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Related papers: Temperature distribution in large Bi2212 mesas

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When a charge current is applied to a junction comprising two different conductors, its temperature increases or decreases depending on the direction of the charge current. This phenomenon is called the Peltier effect, which is used in…

Mesoscale and Nanoscale Physics · Physics 2016-12-30 Shunsuke Daimon , Ryo Iguchi , Tomosato Hioki , Eiji Saitoh , Ken-ichi Uchida

The steady state heat currents of continuous absorption machines can be decomposed into thermodynamically consistent contributions, each of them associated with a circuit in the graph representing the master equation of the thermal device.…

Quantum Physics · Physics 2017-12-19 J Onam González , José P Palao , Daniel Alonso

We demonstrate by experiments and numerical simulations that the low-temperature current-voltage characteristics in diffusive bilayer graphene (BLG) exhibit a strong superlinearity at finite bias voltages. The superlinearity is weakly…

Mesoscale and Nanoscale Physics · Physics 2011-05-24 J. K. Viljas , A. Fay , M. Wiesner , P. J. Hakonen

Routinely, experiments on tunneling molecular junctions report values of conductances ($G_{RT}$) and currents ($I_{RT}$) measured at room temperature. On the other side, theoretical approaches based on simplified models provide analytic…

Mesoscale and Nanoscale Physics · Physics 2023-05-17 Ioan Baldea

Delta-T shot noise is activated in temperature-biased electronic junctions, down to the atomic scale. It is characterized by a quadratic dependence on the temperature difference and a nonlinear relationship with the transmission…

Mesoscale and Nanoscale Physics · Physics 2025-04-08 Matthew Gerry , Jonathan J. Wang , Joanna Li , Ofir Shein-Lumbroso , Oren Tal , Dvira Segal

A framework for estimating heating and expected temperature rise in current carrying molecular junctions is described. Our approach is based on applying the Redfield approximation to a tight binding model for the molecular bridge…

Condensed Matter · Physics 2009-11-07 Dvira Segal , Abraham Nitzan

We provide an experimental demonstration that the focusing of ionic currents in a micron size hole connecting two chambers can produce local temperature increases of up to $100^\circ$ C with gradients as large as $1^\circ$ K$\mu m^{-1}$. We…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 V. Viasnoff , U. Bockelmann , A. Meller , H. Isambert , L. Laufer , Y. Tsori

Considering a system composed of two different thermoelectric modules electrically and thermally connected in parallel, we demonstrate that the inhomogeneities of the thermoelectric properties of the materials may cause the appearance of an…

Materials Science · Physics 2012-01-06 Y. Apertet , H. Ouerdane , C. Goupil , Ph. Lecoeur

The junction temperature is a very important parameter for monitoring power electronics converters based on MOSFET transistors. They offer the possibility of switching at relatively higher frequencies than other transistors like IGTBTs.…

Classical Physics · Physics 2024-07-02 Ali El Arabi , Denis Maillet , Nicolas Blet , Benjamin Remy

Thermodynamic transport phenomena in the system consisting of many hard-disks confined in a circular tube with a temperature difference are discussed. Here, temperatures on parts of the walls of the tube are imposed by stochastic boundary…

Statistical Mechanics · Physics 2018-10-05 Tooru Taniguchi , Colin Bain McRae , Shin-ichi Sawada

A single electron transistor based on Al-AlO_x-Nb tunnel junctions was fabricated by shadow evaporation and in situ barrier formation. Its output current noise was measured, using a transimpedance amplifier setup, as a function of bias…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Torsten Henning , B. Starmark , T. Claeson , P. Delsing

Observation of coronal EUV spectral lines sensitive to different temperatures offers an opportunity to evaluate the thermal structure and flows in flaring atmospheres. This can be used to estimate the partitioning between the thermal and…

Solar and Stellar Astrophysics · Physics 2016-04-27 Mykola Gordovskyy , Eduard Kontar , Philippa Browning

Present models of the superconducting-to-normal transition in transition-edge sensors (TESs) do not describe the current distribution within a biased TES. This distribution is complicated by normal-metal features that are integral to TES…

Superconductivity · Physics 2012-12-17 D. S. Swetz , D. A. Bennett , K. D. Irwin , D. R. Schmidt , J. N. Ullom

Bearing in mind the application to high-magnetic-field (high-B) radio pulsars, we investigate two-dimensional (2D) thermal evolutions of neutron stars (NSs). We pay particular attention to the influence of different equilibrium…

High Energy Astrophysical Phenomena · Physics 2015-06-18 Nobutoshi Yasutake , Kei Kotake , Masamichi Kutsuna , Toshikazu Shigeyama

A flux rope eruption on September 10, 2017 provides unique observations of the plasma sheet beneath the rising flux rope. The plasma sheet is likely in a nonequilibrium state in terms of both ionization and the electron distribution…

Solar and Stellar Astrophysics · Physics 2026-04-03 Jin-Yi Lee , John C. Raymond , Katharine K. Reeves , Chengcai Shen , Stephen Kahler , Yong-Jae Moon , Yeon-Han Kim

Electrons in operating microelectronic semiconductor devices are accelerated by locally varying strong electric field to acquire effective electron temperatures nonuniformly distributing in nanoscales and largely exceeding the temperature…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Le Yang , Ruijie Qian , Zhenghua An , Susumu Komiyama , Wei Lu

At a composition far above the percolation threshold, the resistance of a composite sample increases with time due to Joule heating as a constant current of sufficiently large value is passed through the sample. If the current is less than…

Soft Condensed Matter · Physics 2007-05-23 C. D. Mukherjee , K. K. Bardhan

Thermal and charge transport in the diffusive normal metal(DN) / insulator / $s$-, $d$- and p-wave superconductor junctions are studied for various situations, where we have used the Usadel equation with Nazarov's generalized boundary…

Superconductivity · Physics 2009-11-11 T. Yokoyama , Y. Tanaka , A. A. Golubov , Y. Asano

We have studied the temperature effect on collective excitations in biased bilayer graphene within random-phase approximation. From the zeros of temperature dynamical dielectric function of the system we have found one weakly damped plasmon…

Mesoscale and Nanoscale Physics · Physics 2021-03-09 Nguyen Van Men , Nguyen Quoc Khanh , Dong Thi Kim Phuong

The recent analysis of observations taken with the EIS instrument on Hinode suggests that well constrained measurements of the temperature distribution in solar active regions can finally be made. Such measurements are critical for…

Solar and Stellar Astrophysics · Physics 2015-06-04 Harry P. Warren , Amy R. Winebarger , David H. Brooks