Quantum Bits with Electric Charges by Josephson Junction
Ryoichi Suzuki, Hiroaki Saito, Tomoya Yamaguchi, Ayumu Sugiyama, Isao Sakamoto, Hidemi Nagao, Kiyoshi Nishikawa · Molecular Crystals and Liquid Crystals · 2002
Recently, K.Ch.Chatzisavvas et al. have proposed the one- and two-qubit device by means of Josephson junction. In this work, we extend their work to realize the three-qubit device, and construct explicitly the CCNOT gate of the three-qubit device. Quantum Computer Qubit Josephson junction