English
Related papers

Related papers: CP-violating phases in the CKM matrix in orbifold …

200 papers

We review the historical developments leading to the Cabibbo-Kobayashi-Maskawa (CKM) quark mixing matrix. Present status of the CKM matrix from direct measurements is summarized, giving also the present profile of the unitarity triangle. CP…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Ali , B. Kayser

We examine the constraints on the MNS lepton mixing matrix from the present and future experimental data of the neutrino oscillation and lepton number violation processes. We introduce a graphical representation of the CP violation phases…

High Energy Physics - Phenomenology · Physics 2014-11-17 K. Matsuda , N. Takeda , T. Fukuyama , H. Nishiura

The observed CP violation in neutral kaons experiments is explained as an interplay between two oscillations in the earth's Schwarzschild geometry: (i) mixing associated with second order weak coupling and (ii) quark's zitterbewegung. This…

High Energy Physics - Phenomenology · Physics 2024-03-13 Jean-Marcel Rax

I discuss vacuum alignment and CP violation in technicolor theories of electroweak and flavor symmetry breaking. I review the surprising appearance of rational phase solutions in the technifermion sector and propose a new solution of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kenneth Lane

We review basic aspects of the phenomenology of CP violation in the decays of $K$ and $B$ mesons. In particular we discuss the commonly used classification of CP violation -- CP violation in the mass matrix, in the interference of mixing…

High Energy Physics - Phenomenology · Physics 2009-10-30 Gerhard Buchalla

We discuss a class of models in which CP is violated softly in a heavy sector adjoined to the standard model. Heavy-sector loops produce the observed CP violation in kaon physics, yielding a tiny and probably undetectable value for…

High Energy Physics - Phenomenology · Physics 2009-09-11 Howard Georgi , Sheldon L. Glashow

An up-to-date profile of the CKM matrix is presented, with emphasis on the interpretation of recent CP-violation results from the $B$ factories. The apex of the Unitarity Triangle is determined by a global CKM fit. A study is performed to…

High Energy Physics - Phenomenology · Physics 2017-08-23 Muriel Pivk

Classical-mechanical oscillating systems are analyzed to model CP violating neutral kaon oscillations. Through the identification of the key features of the quantum effective hamiltonian we search for similarities in the characteristic…

High Energy Physics - Phenomenology · Physics 2017-08-23 Agnes Roberts

The one loop supersymmetric electro-weak correction to the anomalous magnetic moment of the muon is derived in the minimal N=1 supergravity unification with two CP violating phases. A numerical analysis of the CP violating effects on…

High Energy Physics - Phenomenology · Physics 2009-10-31 Tarek Ibrahim , Pran Nath

We suggest a specific semiclassical background field, the so called pure gauge sphaleron explosion, to evaluate the magnitude of the CP violation stemming from the standard phase of the CKM matrix. We use it to evaluate the matrix elements…

High Energy Physics - Phenomenology · Physics 2016-10-18 Edward Shuryak , Ismail Zahed

Recent measurements at the B factories of CKM matrix elements affecting CP-violation are reviewed. The emphasis is on the unitarity triangle. Some aspects of the charm and tau sectors are mentioned.

High Energy Physics - Experiment · Physics 2011-04-05 Jacques Chauveau

Recent developments concerning CP violation beyond the Standard Model are reviewed. The central target of this presentation is the $B$ system, as it plays an outstanding role in the extraction of CKM phases. Besides a general discussion of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Robert Fleischer

We discuss the history of CP violation and its manifestations in kaon physics, its explanation in terms of phases of the Cabibbo-Kobayashi-Maskawa matrix describing charge-changing weak quark transitions, predictions for experiments…

High Energy Physics - Phenomenology · Physics 2015-06-25 Jonathan L. Rosner

We study four different models for CP violation: the standard (KM) model, the aspon model of spontaneous breaking and two models of soft breaking. In all except the standard model, the strong CP problem is addressed and solved. Testable…

High Energy Physics - Phenomenology · Physics 2014-11-17 Paul H. Frampton , Masayasu Harada

We identify new room for CP violation in lepton flavor violating observables not bound by the electric dipole moment of leptons. By focusing on new physics in the muon-electron sector, we show that CP violation can make its first appearance…

High Energy Physics - Phenomenology · Physics 2024-08-05 Diego Redigolo , Michele Tammaro , Andrea Tesi

The role of moduli stabilization in predictions for CP violation is examined in the context of four-dimensional effective supergravity models obtained from the weakly coupled heterotic string. We point out that while stabilization of…

High Energy Physics - Phenomenology · Physics 2014-11-17 Joel Giedt

The phase convention independent measure of CP violation for three generations of leptons is evaluated at different energy scales. Unlike in the quark sector, this quantity does not vary much between the weak and the grand unification…

High Energy Physics - Phenomenology · Physics 2014-11-17 Cheng-Wei Chiang

We discuss CP violation in the five dimensional $SU(3) \otimes SU(3)_{\rm color}$ gauge-Higgs unification scenario in which the fifth dimension is compactified on an orbifold $S^1 /Z_2$. It is shown that CP-violating phase appears even in…

High Energy Physics - Phenomenology · Physics 2012-01-12 Yuki Adachi , Nobuaki Kurahashi , Nobuhito Maru , Kazuya Tanabe

We present a pedagogical review of the phenomenology of CP violation, with emphasis on B decays. Main topics include the phenomenology of neutral meson systems, CP violation in the Standard Model of electroweak interactions, and B decays.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Joao P. Silva

We analyze CP violation in supersymmetric extensions of the Standard Model with heavy scalar fermions of the first two generations. Neglecting intergenerational mixing in the sfemion mass matrices and thus considering only chargino, charged…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. A. Demir , A. Masiero , O. Vives