Conductive properties of heavy-rare-earth A2Ir2O7 iridates synthesized by the CsCl-flux method

D Staško, K Vlášková, P Proschek… - Journal of Physics and …, 2023 - Elsevier
Abstract The A 2 Ir 2 O 7 pyrochlores with A= rare-earth element have been the subject of
intense scientific interest for their complex magnetic and conductive properties. The previous …

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 …

Role of -site magnetic moment in spin-phonon coupling in the pyrochlore iridates : Magnetic and Raman spectroscopic investigations

A Kar, S Elizabeth - Physical Review B, 2023 - APS
We elucidate the role of the R-site magnetic moment in structural, electrical transport, and
magnetization in three pyrochlore iridates; Dy 2 Ir 2 O 7,(Dy 0.5 Gd 0.5) 2 Ir 2 O 7, and Gd 2 …

Large spontaneous Hall effect in magnetic Weyl semimetallic (111) epitaxial thin films

M Ghosh, PS Anil Kumar - Physical Review B, 2023 - APS
Here, we present magnetotransport properties of Sm 2 Ir 2 O 7 (111) single-crystalline
epitaxial thin films grown with different strengths of compressive strain. A long-range …

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 …

Robustness of the pyrochlore structure in rare-earth A2Ir2O7 iridates and pressure-induced structural transformation in IrO2

D Staško, K Vlášková, A Kancko, DM Többens… - arXiv preprint arXiv …, 2024 - arxiv.org
A comprehensive study of the structural properties of the heavily investigated rare-earth
A2Ir2O7 series under extreme conditions is presented. The series is covered by studying …

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 …

Gapless dynamic magnetic ground state in the charge-gapped trimer iridate

A Bandyopadhyay, S Lee, DT Adroja, MR Lees… - Physical Review …, 2024 - APS
We present an experimental investigation of the magnetic ground state in Ba 4 NbIr 3 O 12,
a fractional valent trimer iridate. X-ray absorption and photoemission spectroscopy show that …

Web-CONEXS: an inroad to theoretical X-ray absorption spectroscopy

JD Elliott, V Rogalev, N Wilson, M Duta… - Synchrotron …, 2024 - journals.iucr.org
Accurate analysis of the rich information contained within X-ray spectra usually calls for
detailed electronic structure theory simulations. However, density functional theory (DFT) …

Exploring the impact of Cr-doping on the crystallographic and magnetic structure of antiferromagnetic alloy

SK Adhikari, R Roy, M Numan, A Das, R Roy… - Physical Review …, 2024 - APS
The role of Cr-doping on the structural and magnetic ground states of Mn 5 Si 3 alloy has
been investigated through temperature-dependent neutron powder diffraction (NPD) and x …