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Related papers: Non-inertial effects on CP-violating systems

200 papers

A brief survey of applications of chiral perturbation theory to both semileptonic and nonleptonic kaon decays is presented. Special emphasis is given to recent theoretical advances related to semileptonic decays, in particular pion pion…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Ecker

In this decade, the exploration of CP violation is governed by the B-meson system, where non-leptonic decays play an outstanding role. To set the stage, we have first a look at the main strategies to circumvent the calculation of the…

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

We study the dynamics of steering between two correlated Unruh-Dewitt detectors when one of them locally interacts with external scalar field via different quantifiers. We find that the quantum steering, either measured by the entropic…

General Relativity and Quantum Cosmology · Physics 2018-08-29 Tonghua Liu , Jieci Wang , Jiliang Jing , Heng Fan

We investigate how the Unruh effect affects the transition between classical and quantum decoherences for a general class of initial states and find that: $(i)$ The quantum decoherence exists while $\lambda t\leq\lambda \widetilde{t}$ (the…

Quantum Physics · Physics 2015-06-04 Zehua Tian , Jiliang Jing

In this study, we investigate the spatially nonuniform-temperature effects on the QCD chiral phase transition in the heavy-ion collisions. Since the QCD effective theory and the Ising model belong to the same universality class, we start…

Nuclear Theory · Physics 2021-08-03 Jun-Hui Zheng , Lijia Jiang

We investigate the interplay between quantum thermodynamics, quantum correlations, and quantum coherence within the framework of the Unruh-DeWitt (UdW) detector model. By analyzing both the steady and dynamical states of various quantum…

Quantum Physics · Physics 2025-12-23 Omar Bachain , Mohamed Amazioug , Rachid Ahl Laamara

Vacuum fluctuations of quantum fields provide an unavoidable environment for any quantum system coupled to it. We study the interplay between boundary conditions and acceleration in determining decoherence of a two-level Unruh-DeWitt…

General Relativity and Quantum Cosmology · Physics 2026-04-06 Harkirat Singh Sahota , Shagun Kaushal , Kinjalk Lochan

The Unruh effect -- according to which linearly accelerated observers with proper acceleration a= constant in the (no-particle) vacuum state of inertial observers experience a thermal bath of particles with temperature $T_U = a \hbar / (2…

General Relativity and Quantum Cosmology · Physics 2017-04-26 Gabriel Cozzella , Andre G. S. Landulfo , George E. A. Matsas , Daniel A. T. Vanzella

The tau is the only known lepton that can decay hadronically. From this class of decays, high precision measurements of several quantities can be extracted: the CKM matrix element $V_{us}$, the mass of the strange quark, etc. Also, as a…

High Energy Physics - Phenomenology · Physics 2012-08-15 A. Moyotl

In this paper we analyze the interaction of a uniformly accelerated detector with a quantum field in (3+1)D spacetime, aiming at the issue of how kinematics can render vacuum fluctuations the appearance of thermal radiance in the detector…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Shih-Yuin Lin , B. L. Hu

In this review, we study some aspects of the non-equilibrium dynamics of quantum systems. In particular, we consider the effect of varying a parameter in the Hamiltonian of a quantum system which takes it across a quantum critical point or…

Statistical Mechanics · Physics 2015-05-14 Shreyoshi Mondal , Diptiman Sen , K. Sengupta

The temporal evolution of an unstable quantum mechanical system undergoing repeated measurements is investigated. In general, by changing the time interval between successive measurements, the decay can be accelerated (inverse quantum Zeno…

Quantum Physics · Physics 2009-11-06 P. Facchi , H. Nakazato , S. Pascazio

We discuss the effect of correlated noise on the robustness of quantum coherent phenomena. First we consider a simple, toy model to illustrate the effect of such correlations on the decoherence process. Then we show how decoherence rates…

Quantum Physics · Physics 2007-05-23 Chiu Fan Lee , Neil F. Johnson , Ferney Rodriguez , Luis Quiroga

We show through the Choi matrix approach that the effect of Unruh acceleration on a qubit is similar to the interaction of the qubit with a vacuum bath, despite the finiteness of the Unruh temperature. Thus, rather counterintuitvely, from…

Quantum Physics · Physics 2019-03-26 Subhashish Banerjee , Ashutosh Kumar Alok , S. Omkar , R. Srikanth

We study memory effects as information backflow for an accelerating two-level detector weakly interacting with a scalar field in the Minkowski vacuum. This is the framework of the well-known Unruh effect: the detector behaves as if it were…

Quantum Physics · Physics 2020-02-05 Boris Sokolov , Jorma Louko , Sabrina Maniscalco , Iiro Vilja

We consider inertial and accelerated Unruh-DeWitt detectors moving in a background thermal bath and calculate their excitation rates. It is shown that for fast moving detectors such a thermal bath does not affect substantially the…

General Relativity and Quantum Cosmology · Physics 2009-10-22 Sandro S. Costa , George E. A. Matsas

After $CP$ violation was discovered in the $K_L \to \pi^+\pi^-$ decay, many theories were proposed to explain it, and the Kobayashi-Maskawa model and the Superweak model lasted for many years as strong candidates. High-precision kaon…

High Energy Physics - Experiment · Physics 2024-10-29 Taku Yamanaka

We study the evolution of neutrinos in a background matter moving with a linear acceleration. The Dirac equation for a massive neutrino electroweakly interacting with background fermions is obtained in a comoving frame where matter is at…

High Energy Physics - Phenomenology · Physics 2015-09-03 Maxim Dvornikov

Hyperon non-leptonic weak decay amplitudes are studied in the chiral perturbation theory. The weak interaction vertices caused by the four quark operators are substituted by the products of the hadronic currents and by the…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Takayama , M. Oka

After briefly explaining the special role played by violations of CP and T invariance and their connection with the baryon number of the Universe, I sketch the history of CP violation studies since its totally unexpected discovery in 1964.…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. I. Bigi