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Impact of different numerical approaches on the magnetocaloric effect modeling [PDF]

Heliyon
As an ecological alternative to the conventional refrigeration technology, magnetocaloric refrigeration is still facing scientific and technological challenges hindering their application.
Cláudia R. Fernandes, João O. Ventura, Daniel J. Silva   +2 more
doaj   +2 more sources

Giant Magnetocaloric Effect in a Honeycomb Spiral Spin‐Liquid Candidate [PDF]

Advanced Science
Unlike conventional magnetic states, which lack degeneracy, the spiral spin liquid (SSL) fluctuates among degenerate spiral configurations, with ground‐state wave vectors forming a continuous contour or surface in reciprocal space.
Yuqian Zhao, Xun Chen, Zongtang Wan, Zhaohua Ma, Yuesheng Li   +4 more
doaj   +2 more sources

Magnetocaloric effect modeling of dysprosium-transition metal based intermetallic alloys for magnetic refrigeration application using hybrid genetic algorithm based support vector regression intelligent method. [PDF]

PLoS ONE
Intermetallic alloy containing rare earth dysprosium ions with the associated unfilled 4f shell electrons and sub-lattice of 3d-transition metal, results into fascinating magnetic properties which are useful for green refrigeration technological ...
Sami M Ibn Shamsah
doaj   +2 more sources

Cryogenic Magnetocaloric Effect in a Ferromagnetic Molecular Dimer [PDF]

Angewandte Chemie - International Edition, 2011
El pdf del artículo es la versión post-print.
Tom Hooper, Juan J Alonso, Marco Evangelisti   +2 more
exaly   +4 more sources

Magnetocaloric properties of La0.666Sr0.373Mn0.943Cu0.018O3 [PDF]

Processing and Application of Ceramics, 2017
Magnetocaloric properties of La0.666Sr0.373Mn0.943Cu0.018O3 (LSMCO) perovskite (such as magnetic entropy change, full-width at half-maximum, relative cooling power and magnetic specific heat change) at applied magnetic field of 0.05 T were calculated ...
Mahmoud A. Hamad
doaj   +1 more source

Influence of deformation processing on magnetocaloric effect of Heusler alloys

Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2022
This paper presents the results of complex studies of the effect of deformation obtained by the multiple isothermal forging method on the magnetocaloric properties of the Ni-Mn-Ga Heusler alloy system.
A.Yu. Karpenkov, P.A. Rakunov, I.I. Musabirov, G.G. Dunaeva   +3 more
doaj   +1 more source

The magnetocaloric effect of the lanthanide fluorides: Using polarized neutron scattering to probe a magnetocaloric suitable for hydrogen liquefaction

APL Materials, 2023
This work reports the competitive magnetocaloric effect of some simple lanthanide fluoride materials with cations with high magnetic anisotropy. Of these, HoF3 is particularly promising due to exhibiting a high magnetocaloric entropy change under modest ...
Richard J. C. Dixey, Andrew Wildes, Patrick W. Doheny, Gavin B. G. Stenning, Paul J. Saines   +4 more
doaj   +1 more source

Enhancing giant magnetocaloric effect near room temperature by inducing magnetostructural coupling in Cu-doped MnCoGe

Materials & Design, 2020
High performance magnetocaloric materials are crucial to realize the energy efficient and environment friendly magnetic cooling/refrigeration technology.
S.K. Pal, C. Frommen, S. Kumar, B.C. Hauback, H. Fjellvåg, G. Helgesen   +5 more
doaj   +1 more source

Investigation of microstructural influence on entropy change in magnetocaloric polycrystalline samples of NiMnGaCu ferromagnetic shape memory alloy

Journal of Materials Research and Technology, 2020
Among NiMnGa-based quaternary systems, NiMnGaCu exhibits an interesting giant magnetocaloric effect thanks to the temperature overlapping of magnetic transition and thermoelastic martensitic transformation (TMT), in particular for compositions with ≈6 at%
E. Villa, C. Tomasi, A. Nespoli, F. Passaretti, G. Lamura, F. Canepa   +5 more
doaj   +1 more source

Theoretical analysis of magnetic properties and the magnetocaloric effect using the Blume-Capel model

Condensed Matter Physics, 2022
This work investigates the magnetic properties and the magnetocaloric effect in the spin-1 Blume-Capel model. The study was carried out using the mean-field theory from the Bogoliubov inequality to obtain the expressions of free energy, magnetization and
S. Oliveira, R. H. M. Morais, J. P. Santos, F. C. Sá Barreto   +3 more
doaj   +1 more source