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Related papers: Testing CPT with Anomalous Magnetic Moments

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We present a theoretical analysis of signals for CPT and Lorentz violation in g-2 and charge-to-mass-ratio experiments on electrons and positrons in Penning traps. Experiments measuring anomaly frequencies are found to be the most sensitive…

High Energy Physics - Phenomenology · Physics 2009-10-31 Robert Bluhm , Alan Kostelecky , Neil Russell

A theoretical analysis is performed of Penning-trap experiments testing CPT and Lorentz symmetry through measurements of anomalous magnetic moments and charge-to-mass ratios. Possible CPT and Lorentz violations arising from spontaneous…

High Energy Physics - Phenomenology · Physics 2009-09-25 Robert Bluhm , Alan Kostelecky , Neil Russell

A theoretical analysis is performed of Penning-trap experiments comparing protons and antiprotons to test CPT and Lorentz symmetry through measurements of anomalous magnetic moments and charge-to-mass ratios. Possible CPT and Lorentz…

High Energy Physics - Phenomenology · Physics 2009-10-31 Robert Bluhm , Alan Kostelecky , Neil Russell

The sensitivity of experiments with neutral mesons to possible indirect CPT violation is examined. It is shown that experiments conventionally regarded as equivalent can have CPT reaches differing by orders of magnitude within the framework…

High Energy Physics - Phenomenology · Physics 2009-09-25 Alan Kostelecky

Possible signals for indirect CPT violation arising in experiments with neutral kaons are considered in the context of a general CPT- and Lorentz-violating standard-model extension. Certain CPT observables can depend on the meson momentum…

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

Tests of CPT and Lorentz symmetry using neutral-meson oscillations are studied within a formalism that allows for indirect CPT and T violation of arbitrary size and is independent of phase conventions. The analysis is particularly…

High Energy Physics - Phenomenology · Physics 2009-09-25 Alan Kostelecky

The theoretical and experimental prospects for Lorentz- and CPT-violating quantum electrodynamics in Penning traps are reviewed in this work. With the recent reported results for the measurements of magnetic moments for both protons and…

High Energy Physics - Phenomenology · Physics 2019-06-12 Yunhua Ding

Precision experiments with muons are sensitive to Planck-scale CPT and Lorentz violation that is undetectable in other tests. Existing data on the muonium ground-state hyperfine structure and on the muon anomalous magnetic moment could be…

High Energy Physics - Phenomenology · Physics 2009-09-25 Robert Bluhm , Alan Kostelecky , Charles Lane

We present a systematic phenomenological analysis of the tests of CPT symmetry that are possible within an {\em open} quantum-mechanical description of the neutral kaon system that is motivated by arguments based on quantum gravity and…

High Energy Physics - Phenomenology · Physics 2009-09-11 J. Ellis , J. Lopez , N. Mavromatos , D. Nanopoulos

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

Experimental signals for indirect CPT violation in the neutral-meson systems are studied in the context of a general CPT- and Lorentz-violating standard-model extension. In this explicit theory, some CPT observables depend on the meson…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alan Kostelecky

The status of Lorentz- and CPT-violation searches using measurements of the anomalous magnetic moment of the muon is reviewed. Results from muon g-2 experiments have set the majority of the most stringent limits on Standard- Model Extension…

High Energy Physics - Experiment · Physics 2019-07-02 B. Quinn

The feasibility of placing bounds on CPT violation from experiments with neutral-$B$ mesons is examined. We consider situations with uncorrelated mesons and ones with either unboosted or boosted correlated mesons. Analytical expressions…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alan Kostelecky , Rick Van Kooten

In our past experiments on a single electron and positron we measured the cyclotron and spin-cyclotron difference frequencies omega_c and omega_a and the ratios a = omega_a/ omega_c at omega_c = 141 Ghz for e^- and e^+ and later, only for…

High Energy Physics - Phenomenology · Physics 2012-08-27 H. Dehmelt , R. Mittleman , R. S. Van Dyck, , P. Schwinberg

The anomalous magnetic moment of the electron is determined experimentally with an accuracy of $2.8\times 10^{-13}$ and the uncertainty may decrease by an order of magnitude in the future. While the current data is in excellent agreement…

High Energy Physics - Phenomenology · Physics 2015-06-19 Amin Aboubrahim , Tarek Ibrahim , Pran Nath

In this talk I review theoretical motivations for possible CPT Violation and deviations from ordinary quantum mechanical behavior of field theoretic systems in some quantum gravity models, and I describe the relevant precision tests using…

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

Parameters describing CPT violation are extracted from a variety of rate asymmetries in the neutral-$D$ system. The precision to which these parameters could be measured in present and planned machines is examined.

High Energy Physics - Phenomenology · Physics 2007-05-23 Don Colladay , Alan Kostelecky

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

The prospects are explored for testing Lorentz and CPT symmetry in the muon sector via the spectroscopy of muonium and various muonic atoms, and via measurements of the anomalous magnetic moments of the muon and antimuon. The effects of…

High Energy Physics - Phenomenology · Physics 2015-06-22 Andre H. Gomes , Alan Kostelecky , Arnaldo J. Vargas

We examine matter induced CPT violation effects in long baseline electron neutrino appearance experiments in a low energy neutrino factory setup. Assuming CPT invariance in vacuum, the magnitude of CPT violating asymmetry in matter has been…

High Energy Physics - Phenomenology · Physics 2015-06-23 Monika Randhawa , Mandip Singh , Manmohan Gupta
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