ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

Study of the development of defects in Si PIN diodes exposed to 23 GeV/c protons

NázevTitle
Study of the development of defects in Si PIN diodes exposed to 23 GeV/c protonsStudy of the development of defects in Si PIN diodes exposed to 23 GeV/c protons
Druh výsledkuResult type
Článek v časopiseJournal article
AutořiAuthors
V. Sopko, B. Sopko, D. Chren, J. Dammer, V. Píša
Klíčová slovaKeywords
Radiation damage evaluation methods, Radiation damage monitoring systems, Radiation damage to electronic components, Radiation damage to detector materials (solid state)
DOIDOI
10.1088/1748-0221/10/03/P03021
Časopis / citaceJournal / citation
Journal of Instrumentation 10(03), P03021-P03021 (2015) · ISSN 1748-0221
RokYear
2015
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Spolupráce ČR s CERNCollaboration of the Czech Republic with CERN; Experimentální ověření vlastností Schottkyho diody pro použití v dozimetrii.The experimental verifying of the properities of the Schottky diode for using in dosimetry.; Mezinárodní experiment ATLAS-CERNInternational Experiment ATLAS-CERN; Selektivní detekce acetonu v lidském dechu - elektrochemický senzorSelective detection of acetone in human breath - electrochemical sensor
CitovánoCited by
1 (OpenAlex)
2025: 1
Plný text (open access)Full text (open access)
https://iopscience.iop.org/article/10.1088/1748-0221/10/03/P03021/pdf
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AbstraktAbstract

Studying the development of crystallographic defects in PIN diodes is the focus of the RD-50 (CERN) research project. The study was carried out on Si PIN diodes manufactured and used in the Czech Republic. The Si PIN diodes were irradiated with 23 GeV/c protons at doses ranging from 0.5 to 43 Gy. The Si PIN diodes were calibrated in a 23 GeV/c proton source [1], and the energy traps of the defects produced were measured by the DLTS method. The IV characteristics and the parameters of the defects were studied. The 23 GeV/c protons produce typical crystallographic defects and, at higher doses, bring about their regrouping thus giving rise to a new generation of defects. Defects are classified by their energy levels in the forbidden band from the conduction band. The mechanism influencing the parameters of the defects is discussed. The study of defects in silicon is important for silicon-based electronic elements used in cosmic research because of their effects on the operability and reliability of electronic equipment installed in satellites. Another application is the dosimetry measurements involving various types of particle accelerators.

Studying the development of crystallographic defects in PIN diodes is the focus of the RD-50 (CERN) research project. The study was carried out on Si PIN diodes manufactured and used in the Czech Republic. The Si PIN diodes were irradiated with 23 GeV/c protons at doses ranging from 0.5 to 43 Gy. The Si PIN diodes were calibrated in a 23 GeV/c proton source [1], and the energy traps of the defects produced were measured by the DLTS method. The IV characteristics and the parameters of the defects were studied. The 23 GeV/c protons produce typical crystallographic defects and, at higher doses, bring about their regrouping thus giving rise to a new generation of defects. Defects are classified by their energy levels in the forbidden band from the conduction band. The mechanism influencing the parameters of the defects is discussed. The study of defects in silicon is important for silicon-based electronic elements used in cosmic research because of their effects on the operability and reliability of electronic equipment installed in satellites. Another application is the dosimetry measurements involving various types of particle accelerators.

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