About FUJII Kenichi
About National Metrology Inst. Japan (NMIJ), Ibaraki, JPN
About WASEDA Atsushi
About National Metrology Inst. Japan (NMIJ), Ibaraki, JPN
About BECKER Peter
About Physikalisch-Technische Bundesanstalt (PTB), Braunschweig, DEU
About BETTIN Horst
About Physikalisch-Technische Bundesanstalt (PTB), Braunschweig, DEU
About VALKIERS Staf
About JRC, European Commission, Geel, BEL
About TAYLOR Philip
About JRC, European Commission, Geel, BEL
About DE BIEVRE Paul
About MANA Giovanni
About Istituto di Metrologia “G. Colonnetti” (IMGC), Torino, ITA
About MATYI Richard
About National Inst. Standards and Technol. (NIST), MD, USA
About IEEE Transactions on Instrumentation and Measurement
About silicon isotope
About molecular volume
About Units,standards,primary standards,constants
About Experimental research on molecular structure and properties
About 同位体組成
About シリコン結晶
About Avogadro定数
About 現状