Anderson transitions
The physics of Anderson transitions between localized and metallic phases in disordered
systems is reviewed. The term “Anderson transition” is understood in a broad sense …
systems is reviewed. The term “Anderson transition” is understood in a broad sense …
Drawing phase diagrams of random quantum systems by deep learning the wave functions
T Ohtsuki, T Mano - Journal of the Physical Society of Japan, 2020 - journals.jps.jp
Applications of neural networks to condensed matter physics are becoming popular and
beginning to be well accepted. Obtaining and representing the ground and excited state …
beginning to be well accepted. Obtaining and representing the ground and excited state …
Detection of phase transition via convolutional neural networks
A convolutional neural network (CNN) is designed to study correlation between the
temperature and the spin configuration of the two-dimensional Ising model. Our CNN is able …
temperature and the spin configuration of the two-dimensional Ising model. Our CNN is able …
Measurement of a topological edge invariant in a microwave network
We report on the measurement of topological invariants in an electromagnetic topological
insulator analog formed by a microwave network, consisting of the winding numbers of …
insulator analog formed by a microwave network, consisting of the winding numbers of …
Nonunitary scaling theory of non-Hermitian localization
K Kawabata, S Ryu - Physical review letters, 2021 - APS
Non-Hermiticity can destroy Anderson localization and lead to delocalization even in one
dimension. However, a unified understanding of non-Hermitian delocalization has yet to be …
dimension. However, a unified understanding of non-Hermitian delocalization has yet to be …
Critical exponent for the Anderson transition in the three-dimensional orthogonal universality class
We report a careful finite size scaling study of the metal–insulator transition in Anderson's
model of localization. We focus on the estimation of the critical exponent ν that describes the …
model of localization. We focus on the estimation of the critical exponent ν that describes the …
Observation of the zero Hall plateau in a quantum anomalous Hall insulator
We report experimental investigations on the quantum phase transition between the two
opposite Hall plateaus of a quantum anomalous Hall insulator. We observe a well-defined …
opposite Hall plateaus of a quantum anomalous Hall insulator. We observe a well-defined …
Field theory of non-Hermitian disordered systems
The interplay between non-Hermiticity and disorder gives rise to unique universality classes
of Anderson transitions. Here, we develop a field-theoretical description of non-Hermitian …
of Anderson transitions. Here, we develop a field-theoretical description of non-Hermitian …
Universal scaling of the quantum anomalous Hall plateau transition
We study the critical properties of the quantum anomalous Hall (QAH) plateau transition in
magnetic topological insulators. We introduce a microscopic model for the plateau transition …
magnetic topological insulators. We introduce a microscopic model for the plateau transition …
Chiral quantum optics in the bulk of photonic quantum Hall systems
We study light-matter interactions in the bulk of a two-dimensional photonic lattice system,
where photons are subject to the combined effect of a synthetic magnetic field and an …
where photons are subject to the combined effect of a synthetic magnetic field and an …