NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = J.Karthein Found 10 matches. 2024KO07 Phys.Rev.Lett. 132, 162502 (2024) K.Konig, J.C.Berengut, A.Borschevsky, A.Brinson, B.A.Brown, A.Dockery, S.Elhatisari, E.Eliav, R.F.G.Ruiz, J.D.Holt, B.-Sh.Hu, J.Karthein, D.Lee, Y.-Zh.Ma, U.-G.Meissner, K.Minamisono, A.V.Oleynichenko, S.V.Pineda, S.D.Prosnyak, M.L.Reitsma, L.V.Skripnikov, A.Vernon, A.Zaitsevskii Nuclear Charge Radii of Silicon Isotopes NUCLEAR MOMENTS 28,29,30,32Si; measured frequencies; deduced isotope shifts, nuclear charge radii using collinear laser spectroscopy. Comparison with ab initio nuclear lattice effective field theory, valence-space in-medium similarity renormalization group, and mean field calculations. The BECOLA setup at the Facility for Rare Isotope Beams.
doi: 10.1103/PhysRevLett.132.162502
2023NI07 Phys.Rev.Lett. 131, 022502 (2023) L.Nies, D.Atanasov, M.Athanasakis-Kaklamanakis, M.Au, K.Blaum, J.Dobaczewski, B.S.Hu, J.D.Holt, J.Karthein, I.Kulikov, Y.A.Litvinov, D.Lunney, V.Manea, T.Miyagi, M.Mougeot, L.Schweikhard, A.Schwenk, K.Sieja, F.Wienholtz Isomeric Excitation Energy for 99Inm from Mass Spectrometry Reveals Constant Trend Next to Doubly Magic 100Sn ATOMIC MASSES 99,100,101In; measured TOF; deduced mass excess, excitation energies. The ISOLTRAP mass spectrometer at ISOLDE/CERN. RADIOACTIVITY 99In(IT); measured decay products; deduced excitation energy with small uncertainty, intriguing constancy of the isomer excitation energies in neutron-deficient indium that persists down to the N=50 shell closure, even when all neutrons are removed from the valence shell. Comparison with large-scale shell model, ab initio, and density functional theory calculations.
doi: 10.1103/PhysRevLett.131.022502
2022AN01 Nucl.Phys. A1017, 122343 (2022) X.An, M.Bluhm, L.Du, G.V.Dunne, H.Elfner, C.Gale, J.Grefa, U.Heinz, A.Huang, J.M.Karthein, D.E.Kharzeev, V.Koch, J.Liao, S.Li, M.Martinez, M.McNelis, D.Mroczek, S.Mukherjee, M.Nahrgang, A.R.Nava Acuna, J.Noronha-Hostler, D.Oliinychenko, P.Parotto, I.Portillo, M.S.Pradeep, S.Pratt, K.Rajagopal, C.Ratti, G.Ridgway, T.Schafer, B.Schenke, C.Shen, S.Shi, M.Singh, V.Skokov, D.T.Son, A.Sorensen, M.Stephanov, R.Venugopalan, V.Vovchenko, R.Weller, H.-U.Yee, Y.Yin The BEST framework for the search for the QCD critical point and the chiral magnetic effect
doi: 10.1016/j.nuclphysa.2021.122343
2022FR01 Astropart.Phys. 138, 102686 (2022) F.M.Frankle, A.Schaller, K.Blaum, L.Bornschein, G.Drexlin, F.Gluck, V.Hannen, F.Harms, D.Hinz, K.Johnston, J.Karthein, U.Koster, A.Lokhov, S.Mertens, F.Muller, A.Osipowicz, P.C.-O.Ranitzsch, K.Schlosser, T.Thummler, N.Trost, C.Weinheimer, J.Wolf KATRIN background due to surface radioimpurities RADIOACTIVITY 211,212Pb(β-); measured decay products, Eβ, Iβ; deduced T1/2 and uncertainties. Comparison with available data.
doi: 10.1016/j.astropartphys.2022.102686
2021MO23 Nat.Phys. 17, 1099 (2021) M.Mougeot, D.Atanasov, J.Karthein, R.N.Wolf, P.Ascher, K.Blaum, K.Chrysalidis, G.Hagen, J.D.Holt, W.J.Huang, G.R.Jansen, I.Kulikov, Yu.A.Litvinov, D.Lunney, V.Manea, T.Miyagi, T.Papenbrock, L.Schweikhard, A.Schwenk, T.Steinsberger, S.R.Stroberg, Z.H.Sun, A.Welker, F.Wienholtz, S.G.Wilkins, K.Zuber Mass measurements of 99-101In challenge ab initio nuclear theory of the nuclide 100Sn NUCLEAR REACTIONS La(p, X)99In/100In/101In, E=1.4 GeV; measured reaction products, TOF; deduced atomic masses. Comparison with AME2020, theoretical calculations.
doi: 10.1038/s41567-021-01326-9
2020KU19 Nucl.Phys. A1002, 121990 (2020) I.Kulikov, A.Algora, D.Atanasov, P.Ascher, K.Blaum, R.B.Cakirli, A.Herlert, W.J.Huang, J.Karthein, Yu.A.Litvinov, D.Lunney, V.Manea, M.Mougeot, L.Schweikhard, A.Welker, F.Wienholtz Masses of short-lived 49Sc, 50Sc, 70As, 73Br and stable 196Hg nuclides ATOMIC MASSES 49,50Sc, 70As, 73Br, 196Hg; measured frequencies, time of flight; deduced mass excesses. Comparison with AME2016 evaluation.
doi: 10.1016/j.nuclphysa.2020.121990
2020MA09 Phys.Rev.Lett. 124, 092502 (2020) V.Manea, J.Karthein, D.Atanasov, M.Bender, K.Blaum, T.E.Cocolios, S.Eliseev, A.Herlert, J.D.Holt, W.J.Huang, Y.A.Litvinov, D.Lunney, J.Menendez, M.Mougeot, D.Neidherr, L.Schweikhard, A.Schwenk, J.Simonis, A.Welker, F.Wienholtz, K.Zuber First Glimpse of the N=82 Shell Closure below Z=50 from Masses of Neutron-Rich Cadmium Isotopes and Isomers ATOMIC MASSES 124,126,127,127m,128,129,129m,131,132Cd; measured mass excesses using phase-imaging ion cyclotron-resonance (PI-ICR) method with the ISOLTRAP spectrometer at ISOLDE-CERN. Cd isotopes were produced in U(p, F), E=1.4 GeV reaction followed by separation of fission fragments using ISOLDE High-resolution separator. Comparison with literature data in AME2016 evaluation, and with large-scale shell-model, mean-field, beyond-mean-field, and ab initio valence-space in-medium similarity renormalization group (VS-IMSRG) calculations. Systematics of S(n) for N=81, 83 and Z=48-68, and for two-neutron shell gaps for N=82, Z=42-70 nuclei.
doi: 10.1103/PhysRevLett.124.092502
2020MO25 Phys.Rev. C 102, 014301 (2020) M.Mougeot, D.Atanasov, C.Barbieri, K.Blaum, M.Breitenfeld, A.de Roubin, T.Duguet, S.George, F.Herfurth, A.Herlert, J.D.Holt, J.Karthein, D.Lunney, V.Manea, P.Navratil, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Schwenk, V.Soma, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Examining the N=28 shell closure through high-precision mass measurements of 46-48Ar ATOMIC MASSES 46,47,48Ar; measured Ramsey-type time-of-flight ion-cyclotron-resonances (TOF-ICR), mass excesses using the ISOLTRAP Penning trap mass spectrometer at CERN-ISOLDE. Comparison with previous experimental results, and with AME2016 and AME2012 evaluations. Radioactive argon isotopes produced in U(p, F), E=1.4 GeV reaction, and separated using ISOLTRAP on-line mass spectrometer and the ISOLDE High-Resolution Separator (HRS). Comparison with ab initio calculations using the valence space in-medium similarity renormalization group (VS-IMSRG) with self-consistent Green's function approach, and with the predictions from the UNEDF0 density functional, SDPF-U shell model. Systematics of S(2n) and pairing gaps in N=24-32 S, Cl, Ar, K, and Ca isotopes.
doi: 10.1103/PhysRevC.102.014301
2019KA30 Phys.Rev. C 100, 015502 (2019);Erratum Phys. Rev. C 101, 049901 (2020) J.Karthein, D.Atanasov, K.Blaum, M.Breitenfeldt, V.Bondar, S.George, L.Hayen, D.Lunney, V.Manea, M.Mougeot, D.Neidherr, L.Schweikhard, N.Severijns, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber QEC-value determination for 21Na → 21Ne and 23Mg → 23Na mirror-nuclei decays using high-precision mass spectrometry with ISOLTRAP at the CERN ISOLDE facility ATOMIC MASSES 21Na, 23Mg; measured time-of-flight spectrum using laser ionization, Ramsey-type ion-cyclotron resonances, cyclotron frequency ratios using ISOLTRAP at ISOLDE-CERN facility; deduced Q(ϵ) values. Comparison with previous measurements. RADIOACTIVITY 21Na, 23Mg(EC)[from SiC(p, X), E=1.4 GeV from CERN Proton-Synchrotron booster, followed by magnetic mass separation using the general-purpose separator (GPS), laser ion source VADLIS, and ISOLDE resonant ionization laser ion source RILIS]; deduced Q(ϵ) from measured mass excesses, logft, up-down Vud element of the Cabibbo-Kobayashi-Maskawa quark mixing matrix. Comparison between Vud values for mirror-nuclei: 19Ne, 29P, 35Ar, 37K and 21Na.
doi: 10.1103/PhysRevC.100.015502
2019KA48 Hyperfine Interactions 240, 61 (2019) J.Karthein, D.Atanasov, K.Blaum, S.Eliseev, P.Filianin, D.Lunney, V.Manea, M.Mougeot, D.Neidherr, Y.Novikov, L.Schweikhard, A.Welker, F.Wienholtz, K.Zuber Direct decay-energy measurement as a route to the neutrino mass RADIOACTIVITY 131Cs(EC); measured decay products, frequencies; deduced Q-value, mass excess, excluded this transition for neutrino mass measurements.
doi: 10.1007/s10751-019-1601-z
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