NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = A.Matic Found 11 matches. 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 124,128,132,134Xe(γ, X), E<12 MeV; measured reaction products, Eγ, Iγ. 124,128,132,134Xe; 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
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
2013MO07 Phys.Rev. C 87, 035801 (2013) Examination and experimental constraints of the stellar reaction rate factor NA (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
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
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
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
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
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
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, Sα, 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
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
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
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