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The development of an innovative position sensitive pixelated sensor to detect and measure with high precision the coordinates of the ionizing particles is proposed. The silicon avalanche pixel sensors (APiX) is based on the vertical…

Instrumentation and Detectors · Physics 2015-06-18 N. D'Ascenzo , P. S. Marrocchesi , C. S. Moon , F. Morsani , L. Ratti , V. Saveliev , A. Savoy Navarro , Q. Xie

In this work, the characteristics of a prototype SPECT system based on the Timepix readout chip, with a MURA type encoding mask, were evaluated. The set-up has a small field of view and can be used in preclinical studies of drugs in small…

Instrumentation and Detectors · Physics 2025-05-06 V. Rozhkov , I. Hernandez , A. Leyva , A. Zhemchugov

Nowadays, numerous fields such as High Energy Physics (HEP), medical imaging devices, portable radiation detectors etc., require a robust, miniature, reliable and readily available photon detector that is stable in a variety of…

Instrumentation and Detectors · Physics 2009-10-26 Dmitriy Beznosko

CMOS Monolithic Active Pixel Sensors (MAPS) are proposed as a technology for various vertex detectors in nuclear and particle physics. We discuss the mechanisms of ionizing radiation damage on MAPS hosting the the dead time free, so-called…

In our article we report first quantitative measurements of imaging performance for the current generation of hybrid pixel detector, Medipix3, as direct electron detector. Utilising beam energies of 60 & 80 keV, measurements of modulation…

The use of fast pixelated detectors and direct electron detection technology is revolutionising many aspects of scanning transmission electron microscopy (STEM). The widespread adoption of these new technologies is impeded by the technical…

Instrumentation and Detectors · Physics 2020-08-06 Magnus Nord , Robert W. H. Webster , Kirsty A. Paton , Stephen McVitie , Damien McGrouther , Ian MacLaren , Gary W. Paterson

One-time readout temporal ghost imaging is attempted by utilizing optoelectronic devices that are not originally intended for signal photon detection purposes and as such slow by design. A visible light-emitting diode having a response time…

Optics · Physics 2023-06-22 Ryota Keyaki , Susumu Fukatsu

Structured Illumination Microscopy (SIM) allows access to spatial information beyond the diffraction limit by folding high frequency components into the optical system's base-band. Using various algorithmic techniques, an image containing…

Optics · Physics 2024-10-16 Doron Shterman , Guy Bartal

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

This contribution describes fast time-stamping cameras sensitive to optical photons and their applications.

Instrumentation and Detectors · Physics 2019-07-09 Andrei Nomerotski

Quantitative phase imaging (QPI) is important in many applications such as microscopy and crystallography. To quantitatively reveal phase information, people could either employ interference to map phase distribution into intensity fringes,…

Optics · Physics 2020-11-11 Xianye Li , Yafei sun , Yikang He , Xun Li , Baoqing Sun

We present a comprehensive strategy and its practical implementation using the commercial ScanImage software platform to perform hyperspectral point scanning microscopy when a fast time dependent signal varies at each pixel level. In the…

Real-space mapping of doping concentration in semiconductor devices is of great importance for the microelectronic industry. In this work, a scanning microwave impedance microscope (MIM) is employed to resolve the local conductivity…

Mesoscale and Nanoscale Physics · Physics 2013-01-08 Worasom Kundhikanjana , Yongliang Yang , Qiaochu Tang , Kun Zhang Keji Lai , Yue Ma , Mike Kelly , Xinxin Li , Zhi-Xun Shen

In our research, we have developed a novel mechanism that allows for a significant reduction in the smallest sampling unit of digital image sensors (DIS) to as small as 1/16th of a pixel, through measuring the intra-pixel quantum efficiency…

Ion Mobility Spectrometry (IMS) is a well-known, sensitive and rapid technique to detect dangerous organic compounds. We propose a system in which a crown type discharge generates a ionic flow that is swept towards an array of collectors by…

Particle therapy is a well-established clinical treatment of tumors and so far, more than one hundred centers are in operation around the world. High accuracy on position and dose rate in beam monitoring are major cornerstones of clinical…

Instrumentation and Detectors · Physics 2025-10-07 Hui Zhang , Bogdan Topko , Ivan Perić

The hybrid pixel detector Timepix3 allows the measurement of the time and energy deposition of an event simultaneously in each 55 $\mu$m pixel, which makes Timepix3 a promising approach for a compact Compton camera. However, the angular…

Instrumentation and Detectors · Physics 2021-12-21 Jiaxing Wen , Xutao Zheng , Huaizhong Gao , Ming Zeng , Yuge Zhang , Minghai Yu , Yuchi Wu , Jirong Cang , Ge Ma , Zongqing Zhao
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