Stability and thermal evolution of transition metal and silicon clusters

VA Polukhin, NA Vatolin - Russian Chemical Reviews, 2015 - iopscience.iop.org
The results of computer simulation studies of transition metal and silicon clusters published
in the last decade are summarized. Comparative analysis of the stability and thermal …

Optimization of electrical transport and magnetoresistance of La0. 72Ca0. 28-xPbxMnO3 ceramics by Pb2+ do**

D Wu, H Zhang, X Liu, Y Li, Q Chen - Journal of Alloys and Compounds, 2024 - Elsevier
Abstract Here, La 0.72 Ca 0.28-x Pb x MnO 3 (LCPMO, 0≤ x≤ 0.06) polycrystalline
ceramics are prepared by the sol-gel method and the influence of Pb 2+ do** on …

Large photoresistance and photoinduced magnetoresistance in La0. 67Ca0. 33MnO3 thin film on silicon substrate

B Mohan, P Manral, R Rani… - Journal of Physics D …, 2024 - iopscience.iop.org
The effects of light illumination and magnetic field on the electrical transport properties of La
0.67 Ca 0.33 MnO 3 thin film on a silicon substrate have been studied in detail. Large value …

Enhancement of temperature coefficient of resistivity in La0. 67Ca0. 33MnO3 polycrystalline ceramics

J Ma, Y Cai, W Wang, Q Cui, M Theingi, H Zhang… - Ceramics …, 2014 - Elsevier
Abstract La 0.67 Ca 0.33 MnO 3 polycrystalline ceramics with high temperature coefficient of
resistivity (TCR) have been synthesized by the sol–gel method at the sintering temperature …

Magnetization reversal in mixed ferrite-chromite perovskites with non magnetic cation on the A-site

OV Billoni, F Pomiro, SA Cannas… - Journal of Physics …, 2016 - iopscience.iop.org
In this work, we have performed Monte Carlo simulations in a classical model for RFe 1− x
Cr x O 3 with R= Y and Lu, comparing the numerical simulations with experiments and mean …

Magnetic properties of perovskites La0. 7Sr0. 3Mn0. 73+ Mn0. 3-x4+ TixO3: Monte Carlo simulation versus experiments

S Yahyaoui, S Kallel, HT Diep - Journal of Magnetism and Magnetic …, 2016 - Elsevier
This work presents a Monte Carlo study of the phase transition in the perovskites La 0.7 Sr
0.3 Mn 0.7 3+ Mn 0.3-x 4+ Ti x O 3 (x= 0.1, 0.2, and 0.25). We take into account nearest …

Magnetocaloric properties in La1− xCaxMnO3 thin films: Monte Carlo simulations

E Restrepo-Parra, L Ramos-Rivera… - Journal of magnetism …, 2014 - Elsevier
The magnetocaloric effect (MCE) of La 1− x Ca x MnO 3 was analyzed when varying the
stoichiometry (x= 0.2, 0.33, 0.4 and 0.5) and the external applied magnetic field. Simulations …

The effect of Dy doped on structural, magnetic and magnetocaloric properties of La0. 67− xDyxPb0. 33MnO3 (x= 0.00, 0.15 and 0.20) compounds

N Zaidi, S Mnefgui, A Dhahri, J Dhahri… - Physica B: Condensed …, 2014 - Elsevier
Abstract La 0.67− x Dy x Pb 0.33 MnO 3 (x= 0.00, 0.15 and 0.20) compounds were prepared
using solid-state reaction. X-ray diffraction and magnetic measurements were used to …

Study of the magnetocaloric effect and magnetic properties in the spin-3/2 Blume–Capel model

GBB Nascimento, VTP Vieira, RHM Morais… - Journal of Magnetism …, 2023 - Elsevier
In this study, the magnetic properties and the magnetocaloric effect of the spin-3/2 Blume–
Capel model were explored through the Mean Field Theory, developed through a variational …

Signs of superparamagnetic cluster formation in perovskites evidenced by magnetization reversal and Monte Carlo simulations

FE Lurgo, OV Billoni, V Pomjakushin, JP Bolletta… - Physical Review B, 2021 - APS
In this paper, we study the magnetic properties of orthorhombic (Pbnm) perovskites Lu Fe 1−
x Cr x O 3 with x= 0.25, 0.45, 0.55, and 0.75 by magnetization vs temperature and neutron …