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Related papers: Isotope effect on radiative thermal transport

200 papers

The radiative transfer equation for spectral lines from an extended gas is derived from first principles, treating the gas as a system of many atoms/molecules rather than isolated ones. Line broadening effects are assumed to be dominated by…

Astrophysics of Galaxies · Physics 2026-01-14 Boy Lankhaar

This paper is devoted to a prediction of new effect - the occurrence of a heat flow perpendicular both to temperature gradient and magnetic field in molecular dielectric where rotary degrees of freedom of molecules are defrozen. The method…

Other Condensed Matter · Physics 2009-11-13 L. A. Maksimov , T. V. Khabarova

It has been known for decades that a magnetic field can deflect phonons as they flow in response to a thermal gradient, producing a thermal Hall effect. Several recent experiments have revealed ratios of the phonon Hall conductivity to the…

Mesoscale and Nanoscale Physics · Physics 2022-06-15 B. Flebus , A. H. MacDonald

A systematic study of the effect of fragment$-$fragment interaction, quantum statistics, $\gamma$-feeding and collective flow is made in the extraction of the nuclear temperature from the double ratio of the isotopic yields in the…

Nuclear Theory · Physics 2009-10-31 B. K. Agrawal , S. K. Samaddar , Tapas Sil , J. N. De

Controlling heat flow by phononic nanodevices has received significant attention recently because of its fundamental and practical implications. Elementary phononic devices such as thermal rectifiers, transistors, and logic gates are…

Mesoscale and Nanoscale Physics · Physics 2013-07-29 Jie Ren , Jian-Xin Zhu

The discovery of unusual heat conduction properties of graphene has led to a surge of theoretical and experimental studies of phonon transport in two-dimensional material systems. The rapidly developing graphene thermal field spans from…

Materials Science · Physics 2016-02-01 Denis L. Nika , Alexander A. Balandin

We study heat conduction in (n, 0)/(2n, 0) intramolecular junctions by using molecular dynamics method. It is found that the heat conduction is asymmetric, namely, heat transports preferably in one direction. This phenomenon is also called…

Mesoscale and Nanoscale Physics · Physics 2007-08-18 Gang Wu , Baowen Li

Phonon polarization in a magnetic field is analyzed in isotropic model. It is shown, that at presence of spin-phonon interaction phonon possess circular polari-zation which causes the appearance of heat flux component perpendicular both to…

Other Condensed Matter · Physics 2015-05-13 L. A. Maksimov , T. V. Khabarova

We consider the Comptonization of an isotropic radiation field by a thermal distribution of electrons with non-vanishing bulk velocity. We include all relativistic effects, including induced scattering and electron recoil, in the derivation…

Astrophysics · Physics 2009-10-30 Anthony Challinor , Anthony Lasenby

A maximum superconductive transition temperature $T_\textrm{C}$ = 203.5 K has recently been reported for a sample of the binary compound tri-hydrogen sulfide (H$_\textrm{3}$S) prepared at high pressure and with room temperature annealing.…

Superconductivity · Physics 2017-03-14 Dale R. Harshman , Anthony T. Fiory

We report the influence on the superconducting critical temperature $T_c$ in doped SrTiO$_3$ of the substitution of the natural $^{16}$O atoms by the heavier isotope $^{18}$O. We observe that for a wide range of doping this substitution…

Superconductivity · Physics 2016-11-03 A. Stucky , G. Scheerer , Z. Ren , D. Jaccard , J. -M. Poumirol , C. Barreteau , E. Giannini , D. van der Marel

A photoionized gas under constant pressure can display a thermal instability, with three or more solutions for possible thermal equilibrium. A unique solution of the structure of the irradiated medium is obtained only if electron conduction…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 B. Czerny , L. Chevallier , A. C. Goncalves , A. Rozanska , A. -M. Dumont

We study the dependence of the heat transfer between two semi-infinite solids on the dielectric properties of the bodies. We show that the heat transfer at short separation between the solids may increase by many order of magnitude when the…

Materials Science · Physics 2009-11-11 A. I. Volokitin , B. N. J. Persson

We review various isotope effects in the high-T_c cuprate superconductors to assess the role of the electron-phonon interaction in the basic physics of these materials. Of particular interest are the unconventional isotope effects on the…

Superconductivity · Physics 2009-11-07 Guo-meng Zhao , H. Keller , K. Conder

Heat transfer between two surfaces separated by a nanometre gap is important for a number of applications ranging from spaced head disk systems, scanning thermal microscopy and thermal transport in aerogels. At these separation distances,…

Materials Science · Physics 2020-01-07 A. Alkurdi , C. Adessi , F. Tabatabaei , S. Li , K. Termentzidis , S. Merabia

The mass and isotope dependence of limiting temperatures for hot nuclei are investigated. The predicted mass dependence of limiting temperatures is in good agreement with data derived from the caloric curve data. The predicted isotope…

Nuclear Theory · Physics 2009-11-10 Zhuxia Li , Min Liu

We review experimental and theoretical results on thermal transport in semiconductor nanostructures (multilayer thin films, core/shell and segmented nanowires), single- and few-layer graphene, hexagonal boron nitride, molybdenum disulfide…

Mesoscale and Nanoscale Physics · Physics 2018-06-13 Alexandr I. Cocemasov , Calina I. Isacova , Denis L. Nika

Although the isotope effect in superconducting materials is well-documented, changes in the magnetic properties of antiferromagnets due to isotopic substitution are seldom discussed and remain poorly understood. This is perhaps surprising…

We show in this paper that the heat generated by the optical excitation of resonant plasmonic antennas and diffusing along a simple glass/air interface disturbs the electron transport of a nearby conductive element. By probing the…

Mesoscale and Nanoscale Physics · Physics 2016-07-20 M. -M. Mennemanteuil , M. Buret , N. Cazier , G. Colas-Des-Francs , M. Besbes , P. Ben-Abdallah , A. Bouhelier

Thermal radiation of the hot combustion products usually does not influence noticeably the flame propagating through gaseous mixture. the situation is changed drastically in the presence even small concentration of particles, which absorb…

Fluid Dynamics · Physics 2015-09-30 M. F. Ivanov , A. D. Kiverin , M. A. Liberman