First order magneto-structural phase transition and associated multi-functional properties in magnetic solids

SB Roy - Journal of Physics: Condensed Matter, 2013 - iopscience.iop.org
We show that the first order magneto-structural phase transitions observed in various
classes of magnetic solids are often accompanied by useful multi-functional properties …

Overview of magnetoelastic coupling in (Mn, Fe)2(P, Si)-type magnetocaloric materials

XF Miao, SY Hu, F Xu, E Brück - Rare Metals, 2018 - Springer
Abstract (MnFe) 2 (P, Si)-type compounds are, to date, one of the best candidates for
magnetic refrigeration and energy conversion applications due to the combination of giant …

Electronic and optical properties of BaTiO3 across tetragonal to cubic phase transition: An experimental and theoretical investigation

V Mishra, A Sagdeo, V Kumar, MK Warshi… - Journal of Applied …, 2017 - pubs.aip.org
Temperature dependent diffuse reflectance spectroscopy measurements were carried out
on polycrystalline samples of BaTiO 3 across the tetragonal to cubic structural phase …

Multicaloric Cryocooling Using Heavy Rare-Earth Free La(Fe,Si)13-Based Compounds

B Beckmann, L Pfeuffer, J Lill, B Eggert… - … Applied Materials & …, 2024 - ACS Publications
The transition toward a carbon-neutral society based on renewable energies goes hand in
hand with the availability of energy-efficient technologies. Magnetocaloric cooling is a very …

Devitrification and recrystallization of magnetic glass

P Chaddah, K Kumar, A Banerjee - Physical Review B—Condensed Matter …, 2008 - APS
We report studies on a magnetic glass formed by the arrest of the ferromagnetic-metallic to
antiferromagnetic-insulating transition in a manganite around half doping, La 0.5 Ca 0.5 Mn …

Metastability in the ferrimagnetic–antiferromagnetic phase transition in Co substituted Mn2Sb

P Kushwaha, R Rawat, P Chaddah - Journal of Physics …, 2007 - iopscience.iop.org
A detailed investigation of the first-order ferrimagnetic (FRI) to antiferromagnetic (AFM)
transition in Mn 1.85 Co 0.15 Sb is carried out. These measurements demonstrate …

Electric field effects on charge conduction for LaMnO3 controlled La0. 7Ca0. 3MnO3 Manganite

M Kandoliya, B Rajyaguru, K Gadani, N Vaghela… - Surfaces and …, 2022 - Elsevier
Control over the different electronic states in mixed valent manganites advances the
development of oxide based electronic devices. In this context, carrier density is one of the …

Conversion of a glassy antiferromagnetic-insulating phase to an equilibrium ferromagnetic-metallic phase by devitrification and recrystallization in Al substituted Pr0 …

A Banerjee, K Kumar, P Chaddah - Journal of Physics …, 2008 - iopscience.iop.org
Abstract We show that Pr 0.5 Ca 0.5 MnO 3 with 2.5% Al substitution and La 0.5 Ca 0.5 MnO
3 (LCMO) exhibit qualitatively similar and visibly anomalous M–H curves at low temperature …

Large reversible magnetocaloric effect in La0. 7-xPrxCa0. 3MnO3

A Rebello, VB Naik, R Mahendiran - Journal of Applied Physics, 2011 - pubs.aip.org
We report magnetocaloric effect in polycrystalline La 0.7− x Pr x Ca 0.3 MnO 3 (x= 0.0, 0.25,
0.3, 0.35, 0.4, and 0.45) samples. The magnetic entropy change (ΔS m) was measured …

Overview No. 145 Metamagnetic transitions, phase coexistence and metastability in functional magnetic materials

SB Roy, P Chaddah, VK Pecharsky, KA Gschneidner Jr - Acta Materialia, 2008 - Elsevier
Magnetic field-induced transitions (metamagnetic transitions) play an important role in
defining functionality of various classes of magnetic materials. Rare earth manganites …