Design and simulation of a new silicon pixel detector with equal width floating electrodes

In order to reduce the noise of traditional silicon pixel detectors, a new type of low-capacitance silicon pixel detector with three floating electrodes is proposed in this paper, which reduces the cathode area while keeping the volume unchanged. A TCAD simulator is used to simulate the electrical p...

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Main Authors: Chaosheng Wu, Xuanang Huang, Yongguang Xiao, Zheng Li
Format: Article
Language:English
Published: AIP Publishing LLC 2021-02-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/5.0041850
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author Chaosheng Wu
Xuanang Huang
Yongguang Xiao
Zheng Li
author_facet Chaosheng Wu
Xuanang Huang
Yongguang Xiao
Zheng Li
author_sort Chaosheng Wu
collection DOAJ
description In order to reduce the noise of traditional silicon pixel detectors, a new type of low-capacitance silicon pixel detector with three floating electrodes is proposed in this paper, which reduces the cathode area while keeping the volume unchanged. A TCAD simulator is used to simulate the electrical performance of the detector and obtain electrical characteristics including depletion voltage, capacitance, and leakage current. According to the results of simulation and calculation, compared with the traditional silicon pixel detector with the same volume, the capacitance of the detector without floating electrodes was reduced by 68%, the capacitance of the detector with three floating electrodes was reduced by 68%, and the leakage current was reduced by two orders of magnitude.
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spelling doaj.art-0e468a785a4c449f88a43f471bf4a91b2022-12-21T21:31:28ZengAIP Publishing LLCAIP Advances2158-32262021-02-01112025315025315-510.1063/5.0041850Design and simulation of a new silicon pixel detector with equal width floating electrodesChaosheng Wu0Xuanang Huang1Yongguang Xiao2Zheng Li3School of Materials Science and Engineering, Xiangtan University, Xiangtan 411105, ChinaSchool of Materials Science and Engineering, Xiangtan University, Xiangtan 411105, ChinaSchool of Materials Science and Engineering, Xiangtan University, Xiangtan 411105, ChinaSchool of Physics and Optoelectronic Engineering, Ludong University, Yantai 246025, ChinaIn order to reduce the noise of traditional silicon pixel detectors, a new type of low-capacitance silicon pixel detector with three floating electrodes is proposed in this paper, which reduces the cathode area while keeping the volume unchanged. A TCAD simulator is used to simulate the electrical performance of the detector and obtain electrical characteristics including depletion voltage, capacitance, and leakage current. According to the results of simulation and calculation, compared with the traditional silicon pixel detector with the same volume, the capacitance of the detector without floating electrodes was reduced by 68%, the capacitance of the detector with three floating electrodes was reduced by 68%, and the leakage current was reduced by two orders of magnitude.http://dx.doi.org/10.1063/5.0041850
spellingShingle Chaosheng Wu
Xuanang Huang
Yongguang Xiao
Zheng Li
Design and simulation of a new silicon pixel detector with equal width floating electrodes
AIP Advances
title Design and simulation of a new silicon pixel detector with equal width floating electrodes
title_full Design and simulation of a new silicon pixel detector with equal width floating electrodes
title_fullStr Design and simulation of a new silicon pixel detector with equal width floating electrodes
title_full_unstemmed Design and simulation of a new silicon pixel detector with equal width floating electrodes
title_short Design and simulation of a new silicon pixel detector with equal width floating electrodes
title_sort design and simulation of a new silicon pixel detector with equal width floating electrodes
url http://dx.doi.org/10.1063/5.0041850
work_keys_str_mv AT chaoshengwu designandsimulationofanewsiliconpixeldetectorwithequalwidthfloatingelectrodes
AT xuananghuang designandsimulationofanewsiliconpixeldetectorwithequalwidthfloatingelectrodes
AT yongguangxiao designandsimulationofanewsiliconpixeldetectorwithequalwidthfloatingelectrodes
AT zhengli designandsimulationofanewsiliconpixeldetectorwithequalwidthfloatingelectrodes