Two-dimensional quantum universality in the spin-1/2 triangular-lattice quantum antiferromagnet Na2BaCo(PO4)2
An interplay of geometrical frustration and strong quantum fluctuations in a spin-1/2
triangular-lattice antiferromagnet (TAF) can lead to exotic quantum states. Here, we report …
triangular-lattice antiferromagnet (TAF) can lead to exotic quantum states. Here, we report …
Spectral function of the Heisenberg model on the triangular lattice
Spectral probes, such as neutron scattering, are crucial for characterizing excitations in
quantum many-body systems and the properties of quantum materials. Among the most …
quantum many-body systems and the properties of quantum materials. Among the most …
Quantum and thermal phase transitions of the triangular SU (3) Heisenberg model under magnetic fields
We study the quantum and thermal phase transition phenomena of the SU (3) Heisenberg
model on triangular lattice in the presence of magnetic fields. Performing a scaling analysis …
model on triangular lattice in the presence of magnetic fields. Performing a scaling analysis …
Single-site-resolved imaging of ultracold atoms in a triangular optical lattice
We demonstrate single-site-resolved fluorescence imaging of ultracold 87 Rb atoms in a
triangular optical lattice by employing Raman sideband cooling. Combining a Raman …
triangular optical lattice by employing Raman sideband cooling. Combining a Raman …
Spin supersolidity in nearly ideal easy-axis triangular quantum antiferromagnet Na2BaCo(PO4)2
Prototypical models and their material incarnations are cornerstones to the understanding of
quantum magnetism. Here we show theoretically that the recently synthesized magnetic …
quantum magnetism. Here we show theoretically that the recently synthesized magnetic …
Zigzag phase transition in the frustrated Ising honeycomb lattice
We investigate the thermal phase transitions of the J 1-J 2-J 3 Ising model on the
honeycomb lattice. This model exhibits the zigzag (ZZ) antiferromagnetic phase, which is …
honeycomb lattice. This model exhibits the zigzag (ZZ) antiferromagnetic phase, which is …
Systematic extraction of crystal electric-field effects and quantum magnetic model parameters in triangular rare-earth magnets
A primary goal at the interface of theoretical and experimental quantum magnetism is the
investigation of exotic spin states, mostly notably quantum spin liquids (QSLs) that realize …
investigation of exotic spin states, mostly notably quantum spin liquids (QSLs) that realize …
Residual entropy, bicriticality, and tricriticality in the frustrated Ising model on the honeycomb lattice
PF Dias, A Krindges, CV Morais, FM Zimmer… - Journal of Magnetism …, 2024 - Elsevier
Phase transitions and thermodynamic properties of the frustrated J 1-J 2-J 3 Ising model on
the honeycomb lattice are investigated by using the cluster mean-field theory and Monte …
the honeycomb lattice are investigated by using the cluster mean-field theory and Monte …
The Ising bilayer honeycomb lattice: A cluster mean-field study
LC Rossato, FM Zimmer, CV Morais… - Physica A: Statistical …, 2023 - Elsevier
We study the Ising model on a bilayer honeycomb lattice with frustrated antiferromagnetic
interactions using the cluster mean-field method. We investigate the role of exchange …
interactions using the cluster mean-field method. We investigate the role of exchange …
Thermal Ising transition in two-dimensional SU (3) Fermi lattice gases with population imbalance
We focus on three-component SU (3) Fermi gases loaded into a square optical lattice, with
population imbalance between one component and the others. At strong coupling the …
population imbalance between one component and the others. At strong coupling the …