NSR Query Results
Output year order : Descending NSR database version of May 24, 2024. Search: Author = B.P.Das Found 15 matches. 2022SA06 Phys.Rev. D 105, 018302 (2022) B.K.Sahoo, B.P.Das, H.Spiesberger Reply to "Comment on "New physics constraints from atomic parity violation in ^{133}Cs" ATOMIC PHYSICS ^{133}Cs; calculated the nuclear spin-independent parity violating electric dipole transition amplitude; deduced a new value for the nuclear weak charge and uncertainties.
doi: 10.1103/PhysRevD.105.018302
2021SA56 Phys.Rev. D 103, L111303 (2021) B.K.Sahoo, B.P.Das, H.Spiesberger New physics constraints from atomic parity violation in ^{133}Cs ATOMIC PHYSICS ^{133}Cs; calculated the nuclear spin-independent parity violating electric dipole transition amplitude; deduced a new value for the nuclear weak charge.
doi: 10.1103/PhysRevD.103.L111303
2019SA43 Phys.Rev. A 100, 020502R (2019) A.Sakurai, B.K.Sahoo, K.Asahi, B.P.Das Relativistic many-body theory of the electric dipole moment of ^{129}Xe and its implications for probing new physics beyond the standard model NUCLEAR MOMENTS ^{129}Xe; calculated static dipole polarizability; deduced the time-reversal and parity violating electric dipole moment arising from the nuclear Schiff moment and the electron-nucleus tensor-pseudotensor interaction based on the self-consistent and the normal relativistic coupled-cluster methods.
doi: 10.1103/PhysRevA.100.020502
2018SA23 Phys.Rev. A 97, 062510 (2018) Electric dipole polarizability of ^{129}Xe using the relativistic coupled-cluster and the normal coupled-cluster methods NUCLEAR MOMENTS ^{129}Xe; calculated static dipole polarizability using the self-consistent relativistic coupled-cluster theory and the relativistic normal coupled-cluster theory.
doi: 10.1103/PhysRevA.97.062510
2017YA10 Eur.Phys.J. A 53, 54 (2017) N.Yamanaka, B.K.Sahoo, N.Yoshinaga, T.Sato, K.Asahi, B.P.Das Probing exotic phenomena at the interface of nuclear and particle physics with the electric dipole moments of diamagnetic atoms: A unique window to hadronic and semi-leptonic CP violation ATOMIC PHYSICS ^{129}Xe, ^{199}Hg, ^{225}Ra; deduced atomic electric dipole moment (relative to the CP-violation coefficient) from LHC and other published data.
doi: 10.1140/epja/i2017-12237-2
2015SA18 Phys.Rev. A 91, 042507 (2015) B.K.Sahoo, D.K.Nandy, B.P.Das, Y.Sakemi Correlation trends in the hyperfine structures of ^{210, 212}Fr NUCLEAR STRUCTURE ^{210,212}Fr; calculated magnetic dipole and electric quadrupole hyperfine structure constants using the Dirac-Fock approximation. Comparison with available data.
doi: 10.1103/PhysRevA.91.042507
2015SA48 Phys.Rev. A 92, 052511 (2015) Theoretical studies of the long lifetimes of the 6d^{2}D_{3/2, 5/2}states in Fr: Implications for parity-nonconservation measurements ATOMIC PHYSICS Fr; calculated levels T_{1/2}, radiative transition amplitudes of the allowed electric dipole (E1) and the forbidden electric quadrupole (E2) and magnetic dipole (M1) channels using the second-order many-body perturbation theory and the coupled-cluster method at different levels of approximations in the relativistic framework. Comparison with available data.
doi: 10.1103/PhysRevA.92.052511
2007LA36 Phys.Rev. A 76, 062508 (2007) K.V.P.Latha, C.Sur, R.K.Chaudhuri, B.P.Das, D.Mukherjee Electric quadrupole moment of the 5d^{2}D_{3/2} state in ^{171}Yb^{+}: A relativistic coupled-cluster analysis ATOMIC PHYSICS ^{171}Yb; calculated electric quadrupole moment using the coupled-cluster method.
doi: 10.1103/PhysRevA.76.062508
2007MA06 Eur.Phys.J. D 41, 441 (2007) S.Majumder, B.K.Sahoo, R.K.Chaudhuri, B.P.Das, D.Mukherjee Many-body effects in hyperfine interactions in ^{205}Pb^{+} NUCLEAR MOMENTS ^{205}Pb; calculated magnetic dipole and electric quadrupole hyperfine structure constants. Relativistic coupled-cluster theory.
doi: 10.1140/epjd/e2006-00248-2
2005SA67 J.Phys.(London) B38, 4379 (2005) B.K.Sahoo, T.Beier, B.P.Das, R.K.Chaudhuri, D.Mukherjee Electron correlation effects in hyperfine interactions in ^{45}Sc and ^{89}Y NUCLEAR MOMENTS ^{45}Sc, ^{89}Y; calculated dipole and quadrupole hfs constants. Relativistic coupled-cluster theory, comparison with data.
doi: 10.1088/0953-4075/38/24/004
2003SA41 Phys.Rev. A 68, 040501 (2003) B.K.Sahoo, G.Gopakumar, R.K.Chaudhuri, B.P.Das, H.Merlitz, U.S.Mahapatra, D.Mukherjee Magnetic dipole hyperfine interactions in ^{137}Ba^{+} and the accuracies of the neutral weak interaction matrix elements NUCLEAR MOMENTS ^{137}Ba; calculated hyperfine constants for singly ionized atom. Relativistic coupled-cluster method.
doi: 10.1103/PhysRevA.68.040501
2000PA61 Phys.Rev. C62, 065501 (2000) Effects of Nuclear Structure on Parity Nonconservation in Atomic Cesium in Relativistic Mean Field Theory NUCLEAR STRUCTURE ^{125,127,129,131,133,135,137,139}Cs; calculated binding energies, radii, nuclear structure corrections to weak charge. Relativistic mean field theory, several parameter sets compared.
doi: 10.1103/PhysRevC.62.065501
1999SI17 J.Phys.(London) B32, 4905 (1999) Parity Non-Conservation in Atomic Yb Arising from the Nuclear Anapole Moment ATOMIC PHYSICS Yb; calculated atomic levels configuration state functions, transition matrix elements; deduced implications for anapole moment measurements. Shielded potential.
doi: 10.1088/0953-4075/32/20/308
1986DA02 J.Phys.(London) B19, L7 (1986) Multiconfiguration Dirac-Fock Approach to the Fine-Structure Splitting in the 3s3p Configuration of the Magnesium Sequence ATOMIC PHYSICS Z=13-50; calculated Mg sequence fine structure intervals. Multi-configuration Dirac-Fock approach.
doi: 10.1088/0022-3700/19/1/002
1982VA22 Phys.Rev.Lett. 48, 1330 (1982); Erratum Phys.Rev.Lett. 49, 1466 (1982); Erratum Phys.Rev.Lett. 49, 1800 (1982) M.Vajed-Samii, J.Andriessen, B.P.Das, S.N.Ray, T.Lee, T.P.Das Accurate Values of Nuclear Magnetic Moments of Francium Isotopes NUCLEAR MOMENTS ^{208,209,210,211,212,213}Fr; calculated μ. Relativistic many-body perturbation theory.
doi: 10.1103/PhysRevLett.48.1330
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