English
Related papers

Related papers: A Calibration System for Compton Polarimetry at $e…

200 papers

$\gamma$ rays are emitted by cosmic sources by non-thermal processes that yield either non-polarized photons, such as those from $\pi^0$ decay in hadronic interactions, or linearly polarized photons from synchrotron radiation and the…

Instrumentation and Methods for Astrophysics · Physics 2017-11-02 Denis Bernard

Finishing operations on large-scale composite components like wind turbine blades, including trimming and sanding, often require multiple workers and part repositioning. In the composites manufacturing industry, automation of such processes…

We propose a feasible scenario to directly polarize a relativistic electron beam and obtain overall polarization in various directions through a filter mechanism for single-shot collision between an ultrarelativistic unpolarized electron…

Accelerator Physics · Physics 2023-04-04 Yuhui Tang , Qianyi Ma , Jinqing Yu , Yinren Shou , Xuezhi Wu , Xueqing Yan

Polarised light from astronomical targets can yield a wealth of information about their source radiation mechanisms, and about the geometry of the scattered light regions. Optical observations, of both the linear and circular polarisation…

Instrumentation and Methods for Astrophysics · Physics 2015-09-18 Gillian Kyne , David Lara , Gregg Hallinan , Michael Redfern , Andrew Shearer

We demonstrate a novel procedure to calibrate neutron detection systems commonly used in standard neutron radiography. This calibration allows determining the uncertainties due to Poisson-like neutron counting statistics for each individual…

Data Analysis, Statistics and Probability · Physics 2017-05-01 Florian M. Piegsa , Anders P. Kaestner , Aldo Antognini , Andreas Eggenberger , Klaus Kirch , Gunther Wichmann

POLAR is a compact polarimeter dedicated to measure the polarization of GRBs between 50-300 keV. The light collection of 200*6*6mm3 plastic bars has been simulated and optimized in order to get uniform response to x-rays at different points…

Instrumentation and Methods for Astrophysics · Physics 2009-07-17 Yongwei Dong , Yanguo Li , Bobing Wu , Yongjie Zhang , Shuangnan Zhang

At the high luminosity electron-positron circular colliders like FCC-ee in CERN and CEPC in China it will possible to measure very precisely $e^+e^-\to Z\gamma$ process with subsequent Z decay into particles invisible in the detector, that…

High Energy Physics - Phenomenology · Physics 2019-11-22 R. Aleksan , S. Jadach

The introduction of a longitudinal polarised positron beam in an $e^+e^-$ linear collider calls for its polarisation monitoring and measurement at low energies near its production location. Here it is shown that a relatively simple Bhabha…

High Energy Physics - Experiment · Physics 2007-05-23 Gideon Alexander , Erez Reinherz-Aronis

We examine nonlinear Kolmogorov partial differential equations (PDEs). Here the nonlinear part of the PDE comes from its Hamiltonian where one maximizes over all possible drift and diffusion coefficients which fall within a…

Numerical Analysis · Mathematics 2026-04-15 Daniel Bartl , Ariel Neufeld , Kyunghyun Park

The best possible precision is one of the key figures in metrology, but this is established by the exact response of the detection apparatus, which is often unknown. There exist techniques for detector characterisation, that have been…

Quantum Physics · Physics 2016-03-23 Matteo Altorio , Marco G. Genoni , Fabrizia Somma , Marco Barbieri

This is the first of the series of papers which present a precision method of the day-by-day monitoring of the absolute LHC luminosity. The method is based on the measurement of the rate of coplanar lepton pairs produced in peripheral…

High Energy Physics - Experiment · Physics 2008-11-26 M. W. Krasny , J. Chwastowski , K. Slowikowski

X-ray polarimetry promises to give qualitatively new information about high-energy astrophysical sources, such as binary black hole systems, micro-quasars, active galactic nuclei, neutron stars, and gamma-ray bursts. We designed, built and…

Instrumentation and Methods for Astrophysics · Physics 2014-12-22 Matthias Beilicke , F. Kislat , A. Zajczyk , Q. Guo , R. Endsley , M. Stork , R. Cowsik , P. Dowkontt , S. Barthelmy , T. Hams , T. Okajima , M. Sasaki , B. Zeiger , G. De Geronimo , M. G. Baring , H. Krawczynski

This document contains a proposal of the BEPC-II collider beam energy calibration system (IHEP, Beijing). The system is based on Compton backscattering of carbon dioxide laser radiation, producing a beam of high energy photons. Their energy…

Accelerator Physics · Physics 2008-04-02 M. N. Achasov , ChengDong Fu , Xiaohu Mo , N. Yu. Muchnoi , Qing Qin , Huamin Qu , Yifang Wang , Jinqiang Xu

The scientific potential of X-ray polarimetry has long been recognized, but the challenges in measuring polarization have left it largely unexplored, particularly in the hard X-ray regime. While tremendous advancement has been made in soft…

Instrumentation and Methods for Astrophysics · Physics 2026-03-27 Abhay Kumar , Santosh V. Vadawale , N. P. S. Mithun , Tanmoy Chattopadhyay , S. K. Goyal , A. R. Patel , M. Shanmugam

The use of low-temperature detectors, such as cryogenic calorimeters, has pioneered the recent advancements in low-energy rare event searches. These detectors provide a low-noise environment essential for the direct detection of dark matter…

Instrumentation and Detectors · Physics 2026-02-25 Giorgio Del Castello

The development of multi-layer optics which allow to focus photons up to 100 keV and more promises an enormous jump in sensitivity in the hard X-ray energy band. This technology is already planned to be exploited by future missions…

Instrumentation and Methods for Astrophysics · Physics 2015-06-04 Fabio Muleri , Riccardo Campana

The M\"ONCH hybrid pixel detector, with a 25 \textmu m pixel pitch and fast charge-integrating readout, has demonstrated subpixel resolution capabilities for X-ray imaging and deep learning-based electron localization in electron…

The Compact Linear Collider CLIC is designed to deliver e+e- collisions at a center of mass energy of up to 3 TeV. The detector systems at this collider have to provide highly efficient tracking and excellent jet energy resolution and…

Instrumentation and Detectors · Physics 2011-09-16 Frank Simon

This paper describes a concept for the high-accuracy absolute calibration of the instrumental polarization introduced by the primary mirror of a large-aperture telescope. This procedure requires a small aperture with polarization…

Astrophysics · Physics 2009-11-10 H. Socas-Navarro

We present the baseline design of the electron ring collimation system for the Electron-Ion Collider (EIC) at Brookhaven National Laboratory (BNL). The system addresses beam losses in a high-current electron storage ring with…