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Recent studies have theoretically investigated the atomic excitation and ionization induced by the dark matter (DM)-nucleus scattering, and it is found that the suddenly recoiled atom is much more likely to excite or lose its electrons than…

Mesoscale and Nanoscale Physics · Physics 2020-08-27 Zheng-Liang Liang , Lin Zhang , Fawei Zheng , Ping Zhang

We present cosmological dark matter (DM)--only zoom-in simulations of a Milky Way analog originating from enhanced linear matter power spectra $P(k)$ relative to the standard cold, collisionless DM (CDM) cosmology. We consider a Gaussian…

Cosmology and Nongalactic Astrophysics · Physics 2025-10-23 Ethan O. Nadler , Vera Gluscevic , Andrew Benson

Theory of electron-acoustic single phonon scattering has been reconsidered. It is assumed that the non-degenerate semiconductor has a spherical parabolic band structure. In the basis of the reconsideration there is a phenomenon of the…

Materials Science · Physics 2015-06-15 S. V. Melkonyan , A. L. Harutyunyan , T. A. Zalinyan

The interaction between superconducting qubits and one-dimensional microwave transmission lines has been studied experimentally and theoretically in the past two decades. In this work, we investigate the spontaneous emission of an initially…

Quantum Physics · Physics 2020-03-11 E. Wiegand , B. Rousseaux , G. Johansson

We have investigated the electronic structure and magnetic properties of GdN as a function of unit cell volume. Based on the first-principles calculations of GdN, we observe that there is a transformation in conduction properties associated…

Computational Physics · Physics 2009-11-11 C. -G. Duan , R. F. Sabiryanov , J. Liu , W. N. Mei , P. A. Dowben , J. R. Hardy

The low-index surfaces of Au and Pt all tend to reconstruct, a fact that is of key importance in many nanostructure, catalytic, and electrochemical applications. Remarkably, some significant questions regarding their structural energies…

Materials Science · Physics 2015-05-18 Paula Havu , Volker Blum , Ville Havu , Patrick Rinke , Matthias Scheffler

The main goal of electronic structure methods is to solve the Schroedinger equation for the electrons in a molecule or solid, to evaluate the resulting total energies, forces, response functions and other quantities of interest. In this…

Materials Science · Physics 2015-06-24 Peter E. Blöchl , Johannes Kaestner , Clemens J. Foerst

We study the renormalization effects on electric dipole moments in the models with new electroweakly interacting massive fermions. The electric dipole moments are generated by the effective operators which arise from integrating out heavy…

High Energy Physics - Phenomenology · Physics 2019-05-24 Wataru Kuramoto , Takumi Kuwahara , Ryo Nagai

The electron ionization predicted by the Migdal effect in dark matter-nucleus scattering enhances experimental sensitivity to sub-GeV dark matter. In this work, we demonstrate that lower-energy electron excitations provide a novel and…

High Energy Physics - Phenomenology · Physics 2026-04-30 Felix Kahlhoefer , Liangliang Su

Neutrino oscillation probabilities, which are being measured in long-baseline experiments, depend on neutrino energy. The energy in a neutrino beam, however, is broadly smeared so that the neutrino energy in a particular event is not…

Nuclear Theory · Physics 2015-06-11 O. Lalakulich , U. Mosel , K. Gallmeister

The possibility to reconstruct the electron-phonon interaction (EPI) function was demonstrated for S-c-N and S-c-S point contacts using the superconducting inelastic contribution to the excess current caused by Andreev reflection processes.…

Superconductivity · Physics 2014-05-28 N. L. Bobrov , A. V. Khotkevich , G. V. Kamarchuk , P. N. Chubov

The modeling of non-local-thermodynamic-equilibrium plasmas is crucial for many aspects of high-energy-density physics. It often requires collisional-radiative models coupled with radiative-hydrodynamics simulations. Therefore, there is a…

Atomic Physics · Physics 2024-02-28 Jean-Christophe Pain , Djamel Benredjem

We propose an AE-based transceiver for a WDM system impaired by hardware imperfections. We design our AE following the architecture of conventional communication systems. This enables to initialize the AE-based transceiver to have similar…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Jinxiang Song , Christian Häger , Jochen Schröder , Alexandre Graell i Amat , Henk Wymeersch

Monte-Carlo simulation calculation have been performed for 855 MeV electrons channeling in (110) planes of a diamond single crystal. The continuum potential picture has been utilized. Both, the transverse potential and the angular…

Computational Physics · Physics 2022-09-14 H. Backe

Using a relativistic mean-field single particle knock-out model for (e,e') reactions on nuclei, we investigate approximate treatments of Coulomb distortion effects and the extraction of longitudinal and transverse structure functions. We…

Nuclear Theory · Physics 2009-11-11 K. S. Kim , L. E. Wright

Stochastic and mixed stochastic-deterministic density functional theory (DFT) are promising new approaches for the calculation of the equation-of-state and transport properties in materials under extreme conditions. In the intermediate warm…

Computational Physics · Physics 2023-09-27 Vidushi Sharma , Lee A. Collins , Alexander J. White

We investigate the dynamical effects of electron-phonon coupling (EPC) on the superconducting properties of two-dimensional (2D) systems, calculating the Eliashberg function in terms of dynamically renormalized phonons. By studying…

Superconductivity · Physics 2025-04-29 Juraj Krsnik , Dino Novko , Osor Slaven Barišić

We derive analytical results for various quantities related to the excited-state quantum phase transitions in a class of Dicke superradiance models in the semiclassical limit. Based on a calculation of a partition sum restricted to Dicke…

Statistical Mechanics · Physics 2013-10-22 Tobias Brandes

An alternative to Density Functional Theory are wavefunction based electronic structure calculations for solids. In order to perform them the Exponential Wall (EW) problem has to be resolved. It is caused by an exponential increase of the…

Chemical Physics · Physics 2017-06-07 Peter Fulde , Hermann Stoll

In this paper we review the latest achievements of density functional theory in understanding the physics of diluted magnetic semiconductors. We focus on transition metal doped III-V semiconductors, which show spontaneous ferromagnetic…

Materials Science · Physics 2007-05-23 S. Sanvito , G. Theurich , N. A. Hill