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NSR database version of April 11, 2024.

Search: Author = U.Giesen

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2020SC12      Phys.Rev. C 102, 045811 (2020)

P.Scholz, H.Wilsenach, H.W.Becker, A.Blazhev, F.Heim, V.Foteinou, U.Giesen, C.Munker, D.Rogalla, P.Sprung, A.Zilges, K.Zuber

New measurement of the ¹⁴⁴Sm(α, γ)¹⁴⁸Gd reaction rate for the γ process

NUCLEAR REACTIONS ¹⁴⁴Sm(α, γ)¹⁴⁸Gd, E=10.66-12.66 MeV; measured Eα, Iα from α decay of ¹⁴⁸Gd at , σ(E) using activation method by irradiating the ¹⁴⁴Sm targets at the cyclotron of PTB-Braunschweig, and α counting at TU-Dresden; deduced astrophysical reaction rates from 1.5-4.5 GK. Comparison with earlier experimental results, and with statistical-model using the TALYS code and the latest parametrizations of α+ nucleus optical model potentials (OMPs). Reaction rates compared with data in Reaclib database.

doi: 10.1103/PhysRevC.102.045811
Citations: PlumX Metrics

2017FI05      J.Phys.(London) G44, 075101 (2017)

S.Fiebiger, Z.Slavkovska, U.Giesen, K.Gobel, T.Heftrich, A.Heiske, R.Reifarth, S.Schmidt, K.Sonnabend, B.Thomas, M.Weigand

Alpha-induced reactions on selenium between 11 and 15 MeV

NUCLEAR REACTIONS Se(α, X)⁷⁷Kr/⁷⁹Kr/⁸⁵Kr/⁷⁷Br, E=11-15 MeV; measured reaction products, Eγ, Iγ; deduced thick target yields, σ. Comparison with TALYS-1.6 calculations.

doi: 10.1088/1361-6471/aa7198
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2421.

2014SC30      Phys.Rev. C 90, 065807 (2014)

P.Scholz, A.Endres, A.Hennig, L.Netterdon, H.W.Becker, J.Endres, J.Mayer, U.Giesen, D.Rogalla, F.Schluter, S.G.Pickstone, K.O.Zell, A.Zilges

Measurement of the ¹⁸⁷Re(α, n)¹⁹⁰Ir reaction cross section at sub-Coulomb energies using the Cologne Clover Counting Setup

NUCLEAR REACTIONS ¹⁸⁷Re(α, n)¹⁹⁰Ir, E=12.4-14.1 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation analysis using Cologne Clover counting setup at the cyclotron of PTB in Braunschweig. GEANT4-based Monte Carlo simulation. Comparison with statistical model calculations using the TALYS code and α optical-model potential. Relevance to γ-process nucleosynthesis.

doi: 10.1103/PhysRevC.90.065807
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2251.

2013NE16      Nucl.Phys. A916, 149 (2013)

L.Netterdon, P.Demetriou, J.Endres, U.Giesen, G.G.Kiss, A.Sauerwein, T.Szucs, K.O.Zell, A.Zilges

Investigation of α-induced reactions on the p nucleus ¹⁶⁸Yb

NUCLEAR REACTIONS ¹⁶⁸Yb(α, γ), (α, n), E=12.9-15.1 MeV; measured activation and post-β-decay Eγ, Iγ using HPGe; calculated σ using TALYS-1.4 code with RIPL3 parameters. ^171,172Hf deduced (α, γ) and (α, n) σ ¹⁷¹Lu deduced normalization factor.

doi: 10.1016/j.nuclphysa.2013.08.002
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2178. Data from this article have been entered in the XUNDL database. For more information, click here.

2012LE06      Phys.Rev. C 85, 055809 (2012)

C.Lederer, F.Kappeler, M.Mosconi, R.Nolte, M.Heil, R.Reifarth, S.Schmidt, I.Dillmann, U.Giesen, A.Mengoni, A.Wallner

Definition of a standard neutron field with the ⁷Li(p, n)⁷Be reaction

NUCLEAR REACTIONS ⁷Li(p, n)⁷Be, E=1.912 MeV; measured time of flight spectrum, E(n), I(n), n(θ); deduced angle-integrated neutron spectra, quasistellar neutron spectrum for kT=25 keV. Discussed ¹⁹⁷Au(n, γ) as activation standard for neutrons from ⁷Li(p, n) reaction, and astrophysical implications for s-process. Comparison with other studies and calculations.

doi: 10.1103/PhysRevC.85.055809
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2230.

2012LE13      J.Phys.:Conf.Ser. 337, 012045 (2012)

C.Lederer, N.Colonna, I.Dillmann, C.Domingo-Pardo, U.Giesen, F.Gunsing, M.Heil, F.Kappeler, C.Massimi, A.Mengoni, M.Mosconi, R.Nolte, R.Reifarth, S.Schmidt, A.Wallner, for the n_TOF Collaboration

¹⁹⁷Au(n, γ) - towards a new standard for energies relevant to stellar nucleosynthesis

NUCLEAR REACTIONS ¹⁹⁷Au(n, γ), E=1 eV-400 keV; measured prompt Eγ, Iγ using CERN n-ToF; deduced σ, Maxwellian-averaged σ. Compared to ENDF/B-VII. ⁷Li(p, n), E=1912 keV; measured thick target En, In(θ) using ToF; deduced relative σ(En).

doi: 10.1088/1742-6596/337/1/012045
Citations: PlumX Metrics

2011DI11      Phys.Rev. C 84, 015802 (2011)

I.Dillmann, L.Coquard, C.Domingo-Pardo, F.Kappeler, J.Marganiec, E.Uberseder, U.Giesen, A.Heiske, G.Feinberg, D.Hentschel, S.Hilpp, H.Leiste, T.Rauscher, F.-K.Thielemann

Cross sections for proton-induced reactions on Pd isotopes at energies relevant for the γ process

NUCLEAR REACTIONS ^102,104Pd(p, γ), ¹⁰⁵Pd(p, n), E=2.75-9 MeV; measured Eγ, Iγ, total cross sections. ¹⁰⁴Pd(p, n), ¹⁰⁵Pd(p, γ)^106mAg, ¹⁰⁶Pd(p, n)^106mAg, ¹¹⁰Pd(p, n)^110mAg, E=2.75-9 MeV; measured Eγ, Iγ, partial cross sections; deduced S factors. Activation method. Relevant cross sections measured close to the astrophysical Gamow window of the γ process. Comparison with previous measurements and theoretical predictions from Hauser-Feshbach model "NON-SMOKER".

RADIOACTIVITY ¹⁰⁴Ag(EC); measured precise Iγ.

doi: 10.1103/PhysRevC.84.015802
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1917.

2011SA48      Phys.Rev. C 84, 045808 (2011)

A.Sauerwein, H.-W.Becker, H.Dombrowski, M.Elvers, J.Endres, U.Giesen, J.Hasper, A.Hennig, L.Netterdon, T.Rauscher, D.Rogalla, K.O.Zell, A.Zilges

Determination of ¹⁴¹Prα, n)¹⁴⁴Pm cross sections at energies of relevance for the astrophysical p process using the γγ coincidence method

NUCLEAR REACTIONS ¹⁴¹Pr(α, n)¹⁴⁴Pm, E=11-15 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation method; deduced astrophysical S factors, α+nucleus optical-model potential. Comparison with Hauser-Feshbach statistical model calculations. ¹⁴⁵Pm, ¹⁴⁸Gd(γ, α); calculated astrophysical reaction rates. Limitations of the global predictions of α+nucleus optical potentials at astrophysically relevant energies.

doi: 10.1103/PhysRevC.84.045808
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1959.

2008RA19      Phys.Rev. C 78, 025804 (2008)

W.Rapp, I.Dillmann, F.Kappeler, U.Giesen, H.Klein, T.Rauscher, D.Hentschel, S.Hilpp

Cross section measurements of α-induced reactions on ^{92, 94}Mo and ¹¹²Sn for p-process studies

NUCLEAR REACTIONS ^92,94Mo(α, n), ¹¹²Sn(α, γ), E=8.2-11.1 MeV; measured σ, astrophysical S-factors. Comparison with Hartree-Fock-Bogoliubov calculations.

doi: 10.1103/PhysRevC.78.025804
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1694.

2007BU01      Phys.Rev. C 75, 012804 (2007)

L.Buchmann, J.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, P.McNeely, J.Powell, A.Volya

β-delayed α emission of ¹⁸N: Broad J^π = 1^- states in the ¹⁴C + α system

RADIOACTIVITY ¹⁸N(β^-); measured β-delayed Eα, βα-coin. ¹⁸O deduced level energies, J, π, widths. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.75.012804
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2005GO11      Phys.Rev.Lett. 94, 142501 (2005)

A.Gorelov, D.Melconian, W.P.Alford, D.Ashery, G.Ball, J.A.Behr, P.G.Bricault, J.M.D'Auria, J.Deutsch, J.Dilling, M.Dombsky, P.Dube, J.Fingler, U.Giesen, F.Gluck, S.Gu, O.Hausser, K.P.Jackson, B.K.Jennings, M.R.Pearson, T.J.Stocki, T.B.Swanson, M.Trinczek

Scalar Interaction Limits from the β-ν Correlation of Trapped Radioactive Atoms

RADIOACTIVITY ^38mK(β⁺); measured Eβ, recoil spectrum, (recoil)β-coin; deduced β-ν correlation parameter. Magneto-optical trap.

doi: 10.1103/PhysRevLett.94.142501
Citations: PlumX Metrics

2003TR01      Phys.Rev.Lett. 90, 012501 (2003)

M.Trinczek, A.Gorelov, D.Melconian, W.P.Alford, D.Asgeirsson, D.Ashery, J.A.Behr, P.G.Bricault, J.M.D'Auria, J.Deutsch, J.Dilling, M.Dombsky, P.Dube, S.Eaton, J.Fingler, U.Giesen, S.Gu, O.Hausser, K.P.Jackson, B.Lee, J.H.Schmid, T.J.Stocki, T.B.Swanson, W.Wong

Novel Search for Heavy ν Mixing from the β⁺ Decay of ^38mK Confined in an Atom Trap

RADIOACTIVITY ^38mK(β⁺); measured Eβ, recoil energy; deduced neutrino momentum, admixture limits.

doi: 10.1103/PhysRevLett.90.012501
Citations: PlumX Metrics

2002AN06      Phys.Rev. C65, 034310 (2002)

D.Anthony, L.Buchmann, P.Bergbusch, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, J.Powell, F.C.Barker

β-Delayed Deuteron Emission from ⁶He

RADIOACTIVITY ⁶He(β^-) [from C(p, X)]; measured Eβ, β-delayed deuteron spectra, dα-coin, T_1/2; deduced branching ratio. Comparison with model predictions.

doi: 10.1103/PhysRevC.65.034310
Citations: PlumX Metrics

2002CH61      Phys.Rev. C 66, 064316 (2002)

J.C.Chow, J.D.King, N.P.T.Bateman, R.N.Boyd, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, A.C.Morton, J.Powell, A.Shotter

β-delayed particle decay of ¹⁷Ne into p+α+¹²C through the isobaric analog state in ¹⁷F

RADIOACTIVITY ¹⁷Ne(β⁺α), (β⁺p); measured Ep, Eα pα(¹²C)-coin following decay of intermediate IAS state; deduced branching ratios. ¹⁷F deduced branching ratios for particle decay from IAS.

doi: 10.1103/PhysRevC.66.064316
Citations: PlumX Metrics

2002EN06      Nucl.Phys. A701, 228c (2002)

S.Engel, S.Bishop, A.Chen, C.Dale, J.M.D'Auria, U.Giesen, U.Greife, R.Henderson, D.Hunter, D.Hutcheon, R.Openshaw, J.Rogers, C.Rolfs, A.Shotter

Development of Detection Systems for Low-Energy Heavy Ions at DRAGON

doi: 10.1016/S0375-9474(01)01580-9
Citations: PlumX Metrics

2002MO19      Nucl.Phys. A706, 15 (2002)

A.C.Morton, J.C.Chow, J.D.King, R.N.Boyd, N.P.T.Bateman, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, W.Galster, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, J.Powell, G.Roy, A.Shotter

Beta-Delayed Particle Decay of ¹⁷Ne

RADIOACTIVITY ¹⁷Ne(β⁺p), (β⁺α); measured Ep, Eα, pγ-coin, angular correlations; deduced log ft, Gamow-Teller strength. ¹⁷F deduced levels, J, π, particle decay branching ratios.

doi: 10.1016/S0375-9474(02)00862-X
Citations: PlumX Metrics

2002TI03      Phys.Rev.Lett. 88, 072501 (2002)

P.Tischhauser, R.E.Azuma, L.Buchmann, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher

Elastic α - ¹²C Scattering and the ¹²C(α, γ)¹⁶O E2 S Factor

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured σ(θ); deduced interaction radius. ¹⁶O levels deduced reduced width amplitudes. ¹²C(α, γ), E(cm)=300 keV; calculated E2 S-factor. R-matrix analysis, comparison with previous results.

doi: 10.1103/PhysRevLett.88.072501
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1461.

2001BU20      Nucl.Phys. A688, 259c (2001)

L.Buchmann, P.Tischhauser, R.E.Azuma, R.Detwiler, U.Giesen, J.Gorres, M.Heil, J.Hinnefeld, F.Kappeler, J.J.Kolata, H.Schatz, A.Shotter, E.Stech, S.Vouzoukas, M.Wiescher

Restrictions on the Stellar ¹²C(α, γ)¹⁶O Rate from Elastic α-¹²C Scattering

NUCLEAR REACTIONS ¹²C(α, α), E=2.6-8.2 MeV; measured σ(θ), S-factors following R-matrix calculations. Comparison with previous measurements.

doi: 10.1016/S0375-9474(01)00710-2
Citations: PlumX Metrics

2001GO28      Nucl.Phys. A688, 225c (2001)

J.Gorres, C.Arlandini, U.Giesen, M.Heil, F.Kappeler, H.Leiste, E.Stech, M.Wiescher

Topics in Stellar He Burning

NUCLEAR REACTIONS ¹⁴N(α, γ), E=low; measured σ, resonance energy and strength, reaction rates. Comparison with earlier data, network calculations.

doi: 10.1016/S0375-9474(01)00703-5
Citations: PlumX Metrics

2001HE22      Nucl.Phys. A688, 499c (2001)

M.Heil, A.Couture, J.Daly, R.Detwiler, J.Gorres, G.Hale, F.Kappeler, R.Reifarth, U.Giesen, E.Stech, P.Tischhauser, C.Ugalde, M.Wiescher

A Measurement of the ¹³C(α, α) Differential Cross Section and Its Application to the ¹³C(α, n) Reaction

NUCLEAR REACTIONS ¹³C(α, α), E=2.6-6.2 MeV; measured σ(θ). ¹³C(α, n), E=0-2 MeV; calculated σ, S-factor following r-matrix analysis of elastic scattering data. Comparison with earlier results for s-process conditions.

doi: 10.1016/S0375-9474(01)00768-0
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2375.

2000GE09      Phys.Rev. C61, 064310 (2000)

E.Gete, L.Buchmann, R.E.Azuma, D.Anthony, N.Bateman, J.C.Chow, J.M.D'Auria, M.Dombsky, U.Giesen, C.Iliadis, K.P.Jackson, J.D.King, D.F.Measday, A.C.Morton

β-Delayed Particle Decay of ⁹C and the A = 9, T = 1/2 Nuclear System: Experiment, data, and phenomenological analysis

RADIOACTIVITY ⁹C(β⁺); measured Eβ, Iβ, β-delayed particle spectra, coincidences, angular correlations. ⁹B levels deduced excitation and decay branching ratios.

doi: 10.1103/PhysRevC.61.064310
Citations: PlumX Metrics

2000GO43      Phys.Rev. C62, 055801 (2000)

J.Gorres, C.Arlandini, U.Giesen, M.Heil, F.Kappeler, H.Leiste, E.Stech, M.Wiescher

Low-Energy Resonances in ¹⁴N(α, γ)¹⁸F and Their Astrophysical Implications

NUCLEAR REACTIONS ¹⁴N(α, γ), E=550-1300 keV; measured Eγ, Iγ(t), resonance yields; deduced astrophysical reaction rates. ¹⁸F deduced resonance energies, strengths. Implications for isotopic abundances discussed.

doi: 10.1103/PhysRevC.62.055801
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0843.

2000GO54      Hyperfine Interactions 127, 373 (2000)

A.Gorelov, J.A.Behr, D.Melconian, M.Trinczek, P.Dube, O.Hausser, U.Giesen, K.P.Jackson, T.Swanson, J.M.D'Auria, M.Dombsky, G.Ball, L.Buchmann, B.Jennings, J.Dilling, J.Schmid, D.Ashery, J.Deutsch, W.P.Alford, D.Asgeirsson, W.Wong, B.Lee

Beta-neutrino correlation experiments on laser trapped ^38mK, ³⁷K

RADIOACTIVITY ^38mK(β⁺); measured recoil spectra, (recoil)β-coin; deduced neutrino momentum, β-ν correlation.

doi: 10.1023/A:1012649229978
Citations: PlumX Metrics

1999LA11      Nucl.Instrum.Methods Phys.Res. A423, 247 (1999)

R.Lange, J.D'Auria, U.Giesen, J.Vincent, T.Ruth

Preparation of a Radioactive ⁴⁴Ti Target

NUCLEAR REACTIONS Sc(p, X)⁴⁴Ti, E=60 MeV; measured delayed Eγ, Iγ. Chemical separation for preparation of radioactive target.

doi: 10.1016/S0168-9002(98)01289-3
Citations: PlumX Metrics

1998CH05      Phys.Rev. C57, R475 (1998)

J.C.Chow, A.C.Morton, R.E.Azuma, N.Bateman, R.N.Boyd, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, W.Galster, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, J.D.King, G.Roy, T.Shoppa, A.Shotter

Three-Particle Breakup of the Isobaric Analog State in ¹⁷F

RADIOACTIVITY ¹⁷Ne(β⁺) [from Mg, O(p, X)]; measured β-delayed pα(¹²C)-coin. ¹⁷F deduced IAS p, α branching ratios. Implications for stellar helium burning discussed.

doi: 10.1103/PhysRevC.57.R475
Citations: PlumX Metrics

1998DI15      Hyperfine Interactions 115, 159 (1998)

J.Dilling, J.A.Behr, A.Gorelov, T.Swanson, O.Hausser, D.Melconian, K.P.Jackson, M.Trinczek, U.Giesen, J.M.D'Auria

Beta-Decay Experiments of Neutral Atoms in a Magneto-Optical Trap

RADIOACTIVITY ^37,38mK(β⁺); measured β-spectra, (recoil)β-coin. Magneto-optical trap.

doi: 10.1023/A:1012656907610
Citations: PlumX Metrics

1997BE35      Phys.Rev.Lett. 79, 375 (1997)

J.A.Behr, A.Gorelov, T.Swanson, O.Hausser, K.P.Jackson, M.Trinczek, U.Giesen, J.M.D'Auria, R.Hardy, T.Wilson, P.Choboter, F.Leblond, L.Buchmann, M.Dombsky, C.D.P.Levy, G.Roy, B.A.Brown, J.Dilling

Magneto-Optic Trapping of β-Decaying ^38mK, ³⁷K from an On-Line Isotope Separator

RADIOACTIVITY ^37,38mK(EC); measured optical isotope shifts; deduced mean squared charge radii difference. Other isotopes, quadrupole moments discussed.

doi: 10.1103/PhysRevLett.79.375
Citations: PlumX Metrics

1997DA12      Nucl.Phys. A621, 599c (1997)

J.M.D'Auria, L.Buchmann, D.Hutcheon, P.Lipnik, D.Hunter, J.Rogers, R.Helmer, U.Giesen, A.Olin, P.Bricault

A Facility for Studying Radiative Capture Reactions Induced with Radioactive Beams at ISAC

doi: 10.1016/S0375-9474(97)00311-4
Citations: PlumX Metrics

1997IL03      Nucl.Phys. A621, 211c (1997)

C.Iliadis, R.E.Azuma, J.Chow, J.D.King, A.C.Morton, L.Buchmann, M.Dombsky, K.P.Jackson, J.M.D'Auria, U.Giesen, J.G.Ross, H.Schatz, M.Wiescher

Decay Studies of Importance to Explosive Hydrogen Burning

RADIOACTIVITY ³⁶K(β⁺p), (β⁺α) [from Ca(p, X), E=500 MeV]; measured α-, proton spectra; deduced log ft. ³⁶Ar deduced α-emitting resonance.

doi: 10.1016/S0375-9474(97)00240-6
Citations: PlumX Metrics

1997KI19      Nucl.Phys. A621, 169c (1997)

J.D.King, R.E.Azuma, C.Iliadis, A.C.Morton, L.Buchmann, M.Dombsky, K.P.Jackson, J.M.D'Auria, U.Giesen, G.Roy, T.Davinson, A.Shotter, W.Galster, R.N.Boyd

Investigation of the ¹²C(α, γ)¹⁶O Reaction Via the β-Delayed Proton Decay of ¹⁷Ne

RADIOACTIVITY ¹⁷Ne(β⁺p); measured β-delayed proton spectra, pγ-coin. ¹⁶O levels deduced β-delayed proton branching ratios. Implications for ¹²C(α, γ) reaction.

doi: 10.1016/S0375-9474(97)00232-7
Citations: PlumX Metrics

1996IL02      Nucl.Phys. A609, 237 (1996)

C.Iliadis, R.E.Azuma, L.Buchmann, J.Chow, J.M.D'Auria, M.Dombsky, U.Giesen, J.D.King, A.C.Morton

Beta-Delayed Particle Decay of ³⁶K

RADIOACTIVITY ³⁶K(β⁺); measured decay products, β-delayed Ep, Ip, Eα, Iα. ³⁶Ar; deduced levels, particle branching ratios, associated log ft upper limits. Microchannel plate in back-to-back geometry, surface barrier detector.

doi: 10.1016/0375-9474(96)00297-7
Citations: PlumX Metrics

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
Citations: PlumX Metrics

1994DO08      Phys.Rev. C49, 1867 (1994)

M.Dombsky, L.Buchmann, J.M.D'Auria, U.Giesen, K.P.Jackson, J.D.King, E.Korkmaz, R.G.Korteling, P.McNeely, J.Powell, G.Roy, M.Trinczek, J.Vincent

β-Delayed α Decay of ¹⁷N

RADIOACTIVITY ¹⁷N(β^-); measured β-delayed Eα, Iα, α(¹³C)-coin; deduced log ft, total βα-branching ratio. ¹⁷O deduced levels contributing to α-decay.

doi: 10.1103/PhysRevC.49.1867
Citations: PlumX Metrics

1994GI01      Nucl.Phys. A567, 146 (1994)

U.Giesen, C.P.Browne, J.Gorres, J.G.Ross, M.Wiescher, R.E.Azuma, J.D.King, J.B.Vise, M.Buckby

The Influence of Low-Energy Resonances on the Reaction Rate of ¹⁸O(α, γ)²²Ne

NUCLEAR REACTIONS, ICPND ¹⁸O(⁶Li, ⁶Li), (⁶Li, d), E=32 MeV; measured σ(θ); deduced model parameters. ¹⁸O(α, γ), E < 1 MeV; measured γ(θ). ¹⁸O(p, γ), E ≈ resonance; measured thick target yield curve. ²²Ne deduced resonances, J, π, spectroscopic factors, role in ¹⁸O(α, γ) reaction rate.

doi: 10.1016/0375-9474(94)90731-5
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1451.

1994VO12      Phys.Rev. C50, 1185 (1994)

S.Vouzoukas, C.P.Browne, U.Giesen, J.Gorres, S.M.Graff, H.Herndl, C.Iliadis, L.O.Lamm, J.Meissner, J.G.Ross, K.Scheller, L.van Wormer, M.Wiescher, A.A.Rollefson

Reaction Rate for ³¹S(p, γ)³²Cl and Its Influence on the SiP Cycle in Hot Stellar Hydrogen Burning

NUCLEAR REACTIONS ³²S(³He, t), E=22.5-25 MeV; measured σ(Et), σ(θ); deduced ³¹S(p, γ) reaction rate, hot stellar hydrogen burning implications. ³²Cl deduced level, J, π, C²S, Γγ.

doi: 10.1103/PhysRevC.50.1185
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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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1993GI04      Nucl.Phys. A561, 95 (1993)

U.Giesen, C.P.Browne, J.Gorres, S.Graff, C.Iliadis, H.-P.Trautvetter, M.Wiescher, V.Harms, K.L.Kratz, B.Pfeiffer, R.E.Azuma, M.Buckby, J.D.King

The Astrophysical Implications of Low-Energy Resonances in ²²Ne + α

NUCLEAR REACTIONS ²²Ne(⁶Li, d), E=32 MeV; measured σ(θ), σ(Ed). ²²Ne(α, n), E=0.6-9 MeV; measured neutron yield vs E; deduced model parameters, resonance yield, reaction rates. ²⁶Mg deduced resonances, J, π, α-spectroscopic factors, resonance strength.

doi: 10.1016/0375-9474(93)90167-V
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetT0084.

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.