Interplay between structural, magnetic, and electronic states in the pyrochlore iridate

M Das, S Bhowal, J Sannigrahi, A Bandyopadhyay… - Physical Review B, 2022 - APS
We address the concomitant metal-insulator transition (MIT) and antiferromagnetic ordering
in the novel pyrochlore iridate Eu 2 Ir 2 O 7 by combining x-ray absorption spectroscopy, x …

Non-Fermi-liquid signatures of quadratic band touching and phonon anomalies in metallic

M Rosalin, P Telang, S Singh, DVS Muthu, AK Sood - Physical Review B, 2023 - APS
A single Fermi node in Pr 2 Ir 2 O 7 protected by time reversal and inversion symmetry
resulting from an interplay between strong electronic correlations and spin-orbit coupling …

Characterisation of Pb 2 Rh 2 O 7 and Y 2 Rh 2 O 7: an unusual case of pyrochlore stabilisation under high pressure, high temperature synthesis conditions

SD Injac, BG Mullens, FD Romero, M Avdeev… - Journal of Materials …, 2024 - pubs.rsc.org
Two novel oxides with Pb2Rh2O7 and Y2Rh2O7 compositions were synthesised using high
pressure, high temperature techniques at 19 GPa and 8 GPa, respectively. Structurally, both …

Magnon excitation and spin-phonon coupling in

M Rosalin, P Telang, S Singh, DVS Muthu, AK Sood - Physical Review B, 2024 - APS
We present a comparative study of the temperature-dependent Raman scattering of
pyrochlore iridates A 2 Ir 2 O 7, where A= Gd, Dy, and Er, spanning the temperature range …

Spontaneous Hall effect in the magnetic Weyl semimetallic Eu2Ir2O7 (111) thin films

M Ghosh, D Samal, PS Kumar - Applied Physics Letters, 2023 - pubs.aip.org
Here, we have carried out a low-temperature magnetization and magnetotransport study on
epitaxial antiferromagnetic Eu 2 Ir 2 O 7 (111) thin films with an all-in-all-out/all-out-all-in …

Freezing of short-range ordered antiferromagnetic clusters in the CrFeTiO system

A Kumar, SN Panja, L Keller, S Nair - arxiv preprint arxiv:2401.08029, 2024 - arxiv.org
We report on the CrFeTi $ _2 $ O $ _7 $(CFTO) system using a combination of x-ray
diffraction, dc magnetization, ac susceptibility, specific heat and neutron diffraction …