recoil separator

NUCLEAR REACTIONS ⁴He(³⁴S, γ)³⁸Ar, E=20.23-25.75 MeV; measured Eγ, Iγ, ³⁴S and ³⁸Ar recoils, (recoil)γ-coin using DRAGON recoil mass separator at ISAC-I, TRIUMF. ³⁸Ar; deduced levels, resonance energies, resonance strengths, thermonuclear reaction rates. Comparison with theoretical calculations using NON-SMOKER Hauser-Feshbach statistical model, and REACLIB and STARLIB library rates.

doi: 10.1103/PhysRevC.97.035801
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2283. Data from this article have been entered in the XUNDL database. For more information, click here.

2017WI14      Phys.Rev.Lett. 119, 242701 (2017)

R.Wilkinson, G.Lotay, A.Lennarz, C.Ruiz, G.Christian, C.Akers, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, D.A.Hutcheon, D.Jedrejcic, A.M.Laird, L.Martin, E.McNeice, J.Riley, M.Williams

Direct Measurement of the Key E_c.m. = 456 keV Resonance in the Astrophysical ¹⁹Ne(p, γ)²⁰Na Reaction and Its Relevance for Explosive Binary Systems

NUCLEAR REACTIONS H(¹⁹Ne, γ), E=9.24 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ. ¹⁹Ne, ²⁰Na; deduced resonance parameters, reaction rates. Comparison with available data.

doi: 10.1103/PhysRevLett.119.242701
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2292. Data from this article have been entered in the XUNDL database. For more information, click here.

2017YA05      Phys.Lett. B 766, 11 (2017)

H.Yamaguchi, D.Kahl, S.Hayakawa, Y.Sakaguchi, K.Abe, T.Nakao, T.Suhara, N.Iwasa, A.Kim, D.H.Kim, S.M.Cha, M.S.Kwag, J.H.Lee, E.J.Lee, K.Y.Chae, Y.Wakabayashi, N.Imai, N.Kitamura, P.Lee, J.Y.Moon, K.B.Lee, C.Akers, H.S.Jung, N.N.Duy, L.H.Khiem, C.S.Lee

Experimental investigation of a linear-chain structure in the nucleus ¹⁴C

NUCLEAR REACTIONS ⁴He(¹⁰Be, X)¹⁴C, E=24.9 MeV; measured reaction products, Eα, Iα; deduced σ(θ), level energies, J, π, resonance parameters. R-matrix fit with SAMMY8, comparison with available data.

doi: 10.1016/j.physletb.2016.12.050
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2528. Data from this article have been entered in the XUNDL database. For more information, click here.

2016AK05      Phys.Rev. C 94, 065803 (2016)

C.Akers, A.M.Laird, B.R.Fulton, C.Ruiz, D.W.Bardayan, L.Buchmann, G.Christian, B.Davids, L.Erikson, J.Fallis, U.Hager, D.Hutcheon, L.Martin, A.St.J.Murphy, K.Nelson, D.Ottewell, A.Rojas, A.Spyrou

Measurement of radiative proton capture on ¹⁸F and implications for oxygen-neon novae reexamined

NUCLEAR REACTIONS ¹H(¹⁸F, γ)¹⁹Ne, E=0.717 MeV/nucleon, [secondary ¹⁸F beam at ISAC-TRIUMF by 500 MeV proton beam incident on a silicon carbide target]; measured reaction products, extracted and ionized in a FEBIAD ion source, and filtered with a high-resolution mass separator, particle spectra using DRAGON recoil separator. ¹⁹Ne; deduced levels, resonances, 665-keV resonance strength, Γ_γ, resonant contributions to reaction rates as a function of temperature in the peak nova range; calculated reaction rates for T₉=0.03 to 0.5. R-matrix analysis.

doi: 10.1103/PhysRevC.94.065803
Citations: PlumX Metrics

2016LO03      Phys.Rev.Lett. 116, 132701 (2016)

G.Lotay, G.Christian, C.Ruiz, C.Akers, D.S.Burke, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, J.Fallis, U.Hager, D.A.Hutcheon, A.Mahl, A.Rojas, X.Sun

Direct Measurement of the Astrophysical ³⁸K(p, γ)³⁹Ca Reaction and Its Influence on the Production of Nuclides toward the End Point of Nova Nucleosynthesis

NUCLEAR REACTIONS ¹H(³⁸K, γ), E=386, 515, 689 keV; measured reaction products, Eγ, Iγ; deduced yields, resonance parameters, astrophysical reaction rates. Comparison with available data.

doi: 10.1103/PhysRevLett.116.132701
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2284. Data from this article have been entered in the XUNDL database. For more information, click here.

2015TO10      Phys.Rev.Lett. 115, 052702 (2015)

J.R.Tomlinson, J.Fallis, A.M.Laird, S.P.Fox, C.Akers, M.Alcorta, M.A.Bentley, G.Christian, B.Davids, T.Davinson, B.R.Fulton, N.Galinski, A.Rojas, C.Ruiz, N.de Sereville, M.Shen, A.C.Shotter

Measurement of ²³Na(α, p)²⁶Mg at Energies Relevant to ²⁶Al Production in Massive Stars

NUCLEAR REACTIONS ²³Na(α, p), E=1.1 MeV; measured reaction products, Ep, Ip; deduced σ, reaction rates. Comparison with the SMARAGD HF calculation.

doi: 10.1103/PhysRevLett.115.052702
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2169.

2014CH14      Eur.Phys.J. A 50, 75 (2014)

G.Christian, C.Akers, D.Connolly, J.Fallis, D.Hutcheon, K.Olchanski, C.Ruiz

Design and commissioning of a timestamp-based data acquisition system for the DRAGON recoil mass separator

doi: 10.1140/epja/i2014-14075-0
Citations: PlumX Metrics

2014CH15      Eur.Phys.J. A 50, 74 (2014)

G.Christian, C.Akers, D.Connolly, J.Fallis, D.Hutcheon, K.Olchanski, C.Ruiz

High statistic study of the reaction γp → pπ⁰η

doi: 10.1140/epja/i2014-14074-1
Citations: PlumX Metrics

2013AK03      Phys.Rev.Lett. 110, 262502 (2013)

C.Akers, A.M.Laird, B.R.Fulton, C.Ruiz, D.W.Bardayan, L.Buchmann, G.Christian, B.Davids, L.Erikson, J.Fallis, U.Hager, D.Hutcheon, L.Martin, A.St.J.Murphy, K.Nelson, A.Spyrou, C.Stanford, D.Ottewell, A.Rojas

Measurement of Radiative Proton Capture on ¹⁸F and Implications for Oxygen-Neon Novae

NUCLEAR REACTIONS ¹H(¹⁸F, γ)¹⁹Ne, E=12.9 MeV; measured reaction products, nuclear recoils, time of flight; deduced reaction rates, resonance strength. Comparison with available data.

doi: 10.1103/PhysRevLett.110.262502
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2033. Data from this article have been entered in the XUNDL database. For more information, click here.

2013CH43      Phys.Rev. C 88, 038801 (2013)

G.Christian, D.Hutcheon, C.Akers, D.Connolly, J.Fallis, C.Ruiz

Strength of the E_c.m.=1113 keV resonance in ²⁰Ne(p, γ)²¹Na

NUCLEAR REACTIONS ¹H(²⁰Ne, γ)²¹Na, E(cm)=1163 keV/nucleon; measured recoil ²¹Na spectra, yield using DRAGON at ISAC-TRIUMF facility; deduced resonance strength of 1113-keV resonance, and compared to previous experimental measurements; discussed effect on s factor.

doi: 10.1103/PhysRevC.88.038801
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2062.

2013KO18      Phys.Rev. C 87, 065804 (2013)

A.Kontos, E.Uberseder, R.deBoer, J.Gorres, C.Akers, A.Best, M.Couder, M.Wiescher

Astrophysical S factor of ³He (α, γ)⁷Be

NUCLEAR REACTIONS ³He(α, γ)⁷Be, E=530-2550 keV; measured Eγ, Iγ, particle spectra, radiative capture σ at NSL facility in Notre Dame; deduced astrophysical S(E) factor, branching ratio, gamma and proton widths, reaction rates at T=0.01 to 10 GK. R-matrix analyses for ³He(α, α)³He and ³He(α, γ)⁷Be data. Discussed astrophysical implications. Comparison with previous experimental studies.

doi: 10.1103/PhysRevC.87.065804
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2032.