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Related papers: Electronically driven collapse of the bulk modulus…

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Magnetorotational instability (MRI) has a potential to generate the vigorous turbulence in protoplanetary disks, although its turbulence strength and accretion stress remains debatable because of the uncertainty of MRI with low ionization…

Earth and Planetary Astrophysics · Physics 2017-11-15 Shoji Mori , Takayuki Muranushi , Satoshi Okuzumi , Shu-ichiro Inutsuka

In this work we investigate temperature dependence of electronic structure of system with strong electronic correlations and strong electron-phonon interaction modeling cuprates in the frameworks of the three-band p-d-Holstein model by a…

Strongly Correlated Electrons · Physics 2018-01-03 Ilya A. Makarov , Sergey G. Ovchinnikov

We consider the thermal expansion, change of sound velocity with pressure and temperature, and the Poisson ratio of lattices which have rigid units (polyhedra very large stiffness to change in bond-length and to bond-angle variations)…

Materials Science · Physics 2010-04-16 Yan He , Vladimir Cvetkovic , C. M. Varma

It is well established that the product of the volume coefficient of thermal expansion and the bulk modulus is nearly constant at temperatures higher than the Debye temperature. Using this approximation allows predicting the values of the…

General Physics · Physics 2009-11-11 J. Garai , A. Laugier

We investigate a temperature-based model, called extended two-temperature model (eTTM), that describes the electronic non-equilibrium and its effect on energy dissipation in metals after ultrashort laser excitation. We derive and discuss…

Materials Science · Physics 2023-08-03 Markus Uehlein , Sebastian T. Weber , Baerbel Rethfeld

Observational evidence in space and astrophysical plasmas with long collisional mean free path suggests that more massive charged particles may be preferentially heated. One possible mechanism for this is the turbulent cascade of energy…

Plasma Physics · Physics 2018-01-15 M. Barnes , P. Abiuso , W. Dorland

We investigate the shear elastic modulus of soft polymer foams loaded with hard spherical particles and we show that, for constant bubble size and gas volume fraction, strengthening is strongly dependent on the size of those inclusions.…

Materials Science · Physics 2015-07-27 Yacine Khidas , Benjamin Haffner , Olivier Pitois

The layered graphene systems exhibit the rich and unique excitation spectra arising from the electron-electron Coulomb interactions. The generalized tight-binding model is developed to cover the planar/buckled/cylindrical structures,…

Computational Physics · Physics 2019-01-15 Chiun-Yan Lin , Jhao-Ying Wu , Chih-Wei Chiu , Ming-Fa Lin

The partition of irreversible heating between ions and electrons in compressively driven (but subsonic) collisionless turbulence is investigated by means of nonlinear hybrid gyrokinetic simulations. We derive a prescription for the…

Plasma Physics · Physics 2021-01-04 Y. Kawazura , A. A. Schekochihin , M. Barnes , J. M. TenBarge , Y. Tong , K. G. Klein , W. Dorland

We have measured individual tunneling events and Coulomb step shapes in single-electron boxes with opaque superconductor-normal metal tunnel junctions. We observe anomalous broadening of the Coulomb step with decreasing temperature in a…

Mesoscale and Nanoscale Physics · Physics 2011-06-13 O. -P. Saira , M. Mottonen , V. F. Maisi , J. P. Pekola

It is experimentally shown that, depending on the carrier-concentration of the system $n$, the dynamics of electron-glasses either \textit{slows down }with increasing temperature or it is \textit{independent} of it. This also correlates…

Strongly Correlated Electrons · Physics 2007-11-28 Z. Ovadyahu

Void swelling can develop in materials under persistent irradiation when non-equilibrium vacancy and self-interstitial populations migrate under sufficiently asymmetric interaction biases. In conventional metals, the propensity is…

Materials Science · Physics 2021-11-16 Babak Sadigh , Per Söderlind , Nir Goldman , Michael P. Surh

Many phenomena in condensed matter are thought to result from competition between different ordered phases. Palladium is a paramagnetic metal close to both ferromagnetism and superconductivity, and is therefore a potentially interesting…

Mesoscale and Nanoscale Physics · Physics 2010-05-14 Gavin D. Scott , Juan J. Palacios , Douglas Natelson

Large-amplitude electrostatic fluctuations are routinely observed by spacecraft upon traversal of collisionless shocks in the heliosphere. Kinetic simulations of shocks have struggled to reproduce the amplitude of such fluctuations,…

Space Physics · Physics 2025-09-29 Vadim Roytershteyn , Lynn B. Wilson , Li-Jen Chen , Michael Gedalin , Nikolai Pogorelov

We establish a theoretical framework for artificial control of the power-law singularities in Tomonaga-Luttinger liquid states. The exponent governing the power-law behaviors is found to increase significantly with an increase in the…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 Hiroyuki Shima , Shota Ono , Hideo Yoshioka

A flattened electronic band is one of several possible routes for increasing the strength of the pairing interactions in a superconductor. With this in mind, we show here that thermodynamic measurements of the high-Tc cuprates reveal an…

Strongly Correlated Electrons · Physics 2023-03-24 Neil Harrison , Mun K. Chan

Electron evaporation plays an important role in the electron temperature evolution and thus expansion rate in low-density ultracold plasmas. In addition, evaporation is useful as a potential tool for obtaining colder electron temperatures…

Plasma Physics · Physics 2017-06-07 Craig Witte , Jacob L. Roberts

We study the long-time evolution of the ion temperature in an expanding ultracold neutral plasma using spatially resolved, laser-induced-fluorescence spectroscopy. Adiabatic cooling reduces the ion temperature by an order of magnitude…

Plasma Physics · Physics 2015-06-23 P. McQuillen , T. Strickler , T. Langin , T. C. Killian

The electrostatic instabilities driven by the gradients of the density, temperature and magnetic field, are discussed in their application to solar magnetic structures. Strongly growing modes are found for some typical plasma parameters.…

Solar and Stellar Astrophysics · Physics 2015-05-14 J. Vranjes , S. Poedts

We develop a projection imaging technique to study ultracold plasma dynamics. We image the charged particle spatial distributions by extraction with a high-voltage pulse onto a position-sensitive detector. Measuring the 2D width of the ion…

Plasma Physics · Physics 2009-11-13 X. L. Zhang , R. S. Fletcher , S. L. Rolston