About KURAMOTO Naoki
About National Inst. of Advanced Industrial Sci. and Technol., Ibaraki, JPN
About AZUMA Yasushi
About National Inst. of Advanced Industrial Sci. and Technol., Ibaraki, JPN
About INABA Hajime
About National Inst. of Advanced Industrial Sci. and Technol., Ibaraki, JPN
About FUJII Kenichi
About National Inst. of Advanced Industrial Sci. and Technol., Ibaraki, JPN
About Metrologia
About silicon isotope
About interferometer
About sphere
About volume measurement
About physical constant
About densitometry
About radiography
About surface course
About ellipsometer
About silicon
About Avogadro constant
About X-ray densitometry
About silicon 28
About optical interferometer
About Measuring methods and instruments of length,area,cross section,volume,angle
About Avogadro定数
About 光干渉計
About 球
About 体積測定