English
Related papers

Related papers: Attosecond physics hidden in Cherenkov radiation

200 papers

The radiation of relativistic charged particles for the quasiperiodic motion in a transparent medium is considered. For motion of the general kind the differential probability of the process is obtained. For planar motion the spectral…

Accelerator Physics · Physics 2009-11-11 S. Bellucci , V. A. Maisheev

In the framework of Carrol-Field-Jackiw electrodynamics we calculate the spectral distribution of the Cherenkov radiation (CHR) produced by a charge moving at constant velocity in a chiral medium. We find zero, one or two Cherenkov angles…

High Energy Physics - Phenomenology · Physics 2022-07-05 E. Barredo , L. F. Urrutia

The general aim of this work is to obtain the lateral distribution of atmospheric Cherenkov light in extensive air showers produced by different primary particles precisely by. protons, Helium, Iron, Oxygen, Carbon, Nitrogen, Calcium,…

Astrophysics · Physics 2007-05-23 A. Mishev , J. Stamenov

Due to their weak interactions, neutrinos can polarize a medium and acquire an induced charge. We consider the Cherenkov radiation emitted by neutrinos due to their effective electromagnetic interactions as they pass through a polarizable…

High Energy Physics - Phenomenology · Physics 2014-11-17 Juan Carlos D'Olivo , Jose F. Nieves , Palash B. Pal

The radio approach for detecting the ultra-high energy cosmic neutrinos has become a mature field. The Cherenkov pulse in radio detection originates from the charge excess of particle showers due to Askaryan effect. The conventional way of…

High Energy Astrophysical Phenomena · Physics 2014-04-29 Chia-Yu Hu , Chih-Ching Chen , Pisin Chen

The development of attosecond technology has enabled the real-time observation of coherent electron motion in atoms, molecules and condensed phases. Experimentally, it is now possible to generate laser pulses of durations of only a few tens…

Chemical Physics · Physics 2017-05-18 David Ayuso

We have studied the distribution patterns of lateral density, arrival time and angular position of Cherenkov photons generated in Extensive Air Showers (EASs) initiated by $\gamma$-ray, proton and iron primaries incident with various…

Instrumentation and Methods for Astrophysics · Physics 2018-03-15 G. S. Das , P. Hazarika , U. D. Goswami

We derive the formula of the complex Doppler shift in a two-dimensional, dispersive metamaterial and we show that a moving, monochromatic radiation source generates multiple frequency modes. The role of the group velocity is stressed and…

Optics · Physics 2015-03-26 David Ziemkiewicz , Sylwia Zielińska-Raczyńska

Emission process of a charged particle propagating in a medium with a curved magnetic field is considered. This mechanism combines features of conventional Cherenkov and curvature emission. Thus, presence of a medium with the index of…

High Energy Astrophysical Phenomena · Physics 2015-06-22 George Machabeli , Nino Chkheidze

A wide field-of-view Cherenkov telescope has been working in the surroundings of the Yakutsk array experiment since 2012. Its main function is to measure the waveform of the Cherenkov radiation signal induced by extensive air showers of…

Instrumentation and Methods for Astrophysics · Physics 2022-03-01 A. A. Ivanov , S. V. Matarkin , L. V. Timofeev

The simplest way to modify gravity is to extend the gravitational sector to include an additional scalar degree of freedom. The most general metric that can be built in such a theory includes disformal terms, so that standard model fields…

General Relativity and Quantum Cosmology · Physics 2016-08-17 Carsten van de Bruck , Clare Burrage , Jack Morrice

Here, we investigate the Cherenkov emission by an array of moving electric charges in the vicinity of a topologically nontrivial gyrotropic material. It is shown that the nonreciprocal material response may result in a robustly asymmetric…

Optics · Physics 2018-09-26 Filipa R. Prudêncio , Mário G. Silveirinha

With the newly gained interest in the time of flight method for positron emission tomography (TOF-PET), many options for pushing the time resolution to its borders have been investigated. As one of these options the exploitation of the…

Instrumentation and Detectors · Physics 2015-06-16 S. E. Brunner , L. Gruber , J. Marton , K. Suzuki , A. Hirtl

Some characteristic features in the radiation from a relativistic electron uniformly rotating along an equatorial orbit around a dielectric ball have been studied. It was shown that at some harmonics, in case of weak absorption of radiation…

High Energy Physics - Theory · Physics 2009-11-11 L. Sh. Grigoryan , H. F. Khachatryan , S. R. Arzumanyan , M. L. Grigoryan

We examine linear and quasi-liner stages of Cherenkov-drift instability in the relativistic magnetized electron-positron plasma. The external magnetic field lines are assumed to be slightly curved. In this case the curvature drift of…

Astrophysics · Physics 2007-05-23 David Shapakidze , George Machabeli , George Melikidze , David Khechinashvili

The equations of in-medium gluodynamics are proposed. Their classical lowest order solution is explicitly shown for a color charge moving with constant speed. For nuclear permittivity larger than 1 it describes emission of Cherenkov gluons…

High Energy Physics - Phenomenology · Physics 2010-04-30 I. M. Dremin

We present the detailed quantum electrodynamical description of Vavilov-Cherenkov radiation emitted by a relativistic twisted electron in the transparent medium. Simple expressions for the spectral and spectral-angular distributions as well…

Quantum Physics · Physics 2016-05-25 I. P. Ivanov , V. G. Serbo , V. A. Zaytsev

A recent study [PRB 100, 075427 (2019)], finally, demonstrated plasmon-analog of refractive index enhancement in metal nanostructures, which has already been studied in atomic clouds for several decades. Here, we simply utilize this…

Optics · Physics 2020-05-26 Mehmet Günay , You-Lin Chuang , Mehmet Emre Tasgin

We consider a CPT-noninvariant scalar model and a modified version of quantum electrodynamics with an additional photonic Chern-Simons-like term in the action. In both cases, the Lorentz violation traces back to a spacelike background…

High Energy Physics - Theory · Physics 2008-11-26 C. Kaufhold , F. R. Klinkhamer

We demonstrate that Cherenkov radiation can be manipulated in terms of operation frequency, bandwidth, and efficiency by simultaneously controlling the properties of drifting electrons and the photonic states supported by their surrounding…

Mesoscale and Nanoscale Physics · Physics 2023-05-24 L. Wang , N. K. Paul , J. Hihath , J. S. Gomez-Diaz
‹ Prev 1 3 4 5 6 7 10 Next ›