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Related papers: Design issues of a variable thermal resistance

200 papers

Thermal metamaterial represents a groundbreaking approach to control heat conduction, and, as a crucial component, thermal invisibility is of utmost importance for heat management. Despite the flourishing development of thermal invisibility…

Applied Physics · Physics 2024-01-09 Yuhong Zhou , Fubao Yang , Liujun Xu , Pengfei Zhuang , Dong Wang , Xiaoping Ouyang , Ying Li , Jiping Huang

In this paper, electrothermal field phenomena in electronic components are considered. This coupling is tackled by multiphysical field simulations using the Finite Integration Technique (FIT). In particular, the design of bonding wires with…

Computational Engineering, Finance, and Science · Computer Science 2016-10-17 Thorben Casper , Herbert De Gersem , Renaud Gillon , Tomas Gotthans , Tomas Kratochvil , Peter Meuris , Sebastian Schöps

Future colliders that require low-emittance highly-polarized electron beams are the main motivation for developing a polarized rf gun. However there are both technical and physics issues in generating highly polarized electron beams using…

Accelerator Physics · Physics 2009-11-07 J. E. Clendenin , R. Kirby , Y. Luo , D. Newsham , D. Yu

Teaching about measurements and showing examples of instruments' non-ideal behaviour are important in physics education. Digital multimeter input impedance analysis is perfect for this, since these instruments are easily available, precise…

Physics Education · Physics 2019-07-24 Zoltan Gingl , Robert Mingesz

Structural materials are broadly used in applications such as nuclear vessels, high-temperature processes, and civil construction. Usually, during their placing and lifespan, they may present free or chemically bonded liquid phases in their…

Materials Science · Physics 2021-03-29 M. H. Moreira , R. F. Ausas , S. Dal Pont , P. I. Pelissari , A. P. Luz , V. C. Pandolfelli

High-throughput computational and experimental design of materials aided by machine learning have become an increasingly important field in material science. This area of research has emerged in leaps and bounds in the thermal sciences, in…

Materials Science · Physics 2019-06-17 Hang Zhang , Kedar Hippalgaonkar , Tonio Buonassisi , Ole M. Løvvik , Espen Sagvolden , Ding Ding

The paper studies the evolution of the thermomechanical and electric state of a thermoviscoelastic thermistor that is in frictional contact with a reactive foundation. The mechanical process is dynamic, while the electric process is…

Mathematical Physics · Physics 2019-01-28 Krzysztof Bartosz , Tomasz Janiczko , Paweł Szafraniec , Meir Shillor

We consider a system of equations that model the temperature, electric potential and deformation of a thermoviscoelastic body. A typical application is a thermistor; an electrical component that can be used e.g. as a surge protector,…

Numerical Analysis · Mathematics 2018-04-09 Axel Målqvist , Tony Stillfjord

The flexible profile approach proposed earlier to create CTM (compact or reduced order thermal models) is extended to cover the area of conjugate heat transfer. The flexible profile approach is a methodology that allows building a highly…

General Physics · Physics 2008-01-08 M. -N. Sabry

This document is devoted to the electromagnetic calorimeter of the Forward Spectrometer and describes the design considerations, the technical layout, the expected performance, and the production readiness.

Instrumentation and Detectors · Physics 2017-04-11 PANDA collaboration

In this paper we present a new approach based on the heat equation and extension problems to some intertwining formulas arising in conformal CR geometry.

Analysis of PDEs · Mathematics 2021-09-03 Nicola Garofalo , Giulio Tralli

Correctly evaluating defenses against adversarial examples has proven to be extremely difficult. Despite the significant amount of recent work attempting to design defenses that withstand adaptive attacks, few have succeeded; most papers…

Resistance thermometry provides a time-tested method for taking temperature measurements that has been painstakingly developed over the last century. However, fundamental limits to resistance-based approaches along with a desire to reduce…

Optics · Physics 2018-01-09 Nikolai Klimov , Thomas Purdy , Zeeshan Ahmed

This work investigates how a thermal diode can be designed from a nematic liquid crystal confined inside a cylindrical capillary. In the case of homeotropic anchoring, a defect structure called escaped radial disclination arises. The…

Soft Condensed Matter · Physics 2016-08-29 Djair Melo , Ivna Fernandes , Fernando Moraes , Sébastien Fumeron , Erms Pereira

In this work, we study the thermo-mechanical behavior of metallic structures designed to significantly change shape in response to thermal stimuli. This behavior is achieved by arranging two metals with different coefficient of thermal…

Applied Physics · Physics 2020-06-30 Semih Taniker , Paolo Celli , Damiano Pasini , Douglas Hofmann , Chiara Daraio

Modern experiments aiming at tests of fundamental physics, like measuring gravitational waves or testing Lorentz Invariance with unprecedented accuracy, require thermal environments that are highly stable over long times. To achieve such a…

Instrumentation and Detectors · Physics 2015-09-29 Josep Sanjuan , Norman Gürlebeck , Claus Braxmaier

A thermal diode transports heat mainly in one preferential direction rather than in the opposite direction. This behavior is generally due to the non-linear dependence of certain physical properties with respect to the temperature. Here we…

Optics · Physics 2015-06-16 Philippe Ben-Abdallah , Svend-Age Biehs

This paper presents a unified optimization framework for phase change material (PCM) based cooling systems. Thermal management is critical in applications such as photovoltaic (PV) modules, battery packs, and power electronics, where…

Systems and Control · Electrical Eng. & Systems 2026-04-20 Asmaou S. Ouedraogo , Donald J. Docimo

Quantitative thermal imaging has the potential of reliable temperature measurement across an entire field-of-view. This non-invasive technique has applications in aerospace, manufacturing and process control. However, robust temperature…

Instrumentation and Detectors · Physics 2022-04-27 Jamie McMillan , Aaron Whittam , Maciej Rokosz , Rob Simpson

We explore layered strongly correlated materials as a platform to identify and control unconventional heat transfer phenomena. We demonstrate that these systems can be tailored to sustain a wide spectrum of heat transport regimes, ranging…

Strongly Correlated Electrons · Physics 2021-11-29 Giacomo Mazza , Marco Gandolfi , Massimo Capone , Francesco Banfi , Claudio Giannetti