Theoretical study of the crystal and electronic properties of

Y Zhang, LF Lin, A Moreo, E Dagotto - Physical Review B, 2022 - APS
The material α-RuCl 3, with a two-dimensional Ru honeycomb sublattice, has attracted
considerable attention because it may be a realization of the Kitaev quantum spin liquid …

Orbital-selective Peierls phase in the metallic dimerized chain

Y Zhang, LF Lin, A Moreo, E Dagotto - Physical Review B, 2021 - APS
Using ab initio density functional theory, here we systematically study the monolayer MoOCl
2 with a 4 d 2 electronic configuration. Our main result is that an orbital-selective Peierls …

Origin of Insulating Ferromagnetism in Iron Oxychalcogenide

LF Lin, Y Zhang, G Alvarez, A Moreo, E Dagotto - Physical Review Letters, 2021 - APS
An insulating ferromagnetic (FM) phase exists in the quasi-one-dimensional iron
oxychalcogenide Ce 2 O 2 FeSe 2, but its origin is unknown. To understand the FM …

Magnetic states of the quasi-one-dimensional iron chalcogenide

Y Zhang, LF Lin, G Alvarez, A Moreo, E Dagotto - Physical Review B, 2021 - APS
Quasi-one-dimensional iron-based ladders and chains, with the 3 d iron electronic density
n= 6, are attracting considerable attention. Recently, a new iron chain system Ba 2 FeS 3 …

Electronic structure, magnetic properties, and pairing tendencies of the copper-based honeycomb lattice

LF Lin, R Soni, Y Zhang, S Gao, A Moreo, G Alvarez… - Physical Review B, 2022 - APS
Spin-1/2 chains with alternating antiferromagnetic (AFM) and ferromagnetic (FM) couplings
have attracted considerable interest due to the topological character of their spin excitations …

Prediction of orbital-selective Mott phases and block magnetic states in the quasi-one-dimensional iron chain under hole and electron do**

LF Lin, Y Zhang, G Alvarez, J Herbrych, A Moreo… - Physical Review B, 2022 - APS
The recent detailed study of quasi-one-dimensional iron-based ladders, with the 3 d iron
electronic density n= 6, has unveiled surprises, such as orbital-selective phases. However …

Strongly anisotropic electronic and magnetic structures in oxide dichlorides and

Y Zhang, LF Lin, A Moreo, TA Maier, G Alvarez… - Physical Review B, 2022 - APS
The van der Waals oxide dichlorides MOX 2 (M= V, Ta, Nb, Ru, and Os; X= halogen
element), with different electronic densities, are attracting considerable attention …

Oxygen Nonstoichiometry as a Source of Ferromagnetism in GdCoO3: First-Principle Investigation

H Bouchama, N Benayad, M Djermouni, S Kacimi… - Spin, 2023 - World Scientific
By using the density functional theory, we have studied the electronic structure and
magnetism of the oxygen vacancy defect in GdCoO3 perovskite compound. We have carried …

Frustrated network of indirect exchange paths between tetrahedrally coordinated Co in

IJ Onuorah, MM Isah, R De Renzi, P Bonfà - Physical Review Materials, 2021 - APS
We present a detailed study of the electronic and magnetic interactions of Ba 2 CoO 4,
structurally very uncommon because of the isolated CoO 4 distorted tetrahedral …