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Related papers: Improvements of the Variable Thermal Resistance

200 papers

Some years ago we have proposed a thermal mount with electronically variable thermal resistance [1]. In this earlier work the feasibility of such a structure has been demonstrated. Now we intend to realize this mount in a maturated form,…

Materials Science · Physics 2007-09-13 V. Szekely , G. Mezosi

The design, manufacture and characterisation of an inexpensive, temperature controlled vacuum chamber with millikelvin stability for electrical transport measurements at and near room temperature is reported. A commercially available…

Instrumentation and Detectors · Physics 2024-03-07 S. F. Poole , O. J. Amin , A. Solomon , L. X. Barton , R. P. Campion K. W. Edmonds , P. Wadley

Extended from its electromagnetic counterpart, transformation thermodynamics applied to thermal conduction equations can map a virtual geometry into a physical thermal medium, realizing the manipulation of heat flux with almost arbitrarily…

Classical Physics · Physics 2015-06-19 Yichao Liu , Wei Jiang , Sailing He , Yungui Ma

A thermal position sensor was fabricated and evaluated. The device consists of an array of temperature sensing elements, fabricated entirely on a plastic substrate. A novel fabrication technology was implemented which allows direct…

General Physics · Physics 2008-01-08 A. Petropoulos , G. Kaltsas , D. Goustouridis , A. G. Nassiopoulou

In this work, we introduce an advanced thermo-active variable impedance module which builds upon our previous innovation in thermal-based impedance adjustment for actuation systems. Our initial design harnessed the temperature-responsive,…

Robotics · Computer Science 2025-09-25 Trevor Exley , Rashmi Wijesundara , Shuopu Wang , Arian Moridani , Amir Jafari

A programmable linear resistor with a compact footprint would have profound implications for microelectronics, enabling efficient in-sensor analog signal processing and in-memory computing. Non-volatile memory offers a potential solution…

We present an experimental unit that realizes the ``multi-input, multi-output manifold'' thermal management technology proposed by Lamarre & Raymond (2023). The proposed setup can be used for experiments aimed at controlling spatiotemporal…

A simple and low cost apparatus has been designed and built to measure the electrical resistivity, ($\rho$), of metal and semiconductors in 300-620 K temperature range. The present design is suitable to do measurement on rectangular bar…

General Physics · Physics 2017-04-14 Saurabh Singh , Sudhir K. Pandey

Phononic (thermal) devices are studied such as thermal diode, thermal transistors, thermal logic gates, and thermal memories. However, the thermal resistor has not been demonstrated yet. Here, we propose an instantaneously adjustable…

Mesoscale and Nanoscale Physics · Physics 2016-08-26 Qichen Song , Meng An , Xiandong Chen , Zhan Peng , Jianfeng Zang , Nuo Yang

This work builds on the previous introduction [1] of a coupled experimental-computational system devised to fully characterize the thermal behavior of complex 3D submicron electronic devices. The new system replaces the laser-based surface…

Materials Science · Physics 2007-09-13 Peter E. Raad , Pavel L. Komarov , M. Burzo

Strongly correlated insulators, such as Mott or charge-transfer insulators, exhibit a strong temperature dependence in their resistivity. Consequently, self-heating effects can lead to electrothermal instabilities in planar thin film…

In this paper new characterization equipment for thermal interface materials is presented. Thermal management of electronic products relies on the effec-tive dissipation of heat. This can be achieved by the optimization of the system design…

Materials Science · Physics 2007-09-13 R. Schacht , D. May , B. Wunderle , O. Wittler , A. Gollhardt , B. Michel , H. Reichl

Thermal measurement and modeling of multi-die packages became a hot topic recently in different fields like RAM chip packaging or LEDs / LED assemblies, resulting in vertical (stacked) and lateral arrangement. In our present study we show…

Materials Science · Physics 2007-09-13 A. Poppe , Y. Zhang , J. Wilson , G. Farkas , P. Szabo , J. Parry

This paper proposes an inverse design scheme for resistive heaters. By adjusting the spatial distribution of a binary electrical resistivity map, the scheme enables objective-driven optimization of heaters to achieve pre-defined…

Applied Physics · Physics 2024-09-05 Khoi Phuong Dao , Juejun Hu

We developed a new type of AC microcalorimeter based on a modulated-bath technique for measuring the specific heat of small microgram samples in the temperature range from 30-300 K, and tested it in magnetic fields up to 14 T. The device is…

Other Condensed Matter · Physics 2015-06-25 Rolf Lortz , Satoko Abe , Yuxing Wang , Frederic Bouquet , Ulrich Tutsch , Alain Junod

The complex time-dependent heat and electromagnetic energy transfer in a new type of cooling system is analyzed. The system consists of a cold body, a Peltier element and an electric circuit containing an inductor with controllable…

Applied Physics · Physics 2020-02-11 Viorel Badescu

We report on the first model of a thermal transistor to control heat flow. Like its electronic counterpart, our thermal transistor is a three-terminal device with the important feature that the current through the two terminals can be…

Materials Science · Physics 2015-06-24 Baowen Li , Lei Wang , Giulio Casati

We calculate the resistivity of 2D electron (hole) gas, taking into account the degeneracy and the thermal correction due to the combined Peltier and Seebeck effects. The resistivity is found to be universal function of temperature,…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 M. V. Cheremisin

An overview on recent developments in thermal interfaces is given with a focus on a novel thermal interface technology that allows the formation of 2-3 times thinner bondlines with strongly improved thermal properties at lower assembly…

General Physics · Physics 2008-01-08 R. Linderman , T. Brunschwiler , B. Smith , B. Michel

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
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