JP6959564B2 - 放射線検出用ガラス - Google Patents
放射線検出用ガラス Download PDFInfo
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- JP6959564B2 JP6959564B2 JP2017035684A JP2017035684A JP6959564B2 JP 6959564 B2 JP6959564 B2 JP 6959564B2 JP 2017035684 A JP2017035684 A JP 2017035684A JP 2017035684 A JP2017035684 A JP 2017035684A JP 6959564 B2 JP6959564 B2 JP 6959564B2
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- Prior art keywords
- glass
- radiation
- content
- radiation detection
- weather resistance
- 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.)
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- 239000011521 glass Substances 0.000 title claims description 60
- 230000005855 radiation Effects 0.000 title claims description 42
- 238000001514 detection method Methods 0.000 title claims description 25
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 15
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 15
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 238000001917 fluorescence detection Methods 0.000 description 20
- 230000035945 sensitivity Effects 0.000 description 20
- 230000007423 decrease Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 239000002994 raw material Substances 0.000 description 5
- 238000004031 devitrification Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000005191 phase separation Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- -1 for example Substances 0.000 description 3
- 238000010583 slow cooling Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 239000006060 molten glass Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006066 glass batch Substances 0.000 description 1
- 239000000156 glass melt Substances 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 1
- 229960002261 magnesium phosphate Drugs 0.000 description 1
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000005365 phosphate glass Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Measurement Of Radiation (AREA)
- Glass Compositions (AREA)
Description
Claims (5)
- 質量%で、SiO2 2.6〜10%、P2O5 70超〜80%、Al2O3 10〜20%、Na2O 5〜10.0%、Ag2O 0.01〜3%を含有することを特徴とする放射線検出用ガラス。
- 質量%で、さらにMgO 0〜20%、ZnO 0〜10%、B2O3 0〜10%含有することを特徴とする請求項1に記載の放射線検出用ガラス。
- 質量比で、P2O5/(SiO2+Al2O3)が2.3以上であることを特徴とする請求項1又は2に記載の放射線検出用ガラス。
- 個人被ばく線量計測に用いられることを特徴とする請求項1〜3のいずれかに記載の放射線検出用ガラス。
- 環境中の放射線計測に用いられることを特徴とする請求項1〜3のいずれかに記載の放射線検出用ガラス。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017035684A JP6959564B2 (ja) | 2017-02-28 | 2017-02-28 | 放射線検出用ガラス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017035684A JP6959564B2 (ja) | 2017-02-28 | 2017-02-28 | 放射線検出用ガラス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018141692A JP2018141692A (ja) | 2018-09-13 |
| JP6959564B2 true JP6959564B2 (ja) | 2021-11-02 |
Family
ID=63526537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017035684A Active JP6959564B2 (ja) | 2017-02-28 | 2017-02-28 | 放射線検出用ガラス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6959564B2 (ja) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5438310A (en) * | 1977-08-31 | 1979-03-22 | Toshiba Kasei Kougiyou Kk | Glass for dose meter |
| JP2971782B2 (ja) * | 1995-05-16 | 1999-11-08 | 旭テクノグラス株式会社 | 蛍光ガラス線量計測定装置 |
| US20100111487A1 (en) * | 2008-10-31 | 2010-05-06 | Bruce Gardiner Aitken | Phosphate Glasses Suitable for Neutron Detection and Fibers Utilizing Such Glasses |
| JP2011213569A (ja) * | 2010-03-15 | 2011-10-27 | Tohoku Univ | 発光ガラス、ガラス被覆発光素子及び発光装置 |
| JP6653182B2 (ja) * | 2015-01-30 | 2020-02-26 | Agcテクノグラス株式会社 | 蛍光ガラス線量計用ガラス |
| JP6748435B2 (ja) * | 2015-01-30 | 2020-09-02 | Agcテクノグラス株式会社 | 蛍光ガラス線量計用ガラス |
-
2017
- 2017-02-28 JP JP2017035684A patent/JP6959564B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018141692A (ja) | 2018-09-13 |
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