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Related papers: Hyperfine Interaction in USb2 Crystal

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The varying metallic antiferromagnetic correlations observed in iron-based superconductors are unified in a model consisting of both itinerant electrons and localized spins. The decisive factor is found to be the sensitive competition…

Superconductivity · Physics 2010-09-03 Wei-Guo Yin , Chi-Cheng Lee , Wei Ku

The interaction between gaseous uranium dicarbide and graphite is significant for the safety control and design of Gen-IV nuclear energy system. In this article, the interaction mechanism has been studied using a simplified model of…

Atomic and Molecular Clusters · Physics 2013-12-05 Jie Han , Xing Dai , Cheng Cheng , Minsi Xin , Zhigang Wang , Ping Huai , Ruiqin Zhang

The magnetic hyperfine (MHF) structure of the $5/2^+$(0.0 eV) ground state and the low-lying $3/2^+$(7.8 eV) isomeric state of the $^{229}$Th nucleus in highly charged ions Th$^{89+}$ and Th$^{87+}$ is calculated. The distribution of the…

Nuclear Theory · Physics 2016-08-24 E. V. Tkalya , A. V. Nikolaev

The quality of HFB wave functions are tested by comparing the theoretically calculated results with the available experimental data for a number of spectroscopic properties like yrast spectra, reduced B(E2) transition probabilities,…

Nuclear Theory · Physics 2009-11-10 P. K. Raina , A. Shukla , P. K. Rath , B. M. Dixit , K. Chaturvedi , R. Chandra , S. K. Dhiman , A. J. Singh

We have carried out density-functional theory (DFT) calculations for the chromium pnictide BaCr2P2, which is structurally analogous to BaFe2As2, a parent compound for iron-pnictide superconductors. Evolutionary methods combined with DFT…

Superconductivity · Physics 2019-10-22 R. A. Jishi , J. P. Rodriguez , T. J. Haugan , M. A. Susner

We have integrated density functional theory (DFT) into quantitative convergent-beam electron diffraction (QCBED) to create a synergy between experiment and theory called QCBED-DFT. This synergy resides entirely in the electron density…

Strongly Correlated Electrons · Physics 2021-05-05 Ding Peng , Philip N. H. Nakashima

To unravel the interplay between the strong electronic correlation and itinerant-localized dual nature in atypical f electron systems, we employed the density functional theory in combination with the single-site dynamical mean-field theory…

Strongly Correlated Electrons · Physics 2021-02-08 Haiyan Lu , Qin Liu

Optical orientation of electron and hole spins by circularly polarized light is investigated for MAPbI$_3$ single crystals. The Hanle and polarization recovery effects measured in transverse and longitudinal magnetic fields, respectively,…

Mesoscale and Nanoscale Physics · Physics 2026-02-10 Mladen Kotur , Nataliia E. Kopteva , Dmitri R. Yakovlev , Bekir Turedi , Maksym V. Kovalenko , Manfred Bayer

We report on the magnetic and Mossbauer properties of polycrystalline HoFe1-xCrxO3 compounds. Magnetization data reveals the continuous tailoring of magnetic transition due to weakening of Ho3+ Fe3+ and Fe3+ Fe3+ interactions in the entire…

Materials Science · Physics 2017-03-08 Ganesh Kotnana , V. Raghavendra Reddy , S. Narayana Jammalamadaka

Using density functional theory, we determine parameters of tight-binding Hamiltonians for a variety of Fabre charge transfer salts, focusing in particular on the effects of temperature and pressure. Besides relying on previously published…

Strongly Correlated Electrons · Physics 2013-04-25 A. C. Jacko , H. Feldner , E. Rose , F. Lissner , M. Dressel , Roser Valentí , Harald O. Jeschke

We present theoretical description of conduction electrons interacting with a domain wall in ferromagnetic metals. The description takes into account interaction between electrons. Within the semiclassical approximation we calculate the…

Materials Science · Physics 2009-11-07 V. K. Dugaev , J. Barnas , A. Lusakowski , L. A. Turski

We present a DFT+U-type functional for strong correlation, derived from multiconfigurational wavefunction theory. The reference system experiences electron-electron interactions only in DFT+U-type atomic states, yielding a block-localized…

Chemical Physics · Physics 2023-07-25 Benjamin G. Janesko

Accurate prediction of muon hyperfine constants is useful for interpreting muon spin spectroscopy data, yet standard methods such as density functional theory (DFT) compute muon-electron pair density functions, and thus hyperfine constants,…

Chemical Physics · Physics 2026-03-06 Jamie Carr , Mathias Volkai , W. M. C. Foulkes , Andres Perez Fadon

Uranium dipnictide USb$_2$ reflects enigmatic properties posing a substantial challenge for a microscopic modeling. Among others, it develops a nonstandard antiferromagnetic order of a $\uparrow\downarrow\downarrow\uparrow$-type along [001]…

Strongly Correlated Electrons · Physics 2018-01-17 Marcin M. Wysokiński

Heavy Fermion physics deals with the ground state formation and interactions in f-electron materials where the electron effective masses are extremely large, more than 100 times the rest mass of an electron. The details of how the…

Strongly Correlated Electrons · Physics 2014-01-16 J. S. Kim , G. R. Stewart

The effective on-site Coulomb interaction (Hubbard $U$) between localized \textit{d} electrons in 3\textit{d}, 4\textit{d}, and 5\textit{d} transition metals is calculated employing a new parameter-free realization of the constrained…

Strongly Correlated Electrons · Physics 2015-05-27 Ersoy Sasioglu , Christoph Friedrich , Stefan Blügel

The electronic and magnetic properties of the hexanuclear ferric wheel [LiFe6(OCH3)12-(dbm)6]PF6 have been studied with all-electron Hartree-Fock and full-potential density functional calculations. The best agreement for the magnetic…

Other Condensed Matter · Physics 2007-05-23 H. Nieber , K. Doll , G. Zwicknagl

We investigate the nature of the 5$f$ electrons in the unconventional odd-parity superconductor UTe$_2$, focusing on the degree of covalency, localization versus itinerancy, and dominant electronic configuration. This is achieved using…

The hyperfine structure of 5snd ^1D_2 states in ^{87}Sr was studied for principal quantum numbers 11 <= n <= 25 by Doppler-free two-photon excitation combined with thermionic detection. Based on the more accurate data, compared to previous…

Atomic Physics · Physics 2009-10-30 J. Guedde , A. Klinkmueller , P. J. West , E. Matthias

Single crystal neutron diffraction, inelastic neutron scattering, bulk magnetization measurements, and first-principles calculations are used to investigate the magnetic properties of the honeycomb lattice $\rm Tb_2Ir_3Ga_9$. While the…