Results 81 to 90 of about 691,412 (265)

Baryon asymmetric Universe from spontaneous CP violation

open access: yesJournal of High Energy Physics, 2022
Spontaneous CP violation, such as the Nelson-Barr (NB) mechanism, is an attractive scenario for addressing the strong CP problem while realizing the observed phase of the Cabibbo-Kobayashi-Maskawa (CKM) quark-mixing matrix.
Kohei Fujikura   +3 more
doaj   +1 more source

Reversal Asymmetry of Reciprocal Metasurface Enables Ultra‐Compact Varifocal Reflective Lens

open access: yesLaser &Photonics Reviews, EarlyView.
The possibility of breaking the reversal symmetry of a lens without violating reciprocity is demonstrated. The freedom provided is utilized to realize an ultra‐compact reflective varifocal lens‐doublet based on a flat metasurface lens and a piezoelectric actuated micromirror.
Christopher A. Dirdal   +6 more
wiley   +1 more source

Probing CP violation with T2K, NOνA and DUNE in the presence of non-unitarity [PDF]

open access: yes, 2016
A bstractThe presence of non-unitary neutrino mixing can affect the measurement of the three-neutrino leptonic Dirac CP phase and hamper efforts to probe CP violation due to degeneracies of the extra non-unitary CP phase with the standard CP phase.
D. Dutta, P. Ghoshal
semanticscholar   +1 more source

Green and Sustainable Chemistry Approaches on Azide‐Based Click Reactions in Polymer Science

open access: yesMacromolecular Rapid Communications, EarlyView.
Click Chemistry, particularly the azide‐alkyne cycloaddition (AAC) reaction, has revolutionized polymer chemistry, enabling precise and efficient synthesis of advanced functional materials. With its high regioselectivity, mild reaction conditions, and versatility, AAC reactions align closely with the principles of Green and Sustainable Chemistry.
Hatice Mutlu   +3 more
wiley   +1 more source

U-spin conjugate CP violation relations in bottom baryon decays

open access: yesPhysics Letters B
Motivated by the first observation of CP violation in baryon decays, we study the relations for CP asymmetries of bottom baryon decays. It is found that all the CP violation ratios of two U-spin conjugate decay channels satisfy a simple equation in the U-
Bo-Nan Zhang, Di Wang
doaj   +1 more source

Challenges posed by non-standard neutrino interactions in the determination of δCP at DUNE

open access: yesNuclear Physics B, 2018
One of the primary objectives of the Deep Underground Neutrino Experiment (DUNE) is to discover the leptonic CP violation and to identify its source. In this context, we study the impact of non-standard neutrino interactions (NSIs) on observing the CP ...
K.N. Deepthi   +2 more
doaj   +1 more source

On the Impact of Artifacts Induced by Mismatches Between Auto‐Calibration Signal and Accelerated 3D GRE Data at 11.7T

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose The study aims at investigating B0$$ {B}_0 $$ field inhomogeneity artifacts arising from remote locations in the FOV and encountered in accelerated 3D gradient‐recalled echo (GRE) sequences at ultra‐high field, and at providing mitigation strategies.
Joseph Obriot   +8 more
wiley   +1 more source

CP violation in loop-induced diboson production

open access: yesJournal of High Energy Physics
We consider the impact of CP-violating Higgs and top interactions on diboson production from gluon fusion within the Standard Model Effective Field Theory framework.
Marion O. A. Thomas, Eleni Vryonidou
doaj   +1 more source

Analysis of CP Violation in D0→K+K-π0

open access: yesAdvances in High Energy Physics, 2018
We study the CP violation induced by the interference between two intermediate resonances K⁎(892)+ and K⁎(892)- in the phase space of singly-Cabibbo-suppressed decay D0→K+K-π0.
Hang Zhou, Bo Zheng, Zhen-Hua Zhang
doaj   +1 more source

Relevance of standardized phase angle and bioelectrical impedance vectors in hospitalized older patients: A cohort study

open access: yesNutrition in Clinical Practice, EarlyView.
Abstract Background The prognostic significance of standardized phase angle (StPhA) and bioelectrical impedance vector analysis (BIVA) remains unclear among hospitalized older individuals. Our study aimed to investigate the prognostic significance of StPhA and BIVA patterns concerning overall survival in hospitalized older patients.
Nahara Oliveira Lima da Silva Diniz   +8 more
wiley   +1 more source

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