Quantum spin liquids: a review
Quantum spin liquids may be considered'quantum disordered'ground states of spin systems,
in which zero-point fluctuations are so strong that they prevent conventional magnetic long …
in which zero-point fluctuations are so strong that they prevent conventional magnetic long …
Orbital effects in solids: Basics, recent progress, and opportunities
DI Khomskii, SV Streltsov - Chemical Reviews, 2020 - ACS Publications
The properties of transition metal compounds are largely determined by nontrivial interplay
of different degrees of freedom: charge, spin, lattice, and also orbital ones. Especially rich …
of different degrees of freedom: charge, spin, lattice, and also orbital ones. Especially rich …
Model for the metal-insulator transition in graphene superlattices and beyond
We propose a two-orbital Hubbard model on an emergent honeycomb lattice to describe the
low-energy physics of twisted bilayer graphene. Our model provides a theoretical basis for …
low-energy physics of twisted bilayer graphene. Our model provides a theoretical basis for …
Origin of Mott insulating behavior and superconductivity in twisted bilayer graphene
A remarkable recent experiment has observed Mott insulator and proximate superconductor
phases in twisted bilayer graphene when electrons partly fill a nearly flat miniband that …
phases in twisted bilayer graphene when electrons partly fill a nearly flat miniband that …
Ultracold Fermi gases with emergent SU (N) symmetry
MA Cazalilla, AM Rey - Reports on Progress in Physics, 2014 - iopscience.iop.org
We review recent experimental and theoretical progress on ultracold alkaline-earth Fermi
gases with emergent SU (N) symmetry. Emphasis is placed on describing the ground …
gases with emergent SU (N) symmetry. Emphasis is placed on describing the ground …
Spectroscopic observation of SU(N)-symmetric interactions in Sr orbital magnetism
X Zhang, M Bishof, SL Bromley, CV Kraus… - science, 2014 - science.org
SU (N) symmetry can emerge in a quantum system with N single-particle spin states when
spin is decoupled from interparticle interactions. Taking advantage of the high measurement …
spin is decoupled from interparticle interactions. Taking advantage of the high measurement …
Variational optimization with infinite projected entangled-pair states
P Corboz - Physical Review B, 2016 - APS
We present a scheme to perform an iterative variational optimization with infinite projected
entangled-pair states, a tensor network ansatz for a two-dimensional wave function in the …
entangled-pair states, a tensor network ansatz for a two-dimensional wave function in the …
Gradient methods for variational optimization of projected entangled-pair states
We present a conjugate-gradient method for the ground-state optimization of projected
entangled-pair states (PEPS) in the thermodynamic limit, as a direct implementation of the …
entangled-pair states (PEPS) in the thermodynamic limit, as a direct implementation of the …
[HTML][HTML] Realization of nearly dispersionless bands with strong orbital anisotropy from destructive interference in twisted bilayer MoS2
Recently, the twist angle between adjacent sheets of stacked van der Waals materials
emerged as a new knob to engineer correlated states of matter in two-dimensional …
emerged as a new knob to engineer correlated states of matter in two-dimensional …
Tensor network study of the Shastry-Sutherland model in zero magnetic field
We simulate the Shastry-Sutherland model in two dimensions by means of infinite projected
entangled-pair states (iPEPS)—a variational tensor network method where the accuracy can …
entangled-pair states (iPEPS)—a variational tensor network method where the accuracy can …