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We present a silicon drift detector (SDD) system for the spectroscopy focusing array (SFA) of the enhanced X-ray timing and polarimetry (eXTP) mission. The SFA focuses on fast timing (time resolution below 10 {\mu}s) and good spectroscopy…

Instrumentation and Methods for Astrophysics · Physics 2024-07-15 A. Altmann , T. F. Bechteler , R. Strecker , P. Lechner , R. Andritschke , G. Hauser , C. Fiorini , K. Nandra

A silicon microstrip detector (SSD) has been developed to have state of the art spatial resolution and a large sensitive area under stringent power constraints. The design incorporates three floating strips with their bias resistors…

We experimentally realize a great precision enhancement in the small tilt measurement by using a Sagnac interferometer and balanced homodyne detection (BHD) of high-order optical modes, together with the weak value amplification (WVA)…

Quantum Physics · Physics 2022-10-27 ChaoXia Zhang , YongLang Lai , RongGuo Yang , Kui Liu , Jing Zhang , HengXin Sun , JiangRui Gao

A complete sample of 60 serendipitous hard X-ray sources with flux in the range $\sim 1 \times 10^{-13}$ \ecs to $\sim 4 \times 10^{-12}$ \ecs (2 - 10 keV), detected in 87 ASCA GIS2 images, was recently presented in literature. Using this…

Astrophysics · Physics 2009-10-31 R. Della Ceca , G. Castelli , V. Braito , I. Cagnoni , T. Maccacaro

Cryogenic soft X-ray imaging spectrometers are currently being developed for applications in the fields of Astronomy and material sciences. In this paper we present experiments on optimized single devices, which show measured energy…

Superconductivity · Physics 2018-07-04 G. Brammertz , P. Verhoeve , A. Peacock , D. Martin , N. Rando , R. den Hartog , D. J. Goldie

Son Of X-Shooter (SOXS) will be a new instrument designed to be mounted at the Nasmyth--A focus of the ESO 3.5 m New Technology Telescope in La Silla site (Chile). SOXS is composed of two high-efficiency spectrographs with a resolution slit…

Spectrographs take snapshots of photon spectra with array detectors by dispersing photons of different energies into distinct directions and spacial locations. Spectrographs require optics with a large angular dispersion rate as the key…

Optics · Physics 2013-05-28 Yuri Shvyd'ko , Stanislav Stoupin , Kiran Mundboth , Jungho Kim

Offering high-brilliance X-ray beams on micrometer length scales, the microfocus-SAXS at SSRF BL16B1 was established with a KB mirror system for studying small sample volumes, or probing micro-scopic morphologies. The SAXS minimum q value…

Instrumentation and Detectors · Physics 2017-01-05 Wenqiang Hua , Yuzhu Wang , Ping Zhou , Tao Hu , Xiuhong Li , Fenggang Bian , Jie Wang

X-ray hybrid CMOS detectors (HCDs) are a promising candidate for future x-ray missions requiring high throughput and fine angular resolution along with large field-of-view, such as the high-definition x-ray imager (HDXI) instrument on the…

Instrumentation and Methods for Astrophysics · Physics 2019-06-24 Samuel V. Hull , Abraham D. Falcone , Evan Bray , Mitchell Wages , Maria McQuaide , David N. Burrows

We report on results from an experiment at the European XFEL where we measured the x-ray Thomson scattering (XRTS) spectrum of single crystal silicon with ultrahigh resolution. Compared to similar previous experiments, we consider a more…

Computational spectrometers have mobile application potential, such as on-site detection and self-diagnosis, by offering compact size, fast operation time, high resolution, wide working range, and low-cost production. Although these…

Optics · Physics 2025-07-04 Cheolsun Kim , Dongju Park , Jioh Lee , Heung-No Lee

A MHz frame rate X-ray area detector (LPD - Large Pixel Detector) is under development by the Rutherford Appleton Laboratory for the European XFEL. The detector will have 1 million pixels and allows analogue storage of 512 images taken at…

We developed a 2-mm-thick CdTe double-sided strip detector (CdTe-DSD) with a 250 um strip pitch, which has high spatial resolution with a uniform large imaging area of 10 cm$^2$ and high energy resolution with high detection efficiency in…

Instrumentation and Methods for Astrophysics · Physics 2023-12-19 Takahiro Minami , Miho Katsuragawa , Shunsaku Nagasawa , Shin'ichiro Takeda , Shin Watanabe , Yutaka Tsuzuki , Tadayuki Takahashi

(Abridged) We conducted a Chandra ACIS observation of the nearby Sculptor Group Sd galaxy NGC 7793. At the assumed distance to NGC 7793 of 3.91 Mpc, the limiting unabsorbed luminosity of the detected discrete X-ray sources (0.2-10.0 keV) is…

The hard X-ray instruments at the Linac Coherent Light Source are in the design phase for upgrades that will take full advantage of the high repetition rates that will become available with LCLS-II-HE. The current X-ray Correlation…

Accelerator Physics · Physics 2023-08-16 Aashwin Mishra , Nicholas Brennan , Tianyu Huang , Jason Jaquith , Hasan Yavas , Matthew Seaberg

Investigated in this work were sensitivities of a prototype detector for the detection of low-mass dark matter particles produced at the Spallation Neutron Source at the Oak Ridge National Laboratory in two years of data taking. The…

Instrumentation and Detectors · Physics 2020-06-23 Dmitry Chernyak , Daniel Pershey , Jing Liu , Keyu Ding , Nathan Saunders , Tupendra Oli

Spectral characterization of sub-stellar companions is essential to understand their composition and formation processes. However, the large contrast ratio of the brightness of each object to that of its parent star limits our ability to…

Earth and Planetary Astrophysics · Physics 2015-06-04 Arthur Vigan , Mickaël Bonnefoy , Gaël Chauvin , Claire Moutou , Guillaume Montagnier

Information on the lattice parameter of single crystals with known crystallographic structure allows for estimations of sample quality and composition. In many cases it is suffcient to determine one lattice parameter or the lattice spacing…

Materials Science · Physics 2016-07-08 A. Jesche , M. Fix , A. Kreyssig , W. R. Meier , P. C. Canfield
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