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bicron圣戈班塑料闪烁体BC-400,BC-404,BC-408,BC-412,BC-416测试
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BC-400,BC-404,BC-408,BC-412,BC-416
Premium Plastic Scintillators
The premium plastic scintillators described in this data sheet include those with the highest light output, as well as the most economical
(BC-416). The chart below will direct you to the scintillator suitable foryour energy application.
BC-400 BC-404 BC-408 BC-412 BC-416
Radiation Detected
<100keV X-rays X
100keV to 5MeV gamma rays X
>5MeV gamma rays X X
Fast neutrons X X
Alphas, betas X X
Charged particles,cosmic rays,
muons, protons, etc. X X X
|
Principal Uses/Applications general purpose |
fast counting |
TOF large area |
large area |
large area economy | ||
|
Scintillation Properties – | ||||||
|
|
BC-400 |
BC-404 |
BC-408 |
BC-412 |
BC-416 | |
|
Light Output, %Anthracene |
65 |
68 |
64 |
60 |
38 | |
|
Rise Time, ns |
0.9 |
0.7 |
0.9 |
1.0 |
– | |
|
Decay Time (ns) |
2.4 |
1.8 |
2.1 |
3.3 |
4.0 | |
|
Pulse Width, FWHM, ns |
2.7 |
2.2 |
~2.5 |
4.2 |
5.3 | |
|
Wavelength of Max. Emission, nm |
423 |
408 |
425 |
434 |
434 | |
|
Light Attenuation Length, cm* |
160 |
140 |
210 |
210 |
210 | |
|
Bulk Light Attenuation Length, cm |
250 |
160 |
380 |
400 |
400 | |
|
Atomic Composition – |
|
|
|
|
| |
|
No. H Atoms per cc (x1022) |
5.23 |
5.21 |
5.23 |
5.23 |
5.25 | |
|
No. C Atoms per cc (x1022) |
4.74 |
4.74 |
4.74 |
4.74 |
4.73 | |
|
Ratio H:C Atoms |
1.103 |
1.100 |
1.104 |
1.104 |
1.110 | |
|
No. of Electrons per cc (x1023) |
3.37 |
3.37 |
3.37 |
3.37 |
3.37 | |
附录：北京高能所作过一份测试报告，《塑料闪烁体的辐照特性》分别测试了法国的圣戈班塑闪BC-408和BC404的辐射特性，并和美国美国的ELJEN公司的塑闪EJ-200作结果对比：
摘要：利用Co60放射源分别对3种塑料闪烁体(BC-408, EJ-200, BC-404)进行辐照损伤研究，比较辐照前后的透射谱、发射谱及光产额的变化，发现3种闪烁体在低剂量具有较好的抗辐照性能;当照射剂量超过1.44 e4Gy时，透射谱明显变坏，光输出减少很严重，但发射谱却保持不变.
百度文库：http://wenku.baidu.com/view/a1a6ac155f0e7cd1842536bc.html
https://blog.sciencenet.cn/blog-717037-575859.html
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