Large magnetocaloric effect near to room temperature in Sr doped La0. 7Ca0. 3MnO3

CA Taboada-Moreno, F Sánchez-De Jesús… - Journal of Magnetism …, 2020 - Elsevier
The goal of this work is to demonstrate the positive effect of high energy ball milling on the
magnetocaloric properties of materials based on strontium-calcium doped lanthanum …

Role of nickel substitution in the structural, magnetic properties, and magnetocaloric effect in La0.67Ba0.22Sr0.11Mn0.95Ni0.05O3 sample

R Chaabouni, M Ellouze, EK Hlil, R Masrour… - Journal of Materials …, 2022 - Springer
This paper presents a depth study of structural, magnetic, magnetocaloric effects, and critical
behavior of the La0. 67Ba0. 22Sr0. 11Mn0. 95Ni0. 05O3 manganite compound. This …

First-to-second-order magnetic-phase transformation in La0. 7Ca0. 3-xBaxMnO3 exhibiting large magnetocaloric effect

TL Phan, NT Dang, TA Ho, TV Manh, TD Thanh… - Journal of Alloys and …, 2016 - Elsevier
We have prepared polycrystalline samples La 0.7 Ca 0.3-x Ba x MnO 3 (x= 0, 0.025, 0.05,
0.075 and 0.1) by solid-state reaction, and then studied their magnetic properties and …

Critical behavior of La0. 7Ca0. 3Mn1− xNixO3 manganites exhibiting the crossover of first-and second-order phase transitions

TL Phan, QT Tran, PQ Thanh, PDH Yen… - Solid State …, 2014 - Elsevier
We used Banerjee's criteria, modified Arrott plots, and the scaling hypothesis to analyze
magnetic-field dependences of magnetization near the ferromagnetic–paramagnetic (FM …

[HTML][HTML] Is Kaniadakis κ-generalized statistical mechanics general?

TFA Alves, JF da Silva Neto, FWS Lima, GA Alves… - Physics Letters B, 2023 - Elsevier
In this Letter we introduce some field-theoretic approach for computing the critical properties
of systems undergoing continuous phase transitions governed by the κ-generalized …

Enhanced refrigerant capacity and Curie temperature of amorphous Gd60Fe20Al20 microwires

NTM Duc, HX Shen, EM Clements, O Thiabgoh… - Journal of Alloys and …, 2019 - Elsevier
Abstract Gd 60 Fe 20 Al 20 microwires with an average diameter of∼ 44 μm were fabricated
by the melt-extraction method. XRD, TEM and HRTEM confirmed the amorphous nature of …

Investigation on structural, magneto-transport, magnetic and thermal properties of La0. 8Ca0. 2− xBaxMnO3 (0⩽ x⩽ 0.2) manganites

SO Manjunatha, A Rao, GS Okram - Journal of Alloys and Compounds, 2015 - Elsevier
A systematic study on the structural, electrical, magnetic and thermo-electric properties of La
0.8 Ba x Ca 0.2− x MnO 3 (0⩽ x⩽ 0.2) manganites is carried out in the present work. The …

[HTML][HTML] Is γKLS-generalized statistical field theory complete?

PRS Carvalho - Physics Letters B, 2023 - Elsevier
In this Letter we introduce some field-theoretic approach for computing the critical properties
of γ KL S-generalized systems undergoing continuous phase transitions, namely γ KL S …

[HTML][HTML] Experimental validation of nonextensive statistical field theory: Applications to manganites

PRS Carvalho - Physics Letters B, 2023 - Elsevier
In this Letter we validate experimentally the nonextensive statistical field theory, a new
general field-theoretic approach introduced recently in the literature. With such an approach …

Critical field analysis and magnetic properties of perovskite manganese oxide La0. 8Ca0. 2Mn1-xNixO3 (x= 0.0, 0.1, 0.2)

C Li, J Zhao, R **ng, H Yun, X ** - Chinese Journal of Physics, 2022 - Elsevier
Critical field analysis and the magnetocaloric effect of the polycrystalline perovskite
manganese oxide samples, La 0.8 Ca 0.2 Mn 1-x Ni x O 3 (x= 0.0, 0.1, 0.2), which were …