Results 101 to 110 of about 813,227 (341)

CP violation in the B system [PDF]

open access: yesReports on progress in physics. Physical Society, 2016
The phenomenon of CP violation is crucial to understand the asymmetry between matter and antimatter that exists in the Universe. Dramatic experimental progress has been made, in particular in measurements of the behaviour of particles containing the b ...
T. Gershon, V. Gligorov
semanticscholar   +1 more source

Biochar Cathodes for Bioelectrochemical Systems: Understanding the Effect of Material Heterogeneity on Performance for Abiotic Hydrogen Evolution Reaction

open access: yesChemElectroChem, EarlyView.
This study investigates industrial‐scale granular biochar (GB) as cathode material to produce in situ abiotic H2, which could be utilized within CO2‐reducing bioelectrochemical systems to produce value‐added products. GB from beechwood pyrolyzed at 740 °C shows lowest hydrogen evolution reaction (HER) overpotential; however, heterogeneous ...
Shabnam Pouresmaeil   +4 more
wiley   +1 more source

Is there room for CP violation in the top-Higgs sector? [PDF]

open access: yes, 2016
We discuss direct and indirect probes of chirality-flipping couplings of the top quark to Higgs and gauge bosons, considering both CP-conserving and CP-violating observables, in the framework of the Standard Model effective field theory.
V. Cirigliano   +3 more
semanticscholar   +1 more source

Status of CP Violation [PDF]

open access: yesNuclear Physics A, 2009
The Standard Model parametrization of CP violation is described. Tests of this parametrization using the observed heavy flavour decays and implications for New physics are discussed.
openaire   +3 more sources

Introducing a mathematical workflow for scaling‐up the cyclic solvent injection process: Experimental studies and dimensional analysis utilizing Buckingham pi theorem

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Cyclic solvent injection (CSI) is an effective enhanced oil recovery (EOR) technique with several economic and environmental benefits. However, the successful implementation of CSI at commercial scales requires reliable scaling criteria. In this study, CSI has been formulated comprehensively by integrating material balance, mass transfer, and ...
Ali Cheperli   +3 more
wiley   +1 more source

New strategy to explore CP violation with $B^0_s\to K^-K^+$ [PDF]

open access: yes, 2016
The $U$-spin symmetry provides a powerful tool to extract the angle $\gamma$ of the Unitarity Triangle and the $B_s^0$-$\bar{B}_s^0$ mixing phase $\phi_s$ from CP violation in the $B^0_s\to K^-K^+$, $B^0_d\to\pi^-\pi^+$ system.
R. Fleischer, R. Jaarsma, K. Vos
semanticscholar   +1 more source

A class of directed acyclic graphs with mixed data types in mediation analysis

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract We propose a unified class of generalized structural equation models (GSEMs) with data of mixed types in mediation analysis, including continuous, categorical, and count variables. Such models extend substantially the classical linear structural equation model to accommodate many data types arising from the application of mediation analysis ...
Wei Hao, Canyi Chen, Peter X.‐K. Song
wiley   +1 more source

Spontaneous CP violation and partially broken modular flavor symmetries

open access: yesJournal of High Energy Physics
We study the realization of spontaneous CP violation through moduli stabilization. In modular flavor models, the source of CP violation is the vacuum expectation values of the complex structure moduli of toroidal compact space.
Tetsutaro Higaki   +3 more
doaj   +1 more source

CP violation in gauge theories [PDF]

open access: yes, 2000
We define the CP transformation properties of scalars, fermions and vectors in a gauge theory and show that only three types of interactions can lead to CP violation: scalar interactions, fermion-scalar interactions and $ F \tilde F $ associated with the
A. J. Buras   +15 more
core   +2 more sources

Revisiting Minimal Lepton Flavour Violation in the light of leptonic CP violation [PDF]

open access: yes, 2017
A bstractThe Minimal Lepton Flavour Violation (MLFV) framework is discussed after the recent indication for CP violation in the leptonic sector. Among the three distinct versions of MLFV, the one with degenerate right-handed neutrinos will be disfavoured,
D. N. Dinh   +5 more
semanticscholar   +1 more source

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