Chemical bonding and Born charge in 1T-HfS2

SN Neal, S Li, T Birol, JL Musfeldt - npj 2D Materials and Applications, 2021 - nature.com
We combine infrared absorption and Raman scattering spectroscopies to explore the
properties of the heavy transition metal dichalcogenide 1T-HfS2. We employ the LO–TO …

Role of crystal-field ground state in the classical spin-liquid behavior of the quasi-one-dimensional spin-chain system

VK Anand, DT Adroja, S Rayaprol, AD Hillier… - Physical Review B, 2023 - APS
The spin-chain compound Sr 3 NiPtO 6 is known to have a nonmagnetic ground state. We
investigate the nature of the ground state of Sr 3 NiPtO 6 using the magnetic susceptibility χ …

Band-Mott mixing hybridizes the gap in

K Park, GL Pascut, G Khanal, MO Yokosuk, X Xu… - Physical Review B, 2021 - APS
We combined optical spectroscopy and first-principles electronic structure calculations to
reveal the charge gap in the polar magnet Fe 2 Mo 3 O 8. Iron occupation on the octahedral …

[HTML][HTML] Spin–phonon interactions and magnetoelectric coupling in Co4 B 2O9 (B= Nb, Ta)

K Park, J Kim, S Choi, S Fan, C Kim, DG Oh… - Applied Physics …, 2023 - pubs.aip.org
In order to explore the consequences of spin–orbit coupling on spin–phonon interactions in
a set of chemically similar mixed metal oxides, we measured the infrared vibrational …

Predicted strong spin-phonon interactions in Li-doped diamond

FS Gentile, WC Mackrodt, NL Allan… - Physical Chemistry …, 2020 - pubs.rsc.org
DFT calculations of the Li substitutional defect in diamond based on the B3LYP functional
and a 64-atom supercell indicate that (i) the quartet (Sz= 3/2) state is lower in energy than …

Structural and magnetic transitions in the planar antiferromagnet

X Chen, Y He, S Wu, Y Song, D Yuan… - Physical Review B, 2021 - APS
We report the structural and magnetic ground state properties of the monoclinic compound
barium iridium oxide Ba 4 Ir 3 O 10 using a combination of resonant x-ray scattering …

Designing All‐Inorganic EuO‐Sensitized TiO2 Solar Cell from 4f‐3d Composite Bandgap Structure

Q Wang, W Zhu, F Pan, C Song - Advanced Theory and …, 2021 - Wiley Online Library
TiO2 dye‐sensitized solar cells (DSSCs) have blazed a new trail out of traditional silicon‐
based photovoltaics. However, extensive applications of DSSCs are limited by the use of …

Spectroscopic investigations of complex van der Waals systems

SN Neal - 2021 - trace.tennessee.edu
Complex chalcogenides are superb platforms for revealing the interplay between structure,
charge, and magnetism as well as the unusual states of matter that develop under external …

Vibrational properties of molecule-based multiferroics and quantum magnets across quantum phase transitions

K Hughey - 2019 - trace.tennessee.edu
Molecule-based materials offer unique opportunities to explore the interplay between
charge, spin, and lattice across quantum phase transitions. With their flexible architectures …