About YOSHIDA H
About Advantest Lab., Ltd., Miyagi, JPN
About KOZAKAI T
About Advantest, Ltd., Gunma, JPN
About MURAYAMA Y
About Electrotechnical Lab., JPN
About IEEE Transactions on Instrumentation and Measurement
About primary standard
About Measuring methods and instruments of current,voltage,charge
About Josephson junction and elements
About Josephson接合
About アレイ
About 電圧標準
About 精密
About 平衡法