KR101022150B1 - 방사선상 변환 패널, 신틸레이터 패널 및 방사선 이미지센서 - Google Patents
방사선상 변환 패널, 신틸레이터 패널 및 방사선 이미지센서 Download PDFInfo
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- KR101022150B1 KR101022150B1 KR1020080055235A KR20080055235A KR101022150B1 KR 101022150 B1 KR101022150 B1 KR 101022150B1 KR 1020080055235 A KR1020080055235 A KR 1020080055235A KR 20080055235 A KR20080055235 A KR 20080055235A KR 101022150 B1 KR101022150 B1 KR 101022150B1
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- 229910010413 TiO 2 Inorganic materials 0.000 claims description 27
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 24
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
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- LYQFWZFBNBDLEO-UHFFFAOYSA-M caesium bromide Chemical compound [Br-].[Cs+] LYQFWZFBNBDLEO-UHFFFAOYSA-M 0.000 description 2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/115—Devices sensitive to very short wavelength, e.g. X-rays, gamma-rays or corpuscular radiation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
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- Physics & Mathematics (AREA)
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
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- Spectroscopy & Molecular Physics (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Measurement Of Radiation (AREA)
- Conversion Of X-Rays Into Visible Images (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
층수 | 반사율(%) |
0 | 87.75 |
1 | 90.00 |
2 | 94.61 |
3 | 95.69 |
4 | 97.76 |
5 | 98.21 |
6 | 99.08 |
7 | 99.27 |
8 | 99.63 |
9 | 99.71 |
10 | 99.85 |
Claims (12)
- 지지체상에 방사선상(放射線像)을 광상(光像)으로 변환하는 변환부를 구비하는 방사선상 변환 패널에 있어서,상기 지지체는금속 반사체와,상기 금속 반사체에 접하여 그 위에 형성된 제1 유전체층과, 상기 제1 유전체층위에 형성된, 상기 변환부로부터 출력되는 광상의 광에 대해서 상기 제1 유전체층보다 굴절률이 높은 제2 유전체층을 적어도 구비하는 유전체막 미러를 구비하고 있고, 상기 유전체막 미러측에 상기 변환부가 형성되어 있고,상기 제1 유전체층이 SiO2를 포함하고, 상기 제2 유전체층은 TiO2, Nb2O5, Ta2O5, HfO2, ZrO2 중 적어도 한 종류의 재료를 포함하고,상기 유전체막 미러의 전체 두께는 0㎛ 초과 1㎛ 이하이며,상기 유전체막 미러의 적층수는 2층 이상 10층 이하인 것을 특징으로 하는 방사선상 변환 패널.
- 지지체위에 복수의 바늘 형상(針狀) 신틸레이터를 형성한 신틸레이터 패널에 있어서,상기 지지체는금속 반사체와,상기 금속 반사체에 접하여 그 위에 형성된 제1 유전체층과, 상기 제1 유전체층위에 형성된, 상기 신틸레이터가 발하는 광에 대해서 상기 제1 유전체층보다 굴절률이 높은 제2 유전체층을 적어도 구비하는 유전체막 미러를 구비하고 있고, 상기 유전체막 미러측에 상기 신틸레이터가 형성되어 있고,상기 제1 유전체층이 SiO2를 포함하고, 상기 제2 유전체층은 TiO2, Nb2O5, Ta2O5, HfO2, ZrO2 중 적어도 한 종류의 재료를 포함하고,상기 유전체막 미러의 전체 두께는 0㎛ 초과 1㎛ 이하이며,상기 유전체막 미러의 적층수는 2층 이상 10층 이하인 것을 특징으로 하는 신틸레이터 패널.
- 삭제
- 삭제
- 삭제
- 삭제
- 청구항 2에 있어서,상기 유전체막 미러상의 적어도 상기 신틸레이터와의 사이에 형성되고 상기 신틸레이터가 발하는 광에 대해서 상기 제2 유전체층보다 굴절률이 낮은 투명 유기막을 추가로 구비하고 있는 것을 특징으로 하는 신틸레이터 패널.
- 청구항 2에 있어서,상기 금속 반사체는 금속 박막인 것을 특징으로 하는 신틸레이터 패널.
- 청구항 8에 있어서,상기 금속 반사체를 지지하는 지지 기판을 추가로 구비하고 있는 것을 특징으로 하는 신틸레이터 패널.
- 청구항 2에 있어서,상기 금속 반사체는 금속 기판인 것을 특징으로 하는 신틸레이터 패널.
- 청구항 8 또는 청구항 10에 있어서,상기 금속 반사체는 알루미늄, 은 또는 금으로 이루어진 것을 특징으로 하는 신틸레이터 패널.
- 금속 반사체와, 상기 금속 반사체에 접하여 그 위에 형성된 제1 유전체층과, 상기 제1 유전체층위에 형성되고 광상의 광에 대해서 상기 제1 유전체층보다 굴절율이 높은 제2 유전체층을 적어도 구비하는 유전체막 미러를 구비하는 지지체의 상기 유전체막 미러측에 방사선상을 광상으로 변환하는 변환부를 형성한 방사선상 변환 패널과,상기 변환부로부터 출력되는 광상을 전기 신호로 변환하는 촬상 소자를 구비하고,상기 제1 유전체층이 SiO2를 포함하고, 상기 제2 유전체층은 TiO2, Nb2O5, Ta2O5, HfO2, ZrO2 중 적어도 한 종류의 재료를 포함하고,상기 유전체막 미러의 전체 두께는 0㎛ 초과 1㎛ 이하이며,상기 유전체막 미러의 적층수는 2층 이상 10층 이하인 것을 특징으로 하는 방사선 이미지 센서.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/976,323 | 2007-10-23 | ||
US11/976,323 US7732788B2 (en) | 2007-10-23 | 2007-10-23 | Radiation image converting panel, scintillator panel and radiation image sensor |
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KR20090041306A KR20090041306A (ko) | 2009-04-28 |
KR101022150B1 true KR101022150B1 (ko) | 2011-03-17 |
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KR1020080055235A KR101022150B1 (ko) | 2007-10-23 | 2008-06-12 | 방사선상 변환 패널, 신틸레이터 패널 및 방사선 이미지센서 |
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US (1) | US7732788B2 (ko) |
JP (2) | JP5198842B2 (ko) |
KR (1) | KR101022150B1 (ko) |
CN (1) | CN101419289B (ko) |
CA (1) | CA2633665C (ko) |
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US7732788B2 (en) | 2010-06-08 |
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