JP2001228252A - 放射線検出器 - Google Patents
放射線検出器Info
- Publication number
- JP2001228252A JP2001228252A JP2000036584A JP2000036584A JP2001228252A JP 2001228252 A JP2001228252 A JP 2001228252A JP 2000036584 A JP2000036584 A JP 2000036584A JP 2000036584 A JP2000036584 A JP 2000036584A JP 2001228252 A JP2001228252 A JP 2001228252A
- Authority
- JP
- Japan
- Prior art keywords
- scintillator
- radiation
- radiation detector
- detector
- photodetector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 42
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 5
- 239000002223 garnet Substances 0.000 claims abstract description 5
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 4
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 4
- 239000000470 constituent Substances 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 21
- 230000035945 sensitivity Effects 0.000 abstract description 15
- 239000013078 crystal Substances 0.000 abstract description 4
- 230000002285 radioactive effect Effects 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Measurement Of Radiation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000036584A JP2001228252A (ja) | 2000-02-15 | 2000-02-15 | 放射線検出器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000036584A JP2001228252A (ja) | 2000-02-15 | 2000-02-15 | 放射線検出器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001228252A true JP2001228252A (ja) | 2001-08-24 |
| JP2001228252A5 JP2001228252A5 (enExample) | 2007-04-12 |
Family
ID=18560615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000036584A Pending JP2001228252A (ja) | 2000-02-15 | 2000-02-15 | 放射線検出器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001228252A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017006513A1 (en) * | 2015-07-08 | 2017-01-12 | Canon Kabushiki Kaisha | Radiation imaging apparatus, control method thereof, and program |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523627B2 (enExample) * | 1973-02-15 | 1977-01-28 | ||
| JPS5331584A (en) * | 1976-09-03 | 1978-03-24 | Johnson Matthey Co Ltd | Luminescent substances |
| JPS62195078A (ja) * | 1986-02-21 | 1987-08-27 | Nichia Kagaku Kogyo Kk | 希土類ガ−ネツト螢光体及びその製造方法 |
| JPH10242513A (ja) * | 1996-07-29 | 1998-09-11 | Nichia Chem Ind Ltd | 発光ダイオード及びそれを用いた表示装置 |
| WO1999033934A1 (en) * | 1997-12-24 | 1999-07-08 | Hitachi Medical Corporation | Phosphors, and radiation detectors and x-ray ct unit made by using the same |
| US6013199A (en) * | 1997-03-04 | 2000-01-11 | Symyx Technologies | Phosphor materials |
-
2000
- 2000-02-15 JP JP2000036584A patent/JP2001228252A/ja active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523627B2 (enExample) * | 1973-02-15 | 1977-01-28 | ||
| JPS5331584A (en) * | 1976-09-03 | 1978-03-24 | Johnson Matthey Co Ltd | Luminescent substances |
| JPS62195078A (ja) * | 1986-02-21 | 1987-08-27 | Nichia Kagaku Kogyo Kk | 希土類ガ−ネツト螢光体及びその製造方法 |
| JPH10242513A (ja) * | 1996-07-29 | 1998-09-11 | Nichia Chem Ind Ltd | 発光ダイオード及びそれを用いた表示装置 |
| US6013199A (en) * | 1997-03-04 | 2000-01-11 | Symyx Technologies | Phosphor materials |
| WO1999033934A1 (en) * | 1997-12-24 | 1999-07-08 | Hitachi Medical Corporation | Phosphors, and radiation detectors and x-ray ct unit made by using the same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017006513A1 (en) * | 2015-07-08 | 2017-01-12 | Canon Kabushiki Kaisha | Radiation imaging apparatus, control method thereof, and program |
| US10441238B2 (en) | 2015-07-08 | 2019-10-15 | Canon Kabushiki Kaisha | Radiation imaging apparatus, control method thereof, and program |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070207 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070207 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20071210 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080204 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20080303 |