[HTML][HTML] On the complexity of spinels: Magnetic, electronic, and polar ground states

V Tsurkan, HAK Von Nidda, J Deisenhofer… - Physics Reports, 2021 - Elsevier
This review aims to summarize more than 100 years of research on spinel compounds,
mainly focusing on the progress in understanding their magnetic, electronic, and polar …

Orbital-Fluctuation-Mediated Superconductivity in Iron Pnictides:<? format?> Analysis of the Five-Orbital Hubbard-Holstein Model

H Kontani, S Onari - Physical review letters, 2010 - APS
In iron pnictides, we find that the moderate electron-phonon interaction due to the Fe-ion
oscillation can induce the critical d-orbital fluctuations, without being prohibited by the …

Prediction of structure and cation ordering in an ordered normal-inverse double spinel

G Pilania, V Kocevski, JA Valdez, CR Kreller… - Communications …, 2020 - nature.com
Spinels represent an important class of technologically relevant materials, used in diverse
applications ranging from dielectrics, sensors and energy materials. While solid solutions …

Breathing Pyrochlore Lattice Realized in -Site Ordered Spinel Oxides <?format ?> and

Y Okamoto, GJ Nilsen, JP Attfield, Z Hiroi - Physical review letters, 2013 - APS
A unique type of frustrated lattice is found in two A-site ordered spinel oxides, LiGaCr 4 O 8
and LiInCr 4 O 8. Because of the large size mismatch between Li+ and Ga 3+/In 3+ ions at …

High-Pressure Sequence of Structural Phases: New <?format ?>Quantum Spin Liquids Based on

JG Cheng, G Li, L Balicas, JS Zhou, JB Goodenough… - Physical review …, 2011 - APS
Two new gapless quantum spin-liquid candidates with S= 1 (Ni 2+) moments: the 6 HB
phase of Ba 3 NiSb 2 O 9 with a Ni 2+-triangular lattice and the 3C phase with a Ni 2/3 Sb …

Suppression of the critical temperature of superconducting by point defects from proton irradiation

Y Nakajima, T Taen, Y Tsuchiya, T Tamegai… - Physical Review B …, 2010 - APS
We report the effect of 3 MeV proton irradiation on the suppression of the critical temperature
T c in Ba (Fe 1− x Co x) 2 As 2 single crystals at underdo**, optimal-do**, and …

The atacamite family of minerals–a testbed for quantum spin liquids

T Malcherek, MD Welch, PA Williams - … Crystallographica Section B …, 2018 - journals.iucr.org
Polymorphism of Cu2 (OH) 3Cl coupled with partial substitution of Jahn–Teller active Cu2+
by other divalent metal cations gives rise to the complex mineralogy of the atacamite family …

Switching of dominant magnetic exchange interactions between tetrahedral–octahedral and octahedral–octahedral sites in (Mn 1− x Cr x) 3 O 4 spinels

GD Dwivedi, TW Yen, SM Kumawat… - Journal of Materials …, 2023 - pubs.rsc.org
Magnetic exchange interactions in Mn3O4 spinel systems are complicated due to the
presence of magnetic frustration between one tetrahedral and two octahedral sites, and the …

Pyrochlore Heisenberg antiferromagnet at finite temperature

R Schäfer, I Hagymási, R Moessner, DJ Luitz - Physical Review B, 2020 - APS
We use a combination of three computational methods to investigate the notoriously difficult
frustrated three-dimensional pyrochlore S= 1 2 quantum antiferromagnet, at finite …

Orbital structures in spinel vanadates VO ( Fe, Mn)

Y Nii, H Sagayama, T Arima, S Aoyagi, R Sakai… - Physical Review B …, 2012 - APS
Spinel FeV 2 O 4 exhibits successive structural phase transitions, reflecting the interplay
between the Fe 2+(3 d 6) and V 3+(3 d 2) ions, both of which have orbital and spin degrees …