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Related papers: Spontaneous CP violation and CPT violation

200 papers

This talk provides a short overview of recent results on possible CPT violation and some associated experimental signatures.

High Energy Physics - Phenomenology · Physics 2007-05-23 Alan Kostelecky

Apparent violations of CPT and Lorentz symmetry might arise in nature as a result of spontaneous symmetry breaking in a theory beyond the standard model. This talk summarizes a few relevant theoretical and experimental issues, with some…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alan Kostelecky

The prospects of experimental detection of $CP$ violation at $e^+e^-$ and $pp/p\overline{p}$ colliders are reviewed. After a general discussion on the quantities which can measure $CP$ violation and on the implications of the $CPT$ theorem,…

High Energy Physics - Phenomenology · Physics 2010-11-01 Saurabh D. Rindani

The standard model (SM) has several issues related to the $CP$ violation which could give clues to search physics beyond the SM. They are a $CP$ phase in the CKM matrix, the strong $CP$ problem, $CP$ phases in the PMNS matrix and $CP$…

High Energy Physics - Phenomenology · Physics 2023-11-21 Daijiro Suematsu

This contribution to the CPT'13 meeting briefly introduces Lorentz and CPT violation and outlines two recent developments in the field.

High Energy Physics - Phenomenology · Physics 2013-09-17 Alan Kostelecky

The CPT theorem has been tested to very high precision in a variety of experiments involving particles and antiparticles confined within Penning traps. These tests include comparisons of anomalous magnetic moments and charge-to-mass ratios…

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

We review what has been learned about CP violation in the K system. It is natural to hypothesize that the observed CP-violating effects are caused by the Standard Model weak interaction. We describe the stringent future test of this…

High Energy Physics - Phenomenology · Physics 2007-05-23 Boris Kayser

In this review I classify the possible ways of CPT violation, and I describe briefly their phenomenology, in both terrestrial and astrophysical experiments, including antimatter factories, neutral mesons and neutrinos, and discuss the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Nick E. Mavromatos

Although CP violation was discovered more than thirty years ago, its origin is still unknown. In these lectures, we describe the CP-violating effects which have been seen in K decays, and explain how CP violation can be caused by the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Boris Kayser

This talk given at the CPT'10 meeting provides a brief introduction to Lorentz and CPT violation and outlines a few recent developments in the subject.

High Energy Physics - Phenomenology · Physics 2010-10-22 Alan Kostelecky

This review of CP violation focuses on the status of the subject and its likely future development through experiments in the Kaon system and with B-decays. Although present observations of CP violation are perfectly consistent with the CKM…

High Energy Physics - Phenomenology · Physics 2009-09-25 R. D. Peccei

In this short lecture, we discuss some basic phenomenological aspects of CP and T violation in neutrino oscillation. Using CP/T trajectory diagrams in the bi-probability space, we try to sketch out some essential features of the interplay…

High Energy Physics - Phenomenology · Physics 2009-11-10 Hisakazu Minakata , Hiroshi Nunokawa , Stephen Parke

A mechanism for spontaneous CPT breaking appears in string theory. Possible implications for present-energy particle models are discussed. A realistic string theory might exhibit CPT violation at levels detectable in current or future…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alan Kostelecky

Overview of spontaneous Lorentz and CPT breaking mechanism in the context of the standard model contributed to the proceedings for the Coral Gables meeting.

High Energy Physics - Phenomenology · Physics 2007-05-23 Don Colladay

Minuscule violations of CPT and Lorentz invariance might arise in an extension of the standard model as suppressed effects from a more fundamental theory. In this contribution to the CarruthersFest, I present and answer some questions about…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alan Kostelecky

In this talk I review briefly theoretical models and ideas on quantum gravity approaches entailing CPT violation. Then, I discuss various phenomenological tests of CPT violation using neutrinos, arguing in favour of their superior…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. E. Mavromatos

I give a short overview about the possibilities and problems related to the measurement of CP violation in long baseline experiments. Special attention is paid to the issue of degeneracies and a method for their resolution is quantitatively…

High Energy Physics - Phenomenology · Physics 2016-09-06 Patrick Huber

We explore the possibility of spontaneous CP violation within the Next to Minimal Supersymmetric Standard Model. In the most general form of the model, without a discrete $Z_3$ symmetry, we find that even at tree level spontaneous CP…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. T. Davies , C. D. Froggatt , A. Usai

The salient features of CP-violating interactions in the standard electroweak theory and in a few of its popular extensions are discussed. Moreover a brief overview is given on the status and prospects of searches for CP non-conservation…

High Energy Physics - Phenomenology · Physics 2009-10-31 W. Bernreuther

I review briefly various models and ways of Quantum-Gravity induced CPT violation, and discuss in some detail their phenomenology, in particular precision CPT tests in neutral mesons, and hydrogen/antihydrogen spectroscopy. As I shall…

High Energy Physics - Phenomenology · Physics 2009-11-10 Nick E. Mavromatos