Tritium distribution analysis of Be limiter tiles from JET-ITER like wall campaigns using imaging plate technique and β-ray induced X-ray spectrometry

2020 ◽  
Vol 160 ◽  
pp. 111959
Author(s):  
S.E. Lee ◽  
Y. Hatano ◽  
M. Hara ◽  
S. Masuzaki ◽  
M. Tokitani ◽  
...  
Author(s):  
T. Oikawa ◽  
N. Mori ◽  
T. Katoh ◽  
Y. Harada ◽  
J. Miyahara ◽  
...  

The “Imaging Plate”(IP) is a highly sensitive image recording plate for X-ray radiography. It has been ascertained that the IP has superior properties and high practicability as an image recording material in a TEM. The sensitivity, one of the properties, is about 3 orders higher than that of conventional photo film. The IP is expected to be applied to low dose techniques. In this paper, an estimation of the quantum noise on the TEM image which appears in case of low electron dose on the IP is reported.In this experiment, the JEM-2000FX TEM and an IP having the same size as photo film were used.Figure 1 shows the schematic diagram of the total system including the TEM used in this experiment. In the reader, He-Ne laser light is scanned across the IP, then blue light is emitted from the IP.


1995 ◽  
Vol 27 (Supplement) ◽  
pp. S117
Author(s):  
K. T. Farrell-Lee ◽  
D. L. Alekel ◽  
C. B. Christ ◽  
J. L. Clasey ◽  
P. C. Fehling ◽  
...  

2015 ◽  
Vol 67 (2) ◽  
pp. 379-381 ◽  
Author(s):  
M. Higaki ◽  
T. Otsuka ◽  
K. Tokunaga ◽  
K. Hashizume ◽  
K. Ezato ◽  
...  

2022 ◽  
Vol 905 ◽  
pp. 333-337
Author(s):  
Sheng Fu Yang ◽  
Chun Liang Chen ◽  
Kuang Li Chien ◽  
Chih Chao Liang ◽  
Hsien Ho Chuo

In the period of silicon and silicon carbide wafer slicing process, the abrasive oil, silicon carbide (SiC), silicon and trace elements e.g., iron, zinc, copper, and nickel is generated as an oily mixture of insoluble matter. The SiC is the main component (>70%) in the abrasive slurry and the extraction of SiC from the slurry can eliminate the risk of illegal waste disposal and reduce the cost for the enterprises. In this study, a chemical separation process is applied to remove silicon particles and SiC can be extracted from the slurry mixtures. The X-ray diffraction analysis revealed that recycled material is moissanite with two crystalline polymorphs. The 3C and 6H X-ray powder pattern is observed and the cubic and hexagonal crystalline structure is revealed. The particle size distribution analysis showed that median value of purified SiC powder material is 9.8 μm.


2020 ◽  
Vol 91 (3) ◽  
pp. 033105 ◽  
Author(s):  
Yufeng Dong ◽  
Zhe Zhang ◽  
Miaohua Xu ◽  
Yuhan Du ◽  
Chenglong Zhang ◽  
...  
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