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The Barbero-Immirzi parameter $\gamma$ appears as a coupling constant in the spinfoam dynamics of loop quantum gravity. In this work, we highlight that $\gamma$ can be understood as a measure of gravitational parity violation via a duality…

General Relativity and Quantum Cosmology · Physics 2026-04-28 Eugenio Bianchi , Monica Rincon-Ramirez

In this study, a new form of quadratic spline is obtained, where the coefficients are determined explicitly by variational methods. Convergence is studied and parity conservation is demonstrated. Finally, the method is applied to solve…

Numerical Analysis · Mathematics 2019-06-26 A. J. Ferrari , L. P. Lara , E. A. Santillan Marcus

We examine the stability domains of a 1D discrete Schr\"{o}dinger equation in the simultaneous presence of parity-time ($\cal{PT}$) symmetry and fractionality. Direct numerical examination of the eigenvalues of the system reveals that, as…

Pattern Formation and Solitons · Physics 2022-09-28 Mario I. Molina

We show that connections between a degree of incompatibility of pairs of observables and the strength of violations of Bell's inequality found in recent investigations can be extended to a general class of probabilistic physical models. It…

Quantum Physics · Physics 2014-02-28 Neil Stevens , Paul Busch

We prove a rate of convergence for the $N$-particle approximation of a second-order partial differential equation in the space of probability measures, like the Master equation or Bellman equation of mean-field control problem under common…

Optimization and Control · Mathematics 2021-11-17 Maximilien Germain , Huyên Pham , Xavier Warin

In condensed matter physics, a broad spectrum of physical characteristics, such as chirality, axiality, and polarity, arises as a direct consequence of the underlying symmetry of the system. We here theoretically investigate the effective…

Strongly Correlated Electrons · Physics 2025-11-12 Satoru Hayami , Rikuto Oiwa , Akane Inda

This paper considers diffeomorphism invariant theories of gravity coupled to matter, with second order equations of motion. This includes Einstein-Maxwell and Einstein-scalar field theory with (after field redefinitions) the most general…

General Relativity and Quantum Cosmology · Physics 2021-04-21 Harvey S. Reall

In addition to temperature and baryon chemical potential there are other parameters that matter in the real quark matter. One of them is isospin asymmetry which does exist in nature, for example, in the compact stars and in heavy ion…

High Energy Physics - Phenomenology · Physics 2020-01-08 T. G. Khunjua , K. G. Klimenko , R. N. Zhokhov

Recent highlights in CP violation phenomena are reviewed. B-factory results imply that CP-violation phase in the CKM matrix is the dominant contributor to the observed CP violation in K and B-physics. Deviations from the predictions of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Amarjit Soni

The conformal factor of the spacetime metric becomes dynamical due to the trace anomaly of matter fields. Its dynamics is described by an effective action which we quantize by canonical methods on the Einstein universe $R\times S^3$. We…

High Energy Physics - Theory · Physics 2016-08-24 Ignatios Antoniadis , Pawel O. Mazur , Emil Mottola

Considering the quantum statistics of the degrees of freedom on the holographic screen it is shown that the ratio of the number of excited bulk degrees of freedom to the number of excited surface degrees of freedom, is given by the MOND…

General Relativity and Quantum Cosmology · Physics 2015-06-15 E. Pazy

We report a new measurement of the parity-violating asymmetry in elastic electron scattering from the proton at backward scattering angles. This asymmetry is sensitive to the strange magnetic form factor of the proton as well as electroweak…

Nuclear Experiment · Physics 2011-08-19 SAMPLE collaboration , D. T. Spayde

Using a kinematic approach we show that the non-adiabatic, non-cyclic, geometric phase corresponding to the radiation emitted by a three level cascade system provides a sensitive diagnostic tool for determining the entanglement properties…

Quantum Physics · Physics 2015-05-27 S. N. Sandhya , Subhashish Banerjee

One of the biggest problems in the theory of quantum information is the quantification of amount of entanglement in an arbitrary multipartite mixed state. Different axiomatic and operational measures were proposed so far. In this work we…

Quantum Physics · Physics 2009-11-11 Alexander Streltsov

We explore the possibility that well known properties of the parity operator, such as its idempotency and unitarity, might break down at the Planck scale. Parity might then do more than just swap right and left polarized states and reverse…

General Relativity and Quantum Cosmology · Physics 2018-04-18 Michele Arzano , Giulia Gubitosi , Joao Magueijo

We discuss three possible ways to address quantum physics behind chiral magnetic effect and electric charge fluctuation patterns in heavy ion collisions. The first one makes use of P-parity violation probed by local order parameters, the…

High Energy Physics - Phenomenology · Physics 2010-12-23 V. Orlovsky , V. Shevchenko

It was recently argued that in heavy ion collision the parity could be broken. This Note addresses the question of possibility of the experimental detection of the effect. We discuss how parity violating effects would modify the final…

Nuclear Theory · Physics 2009-11-06 Sergei A. Voloshin

Weak interactions cause small parity-violating energy differences between left- and right-handed chiral systems. Although normally tiny, these effects may be significantly enhanced during collective phenomena such as phase transitions. We…

High Energy Physics - Phenomenology · Physics 2025-09-30 V. V. Flambaum

This paper deals with weighted isoperimetric inequalities relative to cones of $\mathbb{R}^{N}$. We study the structure of measures that admit as isoperimetric sets the intersection of a cone with balls centered at the vertex of the cone.…

Analysis of PDEs · Mathematics 2012-05-18 Friedemann Brock , Francesco Chiacchio , Anna Mercaldo

We introduce several methods to obtain calculable phases with geometrical values that are independent of arbitrary parameters in the scalar potential. These phases depend on the number of scalars and on the order of the discrete non-Abelian…

High Energy Physics - Phenomenology · Physics 2015-06-05 Ivo de Medeiros Varzielas