Laser-Sintered Barium Titanate |
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Authors: | Toshihiro Kasai Yoshiharu Ozaki Hideki Noda Kenji Kawasaki Kei Tanemoto |
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Affiliation: | Department of Industrial Chemistry, Faculty of Engineering, Seikei University, Kitijojikitamachi 3, Musashinoshi, Tokyo 180, Japan |
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Abstract: | Laser sintering of alkoxy-derived ultrafine BaTiO3 powders was investigated. The temperature increases of the sample with laser irradiation were measured with a thermocouple. It was found that laser irradiation could generate enough heat to sinter ceramics. A slurry was prepared by mixing an alkoxy-derived BaTiO3 powder, binder additives, solvent, and plasticizer. The slurry was tape cast and dried to give a green sheet. The green sheet was laser sintered and was then characterized by SEM, XRD, and density measurements. The effect of burnout before laser irradiation and the characteristic microstructure of laser-sintered BaTiO3 are described. |
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Keywords: | barium titanate sintering lasers processing slurries |
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