Effect of the addition of TEOS on the SiC fibers fabricated by electrospinning

查看全文 作　　者：Jiayan [1]LI;Panpan [1]CAO;Yi [1]TAN;Lei [1]ZHANG

机构地区：[1]School of Materials Science and Engineering,Dalian University of Technology,Dalian 116024,China

出　　处：《Journal of Advanced Ceramics》索引2013年第2卷第3期,共4页

基　　金：This work was financially supported by the Fundamental Research Funds for the Central Universities(No.DUT12LAB03);the National Natural Science Foundation of China(No.51104028);the Specialized Research Fund for the Doctoral Program of Higher Education(20110041120031). 摘　　要：Polycarbosilane(PCS)has been widely used to fabricate silicon carbide(SiC)fibers via pyrolysis.In this paper,for improving the morphology of SiC fibers,tetraethyl orthosilicate(TEOS,m=1 g,3 g and 5 g,respectively)was added into the PCS precursor solution(containing 1.5 g PCS).The continuous fibers have been prepared by electrospinning,and then the SiC fibers were synthesized by calcination at 1300℃,1400℃and 1600℃for 4 h respectively with a heating rate of 10℃/min in flowing nitrogen(N_(2)).The morphologies of the fibers were investigated by the scanning electron microscope(SEM)and it could be seen that the crystallinity of the SiC fibers was lower,the length of the SiC fibers was increased,and the diameter was uniform with the increase of the addition amount of TEOS. 关键词：silicon carbide(SiC) tetraethyl orthosilicate(TEOS) ELECTROSPINNING fibers

相关文献

参考文献（15）
引证文献（2）
耦合文献（12）

参考文献(15)

引证文献(2)

耦合文献(12)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Effect of the addition of TEOS on the SiC fibers fabricated by electrospinning

参考文献(15)

引证文献(2)

耦合文献(12)

用户提示