{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,10]],"date-time":"2025-10-10T01:32:37Z","timestamp":1760059957722,"version":"build-2065373602"},"reference-count":60,"publisher":"MDPI AG","issue":"8","license":[{"start":{"date-parts":[[2025,7,28]],"date-time":"2025-07-28T00:00:00Z","timestamp":1753660800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Key-Area Research and Development Program of Guangdong Province","award":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"],"award-info":[{"award-number":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"]}]},{"name":"National Natural Science Foundation of China","award":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"],"award-info":[{"award-number":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"]}]},{"name":"Innovation Program for Quantum Science and Technology","award":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"],"award-info":[{"award-number":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"]}]},{"name":"Science, Technology and Innovation Commission of Shenzhen Municipality","award":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"],"award-info":[{"award-number":["2018B030325002","92165210","11904157","2021ZD0302300","KQTD20200820113010023"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Entropy"],"abstract":"<jats:p>Dynamic decoupling (DD) can suppress decoherence caused by environmental noise, while in hybrid system it also hinders coherent manipulation between qubits. We realized the universal high-fidelity quantum gate set and the preparation of Bell states using dynamical decoupling gates (DD gates) in a silicon-based phosphorus-doped (Si:P) system, effectively resolving the contradiction between decoherence protection and manipulation of qubits. The simulation results show that the fidelity of the universal quantum gate set are all above 99%, and the fidelity of Bell state preparation is over 96%. This work realized the compatibility between coherent protection and high-fidelity manipulation of quantum states, provided a reliable theoretical support for high-fidelity quantum computing.<\/jats:p>","DOI":"10.3390\/e27080805","type":"journal-article","created":{"date-parts":[[2025,7,28]],"date-time":"2025-07-28T14:50:03Z","timestamp":1753714203000},"page":"805","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["High-Fidelity Operations on Silicon Donor Qubits Using Dynamical Decoupling Gates"],"prefix":"10.3390","volume":"27","author":[{"given":"Jing","family":"Cheng","sequence":"first","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, School of Optoelectonic Science and Engineering, South China Normal University, Guangzhou 510006, China"},{"name":"Guangdong Provincial Key Laboratory of Quantum Engineering and Quantum Materials, School of Optoelectonic Science and Engineering, South China Normal University, Guangzhou 510006, China"},{"name":"National Quantum Communication (Guangdong) Co., Ltd., Guangzhou 510700, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shihang","family":"Zhang","sequence":"additional","affiliation":[{"name":"International Quantum Academy, Shenzhen 518048, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Banghong","family":"Guo","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, School of Optoelectonic Science and Engineering, South China Normal University, Guangzhou 510006, China"},{"name":"Guangdong Provincial Key Laboratory of Quantum Engineering and Quantum Materials, School of Optoelectonic Science and Engineering, South China Normal University, Guangzhou 510006, China"},{"name":"National Quantum Communication (Guangdong) Co., Ltd., Guangzhou 510700, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Huanwen","family":"Xie","sequence":"additional","affiliation":[{"name":"National Quantum Communication (Guangdong) Co., Ltd., Guangzhou 510700, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Peihao","family":"Huang","sequence":"additional","affiliation":[{"name":"International Quantum Academy, Shenzhen 518048, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2025,7,28]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"120","DOI":"10.1103\/PhysRevA.57.120","article-title":"Quantum computation with quantum dots","volume":"57","author":"Loss","year":"1998","journal-title":"Phys. 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