Results 31 to 40 of about 29,213 (196)

Attractive new technologies for 7-wavelength time domain optical mammography [PDF]

open access: yes, 2017
An 8-channel Silicon PhotoMultiplier (SiPM) probe and Time-to-Digital-Converter (TDC) realize a higher-throughput, cheaper and compact detection chain for time-resolved optical mammography than photomultiplier tubes (PMTs) and Time Correlated Single ...
Cubeddu, Rinaldo   +5 more
core   +1 more source

Characterization of New-Generation Silicon Photomultipliers for Nuclear Security Applications

open access: yesEPJ Web of Conferences, 2018
Silicon photomultipliers have received a great deal of interest recently for use in applications spanning a wide variety of fields, including nuclear safeguards and nonproliferation.
Wonders Marc A.   +2 more
doaj   +1 more source

A simple and robust method to study after-pulses in Silicon Photomultipliers [PDF]

open access: yes, 2014
The after-pulsing probability in Silicon Photomulti- pliers and its time constant are obtained measuring the mean number of photo-electrons in a variable time window following a light pulse.
Caccia, Massimo   +2 more
core   +2 more sources

Investigation of GaGG:Ce with TOFPET2 ASIC Readout for Applications in Gamma Imaging Systems

open access: yesCrystals, 2020
We investigated two detector modules, each consisting of a 8 × 8 matrix of GaGG:Ce crystals with a crystal size of 3 × 3 × 20 mm3 and a 3.2 mm pitch.
Mihael Makek   +3 more
doaj   +1 more source

Electronics and Detectors for the Stellar Intensity Interferometer of the ASTRI Mini-Array Telescopes

open access: yesSensors, 2023
The ASTRI Mini-Array is an international collaboration led by the Italian National Institute for Astrophysics (INAF) that will operate nine telescopes to perform Cherenkov and optical stellar intensity interferometry (SII) observations.
Giovanni Bonanno   +14 more
doaj   +1 more source

Silicon Photomultipliers for Deep Tissue Cerenkov Emission Detection During External Beam Radiotherapy

open access: yesIEEE Photonics Journal, 2019
Cerenkov Emission (CE) during external beam radiation therapy (EBRT) from a linear accelerator (Linac) has been demonstrated as a useful tool for radiotherapy quality assurance and potentially other applications for online tracking of tumors during ...
Ibrahim Oraiqat   +10 more
doaj   +1 more source

Signal Pre-Equalization in a Silicon Photomultiplier-Based Optical OFDM System

open access: yesIEEE Access, 2021
In this article, the performance of a new time domain signal pre-equalization method for use with optical orthogonal frequency division multiplexing (OFDM) and a silicon photomultiplier (SiPM) based receiver is studied.
Cuiwei He, Zubair Ahmed, Steve Collins
doaj   +1 more source

Scintillator gamma-ray detectors with silicon photomultiplier readouts for high-energy astronomy [PDF]

open access: yes, 2013
Space-based gamma-ray detectors for high-energy astronomy face strict constraints of mass, volume, and power, and must endure harsh operating environments. Scintillator materials have a long history of successful operation under these conditions, and new
Bancroft, Chris   +5 more
core   +2 more sources

Radiation damage studies of silicon photomultipliers [PDF]

open access: yesNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2009
We report on the measurement of the radiation hardness of silicon photomultipliers (SiPMs) manufactured by Fondazione Bruno Kessler in Italy (1 mm$^2$ and 6.2 mm$^2$), Center of Perspective Technology and Apparatus in Russia (1 mm$^2$ and 4.4 mm$^2$), and Hamamatsu Corporation in Japan (1 mm$^2$).
P. Bohn   +10 more
openaire   +3 more sources

Simulations of the breakdown characteristics of n-on-p backside-illumination Silicon Photomultipliers by TCAD

open access: yesResults in Physics, 2018
This paper investigates, using Synopsys Sentaurus TCAD simulation, the dependence of the breakdown voltage of n-on-p backside-illumination Silicon Photomultipliers (BSI-SiPM) on the implantation dose, the implantation energy and the screening SiO2 ...
Ran He   +7 more
doaj   +1 more source

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