Magnetocaloric materials for energy efficient cooling

J Lyubina - Journal of Physics D: Applied Physics, 2017 - iopscience.iop.org
Solid-state magnetic cooling near room temperature has recently gained a prominent
position among alternative cooling technologies that are deemed to have higher energy …

Theoretical aspects of the magnetocaloric effect

NA De Oliveira, PJ von RANKE - Physics Reports, 2010 - Elsevier
The magnetocaloric effect is the heating or cooling of magnetic materials when subjected to
magnetic field variation. It is characterized by the temperature change (ΔTad) in an adiabatic …

Magnetocaloric materials: The search for new systems

KG Sandeman - Scripta Materialia, 2012 - Elsevier
The prospect of efficient solid-state refrigeration at room temperature is driving research into
magnetic cooling engine design and magnetic phase transition-based refrigerants. I …

Iron and manganese based magnetocaloric materials for near room temperature thermal management

V Chaudhary, X Chen, RV Ramanujan - Progress in Materials Science, 2019 - Elsevier
Thermal management technology based on the magnetocaloric effect offers several
advantages over conventional gas compression cooling. The efficiency of magnetic cooling …

On estimating the magnetocaloric effect from magnetization measurements

JS Amaral, VS Amaral - Journal of magnetism and magnetic materials, 2010 - Elsevier
We address various aspects on estimating the magnetocaloric effect from magnetization
measurements, and the use of a Maxwell relation in first-and second-order phase …

First-principles and Monte Carlo study of magnetostructural transition and magnetocaloric properties of

VD Buchelnikov, VV Sokolovskiy, HC Herper… - Physical Review B …, 2010 - APS
First-principles calculations of magnetic exchange parameters of the austenitic and
martensitic phases of Ni-Mn-Ga allow one to characterize this Heusler system across the …

Applicability of scaling behavior and power laws in the analysis of the magnetocaloric effect in second-order phase transition materials

C Romero-Muniz, R Tamura, S Tanaka, V Franco - Physical Review B, 2016 - APS
In recent years, universal scaling has gained renewed attention in the study of
magnetocaloric materials. It has been applied to a wide variety of pure elements and …

The effect of magnetic irreversibility on estimating the magnetocaloric effect from magnetization measurements

JS Amaral, VS Amaral - Applied Physics Letters, 2009 - pubs.aip.org
We found that the anomalous magnetic entropy change peak obtained from magnetization
measurements in some first-order magnetic phase transition materials may result from the …

On the Curie temperature dependency of the magnetocaloric effect

JH Belo, JS Amaral, AM Pereira, VS Amaral… - Applied Physics …, 2012 - pubs.aip.org
We investigate the magnetocaloric effect dependency on the most important microscopic
parameters of ferromagnetic materials, such as the Curie temperature (TC), the spin value …

Comparative examination of the physical parameters of the sol gel produced compounds La0.5Ag0.1Ca0.4MnO3 and La0.6Ca0.3Ag0.1MnO3

N Assoudi, A Chaabani, M Rasheed, I Walha… - Optical and Quantum …, 2022 - Springer
In this paper, the physical characteristics of La0. 5Ag0. 1Ca0. 4MnO3 and La0. 6Ca0. 3Ag0.
1MnO3 compounds have been studied. Structural analysis by XRD showed that both …