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NSR database version of May 24, 2024.

Search: Author = J.Karthein

Found 10 matches.

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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
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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
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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
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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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
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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
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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
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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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Note: The following list of authors and aliases matches the search parameter J.Karthein: , J.M.KARTHEIN