Measurement of radiation damage on a back-illuminated silicon PIN photodiode caused by a 35 MeV proton beam

Jae Beom Bae, Hyo Jung Hyun, Dong Ha Kah, Hyun Ok Kim, Hwanbae Park, Myung Hwan Jung, Se Jin Ra

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We develop a backside illuminated photo-sensor that is fabricated on a <100>-oriented, high resistivity n-type 400 μm thick silicon wafer. The PIN photodiode is designed and manufactured as a radiation detector for alpha particles and low energy gamma-rays. The silicon photo-sensor is susceptible to radiation damage. Therefore, it is important to investigate the effects of radiation damage to the fabricated PIN photodiode. We measure the radiation damage to a PIN photodiode by a 35 MeV proton beam at the Korea Institute of Radiological and Medical Sciences (KIRAMS). We present the effects of proton radiation on the electrical properties of the PIN photodiode.

Original languageEnglish
Pages (from-to)692-694
Number of pages3
JournalJournal of the Korean Physical Society
Volume59
Issue number22
DOIs
StatePublished - 12 Aug 2011

Keywords

  • KIRAMS
  • PIN photodiode
  • Photo-sensor
  • Proton beam
  • Radiation damage

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