English
Related papers

Related papers: Study on collimation and shielding of the back-str…

200 papers

We study the possibility of using CsI[Na] scintillators as an advantageous target for the detection of coherent elastic neutrino-nucleus scattering (CENNS), using the neutrino emissions from the SNS spallation source at Oak Ridge National…

Instrumentation and Detectors · Physics 2014-12-04 J. I. Collar , N. E. Fields , E. Fuller , M. Hai , T. W. Hossbach , J. L. Orrell , G. Perumpilly , B. Scholz

A new concept of nonlinear focusing of colliding bunches, called Crab Waist (CW)collision scheme, has been proposed at LNF INFN. It has been successfully tested at the Italian lepton collider DAFNE in operational conditions providing…

Accelerator Physics · Physics 2016-10-12 Mikhail Zobov

Recent simulations have shown that a high-energy proton bunch can excite strong plasma wakefields and accelerate a bunch of electrons to the energy frontier in a single stage of acceleration. It therefore paves the way towards a compact…

Accelerator Physics · Physics 2014-04-25 G. Xia , O. Mete , A. Aimidula , C. Welsch , S. Chattopadhyay , S. Mandry , M. Wing

Metasurfaces provide the disruptive technology enabling miniaturization of complex cascades of optical elements on a plane. We leverage the benefits of such a surface to develop a planar integrated photonic beam collimator for on-chip…

Applied Physics · Physics 2019-11-21 Robin Singh , Yuqi Nie , Anuradha Murthy Agarwal , Brian W Anthony

A beam optics scheme has been designed for the Future Circular Collider-e+e- (FCC-ee). The main characteristics of the design are: beam energy 45 to 175 GeV, 100 km circumference with two interaction points (IPs) per ring, horizontal…

Proton beam therapy has been developed to irradiate the tumor with higher precision and dose conformity compared to conventional X-ray irradiation. The dose conformity of this treatment modality may be further improved if narrower proton…

The European Spallation Source (ESS) is intended to become the most powerful spallation neutron source in the world and the flagship of neutron science in the upcoming decades. The exceptionally high neutron flux will provide unique…

Instrumentation and Detectors · Physics 2020-11-10 M. Klausz , K. Kanaki , T. Kittelmann , R. Toft-Petersen , J. O. Birk , M. A. Olsen , P. Zagyvai , R. J. Hall-Wilton

We discuss the possibility to build a neutron target for nuclear reaction studies in inverse kinematics utilizing a storage ring and radioactive ion beams. The proposed neutron target is a specially designed spallation target surrounded by…

Instrumentation and Detectors · Physics 2017-05-01 René Reifarth , Kathrin Göbel , Tanja Heftrich , Mario Weigand , Beatriz Jurado , Franz Käppeler , Yuri A. Litvinov

For the China Spallation Neutron Source (CSNS), a combination of the H- stripping and phase space painting method is used to accumulate a high intensity beam in the Rapid Cycling Synchrotron (RCS). In this paper, firstly, the injection…

Accelerator Physics · Physics 2015-10-19 Ming-Yang Huang , Sheng Wang , Nan Huang , Jing Qiu , Shou-Yan Xu , Liang-Sheng Huang

The effect of neon seeding on different transport mechanisms in EAST is investigated by analyzing SOLPSITER simulations. By evaluating the agreement between experimental observations and the performed simulations, four simulations are…

Thermal neutron total scattering experiments of light and heavy water were reproduced using the CSNS in-house Monte Carlo thermal neutron transport code, Prompt, with a focus on the instrumental detector response and the accurate derivation…

Instrumentation and Detectors · Physics 2026-03-10 Ni Yang , Zi-Yi Pan , Ming Tang , Wen Yin , Xiao-Xiao Cai

Particle-producing targets in high-energy research facilities are often made from refractory metals, and they typically require dedicated cooling systems due to the challenging thermomechanical conditions they experience. However, direct…

The Electron-Ion Collider (EIC) is a next-generation accelerator primarily designed to study the internal structure of nucleons through high-precision electron-hadron collisions. In this work, we explore the feasibility of employing a 1 MW…

High Energy Physics - Phenomenology · Physics 2026-03-06 Nishat Fiza , Mehedi Masud , Kim Siyeon , Guang Yang

The capability to tailor mutual interactions between colloidal nanoparticles strongly depends on the length scales involved. While electrostatic and optomechanically driven interactions can cover nano and micron-scale landscapes,…

During 2014 the second experimental area EAR2 was completed at the n-TOF neutron beam facility at CERN. As the neutrons are produced via spallation, by means of a high-intensity 20 GeV pulsed proton beam impinging on a thick target, the…

Instrumentation and Detectors · Physics 2019-08-14 L. Cosentino , A. Musumarra , M. Barbagallo , N. Colonna , L. Damone , A. Pappalardo , M. Piscopo , P. Finocchiaro

In order to achieve luminosities significantly higher than in existing machines, future storage-ring based colliders will need to operate in novel parameter regimes combining ultra-low emittance, large Piwinski angle and high bunch charge;…

Accelerator Physics · Physics 2010-06-08 Mikhail Zobov

The interaction between the strong winds in stellar colliding-wind binary (CWB) systems produces two shock fronts, delimiting the wind collision region (WCR). There, particles are expected to be accelerated mainly via diffusive shock…

High Energy Astrophysical Phenomena · Physics 2019-01-30 Emanuele Grimaldo , Anita Reimer , Ralf Kissmann , Felix Niederwanger , Klaus Reitberger

Supernovae (SNe) that show evidence of strong shock interaction between their ejecta and pre-existing, slower circumstellar material (CSM) constitute an interesting, diverse, and still poorly understood category of explosive transients. The…

High Energy Astrophysical Phenomena · Physics 2018-04-25 Nathan Smith

Proton acceleration by ultra-intense laser pulse irradiating a target with cross-section smaller than the laser spot size and connected to a parabolic density channel is investigated. The target splits the laser into two parallel…

Plasma Physics · Physics 2011-12-09 F. L. Zheng , S. Z. Wu , H. C. Wu , H. B. Cai , M. Y. Yu , T. Tajima , X. Q. Yan , X. T. He

The Front End of the Spallation Neutron Source (SNS) extends from the Ion Source (IS), through a 65 keV LEBT, a 402.5 MHz RFQ, a 2.5 MeV MEBT, ending at the entrance to the DTL. The diagnostics suite in this space includes stripline beam…

Accelerator Physics · Physics 2010-11-15 L. Doolittle , T. Goulding , D. Oshatz , A. Ratti , J. Staples