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Related papers: Crab Waist Collision Studies for e+e- Factories

200 papers

A radially-coupled coaxial fast Faraday cup design was presented in [1] for high-intensity non-relativistic proton beams. In this work, we discuss a modification of that design in the context of a relatively lower intensity ion beam for…

Accelerator Physics · Physics 2024-06-19 K. Mal , S. Kumar , G. Rodrigues , R. Singh

It has been long debated whether the high-energy gamma-ray radiation from the Crab nebula stems from leptonic or hadronic processes. In this work, we investigate the multi-band non-thermal radiation from the Crab pulsar wind nebula with the…

High Energy Astrophysical Phenomena · Physics 2022-01-21 Lin Nie , Yang Liu , Zejun Jiang , Xiongfei Geng

Millimeter-wave communication is widely seen as a promising option to increase the capacity of vehicular networks, where it is expected that connected cars will soon need to transmit and receive large amounts of data. Due to harsh…

Networking and Internet Architecture · Computer Science 2022-06-30 Zana Limani Fazliu , Francesco Malandrino , Carla Fabiana Chiasserini , Alessandro Nordio

In this paper, beam training and beam tracking are investigated for extremely large-scale multiple-input-multiple-output communication systems with partially-connected hybrid combining structures. Firstly, we propose a two-stage…

Information Theory · Computer Science 2023-11-28 Kangjian Chen , Chenhao Qi , Cheng-Xiang Wang , Geoffrey Ye Li

Conventional method for Gaussian beam collimation is to expand the beam waist to achieve a smaller divergence angle. Recent transformation optics offers an unconventional path to control the electromagnetic field. In this paper we show that…

Optics · Physics 2013-03-29 Yuancheng Fan , Jin Han , Hongqiang Li

The recent discovery of day-long gamma-ray flares in the Crab Nebula, presumed to be synchrotron emission by PeV (10^{15} eV) electrons in milligauss magnetic fields, presents a strong challenge to particle acceleration models. The observed…

High Energy Astrophysical Phenomena · Physics 2015-05-28 Dmitri A. Uzdensky , Benoit Cerutti , Mitchell C. Begelman

Experimental results and simulation models show that crystals might play a relevant role for the development of new generations of high-energy and high-intensity particle accelerators and might disclose innovative possibilities at existing…

We present theoretical prospects for creating p-wave paired BCS states of magnetic trapped fermionic atoms. Based on our earlier proposal of using dc electric fields to control both the strength and anisotropic characteristic of atom-atom…

Statistical Mechanics · Physics 2009-10-31 L. You , M. Marinescu

The NA61/SHINE experiment studies hadron production in hadron+hadron, hadron+nucleus and nucleus+nucleus collisions. The strong interactions program has two main purposes: study the properties of the onset of deconfinement and search for…

Nuclear Experiment · Physics 2018-02-14 Szymon Puławski

The gamma ray flares of the Crab nebula detected by Fermi and AGILE satellites challenge our understanding of physics of pulsars and their nebulae. The central problem is that the peak energy of the flares exceeds the maximum energy…

High Energy Astrophysical Phenomena · Physics 2015-06-12 Yuto Teraki , Fumio Takahara

In this paper, we present the effects of linear transverse-longitudinal coupling on beam size at Interaction Point (IP) of a collider with local crab crossing scheme, when time dependent transverse deflection (crab kicks) and dispersive…

Accelerator Physics · Physics 2022-08-17 Derong Xu , Yun Luo , Yue Hao

In response to its remit, the European Strategy Group (ESG) recommended the electron-positron Future Circular Collider (FCC-ee) as the preferred option for the next flagship collider at CERN; and a descoped FCC-ee as the preferred…

High Energy Physics - Experiment · Physics 2026-01-12 Alain Blondel , Christophe Grojean , Patrick Janot , Guy Wilkinson

Electron-proton ($e^-p$) colliders are an ideal laboratory to study common features of electron and quarks with production via electroweak bosons, leptoquarks, multi-jet final states and very forward physics, due to their impressive…

High Energy Physics - Phenomenology · Physics 2018-08-31 Georges Azuelos , Monica D'Onofrio , Oliver Fischer , Jose Zurita

We can probe observationally and reproduce theoretically intricate properties of the Crab Nebula nearest to the pulsar - The Inner Knot. The tiny knot is indeed a bright spot on the surface of a quasi-stationary magnetic relativistic shock…

High Energy Astrophysical Phenomena · Physics 2017-02-01 Maxim Lyutikov

This contribution presents a brief summary of the recent past efforts to experimentally explore the QCD phase diagram at high baryon chemical potentials through heavy-ion collisions. A few measurements are highlighted to present the current…

Nuclear Experiment · Physics 2020-12-30 J. D. Brandenburg

The possibilities of the extraction and collimation of a circulating beam by a new method due to the reflection of particles in crystals with axial orientation were experimentally investigated in the Fall-2010 run at the U_70 synchrotron.…

Collinear high-gradient ${\cal O} (GV/m)$ beam-driven wakefield methods for charged-particle acceleration could be critical to the realization of compact, cost-efficient, accelerators, e.g., in support of TeV-scale lepton colliders or…

Accelerator Physics · Physics 2015-09-30 Francois Lemery , Philippe Piot

Future high-energy $e^+e^-$ colliders will provide some of the most precise tests of the Standard Model. Statistical uncertainties are expected to improve by orders of magnitude over current measurements. This provides a new challenge in…

High Energy Physics - Experiment · Physics 2021-05-21 Jakob Beyer , Jenny List

The FCC-ee is a proposed future high-energy, high-intensity and high-precision lepton collider. Here, we present the latest development for the FCC-ee interaction regions, which shall ensure optimum conditions for the particle physics…

A prototype of a luminometer, designed for a future e+e- collider detector, was tested in the CERN PS accelerator T9 testbeam. The objective of this test beam was to demonstrate a multi-plane operation, to study the development of the…

Instrumentation and Detectors · Physics 2016-04-04 O. Borysov , V. Ghenescu , A. Levy , I. Levy , S. Lukic , J. Moron , A. T. Neagu , T. Preda , O. Rosenblat