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A silicon photomultiplier (SiPM) array has been developed at FBK-irst having 32 channels and a dimension of 8.0 x 1.1 mm^2. Each 250 um wide channel is subdivided into 5 x 22 rectangularly arranged pixels. These sensors are developed to…

For a long time, scintillator detectors have suffered from relatively weak spatial resolution due to various influencing factors. Additionally, the high cost of photomultiplier tubes (PMTs) has limited the widespread adoption of…

仪器与探测器 · 物理学 2025-04-29 S. K. Lv , C. S. Dai , D. D. Hu , T. C. Zhong , W. F. Wu , X. J. Wang

Muon scattering tomography is a non-destructive technique used to image different materials by utilizing natural cosmic ray muons. Typically it requires position-sensitive detectors with a sub-millimeter resolution to effectively…

仪器与探测器 · 物理学 2025-02-19 Binghao Sun , Huiling Li , Quanyin Li , Hui Liang , Cong Liu , Hongbo Wang , Zibing Wu , Suyu Xiao , Weiwei Xu

Silicon photomultipliers (SiPMs) have a few advantages over conventional photomultiplier tubes (PMTs) used in imaging atmospheric Cherenkov telescopes. The first notable characteristic is their higher photon detection efficiency (PDE) of up…

天体物理仪器与方法 · 物理学 2023-09-19 Akira Okumura , Junya Haga , Chiaki Inoue , Keiji Nishimoto , Kazuhiro Furuta , Hiroyasu Tajima

A novel concept to enhance the photo-detection efficiency (PDE) of silicon photomultipliers (SiPMs) has been applied and remarkable positive results can be reported. This concept uses arrays of microlenses to cover every second SiPM pixel…

The detection of 200-1000 MeV neutrons requires large amounts, $\sim$100 cm, of detector material because of the long nuclear interaction length of these particles. In the example of the NeuLAND neutron time-of-flight detector at FAIR, this…

We present a prototype for the first tracking detector consisting of 250 micron thin scintillating fibers and silicon photomultiplier (SiPM) arrays. The detector has a modular design, each module consists of a mechanical support structure…

Silicon photomultipliers (SiPMs) are semiconductor-based light-sensors offering a high gain, a mechanically and optically robust design and high photon detection efficiency. Due to these characteristics, they started to replace conventional…

仪器与探测器 · 物理学 2018-06-27 T. Bretz , R. Engel , T. Hebbeker , J. Kemp , L. Middendorf , C. Peters , J. Schumacher , R. Smida , D. Veberic

A combination of scintillator, wavelength shifting (WLS) fiber, and silicon photomultiplier (SiPM) shows an excellent performance in the `$K_{L}$ and $\mu$ detector (KLM)' of the Belle II experiment. In this study, we present the R&D…

仪器与探测器 · 物理学 2024-05-22 Hongyu Zhang , Xiyang Wang , Weihu Ma , Shiming Zou , Deqing Fang , Wanbing He , Xiaolong Wang , Zhen Wang , Rui Yuan , Qibin Zheng

The matrices formed of silicon photomultipliers (SiPMs) are very promising photosensors for the scintillation detectors. The use of SiPM matrices with appropriate optical collector gives, in principle, a possibility to do a snapshot of…

The analog hadron calorimeter for the International Linear Collider (ILC) of the CALICE collaboration utilized novel silicon detectors, the Sillicon Photomultipliers (SiPMs), for the detection of scintillation light coming from very small…

仪器与探测器 · 物理学 2012-11-28 Michal Tesař , Christian Jendrysik , Jelena Ninković , Frank Simon

In recent years, SiPM photoelectric devices have drawn much attention in the domain of time-of-flight-based positron emission tomography (TOF-PET). Using them to construct PET detectors with excellent coincidence time resolution (CTR) is…

仪器与探测器 · 物理学 2018-06-08 Liwei Wang , Yonggang Wang , Qiang Cao , Yong Xiao , Chong Liu

In this study an array of eight 6 mm x 6 mm area SiPMs was coupled to the end of a long plastic scintillator counter which was exposed to a 2.5 GeV/c muon beam at the CERN PS. Timing characteristics of bars with dimensions 150 cm x 6 cm x 1…

Silicon PhotoMultipliers (SiPM) are an excellent choice for the scintillator light readout at hadron calorimeters due to their insensitivity to magnetic fields, low operating voltages, low cost, compactness and mechanical endurance. They…

仪器与探测器 · 物理学 2020-01-29 V. Mikhaylov , F. Guber , A. Ivashkin , A. Kugler , V. Kushpil , S. Morozov , O. Svoboda , P. Tlusty

Silicon photomultipliers (SiPM) are the photon detectors chosen for the tracking readout in NEXT, a neutrinoless {\beta}{\beta} decay experiment which uses a high pressure gaseous xenon time projection chamber (TPC). The reconstruction of…

A Silicon Photomultiplier (SiPM)-based photodetector is being built to demonstrate its feasibility for an alternative silicon-based camera design for the Large Size Telescope (LST) of the Cherenkov Telescope Array. It has been designed to…

The continued advancements of Silicon Photomultipliers (SiPMs) have made them viable photosensors for low recoil energy Pulse Shape Discrimination (PSD) between fast neutron and gamma interactions when coupled to an appropriate…

仪器与探测器 · 物理学 2023-02-01 B. Boxer , B. Godfrey , C. Grace , J. Johnson , R. Khandwala , M. Tripathi

Silicon Photomultipliers (SiPMs) are photon-counting detectors with great potential to improve the sensitivity of optical receivers. Recent studies of SiPMs in communication focus on the speed rather than the power consumption of the…

信号处理 · 电气工程与系统科学 2024-04-05 Yangchun Li , Danial Chitnis

Among the main disadvantages of using silicon photomultipliers (SiPMs) in large experiments are their limited physical area (increasing the cost and the complexity of the readout of a camera) and their sensitivity to unwanted wavelengths.…

天体物理仪器与方法 · 物理学 2019-02-20 D. Guberman , J. Cortina , J. E. Ward , E. Do Souto Espiñera , A. Hahn , D. Mazin

Metalenses are optical devices that implement nanostructures as phase shifters to focus incident light. Their compactness and simple fabrication make them a potential cost-effective solution for increasing light collection efficiency in…

仪器与探测器 · 物理学 2020-12-30 A. A. Loya Villalpando , J. Martin-Albo , W. T. Chen , R. Guenette , C. Lego , J. S. Park , F. Capasso