Bose-Einstein condensation in quantum magnets
This article reviews experimental and theoretical work on Bose-Einstein condensation in
quantum magnets. These magnets are natural realizations of gases of interacting bosons …
quantum magnets. These magnets are natural realizations of gases of interacting bosons …
Spin-lattice effects in selected antiferromagnetic materials
S Zherlitsyn, S Yasin, J Wosnitza, AA Zvyagin… - Low Temperature …, 2014 - pubs.aip.org
Spin-lattice effects play an important role in many magnetic materials. In this short review,
we give some examples of such effects studied in low-dimensional, frustrated as well as …
we give some examples of such effects studied in low-dimensional, frustrated as well as …
Novel Strongly Spin-Orbit Coupled Quantum Dimer Magnet:
The quantum dimer magnet (QDM) is the canonical example of quantum magnetism. The
QDM state consists of entangled nearest-neighbor spin dimers and often exhibits a field …
QDM state consists of entangled nearest-neighbor spin dimers and often exhibits a field …
Pressure-tuned quantum criticality in the large-D antiferromagnet DTN
KY Povarov, DE Graf, A Hauspurg, S Zherlitsyn… - Nature …, 2024 - nature.com
Strongly correlated spin systems can be driven to quantum critical points via various routes.
In particular, gapped quantum antiferromagnets can undergo phase transitions into a …
In particular, gapped quantum antiferromagnets can undergo phase transitions into a …
Evidence of a field-induced Berezinskii–Kosterlitz–Thouless scenario in a two-dimensional spin–dimer system
U Tutsch, B Wolf, S Wessel, L Postulka, Y Tsui… - Nature …, 2014 - nature.com
Abstract Two-dimensional (2D) systems with continuous symmetry lack conventional long-
range order because of thermal fluctuations. Instead, as pointed out by Berezinskii, Kosterlitz …
range order because of thermal fluctuations. Instead, as pointed out by Berezinskii, Kosterlitz …
Phase diagram and magnetic excitations of anisotropic spin-one magnets
We use a generalized spin-wave approach and large-scale quantum Monte Carlo (QMC)
simulations to study the quantum phase diagram and quasiparticle excitations of the S= 1 …
simulations to study the quantum phase diagram and quasiparticle excitations of the S= 1 …
Crystal structure and magnetic properties of the spin- frustrated two-leg ladder compounds
P Biswal, S Guchhait, S Ghosh, SN Sarangi, D Samal… - Physical Review B, 2023 - APS
We have successfully synthesized single crystals, solved the crystal structure, and studied
the magnetic properties of a new family of copper halides (C 4 H 14 N 2) Cu 2 X 6 (X= Cl …
the magnetic properties of a new family of copper halides (C 4 H 14 N 2) Cu 2 X 6 (X= Cl …
Low-Temperature Heat Transport in the Low-Dimensional Quantum Magnet
XF Sun, W Tao, XM Wang, C Fan - Physical review letters, 2009 - APS
We report a study of the low-temperature thermal conductivity of NiCl 2-4 SC (NH 2) 2, which
is a spin-1 chain system exhibiting the magnon Bose-Einstein condensation (BEC) in a …
is a spin-1 chain system exhibiting the magnon Bose-Einstein condensation (BEC) in a …
Magnetocaloric effect and spin-strain coupling in the spin-nematic state of
We report on the magnetocaloric effect and ultrasound studies of the frustrated quasi-one-
dimensional spin-1/2 compound LiCuVO 4, evidencing a spin-nematic state. The magnetic …
dimensional spin-1/2 compound LiCuVO 4, evidencing a spin-nematic state. The magnetic …
Acoustic signatures of the phases and phase transitions in
S Bhattacharjee, S Erfanifam, EL Green, M Naumann… - Physical Review B, 2016 - APS
We report on measurements of the sound velocity and attenuation in a single crystal of the
candidate quantum-spin-ice material Yb 2 Ti 2 O 7 as a function of temperature and …
candidate quantum-spin-ice material Yb 2 Ti 2 O 7 as a function of temperature and …