A precise evaluation of NbN-based 1-V programmable Josephson voltage standard arrays. - Chiharu Urano; Yasushi Murayama; Akio Iwasa; Akira Shoji; Hirotake Yamamori; Mayumi Ishizaki (IEEE Trans. Instrum. Meas., 2005)

Comparison of a Multichip 10-V Programmable Josephson Voltage Standard System With a Superconductor-Insulator-Superconductor-Based Conventional System. - Takahiro Yamada; Yasushi Murayama; Hirotake Yamamori; Hitoshi Sasaki; Akira Shoji; Akio Iwasa; Hidefumi Nishinaka; Yasuhiro Nakamura (IEEE Trans. Instrum. Meas., 2009)

Calibration System for Zener Voltage Standards Using a 10 V Programmable Josephson Voltage Standard at NMIJ. - Michitaka Maruyama; Akio Iwasa; Hirotake Yamamori; Shih-Fang Chen; Chiharu Urano; Nobu-hisa Kaneko (IEEE Trans. Instrum. Meas., 2015)

Evaluation of Linearity Characteristics in Digital Voltmeters Using a PJVS System With a 10-K Cooler. - Michitaka Maruyama; Hikari Takahashi; Kenichi Katayama; Takahito Yonezawa; Takahiro Kanai; Akio Iwasa; Chiharu Urano; Shogo Kiryu; Nobu-hisa Kaneko (IEEE Trans. Instrum. Meas., 2015)