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Related papers: Beyond CCDs: Characterization of sCMOS detectors f…

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In recent years, scientific CMOS (sCMOS) sensors have been vigorously developed and have outperformed CCDs in several aspects: higher readout frame rate, higher radiation tolerance, and higher working temperature. For silicon image sensors,…

Instrumentation and Methods for Astrophysics · Physics 2023-03-16 Qinyu Wu , Zhixing Ling , Chen Zhang , Quan Zhou , Xinyang Wang , Weimin Yuan , Shuang-Nan Zhang

The Simons Observatory (SO) is a new suite of cosmic microwave background telescopes in the Chilean Atacama Desert with an extensive science program spanning cosmology, Galactic and extragalactic astrophysics, and particle physics. SO will…

Swept Charge Devices (SCD) are novel X-ray detectors optimized for improved spectral performance without any demand for active cooling. The Chandrayaan-1 X-ray Spectrometer (C1XS) experiment onboard the Chandrayaan-1 spacecraft used an…

Instrumentation and Methods for Astrophysics · Physics 2015-10-01 P. S. Athiray , P. Sreekumar , S. Narendranath , J. P. D. Gow

This work verifies the instrumental characteristics of the CCD detector which is part of the UNI astronomical observatory. We measured the linearity of the CCD detector of the SBIG STXL6303E camera, along with the associated gain and…

Instrumentation and Methods for Astrophysics · Physics 2017-03-16 Antonio Pereyra , Maria I. Zevallos , Jose Ricra , Julio C. Tello

Image sensors with nondestructive charge readout provide single-photon or single-electron sensitivity, but at the cost of long readout times. We present a smart readout technique to allow the use of these sensors in visible-light and other…

Instrumentation and Methods for Astrophysics · Physics 2021-12-15 Fernando Chierchie , Guillermo Fernandez Moroni , Leandro Stefanazzi , Eduardo Paolini , Javier Tiffenberg , Juan Estrada , Gustavo Cancelo , and Sho Uemura

Scientific CCDs designed in thick high resistivity silicon (Si) are excellent detectors for astronomy, high energy and nuclear physics, and instrumentation. Many applications can benefit from CCDs ultra low noise readout systems. The…

Instrumentation and Methods for Astrophysics · Physics 2011-07-06 Gustavo Cancelo , Juan Estrada , Guillermo Fernandez Moroni , Ken Treptow , Ted Zmuda , Tom Diehl

Observations utilizing the ultraviolet capabilities of the Cosmic Origin Spectrograph (COS) onboard the Hubble Space Telescope are of unique value to the astronomy community. Spectroscopy down to 900 A with COS has enabled new science…

Instrumentation and Methods for Astrophysics · Physics 2024-06-12 Svea Hernandez , Andrei Igoshev , Jo Taylor , David Sahnow , Logan Jones

AXIS is a Probe-class mission concept that will provide high-throughput, high-spatial-resolution X-ray spectral imaging, enabling transformative studies of high-energy astrophysical phenomena. To take advantage of the advanced optics and…

Conventional CCD detectors have two major disadvantages: they are slow to read out and they suffer from read noise. These problems combine to make high-speed spectroscopy of faint targets the most demanding of astronomical observations. It…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 Simon Tulloch , Vik Dhillon

The readout noise for Charge-Coupled Devices (CCDs) has been the main limitation when using these detectors for measuring small amplitude signals. A readout system for a new scientific, low noise CCD is presented in this paper. The Skipper…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Guillermo Fernandez Moroni , Juan Estrada , Eduardo E. Paolini , Gustavo Cancelo , Stephen E. Holland , H. Thomas Diehl

The use of CMOS Pixel Sensors (CPS) for high resolution and low material vertex detectors has been validated with the 2014 and 2015 physics runs of the STAR-PXL detector at RHIC/BNL. This opens the door to the use of CPS for inner tracking…

Instrumentation and Detectors · Physics 2017-03-08 A. Besson , A. Pérez Pérez , E. Spiriti , J. Baudot , G. Claus , M. Goffe , M. Winter

The Skipper-in-CMOS image sensor integrates the non-destructive readout capability of Skipper Charge Coupled Devices (Skipper-CCDs) with the high conversion gain of a pinned photodiode in a CMOS imaging process, while taking advantage of…

In recent years, scientific CMOS (sCMOS) sensors have found increasing applications to X-ray detection, including X-ray astronomical observations. In order to examine the performance of sCMOS sensors, we have developed X-ray cameras based…

Instrumentation and Methods for Astrophysics · Physics 2022-09-28 Wenxin Wang , Zhixing Ling , Chen Zhang , Qiong Wu , Zhenqing Jia , Xinyang Wang , Weimin Yuan , Shuang-Nan Zhang

Future strategic X-ray missions, such as the Advanced X-ray Imaging Satellite (AXIS) and those targeted by the Great Observatories Maturation Program (GOMaP), require fast, low-noise X-ray imaging spectrometers. To achieve the speed and…

Pixel sensors based on commercial high-voltage CMOS processes are an exciting technology that is considered as an option for the outer layer of the ATLAS inner tracker upgrade at the High Luminosity LHC. Here, charged particles are detected…

Models of a dark radiation sector with a mass threshold (WZDR+) have proved to be an appealing alternative to $\Lambda$CDM. These models provide simple comparison models, grounded in well-understood particle physics and with limited…

High Energy Physics - Phenomenology · Physics 2024-09-12 Zilu Zhou , Neal Weiner

Cadmium telluride (CdTe) and cadmium zinc telluride (CdZnTe) have been regarded as promising semiconductor materials for hard X-ray and Gamma-ray detection. The high atomic number of the materials (Z_{Cd} =48, Z_{Te} =52) gives a high…

Astrophysics · Physics 2009-11-06 Tadayui Takahashi , Shin Watanabe

Electron Multiplying CCDs (EMCCDs) are used much less often than they might be because of the challenges they offer camera designers more comfortable with the design of slow-scan detector systems. However they offer an entirely new range of…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Craig Mackay , Keith Weller , Frank Suess

This work shows details of an evaluation of an observational system comprising a CMOS detector, 60-cm telescope, and filter complement. The system's photometric precision and differential photometric precision, and extinction coefficients…

Instrumentation and Methods for Astrophysics · Physics 2024-03-20 Hai-Yang Mu , Zhou Fan , Yi-Nan Zhu , Yu Zhang , Hong Wu

The Penn State X-ray detector lab, in collaboration with Teledyne Imaging Sensors (TIS), have progressed their efforts to improve soft X-ray Hybrid CMOS detector (HCD) technology on multiple fronts. Having newly acquired a Teledyne…

Instrumentation and Methods for Astrophysics · Physics 2018-10-16 Samuel V. Hull , Abraham D. Falcone , David N. Burrows , Mitchell Wages , Tanmoy Chattopadhyay , Maria McQuaide , Evan Bray , Matthew Kern