2021/02/18 by Dong Yang, Yang Dong, Shao-Chun Zhang +13
Earth and Planetary Sciences · Materials Science · Mathematics · Physics and Astronomy · #Computer science #Diamond and Carbon-based Materials Research #High-pressure geophysics and materials #Holonomic #Mathematics #Open quantum system #Physics #Quantum #Quantum computer #Quantum decoherence #Quantum error correction #Quantum gate #Quantum information #Quantum mechanics #Quantum network #Qubit #Qutrit #Realization (probability) #Topological Materials and Phenomena #quant-ph
paper · pdf · doi:10.1103/physrevapplied.16.024060
published as Phys. Rev. Applied 16, 024060 (2021) · 9 pages, 6 figures
arxiv created 2021/02/18 · openalex publication_date 2021/02/18 · arxiv updated 2021/09/08 · openalex created_date 2021/09/13 · openalex updated_date 2026/08/05
Experimental realization of a universal set of quantum logic gates with high-fidelity is critical to quantum information processing, which is always challenging by inevitable interaction between the quantum system and environment. Geometric quantum computation is noise immune, and thus offers a robust way to enhance the control fidelity. Here, we experimentally implement the recently proposed extensible nonadiabatic holonomic quantum computation with solid spins in diamond at room-temperature, which maintains both flexibility and resilience against decoherence and system control errors. Compared with previous geometric method, the fidelities of a universal set of holonomic single-qubit and two-qubit quantum logic gates are improved in experiment. Therefore, this work makes an important step towards fault-tolerant scalable geometric quantum computation in realistic systems.