English
Related papers

Related papers: X-ray response evaluation in subpixel level for X-…

200 papers

The design and evaluation on the NSLS-II beamline of the 3FI application specific integrated circuit (ASIC) bump-bonded to a simply, planar, two-dimensionally segmented silicon sensor is presented. The ASIC was developed for Full-Field…

This paper explores the potential of AstroPix, a project to develop Complementary Metal Oxide Semiconductor (CMOS) pixels for the next generation of space-based high-energy astrophysics experiments. Multimessenger astrophysics is a rapidly…

Instrumentation and Methods for Astrophysics · Physics 2021-10-27 Isabella Brewer , Michela Negro , Nicolas Striebig , Carolyn Kierans , Regina Caputo , Richard Leys , Ivan Peric , Henrike Fleischhack , Jessica Metcalfe , Jeremy Perkins

The Soft X-ray Imager (SXI) is one of the three instruments on board EXIST, a multi-wavelength observatory in charge of performing a global survey of the sky in hard X-rays searching for Super-massive Black Holes (Grindlay & Natalucci,…

Instrumentation and Methods for Astrophysics · Physics 2010-02-08 L. Natalucci , A. Bazzano , F. Panessa , P. Ubertini , G. Tagliaferri , R. Della Ceca , G. Ghisellini , G. Pareschi , G. Villa , P. Caraveo , M. Fiorini , M. Uslenghi , J. E. Grindlay , B. Ramsey

MuPix11 is a High-Voltage Monolithic Active Pixel Sensor (HV-MAPS) developed for the tracking system of the Mu3e experiment. The in-pixel photon response of a MuPix11 sensor thinned to 70 {\mu}m was measured using an 8 keV X-ray beam with a…

We report here the results of a mesh experiment to measure the subpixel structure of the EPIC MOS CCDs on board the XMM X-ray observatory. The pixel size is 40$\mu$m square while the mesh hole spacing is 48$\mu$m, a combination quite…

Instrumentation and Detectors · Physics 2009-10-31 H. Tsunemi , K. Yoshita , A. D. Short , P. J. Bennie , M. J. L. Turner , A. F. Abbey

We introduce the concept of `hyperpixels' in which each element of a pixel filter array (suitable for CMOS image sensor integration) has a spectral transmission tailored to a target spectral component expected in application-specific…

The in-orbit performance and calibration of the Hard X-ray Detector (HXD) on board the X-ray astronomy satellite Suzaku are described. Its basic performances, including a wide energy bandpass of 10-600 keV, energy resolutions of ~4 keV…

We present the results of the GIGAPYX-4600 image sensor in space environment, more specifically under different types of irradiations (protons and heavy ions). The GIGAPYX-4600 is a state-of-the-art 46M pixel multi-purpose, backside…

The Pixel 2010 conference focused on semiconductor pixel detectors for particle tracking/vertexing as well as for imaging, in particular for synchrotron light sources and XFELs. The big LHC hybrid pixel detectors have impressively started…

Instrumentation and Detectors · Physics 2015-05-20 Norbert Wermes

SuperAGILE is the X-ray stage of the AGILE gamma-ray mission. It is devoted to monitor X-ray (10-40 keV) sources with a sensitivity better than 10 mCrabs in 50 ks and to detect X-ray transients in a field of view of 1.8 sr, well matched to…

This study proposes a simulation-based design for a Silicon-On-Insulator (SOI) ring resonator with a Figure of Merit (FOM) of 56.15 and a high sensitivity of up to 730 nm/RIU. The Finite-Difference Time-Domain (FDTD) technique was used to…

We introduce a novel video-rate hyperspectral imager with high spatial, and temporal resolutions. Our key hypothesis is that spectral profiles of pixels in a super-pixel of an oversegmented image tend to be very similar. Hence, a…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Vishwanath Saragadam , Michael DeZeeuw , Richard Baraniuk , Ashok Veeraraghavan , Aswin Sankaranarayanan

FASPAX (Fermi-Argonne Semiconducting Pixel Array X-ray detector) is being developed as a fast integrating area detector with wide dynamic range for time resolved applications at the upgraded Advanced Photon Source (APS.) A burst mode…

Instrumentation and Detectors · Physics 2016-11-18 Kyung-Wook Shin , Robert Bradford , Ronald Lipton , Gregory Deptuch , Farah Fahim , Tim Madden , Tom Zimmerman

DEPFET pixel detectors are unique devices in terms of energy and spatial resolution because very low noise (ENC = 2.2e at room temperature) operation can be obtained by implementing the amplifying transistor in the pixel cell itself. Full…

This study reports the development and characterization of an efficient portable X-ray imaging device built from Raspberry Pi components, including a high-quality 12.3-megapixel camera configured for indirect detection with a Gd2O2S:Tb…

The hyperspectral X-ray imaging has been long sought in various fields from material analysis to medical diagnosis. Here we propose a new semiconductor detector structure to realize energy-resolved imaging at potentially low cost. The…

Instrumentation and Detectors · Physics 2019-07-26 Tengfei Yan , Chunlei Yang , Xiaodong Cui

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

A monolithic silicon pixel detector prototype has been produced in the SiGe BiCMOS SG13G2 130 nm node technology by IHP. The ASIC contains a matrix of hexagonal pixels with pitch of approximately 100 $\mu$m. Three analog pixels were…

For experiments at the European X-Ray Free-Electron Laser (XFEL) the Adaptive Gain Integrating Pixel Detector (AGIPD) is under development. The particular requirements for the detector are a high dynamic range of 0, 1 - to more than 10E4…

Instrumentation and Detectors · Physics 2015-06-11 J. Schwandt , E. Fretwurst , R. Klanner , J. Zhang