Results 41 to 50 of about 6,286 (150)

Advance in Silicon Photomultiplier for All-Digital Positron Emission Tomography

open access: yesCT Lilun yu yingyong yanjiu
In recent years, silicon photomultipliers (SiPMs) have emerged as preferred photoelectric conversion devices in positron emission tomography (PET) due to their outstanding performance. SiPMs possess single-photon resolution capability and time resolution
Wentao HU, Hui LAO, Ao QIU, Qingguo XIE
doaj   +1 more source

Qualificazione sperimentale di rivelatori SIPM a temperatura criogenica per applicazione alla ricerca della materia oscura

open access: yes, 2021
LAUREA MAGISTRALELa materia oscura è uno degli argomenti più dibattuti della cosmologia moderna. Nel corso dell’ultimo secolo numerosi indizi hanno portato all’ipotesi della sua esistenza ma una sua osservazione diretta non è mai stata confermata e ...
Ghisetti, Maurizio
core  

Fabrication and testing of a 1024-pixel SiPM camera

open access: yes, 2020
© 2019We have fabricated a 1024-pixel SiPM sensor and the associated electronics. We integrated the SiPM sensor and the electronics to build a SiPM camera.
J.A. Jeon, Lee J., Hye Young Lee
core   +1 more source

SiPM批量老练和性能测量系统研制

open access: yesHe jishu
硅光电倍增管(Silicon Photomultiplier,SiPM)作为近年来发展的一种新型光电探测器件,具有低成本、小型化、工作电压低等优势,已广泛应用于粒子探测、医学成像、高能物理等领域,特别是在大面积粒子成像领域,有着广阔的应用前景。但大面积成像需要大量的SiPM,实现大量SiPM的批量筛选、老练和性能测量至关重要。本文研究设计了一套SiPM批量性能测量系统,可实现对512个(数量可进一步拓展)SiPM的同时老练和性能测量。通过编制在线控制程序,对大量SiPM轮询测量,实现老练和性能 ...
易 楚琦   +20 more
doaj   +1 more source

A SiPM-based photon counting receiver for optical wireless communications [PDF]

open access: yes
The constraints of the radio wave spectrum have sparked an interest in employing the optical spectrum for wireless communication. Typically, detectors with internal gains, such as avalanche photodiodes (APDs), are utilised in optical receivers to enhance
Li, Yangchun
core   +1 more source

SiPM tesztelő kiértékelő programjának fejlesztése

open access: yes, 2020
SiPM kiolvasó szenzor bemutatása. SiPM tesztelő bemutatása. Tesztelő elektronikájának vázlata.
Kapitány, Adrián Krisztián
core  

The detection efficiency study of NaI(Tl) scintillation detector with the different numbers of SiPMs

open access: yesNuclear Engineering and Technology, 2022
SiPMs are generally coupled into whole columns in gamma energy spectrum measurement, but the relationship between the distribution of whole SiPM columns and the energy resolution of the measured energy spectra is rarely reported.
Bao Wang   +9 more
doaj   +1 more source

Precise compensation method for gain temperature drift of silicon photomultiplier tube of LHAASO-WFCTA

open access: yes四川大学学报. 自然科学版, 2020
The Wide Field of View Cherenkov Telescope Array (WFCTA) of Large High Altitude Air Shower Observatory (LHAASO) uses silicon photomultiplier tube (SiPM), a new solid state semiconductor detector, as a photosensitive detector.
HU Gang-ling   +5 more
doaj  

Subcarrier Index-Power Modulated-Optical OFDM With Dual Superposition Multiplexing for Directly Modulated DFB-Based IMDD PON Systems

open access: yesIEEE Photonics Journal, 2018
A low-signal-modulation format-enabled highly spectrally efficient new transmission technique termed subcarrier index-power modulated optical OFDM with dual superposition multiplexing (SIPM-OOFDM-DSPM) is proposed and investigated, for the first time, in
Lin Chen   +4 more
doaj   +1 more source

OMEGA SiPM readout ASICs

open access: yes, 2019
International audienceThe paper describes various multi-channel ASICs designed by OMEGA laboratory and WEEROC company to readout SiPM or MPPC-based detectors used in particle physics or astrophysics ...
Blin, S.   +11 more
core   +1 more source

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