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We report on the results of a new, sealed, Gas Pixel Detector. The very compact design and the absence of the gas flow system, make this detector substantially ready for use as focal plane detector for future X-ray space telescopes. The…

A GEM detector with an effective area of 30*30 cm2 has been constructed using an improved self-stretch technique, which enables an easy and fast GEM assembling. The design and assembling of the detector is described. Results from tests of…

Instrumentation and Detectors · Physics 2015-06-19 Wenhao You , Yi Zhou , Cheng Li , Hongfang Chen , Ming Shao , Yongjie Sun , Zebo Tang , Jianbei Liu

We present in catalog form the optical identifications for objects from the first phase of the Wide Angle ROSAT Pointed Survey (WARPS). WARPS is a serendipitous survey of relatively deep, pointed ROSAT observations for clusters of galaxies.…

Astrophysics · Physics 2009-11-07 E. S. Perlman , D. J. Horner , L. R. Jones , C. A. Scharf , H. Ebeling , G. Wegner , M. Malkan

Resonant inelastic X-ray scattering (RIXS) has become an important scientific tool. Nonetheless, conventional high-resolution RIXS measurements (<100 meV), especially in the soft x-ray range, require large and low-throughput grating…

Materials Science · Physics 2020-06-22 Daniel J. Higley , Hirohito Ogasawara , Sioan Zohar , Georgi L. Dakovski

A dedicated in-vacuum X-ray detector based on the hybrid pixel PILATUS 1M detector has been installed at the four-crystal monochromator beamline of PTB at the electron storage ring BESSY II in Berlin. Due to its windowless operation, the…

Instrumentation and Detectors · Physics 2014-08-01 Jan Wernecke , Christian Gollwitzer , Peter Müller , Michael Krumrey

We describe the design, construction and performance of a 4-circle in-vacuum diffractometer for resonant elastic soft x-ray scattering and reflectivity. The diffractometer, installed on the REIXS beamline at the Canadian Light Source,…

Strongly Correlated Electrons · Physics 2015-03-19 D. G. Hawthorn , F. He , L. Venema , H. Davis , A. J. Achkar , J. Zhang , R. Sutarto , H. Wadati , A. Radi , T. Wilson , G. Wright , K. M. Shen , J. Geck , H. Zhang , V. Novak , G. A. Sawatzky

The detector for imaging of explosions (DIMEX) is in operation at the synchrotron radiation (SR) beam-line at VEPP-3 electron ring at Budker INP since 2002. DIMEX is based on one-coordinate gas ionization chamber filled with Xe-CO2(3:1)…

Instrumentation and Detectors · Physics 2008-11-26 V. M. Aulchenko , O. V. Evdokov , L. I. Shekhtman , K. A. Ten , B. P. Tolochko , I. L. Zhogin , V. V. Zhulanov

We report on the design, production, and testing of advanced double-sided silicon strip detectors under development at the Max-Planck-Institute as part of the Medium Energy Gamma-ray Astronomy (MEGA) project. The detectors are designed to…

Astrophysics · Physics 2009-11-07 P. F. Bloser , F. Schopper , R. Andritschke , G. Kanbach , A. Zoglauer , P. Lechner

The Gas Electron Multiplier (GEM) detector is one of promising particle and radiation detectors that has been improved greatly from previous gas detectors. The improvement includes better spatial resolutions, higher detection rate…

Instrumentation and Detectors · Physics 2015-10-28 Kiadtisak Saenboonruang , Piyakul Kumphiranon , Kittipong Kulasri , Anawat Ritthirong

X-ray Absorption Spectroscopy (XAS) is a widely used X-ray diagnostic method. While synchrotrons have large communities of XAS users, its use on X-Ray Free Electron Lasers (XFEL) facilities has been rather limited. At a first glance, the…

Instrumentation and Detectors · Physics 2020-05-05 M. Harmand , M. Cammarata , M. Chollet , A. G Krygier , H. T. Lemke , D. Zhu

A gas cell for in-situ measurements of Volatile Organic Compounds (VOCs) and their adsorption behavior on different surfaces by means of X-Ray Fluorescence (XRF) and X-ray Absorption Fine-Structure (XAFS) spectroscopy has been developed.…

The construction of a micro-pattern gas detector of dimensions 40x10 cm**2 is described. Two gas electron multiplier foils (GEM) provide the internal amplification stages. A two-layer readout structure was used, manufactured in the same…

A large-area and light-weight Gas Electron Multiplier (GEM) detector was built at the University of Virginia as a prototype for the detector R$\&$D program of the future Electron Ion Collider. The prototype has a trapezoidal geometry…

Instrumentation and Detectors · Physics 2025-07-03 Kondo Gnanvo , Xinzhan Bai , Chao Gua , Nilanga Liyanage , Vladimir Nelyubin , Yuxiang Zhao

The HiSCORE project aims at opening up a new energy window in gamma-ray astronomy: The energy range above 30 TeV and up to several PeV. For this, a new detector system is being designed. It consists of a large array of non-imaging Cherenkov…

Instrumentation and Methods for Astrophysics · Physics 2011-04-14 Daniel Hampf , Martin Tluczykont , Dieter Horns

The Soft Gamma-ray Detector (SGD) on board the NeXT (Japanese future high energy astrophysics mission) is a Compton telescope with narrow field of view (FOV), which utilizes Compton kinematics to enhance its background rejection…

The need for precise characterization of dual-phase xenon detectors has grown as the technology has matured into a state of high efficacy for rare event searches. The Michigan Xenon detector was constructed to study the microphysics of…

Instrumentation and Detectors · Physics 2016-08-25 S. Stephenson , J. Haefner , Q. Lin , K. Ni , K. Pushkin , R. Raymond , M. Schubnell , N. Shutty , G. Tarlé , C. Weaverdyck , W. Lorenzon

Future high-resolution imaging X-ray observatories may require detectors with both fine spatial resolution and high quantum efficiency at relatively high X-ray energies (>5keV). A silicon imaging detector meeting these requirements will…

Recent developments in x-ray science provide methods to probe deeply embedded mesoscale grain structures and spatially resolve them using dark field x-ray microscopy (DFXM). Extending this technique to investigate weak diffraction signals…

We describe a high resolution imaging detector based on a single 80 mm micro-channel-plate (MCP) and a phosphor screen mounted on a UHV flange of only 100 mm inner diameter. It relies on standard components and we describe its performance…

Instrumentation and Detectors · Physics 2018-05-30 Sylvain Lupone , Pierre Soulisse , Philippe Roncin

For its physics program with a high-intensity hadron beam of up to 2e7 particles/s, the COMPASS experiment at CERN requires tracking of charged particles scattered by very small angles with respect to the incident beam direction. While good…