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Research in spintronics often involves generation of heat in nanoscale magnetic systems. This heat generation can be intentional, as when studying effects created by an external applied temperature difference, or unintentional, coming as a…

Mesoscale and Nanoscale Physics · Physics 2022-11-15 Barry L Zink

We report the design, elaboration and measurements of an innovative planar thermoelectric (TE) devices made of a large array of small mechanically suspended nanogenerators (nanoTEG). The miniaturized TE generators based on SiN membranes are…

Recently, heat manipulation has gained the attention of scientific community due to its several applications. In this letter, based on transformation thermodynamic (TT) methodology, a novel material, which is called thermal-null medium…

Applied Physics · Physics 2021-01-04 Hooman Barati Sedeh , Mohammad Hosein Fakheri , Ali Abdolali , Fei Sun

Efficient thermoelectric materials are highly desirable, and the quest for finding them has intensified as they could be promising alternatives to fossil energy sources. Here we present a general first-principles approach to predict, in…

Materials Science · Physics 2017-10-10 Maribel Núñez-Valdez , Zahed Allahyari , Tao Fan , Artem R. Oganov

In this paper we revisit the thermocouple model, as a linear irreversible thermodynamic energy converter. As is well known, the linear model of the thermocuple is one of the classics in this branch. In this model we note two types of…

Statistical Mechanics · Physics 2020-02-10 S. Gonzalez-Hernandez , L. A. Arias-Hernandez

Plants are sensitive to thermal and electrical effects; yet the coupling of both, known as thermoelectricity, and its quantitative measurement in vegetal systems never were reported. We recorded the thermoelectric response of bean sprouts…

Biological Physics · Physics 2015-02-17 C. Goupil , H. Ouerdane , A. Khamsing , Y. Apertet , F. Bouteau , S. Mancuso , R. Patino , Ph. Lecoeur

Environmentally-powered computer systems operate on renewable energy harvested from their environment, such as solar or wind, and stored in batteries. While harvesting environmental energy has long been necessary for small-scale embedded…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-02 Noman Bashir , Yasra Chandio , David Irwin , Fatima M. Anwar , Jeremy Gummeson , Prashant Shenoy

Thermoelectric films and periodic structures have particularly intriguing electrical and thermal transport features due to their low dimensionality. As a result, they have piqued the attention of researchers from across the spectrum of…

Materials Science · Physics 2024-02-23 Nagaraj Nandihalli

We propose a scheme of multilayer thermoelectric engine where {\em one} electric current is coupled to {\em two} temperature gradients in three-terminal geometry. This is realized by resonant tunneling through quantum dots embedded in two…

Mesoscale and Nanoscale Physics · Physics 2015-07-06 Jian-Hua Jiang

The optimal design of power converters requires accurate knowledge of the dissipation elements of its system to achieve the desired performance and security requirements. Calorimetric methods have surpassed classical electrical methods for…

Systems and Control · Electrical Eng. & Systems 2023-11-06 Jose Miguel Sanz-Alcaine , Eduardo Sebastian , Francisco Jose Perez-Cebolla , Asier Arruti , Carlos Bernal-Ruiz , Iosu Aizpuru

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

The emerging field of phase-coherent caloritronics (from the Latin word "calor", i.e., heat) is based on the possibility to control heat currents using the phase difference of the superconducting order parameter. The goal is to design and…

Mesoscale and Nanoscale Physics · Physics 2017-10-09 Antonio Fornieri , Francesco Giazotto

We propose a possible route to achieve high thermoelectric efficiency in molecular junctions by combining a local chemical tuning of the molecular electronic states with the use of semiconducting electrodes. The former allows to control the…

Materials Science · Physics 2009-08-05 D. Nozaki , H. Sevinçli , W. Li , R. Gutierrez , G. Cuniberti

To achieve high performance thermoelectric materials and devices, thermoelectric transistors, which integrate thermoelectric effects with transistor technology, represent a promising approach. Here p type Bi0.5Sb1.5Te3 and n type…

Applied Physics · Physics 2025-11-10 Chen Tang , Bohang Nan , Xiaodong Liu , Guiying Xu

Thermophotovoltaics are promising solid-state energy converters for a variety of applications such as grid-scale energy storage, concentrating solar-thermal power, and waste heat recovery. Here, we report the design, fabrication, and…

The paper describes preliminary investigations of a new effect in conducting anisotropic liquids, which leads to thermoelectric conversion of energy. Nematic liquid crystals with semiconducting dopes are used. A thermoelectric figure of…

Soft Condensed Matter · Physics 2013-08-02 Sergey I. Trashkeev , Alexey N. Kudryavtsev

It has been proposed for a long time now that the reduction of the thermal conductivity by reducing the phonon mean free path is one of the best way to improve the current performance of thermoelectrics. By measuring the thermal conductance…

We theoretically study thermal transport in an electronic interferometer comprising a parallel circuit of two quantum dots, each of which has a tunable single electronic state which are connected to two leads at different temperature.As a…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Sam Young Cho , Ross H. McKenzie

Thermodynamics originated in the need to understand novel technologies developed by the Industrial Revolution. However, over the centuries the description of engines, refrigerators, thermal accelerators, and heaters has become so abstract…

Quantum Physics · Physics 2022-05-18 Nathan M. Myers , Obinna Abah , Sebastian Deffner

With the continuous advancement of nanotechnology, nanodevices have become crucial components in computing, sensing and energy conversion applications. However, the structures of nanodevices typically possess sub-wavelength dimensions and…