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NSR database version of May 24, 2024.

Search: Author = N.S.Oreshkina

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2022OR03      Phys. Rev. Res. 4, L042040 (2022)


Self-energy correction to the energy levels of heavy muonic atoms

ATOMIC PHYSICS 90Zr, 120Sn, 208Pb; calculated self-energy correction to the fine-structure levels of heavy muonic atoms are reported, including rigorous predictions for excited states.

doi: 10.1103/PhysRevResearch.4.L042040
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2022SC07      Nature(London) 606, 878 (2022)

A.Schneider, B.Sikora, S.Dickopf, M.Muller, N.S.Oreshkina, A.Rischka, I.A.Valuev, S.Ulmer, J.Walz, Z.Harman, C.H.Keitel, A.Mooser, K.Blaum

Direct measurement of the 3He+ magnetic moments

NUCLEAR MOMENTS 3He; measured transition frequencies; deduced ground-state hyperfine structure, nuclear g-factor, zero-field hyperfine splitting, diamagnetic shielding constant, Zemach radius, nuclear magnetic moment. Comparison with available data. Penning trap.

doi: 10.1038/s41586-022-04761-7
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020AN04      Phys.Rev. C 101, 054313 (2020)

A.Antognini, N.Berger, T.E.Cocolios, R.Dressler, R.Eichler, A.Eggenberger, P.Indelicato, K.Jungmann, C.H.Keitel, K.Kirch, A.Knecht, N.Michel, J.Nuber, N.S.Oreshkina, A.Ouf, A.Papa, R.Pohl, M.Pospelov, E.Rapisarda, N.Ritjoho, S.Roccia, N.Severijns, A.Skawran, S.M.Vogiatzi, F.Wauters, L.Willmann

Measurement of the quadrupole moment of 185Re and 187Re from the hyperfine structure of muonic X rays

ATOMIC PHYSICS 185,187Re, 208Pb(μ-, μ-'), E at 29 MeV/c, [negative muon beam from the decay of pions produced in C(p, π), E=590 MeV]; measured Eγ, Iγ, energy and intensities of muonic x-rays using two HPGe detectors at the HIPA facility of Paul Scherrer Institut; deduced hyperfine splitting of the 5g to 4f muonic atom transitions, and compared to state-of-the-art atomic theoretical predictions; extracted spectroscopic quadrupole moments for ground states of 185Re and 187Re.

NUCLEAR MOMENTS 185,187Re; measured muonic atom hyperfine structure; deduced spectroscopic quadrupole moments of ground states. Comparison with previous experimental measurement using natural Re target, and with theoretical predictions.

doi: 10.1103/PhysRevC.101.054313
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2020YO07      Commun. Phys. 3, 107 (2020)

D.T.Yordanov, L.V.Rodriguez, D.L.Balabanski, J.Bieron, M.L.Bissell, K.Blaum, B.Cheal, J.Ekman, G.Gaigalas, R.F.G.Ruiz, G.Georgiev, W.Gins, M.R.Godefroid, C.Gorges, Z.Harman, H.Heylen, P.Jonsson, A.Kanellakopoulos, S.Kaufmann, C.H.Keitel, V.Lagaki, S.Lechner, B.Maass, S.Malbrunot-Ettenauer, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, N.S.Oreshkina, A.Papoulia, P.Pyykko, P.-G.Reinhard, S.Sailer, R.Sanchez, S.Schiffmann, S.Schmidt, L.Wehner, C.Wraith, L.Xie, Z.Xu, X.Yang

Structural trends in atomic nuclei from laser spectroscopy of tin

NUCLEAR MOMENTS 109,115,117,119,121,123,125,127,129,131Sn; measured frequency scales relative to the fine-structure splittings in the transitions; deduced mean square charge-radii changes, high-precision magnetic moments, quadrupole moments.

doi: 10.1038/s42005-020-0348-9
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Data from this article have been entered in the XUNDL database. For more information, click here.

2019AR06      Phys.Rev.Lett. 122, 253001 (2019)

I.Arapoglou, A.Egl, M.Hocker, T.Sailer, B.Tu, A.Weigel, R.Wolf, H.Cakir, V.A.Yerokhin, N.S.Oreshkina, V.A.Agababaev, A.V.Volotka, D.V.Zinenko, D.A.Glazov, Z.Harman, C.H.Keitel, S.Sturm, K.Blaum

g Factor of Boronlike Argon 40Ar12+

ATOMIC PHYSICS 40Ar; measured frequencies; deduced resonances, the ground-state g factor of boronlike argon with uncertainties.

doi: 10.1103/PhysRevLett.122.253001
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2006SH37      Int.J. Mass Spectrom. 251, 109 (2006)

V.M.Shabaev, O.V.Andreev, A.N.Artemyev, S.S.Baturin, A.A.Elizarov, Y.S.Kozhedub, N.S.Oreshkina, I.I.Tupitsyn, V.A.Yerokhin, O.M.Zherebtsov

QED effects in heavy few-electron ions

NUCLEAR MOMENTS 203,205Tl, 209Bi, 238U; calculated hydrogen-like ion hyperfine splitting (hfs), hydrogen-like, lithium-like, and helium-like ion binding energies, bound electron g-factor, and parity nonconservation (PNC) effects. Calculations include relativistic quantum electrodynamics (QED), electron-correlation, and nuclear effects.

doi: 10.1016/j.ijms.2006.01.012
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2005EL08      Nucl.Instrum.Methods Phys.Res. B235, 65 (2005)

A.A.Elizarov, V.M.Shabaev, N.S.Oreshkina, I.I.Tupitsyn

Hyperfine splitting in heavy ions with the nuclear magnetization distribution determined from experiments on muonic atoms

NUCLEAR MOMENTS 203,205Tl, 209Bi; analyzed hfs in muonic atoms; calculated hfs for hydrogen-like ions. Single-particle and configuration-mixing models.

doi: 10.1016/j.nimb.2005.03.147
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2005KO15      Phys.Scr. 71, 464 (2005)

E.Y.Korzinin, N.S.Oreshkina, V.M.Shabaev

Hyperfine Splitting of Low-Lying Levels in Heavy Li-Like Ions

NUCLEAR MOMENTS 113In, 121,123Sb, 127I, 133Cs, 139La, 141Pr, 151Eu, 159Tb, 165Ho, 175Lu, 181Ta, 185Re, 203,205Tl, 207Pb, 209Bi; calculated hfs for lithium-like ions.

doi: 10.1238/Physica.Regular.071a00464
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2004MO41      Phys.Rev. A 70, 032105 (2004)

D.L.Moskovkin, N.S.Oreshkina, V.M.Shabaev, T.Beier, G.Plunien, W.Quint, G.Soff

g factor of hydrogenlike ions with nonzero nuclear spin

ATOMIC PHYSICS Z=1-92; calculated hyperfine-interaction corrections to atomic g factors for hydrogenlike ions.

doi: 10.1103/PhysRevA.70.032105
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