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Related papers: Signal generation in CdTe X-ray sensors

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For the characterization of components, systems and signals in the RF and microwave range, several dedicated instruments are in use. In this paper the fundamentals of the RF-signal sampling technique, which has found widespread applications…

Accelerator Physics · Physics 2012-01-17 F. Caspers

In this paper we explore the effect of $\delta$-ray emission, fluctuations in th e signal deposition on the detection of charged particles in silicon-based detec tors. We show that these two effects ultimately limit the resolution that can…

Instrumentation and Detectors · Physics 2015-01-26 M. Boronat , C. Marinas , A. Frey , I. Garcia , B. Schwenker , M. Vos , F. Wilk

CdTe can be made semi-insulating by shallow donor doping. This is routinely done to obtain high resistivity in CdTe-based radiation detectors. However, it is widely believed that the high resistivity in CdTe is due to the Fermi level…

Materials Science · Physics 2015-06-04 Koushik Biswas , Mao-Hua Du

The soft X-ray imager (SXI) on the SMILE mission uses two large 4510x4510 back illuminated CCD370s to detect X-rays in the 0.2-2 keV range. These devices take heritage from the optical imaging PLATO mission CCD270s and have been optimised…

Instrumentation and Detectors · Physics 2022-10-26 S. Parsons , D. Hall , T. Buggey , A. Holland , P. Verhoeve

The first evidence of the gamma-ray emission from the quiescent Sun was found in the archival EGRET data that was later confirmed by Fermi-LAT observations with high significance. This emission is produced by Galactic cosmic rays (CRs)…

High Energy Astrophysical Phenomena · Physics 2017-12-29 Elena Orlando , Nicola Giglietto , Igor Moskalenko , Silvia Raino' , Andrew Strong

A variety of on-orbit imaging and spectroscopic observations are used to characterize the Charge Transfer Efficiency (CTE) of the Charge-Coupled Device (CCD) of the Space Telescope Imaging Spectrograph (STIS) aboard the Hubble Space…

Astrophysics · Physics 2009-11-11 Paul Goudfrooij , Ralph C. Bohlin , Jesus Maiz-Apellaniz , Randy A. Kimble

We investigated the possibility of augmenting the fluence of electrons traversing CdTe thin film and thus increasing the detected signal pursuing two venues: adding a high-Z metal layer to the back of the detector surface, and adding a top…

Medical Physics · Physics 2023-01-11 Fatemeh Akbari , Diana Shvydka

The imaging and spectral performance of CdTe double-sided strip detectors (CdTe-DSDs) was evaluated for the ASTRO-H mission. The charcterized CdTe-DSDs have a strip pitch of 0.25 mm, an imaging area of 3.2 cm$\times$3.2 cm and a thickness…

CMOS sensors were successfully implemented in the STAR tracker [1]. LHC experiments have shown that efficient b tagging, reconstruction of displaced vertices and identification of disappearing tracks are necessary. An improved vertex…

Instrumentation and Detectors · Physics 2021-05-21 Nicolas T. Fourches , Geraldine Hallais , Charles Renard

Charge exchange (CX) has emerged in X-ray emission modeling as a significant process that must be considered in many astrophysical environment--particularly comets. Comets host an interaction between solar wind ions and cometary neutrals to…

High Energy Astrophysical Phenomena · Physics 2017-07-31 P. D. Mullen , R. S. Cumbee , D. Lyons , L. Gu , J. Kaastra , R. L. Shelton , P. C. Stancil

Total electron yield (TEY) imaging is an established scanning transmission X-ray microscopy (STXM) technique that gives varying contrast based on a sample's geometry, elemental composition, and electrical conductivity. However, the TEY-STXM…

A future compact and modular X and gamma-ray spectrometer (XGS) has been designed and a series of prototypes have been developed and tested. The experiment envisages the use of CsI scintillator bars read out at both ends by single-cell 25…

We give an overview of the SImulation of X-ray TElescopes (SIXTE) software package, a generic, mission-independent Monte Carlo simulation toolkit for X-ray astronomical instrumentation. The package is based on a modular approach for the…

The Solar Spectroscopy Explorer (SSE) concept is conceived as a scalable mission, with two to four instruments and a strong focus on coronal spectroscopy. In its core configuration it is a small strategic mission ($250-500M) built around a…

Solar and Stellar Astrophysics · Physics 2010-11-18 Jay Bookbinder , the SSE team

To support the development of the data processing pipeline and the scientific performance assessment for the Cool Planet Imaging Coronagraph (CPI-C) on the Chinese Space Station Survey Telescope (CSST), we have developed the end-to-end…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Gang Zhao , Yiming Zhu , Jiangpei Dou , Yili Chen , Zhonghua Lv , Bingli Niu , Zhaojun Yan , Bo Ma , Ran Li

Joint progresses in Cd(Zn)Te detectors, microelectronics and interconnection technologies open the way for a new generation of instruments for physics and astrophysics applications in the energy range from 1 to 1000 keV. Even working…

Instrumentation and Detectors · Physics 2009-11-10 O. Limousin , O. Gevin , F. Lugiez , R. Chipaux , E. Delagnes , B. Dirks , B. Horeau

A design tool was formulated for optimizing the efficiency of inorganic, thin-film, photovoltaic solar cells. The solar cell can have multiple semiconductor layers in addition to antireflection coatings, passivation layers, and buffer…

Numerical Analysis · Mathematics 2024-09-23 Tom H. Anderson , Benjamin J. Civiletti , Peter Monk , Akhlesh Lakhtakia

Although the surface of a magnetar is a source of bright thermal X-rays, its spectrum contains substantial non-thermal components. The X-ray emission is pulsed, with pulsed fractions that can be as high as ~ 70%. Several properties of…

Astrophysics · Physics 2011-02-11 Rodrigo Fernandez , Christopher Thompson

This lesson discusses many examples of how the signals from the beam monitors are used to diagnose the beam in circular, third-generation synchrotron light sources. During the school, diagnostic examples in other machines (e.g. colliders,…

Accelerator Physics · Physics 2020-05-15 Kay Wittenburg

The integration of scanning tunneling microscopy (STM) and electron spin resonance (ESR) spectroscopy has emerged as a powerful and innovative tool for discerning spin excitations and spin-spin interactions within atoms and molecules…

Mesoscale and Nanoscale Physics · Physics 2024-11-04 Lyuzhou Ye , Xiao Zheng , Xin Xu
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