Materials Challenges for High Performance Magnetocaloric Refrigeration Devices

Publication: Research - peer-reviewJournal article – Annual report year: 2012

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@article{64c922e69aff43e1a0a778d1149f383c,
title = "Materials Challenges for High Performance Magnetocaloric Refrigeration Devices",
abstract = "Magnetocaloric materials with a Curie temperature near room temperature have attracted signifi cant interest for some time due to their possible application for high-effi ciency refrigeration devices. This review focuses on a number of key issues of relevance for the characterization, performance and implementation of such materials in actual devices. The phenomenology and fundamentalthermodynamics of magnetocaloric materials is discussed, as well as the hysteresis behavior often found in fi rst-order materials. A number of theoretical and experimental approaches and their implications are reviewed. The question of how to evaluate the suitability of a given material for use in a magnetocaloric device is covered in some detail, including a critical assessment of a number of common performance metrics. Of particular interest is which non-magnetocaloric properties need to be considered in this connection. An overview of several important materials classes is given beforeconsidering the performance of materials in actual devices. Finally, an outlook on further developments is presented.",
author = "Anders Smith and Christian Bahl and Rasmus Bjørk and Kurt Engelbrecht and Nielsen, {Kaspar Kirstein} and Nini Pryds",
year = "2012",
doi = "10.1002/aenm.201200167",
volume = "2",
pages = "1288–1318",
journal = "Advanced Energy Materials",
issn = "1614-6832",
publisher = "Wiley - V C H Verlag GmbH & Co. KGaA",

}

RIS

TY - JOUR

T1 - Materials Challenges for High Performance Magnetocaloric Refrigeration Devices

AU - Smith,Anders

AU - Bahl,Christian

AU - Bjørk,Rasmus

AU - Engelbrecht,Kurt

AU - Nielsen,Kaspar Kirstein

AU - Pryds,Nini

PY - 2012

Y1 - 2012

N2 - Magnetocaloric materials with a Curie temperature near room temperature have attracted signifi cant interest for some time due to their possible application for high-effi ciency refrigeration devices. This review focuses on a number of key issues of relevance for the characterization, performance and implementation of such materials in actual devices. The phenomenology and fundamentalthermodynamics of magnetocaloric materials is discussed, as well as the hysteresis behavior often found in fi rst-order materials. A number of theoretical and experimental approaches and their implications are reviewed. The question of how to evaluate the suitability of a given material for use in a magnetocaloric device is covered in some detail, including a critical assessment of a number of common performance metrics. Of particular interest is which non-magnetocaloric properties need to be considered in this connection. An overview of several important materials classes is given beforeconsidering the performance of materials in actual devices. Finally, an outlook on further developments is presented.

AB - Magnetocaloric materials with a Curie temperature near room temperature have attracted signifi cant interest for some time due to their possible application for high-effi ciency refrigeration devices. This review focuses on a number of key issues of relevance for the characterization, performance and implementation of such materials in actual devices. The phenomenology and fundamentalthermodynamics of magnetocaloric materials is discussed, as well as the hysteresis behavior often found in fi rst-order materials. A number of theoretical and experimental approaches and their implications are reviewed. The question of how to evaluate the suitability of a given material for use in a magnetocaloric device is covered in some detail, including a critical assessment of a number of common performance metrics. Of particular interest is which non-magnetocaloric properties need to be considered in this connection. An overview of several important materials classes is given beforeconsidering the performance of materials in actual devices. Finally, an outlook on further developments is presented.

U2 - 10.1002/aenm.201200167

DO - 10.1002/aenm.201200167

M3 - Journal article

VL - 2

SP - 1288

EP - 1318

JO - Advanced Energy Materials

T2 - Advanced Energy Materials

JF - Advanced Energy Materials

SN - 1614-6832

ER -