About MITOMO M
About National Inst. Research in Inorganic Materials, Ibaraki
About SETAKA N
About National Inst. Research in Inorganic Materials, Ibaraki
About TSUTSUMI M
About National Inst. Research in Inorganic Materials, Ibaraki
About silicon nitride
About Properties of ceramics and ceramic whiteware
About 衝撃圧縮
About サイアロン