Lattice dynamics and magnetic exchange interactions in : A spinel with pyrochlore lattice

P Pramanik, S Singh, MR Chowdhury, S Ghosh… - Physical Review B, 2021 - APS
GeCo 2 O 4 is a unique system in the family of cobalt spinels A Co 2 O 4 (A= Sn, Ti, Ru, Mn,
Al, Zn, Fe, etc.) in which magnetic Co ions stabilize on the pyrochlore lattice exhibiting a …

Quantum mechanical simulation of various phases of KVF3 perovskite

KE El-Kelany, F Pascale, A Platonenko… - Journal of Physics …, 2022 - iopscience.iop.org
The relative stability ΔE of the cubic Pm 3m (C), of the two tetragonal P 4 m bm (T1) and I 4
m cm (T2), and of the orthorhombic Pbnm (O) phases of KVF3 has been computed both for …

Stacking and tuning effects on magneto-electronic and electric contact features for arsenene/Fe3GeTe2 van der Waals heterostructure

JN Han, SG Cao, ZH Li, ZH Zhang - Journal of Physics D: Applied …, 2022 - iopscience.iop.org
Abstract Recently, experimentally available Fe 3 GeTe 2 (FGT) monolayer has attracted
tremendous research interest due to its long-range ferromagnetic (FM) order. Here, we …

Reentrant canonical spin-glass dynamics and tunable field-induced transitions in (GeMn) Co2O4 Kagomé lattice

AD Singha, P Pramanik, DC Joshi… - Journal of Physics …, 2023 - iopscience.iop.org
We report on the reentrant canonical semi spin-glass characteristics and controllable field-
induced transitions in distorted Kagomé symmetry of (GeMn) Co 2 O 4. This B-site spinel …

Magnetic structure and field-induced transitions in the triangular spin-1 antiferromagnet : Observation of a triple point

S Singh, S Ghosh, MS Seehra, B Weise, W Prellier… - Physical Review B, 2023 - APS
A comprehensive experiment-theory study on the magnetic field-induced spin-flip transitions
(HC 1 and HC 2) and the field-temperature (HT) phase diagram of nickel niobate (Ni Nb 2 O …