Axions and superfluidity in Weyl semimetals
An effective field theory (EFT) for dynamical axions in Weyl semimetals (WSMs) is
presented. A pseudoscalar axion excitation is predicted in WSMs at sufficiently low …
presented. A pseudoscalar axion excitation is predicted in WSMs at sufficiently low …
Chiral symmetry restoration and the ultraquantum limit of axionic Charge Density Waves in Weyl Semimetals
J Bernabeu, A Cortijo - Journal of High Energy Physics, 2024 - Springer
A bstract A new mechanism for chiral symmetry restoration at extreme high magnetic fields is
proposed in the context of the Magnetic Catalysis scenario in Weyl Semimetals. Contrary to …
proposed in the context of the Magnetic Catalysis scenario in Weyl Semimetals. Contrary to …
Hysteresis of axionic charge density waves
J Bernabeu, A Cortijo - Physical Review B, 2024 - APS
Magnetic catalysis is a known proposal for inducing dynamical axionic gapped phases by
means of external magnetic fields from a Weyl or Dirac semimetal phase. At finite Fermi …
means of external magnetic fields from a Weyl or Dirac semimetal phase. At finite Fermi …
Internodal excitonic state in a Weyl semimetal in a strong magnetic field
R Côté, GD Duchesne, SF Lopez - Physical Review B, 2024 - APS
The simplest Weyl semimetal with broken time-reversal symmetry consists of a pair of Weyl
nodes located at wave vectors K τ= τ b in momentum space with τ=±1 the node index and …
nodes located at wave vectors K τ= τ b in momentum space with τ=±1 the node index and …
Multiphoton Spectroscopy of a Dynamical Axion Insulator
The unusual magnetoelectric transport present in Weyl semimetals can be compactly
understood as manifestations of an underlying axion field, which itself is determined by the …
understood as manifestations of an underlying axion field, which itself is determined by the …
Probing Electromagnetic Nonreciprocity with Quantum Geometry of Photonic States
Reciprocal and nonreciprocal effects in dielectric and magnetic materials provide crucial
information about the microscopic properties of electrons. However, experimentally …
information about the microscopic properties of electrons. However, experimentally …
Exploring linear and nonlinear electromagnetic responses in topological materials
RC McKay - 2024 - ideals.illinois.edu
This dissertation serves to examine the linear and nonlinear electromagnetic response
properties in topological materials. Topological materials tend to produce unique transport …
properties in topological materials. Topological materials tend to produce unique transport …
Multiphoton Spectroscopy of a Dynamical Axion Insulator
The unusual magnetoelectric transport present in Weyl semimetals can be compactly
understood as manifestations of an underlying axion field, which itself is determined by the …
understood as manifestations of an underlying axion field, which itself is determined by the …