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In metal-insulator transition materials, a small perturbation can shift the delicate balance between competing or coexisting electronic phases, leading to dramatic changes of the material's properties. Using La0.7Sr0.3MnO3, a prototypical…

Strongly Correlated Electrons · Physics 2025-12-29 Nareg Ghazikhanian , Pavel Salev , Dayne Sasaki , Yayoi Takamura , Ivan K. Schuller

We study the generation of magnetic fields during the stage of particle production resulting from spinodal instabilities during phase transitions out of equilibrium. The main premise is that long-wavelength instabilities that drive the…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. Boyanovsky , H. J de Vega , M. Simionato

In this paper we discuss the role of material parameters and external field effects on a thin film topological insulator(TI) in the context of quantum phase transition(QPT). First, we consider an in-plane tilted magnetic field and determine…

Mesoscale and Nanoscale Physics · Physics 2016-08-30 Anirudha Menon , Debashree Chowdhury , Banasri Basu

We present a theory for excitation of heavy hydrogen-like projectile-ions by light target-atoms in collisions where the momentum transfers to the atom are very large on the atomic scale. It is shown that in this process the electrons and…

Atomic Physics · Physics 2012-03-19 B. Najjari , A. B. Voitkiv

We present a theoretical investigation of the voltage-driven metal insulator transition based on solving coupled Boltzmann and Hartree-Fock equations to determine the insulating gap and the electron distribution in a model system -- a one…

Strongly Correlated Electrons · Physics 2018-12-03 Giuliano Chiriacò , Andrew J. Millis

We demonstrate a possibility to manipulate the magnetic coupling between two nanomagnets with a help of ac electric field. In the scheme suggested the magnetic coupling in question is mediated by a magnetic particle contacting with both of…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 L. Y. Gorelik , R. I. Shekhter , V. Vinokur , D. Feldman , V. Kozub , M. Jonson

Various mechanisms have been proposed for hydrogen embrittlement, but the causation of hydrogen-induced material degradation has remained unclear. This work shows hydrogen embrittlement due to phase instability (decomposition). In-situ…

Understanding the underlying factors responsible for higher-than-anticipated local field enhancements that trigger vacuum breakdown on pristine metal surfaces is crucial for the development of devices capable of withstanding intense…

Mesoscale and Nanoscale Physics · Physics 2024-03-19 Soumendu Bagchi , Evgenya Simakov , Danny Perez

Strong light-matter interactions can be exploited to modify properties of quantum materials both in and out of thermal equilibrium. Recent studies suggest electromagnetic fields in photonic structures can hybridize with condensed matter…

A magnetotransport study in magnetically doped (Cd,Mn)Te 2D quantum wells reveals an apparent metal-insulator transition as well as an anomalous intermediate phase just on its metallic side. This phase is characterized by colossal…

Mesoscale and Nanoscale Physics · Physics 2010-01-10 J. Jaroszynski , T. Andrearczyk , G. Karczewski , J. Wróbel , T. Wojtowicz , Dragana Popovic , T. Dietl

We include the electromagnetic currents from fermion degrees of freedom in the equations of motion for electroweak MSSM with a right-handed Stop that we have recently investigated. It is found that near the surface of the bubble walls there…

High Energy Physics - Phenomenology · Physics 2007-05-23 Leonard S. Kisslinger , Sameer Walawalkar , Ernest M. Henley , Mikkel B. Johnson

An external electric field changes the physical properties of polar-liquids due to the reorientation of their permanent dipoles. For example it should affect significantly the physical properties of water confined in a nanochannel. The…

Mesoscale and Nanoscale Physics · Physics 2016-08-03 Sobrino Fernández Mario , M. Neek-Amal , F. M. Peeters

The appearance of angular momentum in the nuclear motion of molecular systems lacking inversion symmetry under imposed thermal gradients presents a novel mechanism with potential implications for spintronics, magnetic response, and energy…

Chemical Physics · Physics 2025-08-26 Jichen Feng , Ethan Abraham , Joseph Subotnik , Abraham Nitzan

We show theoretically that anisotropy of electronic distribution function inside the laser-irradiated metal leads to the formation of edge currents at the timescale of distribution isotropization. When the electronic pressure in the…

Optics · Physics 2020-05-12 I. V. Oladyshkin , D. A. Fadeev , V. A. Mironov

The magnetogenesis scenarios triggered by the early variation of the gauge coupling are critically analyzed. In the absence of sources, it is shown that the electric and magnetic power spectra can be explicitly computed by means of…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-29 Massimo Giovannini

The basic physics of nucleation in solid \hl{single-crystal} nanoparticles is revealed by a phase-field theory that includes surface energy, chemical reactions and coherency strain. In contrast to binary fluids, which form arbitrary contact…

Materials Science · Physics 2014-09-17 Daniel A. Cogswell , Martin Z. Bazant

Electrical triggering of a metal-insulator transition (MIT) often results in the formation of characteristic spatial patterns such as a metallic filament percolating through an insulating matrix or an insulating barrier splitting a…

Intense electrostatic fields, such as those able to break bonds and cause field-ion emission, can fundamentally alter the behaviour of atoms at and on the surface. Using density functional theory (DFT) calculations on the Li (110) surface…

Materials Science · Physics 2025-02-11 Shyam Katnagallu , Huan Zhao , Se-Ho Kim , Baptiste Gault , Christoph Freysoldt , Jörg Neugebauer

Using first-principles calculations, we found the topological phase transition induced by electric fields in one-bilayer Bi(111). The bandgap decreased with increasing electric field strength, and it is closed at 2.1 V/{\AA}. For fields…

Materials Science · Physics 2018-03-13 Hikaru Sawahata , Naoya Yamaguchi , Hiroki Kotaka , Fumiyuki Ishii

Electric dipole moments (edms) of bound states that arise from the constituents having edms are studied with field-theoretic techniques. The systems treated are the neutron and a set of paramagnetic atoms. In the latter case it is well…

High Energy Physics - Phenomenology · Physics 2015-06-05 S. A. Blundell , J. Griffith , J. Sapirstein
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