First order paramagnetic–ferromagnetic phase transition in Tb3+ doped La0. 5Ca0. 5MnO3 manganite

RR Doshi, PS Solanki, U Khachar, DG Kuberkar… - Physica B: Condensed …, 2011 - Elsevier
Effect of A-site disorder in half-doped La0. 5Ca0. 5MnO3 created by the substitution of Tb at
La site is studied through temperature dependent neutron diffraction, resistivity, and …

Overtaking while approaching equilibrium

P Chaddah, S Dash, K Kumar, A Banerjee - arxiv preprint arxiv …, 2010 - arxiv.org
A system initially far from equilibrium is expected to take more time to reach equilibrium than
a system that was initially closer to equilibrium. The old puzzling observation (also called …

Neutron diffraction evidence for kinetic arrest of first order magneto-structural phase transitions in some functional magnetic materials

V Siruguri, PD Babu, SD Kaushik… - Journal of physics …, 2013 - iopscience.iop.org
Neutron diffraction measurements, performed in the presence of an external magnetic field,
have been used to show structural evidence for the kinetic arrest of the first order phase …

Direct visualization of first-order magnetic transition in LaPrCaMnO () thin films

R Rawat, P Kushwaha, DK Mishra, VG Sathe - Physical Review B …, 2013 - APS
First-order antiferromagnetic insulating (AFI)-ferromagnetic metallic (FMM) transition as a
function of temperature and magnetic field has been imaged using magnetic force …

Effect of strain on the phase separation and devitrification of the magnetic glass state in thin filmsof La5/8− yPryCa3/8MnO3 (y= 0.45)

VG Sathe, A Ahlawat, R Rawat… - Journal of Physics …, 2010 - iopscience.iop.org
We present our study of the effect of substrate induced strain on La 5/8− y Pr y Ca 3/8 MnO 3
(y= 0.45) thin films grown on LaAlO 3, NdGaO 3 and SrTiO 3 substrates that show large …

Phase coexistence and nonequilibrium dynamics under simultaneously applied magnetic field and pressure: Possible role of the interface

S Pal, K Kumar, A Banerjee - Physical Review B, 2023 - APS
Strong spin-lattice coupling makes external pressure (P) an important parameter across a
first-order magnetostructural phase transition. Here, we have studied the effect of P under …

Kinetic arrest of first-order transition between charge-ordered and ferromagnetic phases in Gd0. 5Sr0. 5MnO3 single crystals: magnetization relaxation studies

AA Wagh, PSA Kumar, S Elizabeth - Materials Research Express, 2016 - iopscience.iop.org
We have studied the span and nature of first-order phase transition (FOPT) between charge-
ordered insulating and ferromagnetic metallic phases in oriented single crystals of Gd 0.5 Sr …

Controlling phase separation in La5/8− yPryCa3/8MnO3 (y= 0.45) epitaxial thin films by strain disorder

DK Mishra, VG Sathe, R Rawat, V Ganesan… - Applied Physics …, 2015 - pubs.aip.org
Present study reveals that the length-scale of phase separation in La 5/8− y Pr y Ca 3/8 MnO
3 thin films can be controlled by strain disorder invoked during the growth and relaxation …

Phase coexistence and associated non-equilibrium dynamics under simultaneously applied magnetic field and pressure

S Pal, K Kumar, A Banerjee - arxiv preprint arxiv:2205.07192, 2022 - arxiv.org
A quantitative estimation of the effect of simultaneously applied external pressure (P) and
magnetic field (H) on the phase coexistence has been presented for Pr0. 5Ca0. 5Mn0 …

Tuning the phase transition dynamics by variation of cooling field and metastable phase fraction in Al doped Pr0. 5Ca0. 5MnO3

D Kumar, K Kumar, A Banerjee… - Journal of Physics …, 2012 - iopscience.iop.org
We report the effect of field, temperature and thermal history on the time dependence in
resistivity and magnetization in the phase separated state of Al doped Pr 0.5 Ca 0.5 MnO 3 …