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NSR database version of April 11, 2024.

Search: Author = A.Matic

Found 11 matches.

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2014MA05      Phys.Rev.Lett. 112, 072501 (2014)

R.Massarczyk, R.Schwengner, F.Donau, S.Frauendorf, M.Anders, D.Bemmerer, R.Beyer, C.Bhatia, E.Birgersson, M.Butterling, Z.Elekes, A.Ferrari, M.E.Gooden, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, A.Matic, M.L.Menzel, S.Muller, T.P.Reinhardt, M.Roder, G.Rusev, K.D.Schilling, K.Schmidt, G.Schramm, A.P.Tonchev, W.Tornow, A.Wagner

Nuclear Deformation and Neutron Excess as Competing Effects for Dipole Strength in the Pygmy Region

NUCLEAR REACTIONS ^{124,128,132,134}Xe(γ, X), E<12 MeV; measured reaction products, Eγ, Iγ. ^{124,128,132,134}Xe; deduced photoabsorption σ, summed B(E1) strength, nuclear deformation in the region of the pygmy dipole resonance. Nuclear resonance fluorescence experiment, random-phase approximation calculations, comparison with available data.

doi: 10.1103/PhysRevLett.112.072501
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0042.

2013HA37      Eur.Phys.J. A 49, 137 (2013)

R.Hannaske, Z.Elekes, R.Beyer, A.Junghans, D.Bemmerer, E.Birgersson, A.Ferrari, E.Grosse, M.Kempe, T.Kogler, M.Marta, R.Massarczyk, A.Matic, G.Schramm, R.Schwengner, A.Wagner

Neutron total cross section measurements of gold and tantalum at the nELBE photoneutron source

NUCLEAR REACTIONS Ta, ¹⁹⁷Au(n, X), E≈0.1-10 MeV; measured thick target reaction products using ELBE ToF; deduced total σ, effective total σ using energy-averaged transmission using ENDF/B-VII.1; calculated total σ using TALYS 1.4. Compared with other data and evaluations.

doi: 10.1140/epja/i2013-13137-1
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23199.

2013MO07      Phys.Rev. C 87, 035801 (2013)

P.Mohr, A.Matic

Examination and experimental constraints of the stellar reaction rate factor N_A (σν) of the ¹⁸Ne(α, p)²¹Na reaction at temperatures of x-ray bursts

NUCLEAR REACTIONS ¹⁸Ne(α, p)²¹Na, E=0.9-3.2 MeV; analyzed and compiled σ(E) data, stellar reaction rate factors; recommended new reaction rate factors. comparison between direct and inverse reaction rates. Implications for the breakout from HCNO cycle.

doi: 10.1103/PhysRevC.87.035801
Citations: PlumX Metrics

2012MA31      Phys.Rev. C 86, 014319 (2012)

R.Massarczyk, R.Schwengner, F.Donau, E.Litvinova, G.Rusev, R.Beyer, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, K.Kosev, E.Kwan, M.Marta, A.Matic, C.Nair, R.Raut, K.D.Schilling, G.Schramm, D.Stach, A.P.Tonchev, W.Tornow, E.Trompler, A.Wagner, D.Yakorev

Electromagnetic dipole strength of ¹³⁶Ba below the neutron separation energy

NUCLEAR REACTIONS ¹³⁶Ba(γ, γ'), E at 7.0 MeV/c and 11.4 MeV/c; ¹³⁶Ba(polarized γ, γ')E=4.7, 5.1, 5.6, 6.1, 6.5, 7.0, 7.5, 8.0, 8.4, 8.7, 9.0, 9.3 MeV; measured Eγ, Iγ, integrated σ(E), photoabsorption σ as a function of excitation energy, γ(θ), γ(lin pol) using Bremsstrahlung facility at ELBE, HZDR, and HIγS facility at TUNL. ¹³⁶Ba; deduced levels, J, π, widths, pygmy dipole resonances, dipole strength in the quasicontinuum, enhancement of dipole strength. Statistical code used to simulate inelastic transitions and to determine the branching ratios of transitions to ground state. GEANT4 simulations. Comparison with previous experimental studies, and with theoretical calculations using quasiparticle random-phase approximation (QRPA) and relativistic quasiparticle time blocking approximation (RQTBA) approaches. Comparison of photoabsorption σ in ^136,138Ba and ¹³⁹La targets.

doi: 10.1103/PhysRevC.86.014319
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0183. Data from this article have been entered in the XUNDL database. For more information, click here.

2012SC02      Phys.Rev. C 85, 014311 (2012)

G.Schramm, R.Massarczyk, A.R.Junghans, T.Belgya, R.Beyer, E.Birgersson, E.Grosse, M.Kempe, Z.Kis, K.Kosev, M.Krticka, A.Matic, K.D.Schilling, R.Schwengner, L.Szentmiklosi, A.Wagner, J.L.Weil

Dipole strength in ⁷⁸Se below the neutron separation energy from a combined analysis of ⁷⁷Se(n, γ) and ⁷⁸Se(γ, γ') experiments

NUCLEAR REACTIONS ⁷⁷Se(n, γ), E AP 6 milli-eV, cold neutrons; ⁷⁸Se(γ, γ'), E<11.5 MeV bremsstrahlung; measured Eγ, Iγ; deduced photoabsorption cross section, level density according to constant-temperature model, dipole strength function. Comparison with simulated spectra from extreme statistical code.

doi: 10.1103/PhysRevC.85.014311
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31721.

2011JU04      J.Korean Phys.Soc. 59, 1593s (2011)

A.R.Junghans, E.Altstadt, R.Beyer, E.Birgersson, T.Cowan, A.Ferrari, R.Hannaske, A.Matic, K.D.Schilling, R.Schlenk, S.Schneider, R.Schwengner, A.Wagner, F.-P.Weiss, D.Gehre, E.Grosse

The nELBE Neutron Time of Flight Facility

NUCLEAR REACTIONS ⁵⁶Fe(n, n'), E=800-6000 keV; measured En, In using plastic and ELBE TOFi, Eγ, Iγ using BaF2; deduced σ. Compared with other data and ENDFB-VII.

doi: 10.3938/jkps.59.1593
Citations: PlumX Metrics

2011MA46      Phys.Rev. C 84, 025801 (2011)

A.Matic, A.M.van den Berg, M.N.Harakeh, H.J.Wortche, M.Beard, G.P.A.Berg, J.Gorres, P.LeBlanc, S.O'Brien, M.Wiescher, K.Fujita, K.Hatanaka, Y.Sakemi, Y.Shimizu, Y.Tameshige, A.Tamii, M.Yosoi, T.Adachi, Y.Fujita, Y.Shimbara, H.Fujita, T.Wakasa, J.P.Greene, R.Crowter, H.Schatz

High-precision ²⁸Si( p, t)²⁶Si reaction to determine ²²Mg(α, p)²⁵Al reaction rates

NUCLEAR REACTIONS ²⁸Si(p, t)²⁶Si, E=98.7 MeV; measured E(t), I(t), angular distributions using Grand Raiden spectrometer at RCNP facility. ²⁶Si; deduced levels above the α-emission threshold, J, π, α-resonances, spectroscopic factors. ²²Mg(α, p)²⁵Al; deduced stellar reaction rates using the narrow resonance formalism. Comparison with theoretical calculations.

doi: 10.1103/PhysRevC.84.025801
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2010MA43      Phys.Rev. C 82, 025807 (2010)

A.Matic, A.M.van den Berg, M.N.Harakeh, H.J.Wortche, G.P.A.Berg, M.Couder, J.Gorres, P.LeBlanc, S.O'Brien, M.Wiescher, K.Fujita, K.Hatanaka, Y.Sakemi, Y.Shimizu, Y.Tameshige, A.Tamii, M.Yosoi, T.Adachi, Y.Fujita, Y.Shimbara, H.Fujita, T.Wakasa, B.A.Brown, H.Schatz

High-precision (p, t) reaction to determine ²⁵Al(p, γ)²⁶Si reaction rates

NUCLEAR REACTIONS ²⁸Si(p, t), E=98.7 MeV; measured triton spectra, σ, σ(θ). ²⁶Si; deduced levels, J, π, proton resonance energies, spectroscopic factors. DWBA analysis. Comparisons with previous measurements. ²⁶Si, ²⁶Mg; analyzed mirror states. ²⁵Al(p, γ)²⁶Si; deduced reaction rates from 0.01 t0 10 GK, comparisons with previous data and statistical-model calculations.

doi: 10.1103/PhysRevC.82.025807
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2288. Data from this article have been entered in the XUNDL database. For more information, click here.

2009MA68      Phys.Rev. C 80, 055804 (2009)

A.Matic, A.M.van den Berg, M.N.Harakeh, H.J.Wortche, G.P.A.Berg, M.Couder, J.L.Fisker, J.Gorres, P.LeBlanc, S.O'Brien, M.Wiescher, K.Fujita, K.Hatanaka, Y.Sakemi, Y.Shimizu, Y.Tameshige, A.Tamii, M.Yosoi, T.Adachi, Y.Fujita, Y.Shimbara, H.Fujita, T.Wakasa, P.O.Hess, B.A.Brown, H.Schatz

High-precision (p, t) reaction measurement to determine ¹⁸Ne(α, p)²¹Na reaction rates

NUCLEAR REACTIONS ²⁴Mg(p, t), E=98.7 MeV; measured E(t), I(t), σ(θ) using Grand-Raiden spectrometer at RCNP facility. ²²Mg; deduced levels, J, π, S_α, proton resonances. DWBA and R-matrix analyses. Comparison of level systematics with mirror nucleus ²²Ne. ¹⁸Ne(α, p)²¹Na; deduced stellar reaction rates.

doi: 10.1103/PhysRevC.80.055804
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2162. Data from this article have been entered in the XUNDL database. For more information, click here.

2007WI06      Prog.Part.Nucl.Phys. 59, 51 (2007)

M.Wiescher, G.P.A.Berg, M.Couder, J.L.Fisker, Y.Fujita, J.Gorres, M.N.Harakeh, K.Hatanaka, A.Matic, W.Tan, A.M.van den Berg

Astrophysical nuclear reactions and the break-out from the hot CNO cycles

doi: 10.1016/j.ppnp.2007.01.021
Citations: PlumX Metrics

2006SA37      Phys.Rev.Lett. 97, 172502 (2006)

D.Savran, M.Babilon, A.M.van den Berg, M.N.Harakeh, J.Hasper, A.Matic, H.J.Wortche, A.Zilges

Nature of the Pygmy Dipole Resonance in ¹⁴⁰Ce Studied in (α, α'γ) Experiments

NUCLEAR REACTIONS ¹⁴⁰Ce(α, α'), E=136 MeV; measured Eα, Eγ, αγ-coin, σ(θ). ¹⁴⁰Ce deduced electric dipole strength distribution, pygmy resonance features.

doi: 10.1103/PhysRevLett.97.172502
Citations: PlumX Metrics