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This publication collects a few of papers awarded on the very winning Symposium "Polymer Derived Ceramics and Composites" within the framework of the eighth Pacific Rim convention on Ceramic and Glass know-how. There, over 70 researchers from all over the world mentioned their most modern ideas over 4 complete days. It covers all of the major points of interdisciplinary learn and improvement within the box of Polymer-Derived-Ceramics, from the precursor synthesis and features to the polymer-to-ceramic conversion, from processing and shaping of preceramic polymers into ceramic elements to their microstructure on the nano- and micro-scale, from their homes to their such a lot proper functions in several fields.Content:

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97, (5), 626 (2006). 21 R. Riedel, A. Kienzle, W. Dressier, L. Ruwisch, J. Bill, F. Aldinger, A silicoboron carbonitride ceramic stable to 2000 DegC Nature 382, (6594), 796 (1996). -C. Wang, F. Aldinger, R. Riedel, Novel silicon-boron-carbon-nitrogen materials thermally stable up to 2200 DegC J. Am. Ceram. Soc. 84, (10), 2179 (2001). -C. Wang, P. Gerstel, G. Kaiser, J. Bill, F. Aldinger, Synthesis of Ultrahigh-Temperature SiB-C-N Ceramic from Polymeric Waste Gas J. Am. Ceram. Soc. 88, (10), 2709 (2005).

Umesaki and I. Sakai, Nuc. Instr. Meth. Phys. Res. A, 467-468,1030(2001). 14 R. L. McGreevy, J. : Condens. Matter, 13, 877, (2001). 15 S. Kohara and K. Suzuya, J. : Condens. Matter, 17, S77, (2005). P. Rino, I. S. Branicio, R. K. Kalia, A. Nakano, F. Shimojo and P. Vashishta: Phys. Rev. B, 70, 045207 (2004). B. Shaffer, Acta Cryst. B, 25, 477 (1967). 18 T. Fukunaga, K. Itoh, S. Orimo, M. Aoki and H. Fujii, /. , 327, 224 (2001). 19 A. Saha, R. L. Williamson, J. Am. Ceram. Soc, 89, 2188 (2006). 38 ■ Advances in Polymer Derived Ceramics and Composites Advances in Polymer Derived Ceramics and Composites Edited by Paolo Colombo and Rishi Raj Copyright © 2010 The American Ceramic Society EVALUATION OF HEAT STABILITY OF Si-O-C FIBERS DERIVED POLYMETHYLSILSESQUIOXANE FROM Masaki Narisawa, Ryu-Ichi Sumimoto, Ken-Ichiro Kita, Yayoi Satoh and Hiroshi Mabuchi Department of Materials Science, Graduate School of Engineering, Osaka Prefecture University 1-1, Gakuen-Cho, Naka-Ku, Sakai 599-8531, Osaka, Japan Young-Wook Kim Department of Materials Science and Engineering, The University of Seoul, 90 Jeonnong-dong, Dongdaemoon-ku, Seoul 130-743, Korea Masaki Sugimoto and Masahito Yoshikawa Quantum Beam Science Directorate, Japan Atomic Energy Agency, Takasaki, Gunma, 370-1292, Japan ABSTRACT Si-O-C fibers were synthesized from melt spun polymethylsilsesquioxane (PMSQ) fiber with S1CI4 curing.

Fig. 4 shows resulting morphologies. The fiber is fragile and thin as compared with the fiber treated in air. The surface is often rough, and whiskers are formed at contact points between the monofilaments. Composition of the whiskers is probably SiC. indicates SiO evolution and reaction with carbon monofilaments. 7 42 Such whisker formation sources ■ Advances in Polymer Derived Ceramics and Composites in the vicinity of Evaluation of Heat Stability of Si-O-C Fibers Derived from Polymethylsilsesquioxane Fig.

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