Statistical anisotropy from anisotropic inflation
J Soda - Classical and Quantum Gravity, 2012 - iopscience.iop.org
We review an inflationary scenario with the anisotropic expansion rate. An anisotropic
inflationary universe can be realized by a vector field coupled with an inflaton, which can be …
inflationary universe can be realized by a vector field coupled with an inflaton, which can be …
Quantum gravity, field theory and signatures of noncommutative spacetime
RJ Szabo - General Relativity and Gravitation, 2010 - Springer
A pedagogical introduction to some of the main ideas and results of field theories on
quantized spacetimes is presented, with emphasis on what such field theories may teach us …
quantized spacetimes is presented, with emphasis on what such field theories may teach us …
Cosmological and black hole spacetimes in twisted noncommutative gravity
T Ohl, A Schenkel - Journal of High Energy Physics, 2009 - iopscience.iop.org
We derive noncommutative Einstein equations for abelian twists and their solutions in
consistently symmetry reduced sectors, corresponding to twisted FRW cosmology and …
consistently symmetry reduced sectors, corresponding to twisted FRW cosmology and …
[HTML][HTML] Probing noncommutative theories with quantum optical experiments
One of the major difficulties of modern science underlies at the unification of general
relativity and quantum mechanics. Different approaches towards such theory have been …
relativity and quantum mechanics. Different approaches towards such theory have been …
Spacetime noncommutativity and ultrahigh energy cosmic ray experiments
R Horvat, D Kekez, J Trampetić - … Review D—Particles, Fields, Gravitation, and …, 2011 - APS
If new physics were capable of pushing the neutrino-nucleon inelastic cross section 3 orders
of magnitude beyond the standard model prediction, then ultrahigh energy (UHE) neutrinos …
of magnitude beyond the standard model prediction, then ultrahigh energy (UHE) neutrinos …
The diffuse radiation field at high galactic latitudes
We have used GALEX observations of the north and south Galactic poles to study the diffuse
ultraviolet background at locations where the Galactic light is expected to be at a minimum …
ultraviolet background at locations where the Galactic light is expected to be at a minimum …
Quantum fields on noncommutative spacetimes: theory and phenomenology
In the present work we review the twisted field construction of quantum field theory on
noncommutative spacetimes based on twisted Poincaré invariance. We present the latest …
noncommutative spacetimes based on twisted Poincaré invariance. We present the latest …
Cosmic microwave background polarization in non-commutative space-time
S Tizchang, S Batebi, M Haghighat… - The European Physical …, 2016 - Springer
In the standard model of cosmology (SMC) the B-mode polarization of the CMB can be
explained by the gravitational effects in the inflation epoch. However, this is not the only way …
explained by the gravitational effects in the inflation epoch. However, this is not the only way …
Search for anomalous alignments of structures in Planck data using Minkowski Tensors
Minkowski Tensors are tensorial generalizations of the scalar Minkowski Functionals. Due to
their tensorial nature they contain additional morphological information of structures, in …
their tensorial nature they contain additional morphological information of structures, in …
Unified description for -deformations of orthogonal groups
A Borowiec, A Pachoł - The European Physical Journal C, 2014 - Springer
In this paper we provide universal formulas describing Drinfeld-type quantization of
inhomogeneous orthogonal groups determined by a metric tensor of an arbitrary signature …
inhomogeneous orthogonal groups determined by a metric tensor of an arbitrary signature …