"三田地成幸,柴田修一,安 光保,高橋志郎","多成分大開口数光ファイバの作製",,"日本電信電話公社 研究実用化報告",,"Vol. 27","No. 11","pp. 2383-2394",1987, "Seiko Mitachi,S. Shibata,Shiro Takahashi","The Glass System SiO2-B2O3-BaO-Na2O for HIgh-Numerical- Aperture Optical Fibers",,"J. Am. Ceram. Soc.",,"Vol. 64","No. 12","pp. 692-696",1981, "S. Shibata,Seiko Mitachi,Shiro Takahashi","High Numerical Aperture Multicomponent Glass Fiber",,"Appl. Optics",,"Vol. 19","No. 9","pp. 1484-1488",1980, "Shiro Takahashi,S. Shibata","Thermal Variation of Attenuation for Optical Fibres",,"J. Non-Cryst. Solids",,"Vol. 30","No. 3","pp. 359-370",1979, "Shiro Takahashi,SHUICHI SHIBATA,Mituho Yasu","Preparation of Low Loss Multi-Component Glass Fibers",,"Rev. Elect. Commun. Labs.",,"Vol. 27","No. 1-2","pp. 123-129",1979, "Shiro Takahashi,Seiko Mitachi,S. Shibata,Mituho Yasu","Multicomponent Glass Fibres with High Numerical Aperture",,"Electron. Lett.",,"Vol. 14","No. 9","pp. 280-281",1978, "柴田修一,高橋志郎,三田地成幸,安光保","多成分光ファイバの耐候性","電子通信学会総合全国大会","電子通信学会",,,"No. 942","pp. 4-199",1978, "Shiro Takahashi,S. Shibata,Mituho Yasu","Low Loss and Low OH Content Soda-Lime-Silica Glass Fibre",,"Electron. Lett.",,"Vol. 14","No. 5","pp. 151-152",1978, "高橋志郎,柴田修一,安光保","低損失多成分光ファイバの作製",,"日本電信電話公社 研究実用化報告",,"Vol. 27","No. 4","pp. 805-812",1978, "柴田修一,高橋 志郎","光ファイバ用ソーダライムシリカガラスの作製",,"日本電信電話公社 研究実用化報告","日本電信電話公社","Vol. 24","No. 7","pp. 1515-1523",1977,July "S. Shibata,Shiro Takahashi","Effect of Some Manufacturing Conditions on Optical Loss of Compound Glass Fibers",,"J. Non-Cryst. Solids",,"Vol. 23",,"pp. 111-122",1977, "高橋志郎,柴田修一,安光保","低損失光ファイバの連続製造","化学会第35秋季年会","日本化学会",,,,"pp. 203",1976, "柴田修一,高橋志郎","光学ガラスの光吸収損失に影響をおよぼす製造要因","化学会第30春季年会","日本化学会",,,,"pp. 983",1974,