ƒPublications„

1)S. Hayakawa, A. Osaka, "Biomimetic deposition of calcium phosphates in a simulated body fluid", Journal of Non-Crystalline Solids, 263-264[1-3], 409-415 (2000).

2)X.-X. Wang, S. Hayakawa, K. Tsuru, A. Osaka, "Improvement of bioactivity of H2O2/TaCl5-treated titanium after subsequent heat treatments", Journal of Biomedical Materials Research, 52[1],171-176 (2000).

3)T. Yabuta, K. Tsuru, S. Hayakawa, C. Ohtsuki*, A. Osaka (*Nara Institete of Science and Technology), "Synthesis of bioactive organic-inorganic hybrid with ƒÁ-methacryloxypropyltrimethoxysilane", Journal of Sol-Gel Science and Technology, 19[1-3], 745-748 (2000).

4)S. Hayakawa, L.L. Hench* (*Department of Materials, Imperial College of Science, Technology and Medicine, Prince Consort Road, London, England), "AM1 study on infrared spectra of silica clusters modified by fluorine2", Journal of Non-Crystalline Solids, 262[1-3], 264-270 (2000).

5)S. Hayakawa, A. Osaka, H. Nishioka, S. Matsumoto*, Y. Miura**(*Frontier Materials Laboratory, Toyota Technological Institute, Nagoya-shi, Aichi, 468-8511, Japan) (**Department of Environmental Chemistry and Materials, Faculty of Environmental Science and Technology, Okayama University), "Structure of lead oxyfluorosilicate glasses: X-ray photoelectron and nuclear magnetic resonance spectroscopy and molecular dynamics simulation", Journal of Non-Crystalline Solids, 272[2-3], 103-118 (2000).

6)K. Kawabata*, H. Yoshimatsu**, E. Fujii*, K. Hiragushi*, A. Osaka, Y. Miura (*Okayama Ceramics Research Foundation, **Industrial Technology Center of Okayama Prefecture), "Fluidity of Al2O3-coated graphite powder slurry", Journal of Ceramic Society of Japan., 108, 753-757 (2000).

ƒInternational Proceedings„

1)K. Tsuru, S. Takemoto, S. Hayakawa, A. Osaka, "Apatite formation on electrochemically treated titanium", Materials Researh Society Symposium Proceedings, Vol.599, pp.141-146 (2000).

2)S. Takemoto, K. Tsuru, S. Hayakawa, A. Osaka, S. Takashima* (*Co-operative Research Center, Okayama University), "Blood compatibility and SOD activity of H2O2-oxidated titanium substrates",13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.35-38, 11.22-26 (2000).

3)A. Osaka, X.-X. Wang, S. Hayakawa, K. Tsuru, "Biomimetic deposition of apatite on electrochemically oxidized titanium substrates", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.263-266, 11.22-26 (2000).

4)X.-X. Wang, S. Hayakawa, A. Osaka, K. Tsuru, "Biomimetic deposition of calcium phosphate on thermally oxidized titanium and PTFE substrates", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.291-294, 11.22-26 (2000).

5)L. Ren, K. Tsuru, S. Hayakawa, A. Osaka, "In vitro apatite deposition and biodegradation of porous gelatin-silicate hybrids derived from Sol-Gel process", Materials Research Society Symposium Proceedings, Vol.628, cc.10.6.1-cc.10.6.6 (2000).

6)S. Takashima*, S. Takemoto, K. Tsuru, S. Hayakawa, A. Osaka (*Co-operative Research Center, Okayama University), "Blood compatibility and protein adsorption characteristics of Sol-Gel derived titania, 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.889-892,11.22-26 (2000).

ƒInternational Congress„

1)L. Ren, K. Tsuru, S. Hayakawa, A. Osaka, "In vitro apatite deposition and biodegradation of porous gelatin-silicate hybrids", 2000 MRS Spring Meeting, Abstract, CC10.6, pp.431, 2000.4.27, San Francisco, USA.

2)S. Takemoto, S. Takashima, S. Hayakawa, K. Tsuru, A. Osaka, gBlood compatibility of titanium treated with hydrogen peroxide solution containing metal chloride,h 6th World Biomaterials Congress, (Transactions I-1307), 2000.5, Hawaii, USA.

3)X.-X. Wang, S. Hayakawa, K. Tsuru, A. Osaka, gThe in vitro apatite deposition on the titanium with oxidation,h 6th World Biomaterials Congress, (Transactions I-1057), 2000.5, Hawaii, USA.

4)A. Osaka, S. Hayakawa, K. Tsuru, Y. Kawabe, "Biomimetic deposition of calcium phosphate on chemically and electrochemically treated titanium implant", Austceram 2000, Transactions, pp. 145, 2000.6.27, Sydney, Australia.

5)L. Rei, T. Yabuta, K. Tsuru, S. Hayakawa, A. Osaka, "Sol-gel preparation and in vito deposition of apatite on porous gelatin-slicate hybrids", Sixth international symposium on aeroels, Program and Abstracs, Transactions Poster Session E1, 2000.10.11, New Mexico, USA.

6)S. Takemoto, K. Tsuru, S. Hayakawa, A. Osaka, S. Takashima*(*Co-operative Research Center, Okayama University), "Blood compatibility and SOD activity of H2O2-oxidated titanium substrates", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.35-38, 2000.11.22-26, Bologna, Italy.

7)A. Osaka, X.-X. Wang, S. Hayakawa, K. Tsuru, "Biomimetic deposition of apatite on electrochemically oxidized titanium substrates", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.263-266, 2000.11.22-26, Bologna, Italy.

8)X.-X. Wang, S. Hayakawa, A. Osaka, K. Tsuru, "Biomimetic deposition of calcium phosphate on thermally oxidized titanium and PTFE substrates", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.291-294, 2000.11.22-26, Bologna, Italy.

9)S. Takashima*, S. Takemoto, K. Tsuru, S. Hayakawa, A. Osaka (*Co-operative Research Center, Okayama University), "Blood compatibility and protein adsorption characteristics of Sol-Gel derived titania", 13th International Symposium on Ceramics in Medicine, Bioceramics, Vol.13, pp.889-892,2000.11.22-26, Bologna, Italy.

10)S. Iwatani, Y. Kawabe, K. Tsuru, Satoshi Hayakawa and Akiyoshi Osaka, "Bioactivity of electrochemically treated titanium", 17th International Korea-Japan Seminar on Ceramics, B1, pp.207-211, 2000.11.29-12.1, Pusan, Korea.

11)A. Osaka, T. Yabuta, Y. Aburatani, K. Tsuru, S. Hayakawa, E.P. Besher, J.D. Macjenzie, "Sol-gel synthesis of inorganic-organic hybrids and their bioactivity", Internationas Symposium on Soft Solution Processing, Abstract, B-19, pp.137, 2000.12.13, Tokyo, Japan.