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A study of nitridation process of polycarbosilane fibers by solid-state high-resolution NMR

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Abstract

Results of the29Si NMR spectroscopy show that the nitridation of polycarbosilane fibers begins at about 500°C and is almost complete at about 700°C. It can be concluded that the C−Si and carbon bonds of polycarbosilane fibers are broken by heat-treatment at 630°C in NH3 gas flow.

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Taki, T., Inui, M., Okamura, K. et al. A study of nitridation process of polycarbosilane fibers by solid-state high-resolution NMR. Appl Magn Reson 2, 61 (1991). https://doi.org/10.1007/BF03166267

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  • DOI: https://doi.org/10.1007/BF03166267

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