Magnetocaloric effect simulation in TbFeSi and DyFeSi intermetallic magnetic alloys using mean-field model

A Mounira, N Zaidi, EK Hlil - Journal of Superconductivity and Novel …, 2023 - Springer
In this paper, the magnetocaloric in TbFeSi and DyFeSi intermetallic magnetic alloys were
simulated using mean-field model theory. A good agreement between theoretical and …

Estimating of the magnetocaloric effect and spontaneous magnetization within critical behavior in GdGaAl alloys

N Zaidi - Journal of Alloys and Compounds, 2024 - Elsevier
In this paper, we present a novel calculation approach that emerges from the combination of
the Landau theory with the Arrott–Noakes equation. Using an innovative formulation, we …

Inverse magnetocaloric effect and phase separation induced by giant van Hove singularity in itinerant ferromagnetic metal

PA Igoshev, IA Nekrasov - Physical Review B, 2024 - APS
A thermodynamic theory based on Landau grand potential expansion for ferromagnetic-
paramagnetic phase transitions is developed for an electronic phase-separated state. It is …

Magnetocaloric effect simulation by Landau theory and mean-field approximation in Pr0.5Sr0.5MnO3

M Hsini, S Hcini, S Zemni - The European Physical Journal Plus, 2019 - Springer
The magnetocaloric effect in Pr 0.5 Sr 0.5 MnO 3 (PSMO) has been successfully modeled in
this work. PSMO undergoes a first-order antiferromagnetic charge ordering (AFM/CO) to a …

Structural, magnetic and magnetocaloric properties of Nanostructured La0. 5Bi0. 2Sr0. 3MnO3 perovskites

AD Souza, MS Murari, MD Daivajna - Physica B: Condensed Matter, 2020 - Elsevier
Abstract Nanostructured La 0.5 Bi 0.2 Sr 0.3 MnO 3 samples were synthesized by high
energy planetary ball milling to study the effect of milling time on crystal structure, particle …

Magnetocaloric effect and critical behavior of the La 0.75 Ca 0.1 Na 0.15 MnO 3 compound

S Bouzidi, M Hsini, S Soltani, M Essid, MA Albedah… - RSC …, 2023 - pubs.rsc.org
In this paper, we have studied the critical behavior and the magnetocaloric effect (MCE)
simulation for the La0. 75Ca0. 1Na0. 15MnO3 (LCNMO) compound at the second order …

Theoretical investigation of direct and inverse magnetocaloric effect in La2FeMn1-xCuxO6 and Sr2RuMn1-xFexO6 using a phenomenological model

S Mandal, S Mohanty, S Mukherjee - Solid State Communications, 2023 - Elsevier
This letter presents a theoretical work on magnetocaloric properties of two series of double
perovskites compounds La 2 FeMn 1-x Cu x O 6 and Sr 2 RuMn 1-x Fe x O 6 with four …

Study of the Magnetocaloric Effect by Means of Theoretical Models in La0.6Ca0.2Na0.2MnO3 Manganite Compound

B Alzahrani, M Hsini, S Hcini, M Boudard… - Journal of Low …, 2020 - Springer
In this work, an overview of the Weiss molecular mean-field theory, the Bean–Rodbell model
and the Landau theory is presented, providing the theoretical background for simulating the …

Magnetocaloric effect study by means of theoretical models and spontaneous magnetization determination in Ni0. 4Mg0. 3Cu0. 3Fe2O4 ferrite

S Hcini, M Boudard, A Dhahri, S Zemni… - Materials Research …, 2019 - iopscience.iop.org
The magnetocaloric effect (MCE) of Ni 0.4 Mg 0.3 Cu 0.3 Fe 2 O 4 ferrite was analyzed by
different theoretical methods such as mean-field, Bean-Rodbell and Landau theories …

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

S Oliveira, RHM Morais, JP Santos… - arxiv preprint arxiv …, 2022 - arxiv.org
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 …