Torsion gravity
RT Hammond - Reports on Progress in Physics, 2002 - iopscience.iop.org
Theoretical and experimental research on general relativity with torsion is reviewed. An
introductory section establishes definitions and notation, introduces tetrads, the …
introductory section establishes definitions and notation, introduces tetrads, the …
Emergent Spacetime and Gravitational Nieh-Yan Anomaly in Chiral Weyl Superfluids and Superconductors
J Nissinen - Physical review letters, 2020 - APS
Momentum transport is anomalous in chiral p+ ip superfluids and superconductors in the
presence of textures and superflow. Using the gradient expansion of the semiclassical …
presence of textures and superflow. Using the gradient expansion of the semiclassical …
Torsional Landau levels and geometric anomalies in condensed matter Weyl systems
S Laurila, J Nissinen - Physical Review B, 2020 - APS
We consider the role of coordinate-dependent Fermi velocities, equivalent to effective tetrad
(or vierbein) frame fields characterizing momentum space geometry, and torsional Landau …
(or vierbein) frame fields characterizing momentum space geometry, and torsional Landau …
Primordial fluctuations within teleparallelism
YP Wu, CQ Geng - Physical Review D—Particles, Fields, Gravitation, and …, 2012 - APS
We study the cosmological perturbations for the possible inflation scenario in the teleparallel
equivalence of general relativity specified with parallelizable topological conditions. By …
equivalence of general relativity specified with parallelizable topological conditions. By …
Nieh-Yan anomaly: Torsional Landau levels, central charge, and anomalous thermal Hall effect
The Nieh-Yan anomaly is the anomalous breakdown of the chiral U (1) symmetry caused by
the interaction between torsion and fermions. We study this anomaly from the point of view of …
the interaction between torsion and fermions. We study this anomaly from the point of view of …
Peccei-Quinn mechanism in gravity and the nature of the Barbero-Immirzi parameter
S Mercuri - Physical review letters, 2009 - APS
A general argument provides the motivation to consider the Barbero-Immirzi parameter as a
field. The specific form of the geometrical effective action allows one to relate the value of the …
field. The specific form of the geometrical effective action allows one to relate the value of the …
Anomalous chiral transport with vorticity and torsion: Cancellation of two mixed gravitational anomaly currents in rotating chiral Weyl condensates
J Nissinen, GE Volovik - Physical Review D, 2022 - APS
Relativistic gravitational anomalies lead to anomalous transport coefficients that can be
activated at finite temperature in hydrodynamic and condensed matter systems with gapless …
activated at finite temperature in hydrodynamic and condensed matter systems with gapless …
Static and rotating black strings in dynamical Chern–Simons modified gravity
A Cisterna, C Corral, S Pino - The European Physical Journal C, 2019 - Springer
Four-dimensional homogeneous static and rotating black strings in dynamical Chern–
Simons modified gravity, with and without torsion, are presented. Each solution is supported …
Simons modified gravity, with and without torsion, are presented. Each solution is supported …
The role of temperature dependent string-inspired CPT violating backgrounds in leptogenesis and the chiral magnetic effect
T Bossingham, NE Mavromatos, S Sarkar - The European Physical …, 2019 - Springer
In a temperature dependent CPT-Violating (CPTV) axial time-like background (induced by
the Kalb-Ramond tensor field of string theory) we discuss leptogenesis by solving the …
the Kalb-Ramond tensor field of string theory) we discuss leptogenesis by solving the …
Emergent gravity and chiral anomaly in Dirac semimetals in the presence of dislocations
MA Zubkov - Annals of Physics, 2015 - Elsevier
We consider the recently discovered Dirac semimetals with two Dirac points±K. In the
presence of elastic deformations each fermion propagates in a curved space, whose metric …
presence of elastic deformations each fermion propagates in a curved space, whose metric …