Results 1 to 10 of about 189,732 (186)

PARITY DOUBLING IN PARTICLE PHYSICS [PDF]

open access: yesInternational Journal of Modern Physics A, 2007
Parity doubling in excited hadrons is reviewed. Parity degeneracy in hadrons was first experimentally observed 40 years ago. Recently new experimental data on light mesons caused much excitement and renewed interest to the phenomenon, which still remains
S S Afonin
exaly   +4 more sources

Atomic Parity-Violation and Precision Physics [PDF]

open access: yesThe European Physical Journal C, 2001
The atomic parity-violation (APV) parameter QW for a nucleus with `n' neutrons and `z' protons has been included in the list of pseudo-observables accessible with the codes TOPAZ0 and ZFITTER.
Bardin, D.   +3 more
core   +5 more sources

Updating bounds on R-parity violating supersymmetry from meson oscillation data [PDF]

open access: yesJournal of High Energy Physics, 2019
We update the bounds on R-parity violating supersymmetry originating from meson oscillations in the B d/s 0 and K 0 systems. To this end, we explicitly calculate all corresponding contributions from R-parity violating operators at the one-loop level ...
Florian Domingo   +5 more
doaj   +4 more sources

Parity violation and new physics in superconductors

open access: yesPhysics Letters B, 2020
We propose a new method, using the Andreev reflection at superconductors, to measure parity violation induced by the standard electroweak theory, which in turn constrains the possible parity-violating effects of new physics.
Deog Ki Hong
doaj   +3 more sources

Physics education research: A research subfield of physics with gender parity [PDF]

open access: yesPhysical Review Special Topics. Physics Education Research, 2015
Women currently outnumber men in obtaining undergraduate degrees but are underrepresented within STEM fields. However, women’s representation varies by STEM field, and even further by STEM subfield. One field that has held a persistent low representation
Ramón S. Barthelemy   +2 more
doaj   +4 more sources

Kaon Physics with Light Sgoldstinos and Parity Conservation [PDF]

open access: yesPhysical Review D, 2000
Superpartners of goldstino -- scalar and pseudoscalar sgoldstinos -- interact weakly with ordinary particles. One or both of them may be light. We consider a class of supersymmetric extensions of the Standard Model in which interactions of sgoldstinos ...
Gorbunov, D. S., Rubakov, V. A.
core   +5 more sources

Temporal Anti-Parity–Time Symmetry: Extending Non-Hermitian Physics to Time-Domain Dynamics in Thermal Diffusion [PDF]

open access: yesResearch
Parity–time and anti-parity–time symmetries, originally formulated in the context of non-Hermitian quantum mechanics, have now been experimentally realized across diverse physical platforms, including photonic, wave-guiding, acoustic, and mechanical ...
Haoran Yan, Ying Li
doaj   +2 more sources

Parity Doublets in Quark Physics [PDF]

open access: yesPhysical Review Letters, 1997
There are numerous examples of very nearly degenerate states of opposite parity in molecular physics. The ammonia maser is based on one such double. Theory shows that these parity doubles can occur if the nuclear shape in the molecule is reflection-asymmetric because the time scales of the shape and the electronic cloud are well-separated.
Balachandran, A. P., Vaidya, S.
exaly   +3 more sources

Parity Metamaterials and Dynamic Acoustic Mimicry [PDF]

open access: yesResearch
While parity transformation represents a fundamental symmetry operation in physics, its implications remain underexplored in metamaterial science. Here, we introduce a framework leveraging parity transformation to construct parity-inverted counterparts ...
Jinjie Shi   +6 more
doaj   +2 more sources

Revisiting the B-physics anomalies in R-parity violating MSSM [PDF]

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
In recent years, several deviations from the Standard Model predictions in semileptonic decays of B-meson might suggest the existence of new physics which would break the lepton-flavour universality.
Quan-Yi Hu, Ya-Dong Yang, Min-Di Zheng
doaj   +3 more sources

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