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Related papers: The 5f localization/delocalization in square and h…

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In this paper, we propose a method to construct the decay amplitudes in the orbital ($L$) and spin ($S$) coupling scheme for particles with arbitrary spins. For the $1\to 2$ decay with only massive particles involved, the angular dependence…

High Energy Physics - Phenomenology · Physics 2023-09-14 Xiao-yu Li , Xiang-Kun Dong , Hao-Jie Jing

Properties of plasmonic materials are associated with surface plasmons - the electromagnetic excitations coupled to coherent electron charge density oscillations on a metal/dielectric interface. Although decay of such oscillations cannot be…

Optics · Physics 2021-05-27 Krystyna Kolwas

We study a classical model of thermally fluctuating polymers confined to two dimensions, experiencing a grooved periodic potential, and subject to pulling forces both along and transverse to the grooves. The equilibrium polymer…

Soft Condensed Matter · Physics 2023-01-12 Abhijeet Melkani , Alexander Patapoff , Jayson Paulose

In heavy-fermion compounds, f electrons show both itinerant and localized behaviour depending on the external conditions, and the hybridization between localized f electrons and itinerant conduction bands gives rise to their exotic…

Strongly Correlated Electrons · Physics 2017-07-10 D. H. Xie , M. L. Li , W. Zhang , L. Huang , W. Feng , Y. Fang , Y. Zhang , Q. Y. Chen , X. G. Zhu , Q. Liu , B. K. Yuan , L. Z. Luo , P. Zhang , X. C. Lai , S. Y. Tan

A systematic first-principle study is performed to calculate the lattice parameters, electronic structure, and thermodynamic properties of UN using the local-density approximation (LDA)+\emph{U} and the generalized gradient approximation…

Materials Science · Physics 2015-05-19 Yong Lu , Bao-Tian Wang , Rong-Wu Li , Hongliang Shi , Ping Zhang

We investigate static correlation and delocalization errors in the self-consistent GW and random-phase approximation (RPA) by studying molecular dissociation of the H_2 and LiH molecules. Although both approximations contain topologically…

Strongly Correlated Electrons · Physics 2015-04-10 Maria Hellgren , Fabio Caruso , Daniel R. Rohr , Xinguo Ren , Angel Rubio , Matthias Scheffler , Patrick Rinke

Polarization is a unique tool to study the properties of dust grains of protoplanetary disks and detail the initial conditions of planet formation. Polarization around HL Tau was previously imaged using the Atacama Large…

This work investigates the impact of different Modified Gravity (MG) models on the large-scale structures (LSS) properties in relation to the cosmic web (CW), using N-body simulations of f(R) and nDGP models. We analyse the impact of the MG…

Cosmology and Nongalactic Astrophysics · Physics 2024-10-28 Suhani Gupta , Simon Pfeifer , Punyakoti Ganeshaiah Veena , Wojciech A. Hellwing

Quantum effects on the atom delocalization in amorphous silicon have been studied by path-integral Monte Carlo simulations from 30 to 800 K. The quantum delocalization is appreciable vs. topological disorder, as seen from structural…

Disordered Systems and Neural Networks · Physics 2009-10-31 Carlos P. Herrero

Using Monte Carlo simulations with the Metropolis algorithm, the magnetic and thermodynamic behaviours of a spin-1/2, trilayered ferrimagnetic system on triangular monolayers with quenched nonmagnetic impurities are studied. Two different…

Statistical Mechanics · Physics 2023-04-19 Soham Chandra

We report a novel manifestation of spin-vorticity interplay in relativistic heavy-ion collisions. Using $^{16}$O+$^{197}$Au at $\sqrt{s_{\rm NN}}=7.7$ GeV as a test case, we show that the $\Lambda$ hyperon exhibits a clear dual-polarization…

Nuclear Theory · Physics 2025-08-27 X. G. Deng , Y. G. Ma

The electronic structure of (group-III) metal-monochalcogenide monolayers exhibits many unusual features. Some, such as the unusually distorted upper valence band dispersion we describe as a 'caldera', are primarily the result of purely…

Materials Science · Physics 2015-11-20 Pengke Li , Ian Appelbaum

Polyalanine molecules (PA) with an {\alpha}-helix conformation gathered recently a lot of interest as the propagation of electrons through the chiral backbone structure comes along with spin polarization of the transmitted electrons. By…

Mesoscale and Nanoscale Physics · Physics 2022-02-16 Nguyen T. N. Ha , L. Rasabathina , O. Hellwig , A. Sharma , G. Salvan , S. Yochelis , Y. Paltiel , L. T. Baczewski , C. Tegenkamp

Simple structures of MnX binary compounds, namely hexagonal NiAs and zincblende, are studied as a function of the anion (X = Sb, As, P) by means of the all-electron FLAPW method within local spin density and generalized gradient…

Materials Science · Physics 2009-11-07 A. Continenza , S. Picozzi , W. T. Geng , A. J. Freeman

The band structures and optical properties of monoclinic HfO2 are investigated by the local density approximation (LDA)+U approach. With the on-site Coulomb interaction being introduced to 5d orbitals of Hf atom and 2p orbitals of O atom,…

Materials Science · Physics 2013-11-26 Jinping Li , Jiecai Han , Songhe Meng , Hantao Lu , Takami Tohyama

By means of the molecular dynamics simulation on gradual cooling processes, we investigate magnetic properties of classical spin systems only with the magnetic dipole-dipole interaction, which we call dipolar systems. Focusing on their…

Statistical Mechanics · Physics 2007-05-23 Ryoko Sugano , Katsuyoshi Matsushita , Akiyoshi Kuroda , Yusuke Tomita , Hajime Takayama

We report measurements and calculations of the spin-polarization, induced by a parallel magnetic field, of interacting, dilute, two-dimensional electron systems confined to GaAs/AlGaAs heterostructures. The results reveal the crucial role…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 E. Tutuc , S. Melinte , E. P. De Poortere , M. Shayegan , R. Winkler

Attempts to go beyond the local density approximation (LDA) of Density Functional Theory (DFT) have been increasingly based on the incorporation of more realistic Coulomb interactions. In their earliest implementations, methods like…

Strongly Correlated Electrons · Physics 2009-11-13 Jean-Pierre Julien , Jian-Xin Zhu , Robert C. Albers

One of the most fundamental properties of electromagnetism and special relativity is the coupling between the spin of an electron and its orbital motion. This is at the origin of the fine structure in atoms, the spin Hall effect in…

Mesoscale and Nanoscale Physics · Physics 2015-04-22 V. G. Sala , D. D. Solnyshkov , I. Carusotto , T. Jacqmin , A. Lemaître , H. Terças , A. Nalitov , M. Abbarchi , E. Galopin , I. Sagnes , J. Bloch , G. Malpuech , A. Amo

Spin polarization effects in nonmagnetic materials are generally believed as an outcome of spin-orbit coupling provided that the global inversion symmetry is lacking, also known as 'spin-momentum locking'. The recently discovered hidden…

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