CN104916512B - 一种空气平板电离室和具有该电离室的剂量仪 - Google Patents
一种空气平板电离室和具有该电离室的剂量仪 Download PDFInfo
- Publication number
- CN104916512B CN104916512B CN201510217148.5A CN201510217148A CN104916512B CN 104916512 B CN104916512 B CN 104916512B CN 201510217148 A CN201510217148 A CN 201510217148A CN 104916512 B CN104916512 B CN 104916512B
- Authority
- CN
- China
- Prior art keywords
- ionization chamber
- air
- air plane
- upper substrate
- plane ionization
- 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.)
- Active
Links
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 230000004888 barrier function Effects 0.000 claims description 19
- 238000012216 screening Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920005479 Lucite® Polymers 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract 2
- 230000006698 induction Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001959 radiotherapy Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J27/00—Ion beam tubes
- H01J27/02—Ion sources; Ion guns
-
- 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
- G01T1/185—Measuring radiation intensity with ionisation chamber arrangements
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510217148.5A CN104916512B (zh) | 2015-04-30 | 2015-04-30 | 一种空气平板电离室和具有该电离室的剂量仪 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510217148.5A CN104916512B (zh) | 2015-04-30 | 2015-04-30 | 一种空气平板电离室和具有该电离室的剂量仪 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104916512A CN104916512A (zh) | 2015-09-16 |
CN104916512B true CN104916512B (zh) | 2017-05-10 |
Family
ID=54085502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510217148.5A Active CN104916512B (zh) | 2015-04-30 | 2015-04-30 | 一种空气平板电离室和具有该电离室的剂量仪 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104916512B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107456664B (zh) * | 2017-08-22 | 2021-05-11 | 哈尔滨工程大学 | 一种半球形可伸缩3d光纤加速器晨检仪 |
CN108550516B (zh) * | 2018-05-24 | 2021-01-01 | 上海联影医疗科技股份有限公司 | 医用直线加速器的多通道电离室及其收集极 |
CN111880212B (zh) * | 2020-08-11 | 2023-03-14 | 中国工程物理研究院核物理与化学研究所 | 一种表面氚浓度探测器 |
CN112180044B (zh) * | 2020-09-29 | 2023-02-10 | 北京东创旭新测控技术有限公司 | 空气负离子采集器标定方法和装置以及装置的操作方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0868862A (ja) * | 1994-08-30 | 1996-03-12 | Hitachi Medical Corp | 電離箱型x線検出器 |
JPH10332835A (ja) * | 1997-05-28 | 1998-12-18 | Toshiba Corp | 電離箱形放射線検出器 |
CN2591644Y (zh) * | 2002-12-16 | 2003-12-10 | 清华大学 | 用于x射线源剂量率监控的穿透电离室 |
JP2008014953A (ja) * | 2007-08-06 | 2008-01-24 | Toshiba Corp | αβ検出装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2249449Y (zh) * | 1996-01-17 | 1997-03-12 | 中国科学院新疆物理研究所 | 窗口可调式双壁电离室 |
SE530171C2 (sv) * | 2000-10-13 | 2008-03-18 | Xcounter Ab | Gasbaserad detektor |
JP2004212318A (ja) * | 2003-01-08 | 2004-07-29 | Shimadzu Corp | X線被曝線量計 |
CN201975365U (zh) * | 2011-03-04 | 2011-09-14 | 中国原子能科学研究院 | 一种用于在线监测15MeV以上质子束流的透射电离室 |
JP5924981B2 (ja) * | 2012-03-02 | 2016-05-25 | 三菱電機株式会社 | 放射線ビームモニタ装置 |
CN103681179B (zh) * | 2013-12-31 | 2016-06-22 | 中国原子能科学研究院 | 一种平板电离室 |
CN204067298U (zh) * | 2014-07-04 | 2014-12-31 | 成都利尼科医学技术发展有限公司 | 一种辐射探测器电离室 |
-
2015
- 2015-04-30 CN CN201510217148.5A patent/CN104916512B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0868862A (ja) * | 1994-08-30 | 1996-03-12 | Hitachi Medical Corp | 電離箱型x線検出器 |
JPH10332835A (ja) * | 1997-05-28 | 1998-12-18 | Toshiba Corp | 電離箱形放射線検出器 |
CN2591644Y (zh) * | 2002-12-16 | 2003-12-10 | 清华大学 | 用于x射线源剂量率监控的穿透电离室 |
JP2008014953A (ja) * | 2007-08-06 | 2008-01-24 | Toshiba Corp | αβ検出装置 |
Also Published As
Publication number | Publication date |
---|---|
CN104916512A (zh) | 2015-09-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7476867B2 (en) | Device and method for quality assurance and online verification of radiation therapy | |
CN104916512B (zh) | 一种空气平板电离室和具有该电离室的剂量仪 | |
Boag | Ionization chambers | |
Seltzer et al. | New national air-kerma standard for low-energy electronic brachytherapy sources | |
Poppinga et al. | Determination of the active volumes of solid‐state photon‐beam dosimetry detectors using the PTB proton microbeam | |
CN108614287A (zh) | 一种可实现束流均匀性在线测量的电离室探测器 | |
CN115524734A (zh) | 一种用于质子、重离子位置探测的薄膜空气电离室 | |
CN206194691U (zh) | 一种同步辐射软x射线无损实时位置分辨电离室 | |
US11534626B2 (en) | Asymmetric dual-mode ionization systems and methods | |
CN104833997B (zh) | 一种用于检测医用电子直线加速器射线的剂量仪 | |
US2845544A (en) | Neutron measuring method and apparatus | |
US4091288A (en) | Threshold self-powered gamma detector for use as a monitor of power in a nuclear reactor | |
CN110927770B (zh) | 用于测量粒子源空气比释动能率的装置及方法 | |
CN211907381U (zh) | 一种用于高能电子束剂量测量的平板电离室 | |
CN109801730B (zh) | 一种质子源的获取方法 | |
Wang et al. | Simulation of correction factor about electronic loss and fluorescence and scattering for W/MO X‐rays | |
CN110299280A (zh) | 一种环境水平高气压电离室及其标准剂量计系统 | |
CN108459342A (zh) | 一种抗辐照高气压蜂窝屏栅电离室及制造方法 | |
Jia et al. | Performance testing of a fully automated extrapolation ionization chamber with adjustable collection electrodes | |
CN117130033A (zh) | 一种用于防护水平的空腔电离室 | |
CN214669624U (zh) | 一种加速器x射线能量检测装置 | |
CN117790279A (zh) | 一种用于漏射线测量的平板电离室 | |
Wood | A sealed-off 14 MeV neutron• source incorporating a solid state alpha-particle detector | |
Huang et al. | Development of a thimble ionization chamber for high-energy x-ray dose distribution measurement in water | |
CN115015997A (zh) | 一种大面积在线中子探测器及探测方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170503 Address after: 510660, Guangdong Province, Guangzhou, Tianhe District Zhongshan Avenue, No. 379 Industrial Park, C block, 202-2106-2107 room Patentee after: GUANGZHOU RAYDOSE MEDICAL TECHNOLOGY CO., LTD. Address before: 510060 Yuexiu District East Road, Guangdong,, Department of radiation oncology, Zhongshan University Cancer Center Patentee before: Chen Lixin |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The invention relates to an air plate ionization chamber and a dosimeter with the ionization chamber Effective date of registration: 20210425 Granted publication date: 20170510 Pledgee: China Co. truction Bank Corp Guangzhou branch Pledgor: GUANGZHOU RAYDOSE MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021440000144 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220602 Granted publication date: 20170510 Pledgee: China Co. truction Bank Corp Guangzhou branch Pledgor: GUANGZHOU RAYDOSE MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021440000144 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An air plate ionization chamber and a dosimeter with the same Effective date of registration: 20220608 Granted publication date: 20170510 Pledgee: Chepi Road Branch of Guangzhou Bank Co.,Ltd. Pledgor: GUANGZHOU RAYDOSE MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2022980007296 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |