JP2022511442A - 反射体を有する放射線検出装置 - Google Patents
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- 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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- 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
- G01T1/2018—Scintillation-photodiode combinations
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- 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
- G01T1/2018—Scintillation-photodiode combinations
- G01T1/20188—Auxiliary details, e.g. casings or cooling
- G01T1/20189—Damping or insulation against damage, e.g. caused by heat or pressure
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Abstract
Description
Claims (15)
- 放射線検出装置であって、
放射線を吸収することに応答して、シンチレーション光を放出するためのシンチレータと、
前記シンチレーション光を受け取ることに応答して、電子パルスを生成するための光センサであって、前記光センサが、第1の平面の上にある、光センサと、
前記光センサの周囲に隣接する反射体であって、前記反射体が、前記光センサを取り囲み、前記反射体が、前記第1の平面の上にある、反射体と、を備える、放射線検出装置。 - 前記シンチレータ、前記光センサ、および前記反射体を収容するハウジングをさらに備える、請求項1に記載の放射線検出装置。
- 前記反射体が、配線板に結合されており、前記光センサが、前記配線板に結合されており、前記配線板の表面積の少なくとも50%を被覆する、請求項1に記載の放射線検出装置。
- 前記装置が、0.1%~1.9%のデルタパルス高さ分解能を有する、請求項1に記載の放射線検出装置。
- 前記シンチレータが、臭化ランタンの材料を含み、前記装置が、0.1%~1.0%のデルタパルス高さ分解能を有する、請求項1に記載の放射線検出装置。
- 前記シンチレータが、NaI(Tl)の材料を含み、前記装置が、0.4%~0.6%のデルタパルス高さ分解能を有する、請求項1に記載の放射線検出装置。
- 前記シンチレータが、NaI(Tl+Li)の材料を含み、前記装置が、0.6%~1.9%のデルタパルス高さ分解能を有する、請求項1に記載の放射線検出装置。
- 放射線検出装置であって、
放射線を吸収することに応答して、シンチレーション光を放出するためのシンチレータと、
前記シンチレーション光を受け取ることに応答して、電子パルスを生成するための光センサであって、前記光センサが、前記シンチレータの70%未満である表面積を有し、前記光センサが、第1の平面の上にある、光センサと、
前記光センサの周囲に隣接する反射体であって、前記反射体が、前記第1の平面の上にある、反射体と、を備える、放射線検出装置。 - 前記光センサが、少なくとも1つのシリコン光電子増倍管(SiPM)を含む、請求項8に記載の放射線検出装置。
- 前記反射体が、前記配線板の表面積の少なくとも95%を被覆する、請求項8に記載の放射線検出装置。
- 前記パルス高さ分解能が、Cs-137同位元素662keVに対して7.5%未満である、請求項8に記載の放射線検出装置。
- 前記パルス高さ分解能が、Cs-137同位元素662keVに対して7.2%未満である、請求項8に記載の放射線検出装置。
- 前記パルス高さ分解能が、Cs-137同位元素662keVに対して7%未満である、請求項8に記載の放射線検出装置。
- 前記パルス高さ分解能が、Cs-137同位元素662keVに対して1%~7.5%である、請求項8に記載の放射線検出装置。
- 放射線検出装置を使用する方法であって、
前記光センサと同じ平面の上にシンチレータ、光センサ、および反射体を収容するハウジングを提供することであって、
前記シンチレータが、放射線を吸収することに応答して、シンチレーション光を放出するように構成され、
前記光センサが、前記シンチレーション光を受け取ることに応答して、電子パルスを生成するように構成され、
前記反射体が、前記シンチレーション光を前記光センサに方向付けするように構成されている、提供することと、
Cs-137同位元素662keVに対して7.5%未満のパルス高さ分解能を生成することと、を含む、方法。
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US201862773358P | 2018-11-30 | 2018-11-30 | |
US62/773,358 | 2018-11-30 | ||
PCT/US2019/063858 WO2020113167A1 (en) | 2018-11-30 | 2019-11-29 | Radiation detection apparatus having a reflector |
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EP (1) | EP3887867A4 (ja) |
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CN (1) | CN113167916A (ja) |
WO (1) | WO2020113167A1 (ja) |
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JP7000570B2 (ja) | 2017-10-24 | 2022-01-20 | サン-ゴバン セラミックス アンド プラスティクス,インコーポレイティド | ハウジング内に分析器を有する放射線検出装置及びその使用方法 |
CN113167916A (zh) * | 2018-11-30 | 2021-07-23 | 圣戈本陶瓷及塑料股份有限公司 | 具有反射器的辐射探测装置 |
GB201918337D0 (en) * | 2019-12-12 | 2020-01-29 | Kromek Ltd | Scintillation detector |
US12032106B2 (en) * | 2021-04-01 | 2024-07-09 | Varex Imaging Corporation | X-ray detectors with plastic housings |
EP4086665A1 (en) * | 2021-05-05 | 2022-11-09 | Soletanche Freyssinet | Response function of a scintillator |
WO2023068396A1 (ko) * | 2021-10-20 | 2023-04-27 | 주식회사 제이에스테크윈 | 실시간 개인 피폭선량 모니터링 시스템 |
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