Results 61 to 70 of about 2,140,108 (352)

Gap solitons in parity-time symmetric moiré optical lattices [PDF]

open access: yesPhotonics Research, 2022
Parity-time(PT) symmetric lattices have been widely studied in controlling the flow of waves, and recently moir\'e superlattices, connecting the periodic and non-periodic potentials, are introduced for exploring unconventional physical properties in ...
Xiuye Liu, Jianhua Zeng
semanticscholar   +1 more source

Testing the Standard Model by precision measurement of the weak charges of quarks [PDF]

open access: yes, 2007
In a global analysis of the latest parity-violating electron scattering measurements on nuclear targets, we demonstrate a significant improvement in the experimental knowledge of the weak neutral-current lepton-quark interactions at low energy.
Carlini, R. D.   +3 more
core   +2 more sources

Bilinear R-Parity Violation: Neutrino physics at the ILC [PDF]

open access: hybridProceedings of The European Physical Society Conference on High Energy Physics — PoS(EPS-HEP 2013), 2014
B. Vormwald
openalex   +3 more sources

Emergent Chiral Symmetry: Parity and Time Reversal Doubles [PDF]

open access: yes, 1996
There are numerous examples of approximately degenerate states of opposite parity in molecular physics. Theory indicates that these doubles can occur in molecules that are reflection-asymmetric. Such parity doubles occur in nuclear physics as well, among
A. P. Balachandran   +14 more
core   +4 more sources

Matter-parity as a residual gauge symmetry: Probing a theory of cosmological dark matter

open access: yesPhysics Letters B, 2017
We discuss a non-supersymmetric scenario which addresses the origin of the matter-parity symmetry, PM=(−1)3(B−L)+2s, leading to a viable Dirac fermion dark matter candidate.
Alexandre Alves   +5 more
doaj   +1 more source

Magnonic Klein and acausal tunneling enabled by breaking the anti parity-time symmetry in antiferromagnets

open access: yesCommunications Physics, 2023
Klein tunneling is associated with particle-antiparticle pair production across a potential barrier but observing the phenomenon experimentally is challenging.
Shaohua Yuan   +5 more
semanticscholar   +1 more source

Search for exotic parity-violation interactions with quantum spin amplifiers [PDF]

open access: yesScience Advances, 2022
Quantum sensing provides sensitive tabletop tools to search for exotic spin-dependent interactions beyond the standard model, which have attracted great attention in theories and experiments.
Yuanhong Wang   +10 more
semanticscholar   +1 more source

Towards the precision measurement of CP violation in B → D * μν decays at LHCb

open access: yesJournal of High Energy Physics, 2023
Measurement of CP-violating observables in semileptonic decays is a sensitive null-test of the Standard Model: any CP violation would be an unambiguous sign of New Physics effects.
V. Dedu, A. Poluektov
doaj   +1 more source

On the Intrinsic Parity of Black Holes [PDF]

open access: yes, 2002
We investigate the intrinsic parity of black holes. It appears that discrete symmetries require the black hole Hilbert space to be larger than suggested by the usual quantum numbers M (mass), Q (charge) and J (angular momentum).
't Hooft   +36 more
core   +2 more sources

Parity-Time-Anyonic Coupled Resonators System With Tunable Exceptional Points

open access: yesIEEE Access, 2019
The Hermiticity of physical observable is the fundamental axioms in quantum mechanics. However, it is found that several non-Hermitian Hamiltonian still have real eigenvalues, especially the parity-time symmetric system.
Yong-Pan Gao   +4 more
doaj   +1 more source

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