Quantum Fredkin and Toffoli gates on a versatile programmable silicon photonic chip

Abstract Quantum logic gates are backbones of quantum information processing (QIP), wherein the typical three-qubit Fredkin and Toffoli gates are essential in quantum computation and communication. So far, the quantum Fredkin gate has only been demonstrated with pre-entangled input states in free-sp...

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Bibliographic Details
Main Authors: Yuan Li, Lingxiao Wan, Hui Zhang, Huihui Zhu, Yuzhi Shi, Lip Ket Chin, Xiaoqi Zhou, Leong Chuan Kwek, Ai Qun Liu
Format: Article
Language:English
Published: Nature Portfolio 2022-09-01
Series:npj Quantum Information
Online Access:https://doi.org/10.1038/s41534-022-00627-y