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We study properties and applications of various circuit imbalance measures associated with linear spaces. These measures describe possible ratios between nonzero entries of support-minimal nonzero vectors of the space. The fractional…

Combinatorics · Mathematics 2021-12-15 Farbod Ekbatani , Bento Natura , László A. Végh

TRIUMF experiment E497 is a study of parity violation in pp scattering at an energy where the leading term in the analyzing power is expected to vanish, thus measuring a unique combination of weak-interaction flavour conserving terms. It is…

Instrumentation and Detectors · Physics 2009-11-06 A. R. Berdoz

We consider a composite system consisting of coupled particles, and investigate decoherence due to coupling of the center-of-mass degree of freedom with the internal degrees of freedom. For a simple model of two bound particles, we show…

Quantum Physics · Physics 2016-11-30 Todd A. Brun , Leonard Mlodinow

Area metrics are an intriguing generalization of length metrics which appears in several quantum-gravity approaches. We describe the space of diffeomorphism-invariant area-metric actions quadratic in fluctuations and derivatives. A general…

General Relativity and Quantum Cosmology · Physics 2024-06-18 Johanna N. Borissova , Bianca Dittrich , Kirill Krasnov

We consider a Boolean model $Z$ driven by a Poisson particle process $\eta$ on a metric space $\mathbb{Y}$. We study the random variable $\rho(Z)$, where $\rho$ is a (deterministic) measure on $\mathbb{Y}$. Due to the interaction of…

Probability · Mathematics 2017-03-16 Günter Last , Fabian Gieringer

We study the time evolution of the chirality imbalance $n_5$ and the chiral magnetic effect (CME) under the external parallel electromagnetic fields without assuming the artificial chiral asymmetric source. We adopt the time-dependent…

High Energy Physics - Phenomenology · Physics 2021-02-10 Hayato Aoi , Katsuhiko Suzuki

In a recent paper (arXive:hep-ph/0406125) entitled {\em Parity violation in hot QCD: why it can happen, and how to look for it}, D. Kharzeev argues for the possibility of P- and/or CP- violation effects in heavy-ion collisions, the effects…

High Energy Physics - Phenomenology · Physics 2009-11-10 Sergei A. Voloshin

The nuclear Chirality-Parity (ChP) violation, a simultaneous breaking of chiral and reflection symmetries in the intrinsic frame, is investigated with a reflection-asymmetric triaxial particle rotor model. A new symmetry for an ideal ChP…

Nuclear Theory · Physics 2021-08-06 Y. Y. Wang , X. H. Wu , S. Q. Zhang , P. W. Zhao , J. Meng

We present a new unification of the electro-weak and gravitational interactions based on the joining the weak SU(2) gauge fields with the left handed part of the space-time connection, into a single gauge field valued in the…

High Energy Physics - Theory · Physics 2014-03-26 Stephon Alexander , Antonino Marciano , Lee Smolin

This two-part article considers certain fundamental symmetries of nature, namely the discrete symmetries of parity (P), charge conjugation (C) and time reversal (T), and their possible violation. Recent experimental results are discussed in…

Popular Physics · Physics 2007-05-23 B. Ananthanarayan , J. Meeraa , Bharti Sharma , Seema Sharma , Ritesh K. Singh

In this work I show by a first principles calculation that quantum states describing massive relativistic free spinning particles obey kinematical conditions whose origin can be traced to parity as a good quantum number. These conditions…

High Energy Physics - Phenomenology · Physics 2022-12-05 Mauro Napsuciale

We calculate the toroidal quadrupole moment and form factor of the deuteron, which violate time-reversal symmetry but conserve parity, at leading order in two-flavor chiral effective field theory with perturbative pion exchange. We take…

High Energy Physics - Phenomenology · Physics 2013-09-18 E. Mereghetti , J. de Vries , R. G. E. Timmermans , U. van Kolck

We utilize the concentration of measure phenomenon to study the large $N$ limit of the $O(N)$ principal chiral model. The partition function in this limit is demonstrated to be that of a free massive theory.

Mathematical Physics · Physics 2026-03-31 Tamer Tlas

We present a calculation of the parity-violating longitudinal asymmetry in proton-proton scattering. The calculation is performed in the framework of chiral effective field theory which is applied systematically to both the…

Nuclear Theory · Physics 2013-11-28 J. de Vries , Ulf-G. Meißner , E. Epelbaum , N. Kaiser

The anomalous generation of chirality with mass effects via the axial Ward identity and its dependence on the Schwinger mechanism is reviewed, utilizing parity violating homogeneous electromagnetic background fields. The role vacuum…

High Energy Physics - Phenomenology · Physics 2020-10-27 Patrick Copinger , Shi Pu

I discuss in qualitative terms the implications of the recent measurement by C. S. Wood et al. of the hyperfine dependence of atomic parity violation in 133Cs. The derived anapole moment constrains the strength of hadronic parity violation.

Nuclear Theory · Physics 2007-05-23 W. C. Haxton

The use of the absolute measure of local chirality is championed since it has a uniform distribution for randomly reshuffled chiral components so that any deviations from uniformity in the associated "X-distribution" are directly…

High Energy Physics - Lattice · Physics 2016-08-14 Andrei Alexandru , Terrence Draper , Ivan Horváth , Thomas Streuer

We consider isospin-asymmetric matter in the parity-doublet model within an extended mean-field calculation, increasing continuously the neutron excess all the way to pure neutron matter. We compute the liquid-gas and the chiral phase…

Nuclear Theory · Physics 2024-08-05 Jürgen Eser , Jean-Paul Blaizot

Within this chapter, we discuss control in the coefficients of an obstacle problem. Utilizing tools from H-convergence, we show existence of optimal solutions. First order necessary optimality conditions are obtained after deriving…

Optimization and Control · Mathematics 2023-07-04 Andreas Hehl , Denis Khimin , Ira Neitzel , Nicolai Simon , Thomas Wick , Winnifried Wollner

The possibility of parity violation through spacetime torsion has been explored in a scenario containing fields with different spins. Taking the Kalb-Ramond field as the source of torsion, an explicitly parity violating $U(1)_{EM}$ gauge…

High Energy Physics - Theory · Physics 2009-11-07 Biswarup Mukhopadhyaya , Soumitra SenGupta , Saurabh Sur