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Related papers: Signal generation in CdTe X-ray sensors

200 papers

We discuss a novel paradigm in the optical readout of scintillation radiation detectors. In one common configuration, such detectors are homogeneous and the scintillation light is collected and recorded by external photodetectors. It is…

Instrumentation and Detectors · Physics 2018-03-28 Jacopo Dalmasson , Giorgio Gratta , Ako Jamil , Scott Kravitz , Milad Malek , Kevin Wells , Julie Bentley , Samuel Steven , Jiani Su

This paper is devoted to photocarrier transport across a two-dimensional graphene-semiconductor Schottky junction. We study linear response to monochromatic light with excitation energy well below the semiconductor band gap. The operation…

Mesoscale and Nanoscale Physics · Physics 2018-05-31 Maxim Trushin

Processes of growth of semi-insulating Cd(1-x)Zn(x)Te:Cl crystals (x = 0.0002 and 0.1) of n-type conductivity are investigated. From the grown crystals detectors for X-ray computer tomography with small value of photocurrent memory…

Materials Science · Physics 2007-05-23 O. A. Matveev , A. I. Terent'ev , V. P. Karpenko , N. K. Zelenina , A. Fauler , M. Federle , K. W. Benz

In this paper, we introduce a laboratory prototype of a solar energetic particle (SEP) detector which will operate along with other space-based instruments to give us more insight into the SEP physics. The instrument is designed to detect…

Instrumentation and Detectors · Physics 2020-10-20 Egor Stadnichuk , Tatyana Abramova , Mikhail Zelenyi , Alexander Izvestnyy , Alexander Nozik , Vladimir Palmin , Ivan Zimovets

The SemiConductor Tracker (SCT) together with the Pixel detector and the Transition Radiation Tracker (TRT) form the central tracking system of the ATLAS experiment at the LHC. It consists of single-sided microstrip silicon sensors, which…

Instrumentation and Detectors · Physics 2019-08-14 Vasiliki A. Mitsou

We present a clear signature of the Schottky effect in a RF photoinjector using photons with energy lower than the Mg cathode work function. This signature is manifested by the shift in the RF phase angle for the onset of the detection of…

Accelerator Physics · Physics 2009-11-10 Zikri M. Yusof , Manoel E. Conde , Wei Gai

The Cyclotron Radiation Emission Spectroscopy (CRES) technique pioneered by Project 8 measures electromagnetic radiation from individual electrons gyrating in a background magnetic field to construct a highly precise energy spectrum for…

Purpose: CMOS pixel sensors have become extremely attractive for future high performance tracking devices. Initial R\&D work has been conducted for the vertex detector for the proposed Circular Electron Positron Collider that will allow…

Instrumentation and Detectors · Physics 2019-09-04 L. J. Chen , H. B. Zhu , X. C. Ai , M. Fu , R. Kiuchi , Y. Liu , Z. A. Liu , X. C. Lou , Y. P. Lu , Q. Ouyang , X. Shi , J. Tao , K. Wang , N. Wang , C. F. Yang , Y. Zhang , Y. Zhou

Analytic approximations for synchrotron, synchrotron self-Compton (SSC), and external Compton (EC) processes are used to constrain model parameters for knot and hot-spot emission in extended jets of radio galaxies. Equipartition formulas…

Astrophysics · Physics 2009-11-10 Charles D. Dermer , Armen Atoyan

We summarize the R&D activities on a novel semitransparent microstrip sensor to be used on laser-based alignment systems for silicon trackers. The new sensor is used both for particle tracking and laser detection. The aim of this research…

Studies of a single photon counting hybrid pixel detector for X-ray imaging applications are presented. A silicon- and a CdTe-sensor were bump bonded onto the MPEC pixel readout chip and could be successfully operated. A new USB based…

High Energy Physics - Experiment · Physics 2007-05-23 P. Fischer , M. Kouda , S. Krimmel , H. Krueger , M. Lindner , M. Loecker , G. Sato , T. Takahashi , S. Watanabe , N. Wermes

Pixel Array Detectors (PADs) consist of an x-ray sensor layer bonded pixel-by-pixel to an underlying readout chip. This approach allows both the sensor and the custom pixel electronics to be tailored independently to best match the x-ray…

The Spectrometer/Telescope for Imaging X-rays (STIX) on board Solar Orbiter (SolO) provides a unique opportunity to systematically perform stereoscopic X-ray observations of solar flares with current and upcoming X-ray missions at Earth.…

Event-driven sensors, which produce data only when there is a change in the input signal, are increasingly used in applications that require low-latency and low-power real-time sensing, such as robotics and edge devices. To fully achieve…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Hugh Greatorex , Michele Mastella , Ole Richter , Madison Cotteret , Willian Soares Girão , Ella Janotte , Elisabetta Chicca

In an X-ray reflection spectrum, a tail-like spectral feature generated via Compton down-scattering, known as a Compton shoulder (CS), appears at the low-energy side of the iron K$\alpha$ line. Despite its great diagnostic potential, its…

High Energy Astrophysical Phenomena · Physics 2016-10-12 Hirokazu Odaka , Hiroki Yoneda , Tadayuki Takahashi , Andrew Fabian

As the fast development of internet of things (IoTs), distributed sensors have been frequently used and the small and portable power sources are highly demanded. However, the present portable power source such as lithium battery has low…

Applied Physics · Physics 2020-10-26 Xutao Yu , Haonan Zheng , Yanghua Lu , Jiaqi Si , Runjiang Shen , Yanfei Yan , Zhenzhen Hao , Shisheng Lin

Platinum silicide Schottky diodes formed on films of polycrystalline Si doped by phosphorus are demonstrated to be efficient and manufacturable CMOS-compatible temperature sensors for microbolometer detectors of radiation. Thin-film…

A low noise and wide dynamic range event driven detector for the detection of X-Ray energy is realized using 0.2 [um] Silicon on insulator (SOI) technology. Pixel circuits are divided into two parts; signal sensing circuit and event…

Instrumentation and Detectors · Physics 2015-07-27 Sumeet Shrestha , Hiroki Kamehama , Shoji Kawahito , Keita Yasutomi , Keiichiro Kagawa , Ayaki Takeda , Takeshi Go Tsuru , Yasuo Arai

The detection plane of the high-energy transient camera ECLAIRs onboard SVOM is made of 200 XRDPIX detection modules, each consisting of a matrix of $8\times 4$ Schottky-type CdTe detectors hybridized with the low-noise and low-consumption…