Journal of Radiation Research and Radiation Processing, Volume. 42, Issue 5, 050203(2024)
Microstructural evolution of irradiated polyacrylonitrile fibers based on synchrotron radiation scattering
Figures & Tables(8)
Fig. 1. 2D-SAXS scattering patterns of PAN fibers and heat-treated PAN fibers
Fig. 2. In situ SAXS data for unirradiated and irradiated PAN fibers: (a) lateral size of the microporous; (b) axial size of the microporous; (c) orientation angle of the microporous
Fig. 3. Thermal property profiles of unirradiated and irradiated PAN fibers: (a) DSC; (b) TGA
Fig. 5. FTIR spectra of unirradiated and irradiated PAN fibers and their heat treated fibers
Fig. 6. 2D-WAXS plots of unirradiated and irradiated PAN fibers and their heat-treated fibers
Fig. 7. One-dimensional plots of WAXS of unirradiated and irradiated PAN fibers and their heat-treated fibers
Table 1. Microcrystalline structure information of unirradiated and irradiated PAN fibers and their heat-treated fibers
View tableView in ArticleTable 1. Microcrystalline structure information of unirradiated and irradiated PAN fibers and their heat-treated fibers
样品
Sample
2θ
/（°）
β
/（°）
Lc
/ nm
Xc
/ %
d002
/ nm
PAN 13.4 0.96 6.65 60.54 — 500 kGy PAN 13.4 0.99 6.41 56.39 — OPAN 13.5 4.37 1.46 — 0.353 O-500 kGy PAN 13.5 4.84 1.32 — 0.352
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Yuhang HUANG, Ruiqi SHAO, Yanling XUE, Feng TIAN, Tianyu LI, Wei WANG, Xiaoyuan PEI, Zhiwei XU. Microstructural evolution of irradiated polyacrylonitrile fibers based on synchrotron radiation scattering[J]. Journal of Radiation Research and Radiation Processing, 2024, 42(5): 050203
Paper Information
Category: RADIATION CHEMISTRY
Received: May. 8, 2024
Accepted: May. 28, 2024
Published Online: Jan. 2, 2025
The Author Email: XU Zhiwei (徐志伟)
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