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Related papers: Study of Beam Loss Monitors (BLM) in Storage Ring

200 papers

Charged Particle Monitor (CPM) on-board the AstroSat satellite is an instrument designed to detect the flux of charged particles at the satellite location. A Cesium Iodide Thallium (CsI(Tl)) crystal is used with a Kapton window to detect…

A logarithm processing algorithm to measure beam transverse size and position is proposed and preliminary experimental results in Hefei Light Source II (HLS II) are given. The algorithm is based on only 4 successive channels of 16 anode…

We propose a method to simultaneously determine the magnetic centers of multiple quadrupoles in a transport line or a storage ring. The method finds the magnet centers by correcting the orbit shift due to a change of the quadrupole gradient…

Accelerator Physics · Physics 2022-03-29 Xiaobiao Huang

We present continued development of laterally graded multilayer mirrors (LGMLs) for a telescope design capable of measuring linear X-ray polarization over a broad spectral band. The multilayer-coated mirrors are used as Bragg reflectors at…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Herman L. Marshall , Norbert S. Schulz , David L. Windt , Eric M. Gullikson , Eric Blake , Dan Getty , Zane McInturff

The determination of beam parameters is essential for the operation and development of any accelerator facility. The working principle of frequently used beam instruments for electron and proton beams is discussed. The article comprises of…

Accelerator Physics · Physics 2020-09-23 Peter Forck

A system of two microchannel-plate detectors has been successfully implemented for tracking projectile-fragmentation beams. The detectors provide interaction positions, angles, and arrival times of ions at the reaction target. The current…

Particle detectors based on liquid argon (LAr) have recently become recognized as an extremely attractive technology for the direct detection of dark matter as well as the measurement of coherent elastic neutrino-nucleus scattering…

Instrumentation and Detectors · Physics 2020-06-03 Cong Guo , Mengyun Guan , Xilei Sun , Weixing Xiong , Peng Zhang , Changgen yang

The MeV region of antineutrino energy is of special interest for physics research and for monitoring nuclear nonproliferation. Whereas liquid scintillation detectors are typically used to detect the Inverse Beta Decay (IBD), it has recently…

Instrumentation and Detectors · Physics 2023-07-19 Thomas Radermacher , Johannes Bosse , Sarah Friedrich , Malte Göttsche , Stefan Roth , Georg Schwefer

Compton backscattering polarimetry provides a fast and accurate method to measure the polarization of an electron beam in a storage ring. Since the method is non-destructive, the polarization of the electron beam can be monitored during…

Instrumentation and Detectors · Physics 2007-05-23 I. Passchier , D. W. Higinbotham , C. W. de Jager , B. E. Norum , N. H. Papadakis , N. P. Vodinas

We use beam position measurements over the first part of the AWAKE electron beamline, together with beamline modeling, to deduce the beam average momentum and to predict the beam position in the second part of the beamline. Results show…

The Duke storage ring is a dedicated driver for the storage ring based oscillator free-electron lasers (FELs), and the High Intensity Gamma-ray Source (HIGS). It is operated with a beam current ranging from about 1 mA to 100 mA per bunch…

Accelerator Physics · Physics 2013-11-20 Xu Wei , Li Jing-Yi , Huang Sen-Lin , W. Z. Wu , H. Hao , P. Wang , Y. K. Wu

The g2p/GEp experiments used a solid NH3 polarized target, where the polarization of the target is sensitive to temperature and radiation. The beam current was limited to 5-100 nA during the experiment to avoid too much depolarization of…

Instrumentation and Detectors · Physics 2016-06-28 Pengjia Zhu

The Muon Ionization Cooling Experiment (MICE) will perform a detailed study of ionization cooling to evaluate the feasibility of the technique. To carry out this program, MICE requires all of its detectors to reconstruct space points in a…

Instrumentation and Detectors · Physics 2018-05-18 F. Drielsma

In conventional research on the beam gas coulomb scattering (BGCS), only the related beam lifetime using the analytical method is studied. In this paper, using the PIC-MCC method, we not only simulated the beam lifetime but also explored…

Accelerator Physics · Physics 2014-04-11 Yu Lu-Xin , Gao Wei-Wei , Wang Lin , Li Wei-Min

Silicon Photomultipliers (SiPMs) are quickly replacing traditional photomultiplier tubes (PMTs) as the readout of choice for gamma-ray scintillation detectors in space. While they offer substantial size, weight and power saving, they have…

Instrumentation and Detectors · Physics 2021-02-03 Lee J. Mitchell , Bernard Phlips , W. Neil Johnson , Mary Johnson-Rambert , Anika N. Kansky , Richard Woolf

Free electrons with a helical phase front, referred to as "twisted" electrons, possess an orbital angular momentum (OAM) and, hence, a quantized magnetic dipole moment along their propagation direction. This intrinsic magnetic moment can be…

The extremely low dark current of silicon carbide (SiC) detectors, even after high-fluence irradiation, was utilized to develop a beam monitoring system for a wide range of particle rates, i.e., from the kHz to the GHz regime. The system is…

Instrumentation and Detectors · Physics 2024-03-20 Simon Waid , Andreas Gsponer , Jürgen Maier , Philipp Gaggl , Richard Thalmeier , Thomas Bergauer

Results of numerical simulations of electron channeling and emission spectra are reported for straight and uniformly bent silicon crystal. The projectile trajectories are computed using the newly developed module [1] of the MBN Explorer…

Accelerator Physics · Physics 2014-03-25 R G Polozkov , V K Ivanov , G B Sushko , Andrey V Korol , Andrey V Solov'yov

Silicon Photomultipliers (SiPMs) are single photon detectors that gained increasing interest in many applications as an alternative to photomultiplier tubes. In particular in the field of space experiments, where volume, weight and power…

Instrumentation and Detectors · Physics 2024-05-14 Stefano Merzi , Fabio Acerbi , C. Aicardi , D. Fiore , V. Goiffon , Alberto Gola , O. Marcelot , A. Materne , O. Saint-Pe

Compton backscattering polarimetry provides a fast measurement of the polarization of an electron beam in a storage ring. Since the method is non-destructive, the polarization of the electrons can be monitored during internal target…

Instrumentation and Detectors · Physics 2007-05-23 I. Passchier , the 9405 collaboration