GoKawiilWe thank M. Bhaskar, D. Assumpcao and C. Knaut for discussions. This research was supported by the National Science Foundation (grant no. DMR-1231319, titled ‘Center for Integrated Quantum Systems (CIQM)’), the Army Research Office/Department of the Army (award no. W911NF1810432, titled ‘Ab-Initio Solid-State Quantum Materials: Design, Production, and Characterization at the Atomic Scale’), the Office of Naval Research (award no. N00014-20-1-2425, titled ‘Quantum Information Processing with Phonons’), the National Science Foundation (award no. EEC-1941583, titled ‘NSF Engineering Research Center for Quantum Networks (CQN)’), the Air Force Office of Scientific Research (award no. FA9550-23-1-0333, titled ‘Quantum Phononics to Advance Quantum Information Processing’), the National Research Foundation funded by the Korean government (no. RS-2022-NR068818) and Amazon Web Services (award no. A50791, titled ‘Partnership for Quantum Networking’). G.J. was supported in part by the Natural Sciences and Engineering Research Council of Canada. K.K. acknowledges financial support from JSPS Overseas Research Fellowships (project no. 202160592). This work was partly supported by the KIST institutional program (26E0001 and 26E0011) funded by the Korea Institute of Science and Technology, and the National Research Foundation of Korea (NRF) (grant no. RS-2025-25445839), the Institute for Information and Communication Technology Planning and Evaluation (IITP) (grant no. RS-2025-25464657) and the National Research Council of Science and Technology (grant no. GTL25011-000), funded by the Korean government (Ministry of Science and ICT). C.C. was supported in part by Singapore’s Agency for Science, Technology and Research (A*STAR). H.W. acknowledges financial support from the NSF GRFP fellowship. B.P. acknowledges financial support from the US Department of Energy, Office of Science, Basic Energy Sciences, Materials Sciences and Engineering Division through Argonne National Laboratory under contract no. DE-AC02-06 CH11357. B.M. is involved in developing diamond photonic technology at IonQ. This work was performed in part at the Center for Nanoscale Systems, a member of the National Nanotechnology Infrastructure Network (NNIN), which is supported by the National Science Foundation (award no. ECS-0335765). The Center for Nanoscale Systems is part of Harvard University.
Purcell-enhanced spin–phonon coupling with a single colour centre
Why This Matters
This research advances the understanding of spin–phonon interactions in quantum systems, which is crucial for developing more efficient quantum information processing and sensing technologies. By enhancing spin–phonon coupling at the single-color center level, it paves the way for more scalable and robust quantum devices that can operate at room temperature or in practical environments. These breakthroughs could significantly impact the development of quantum networks, sensors, and computing hardware, benefiting both industry and consumers.
Key Takeaways
- Enhanced spin–phonon coupling improves quantum device performance.
- Single-color centers offer scalable pathways for quantum technology integration.
- This research supports the development of practical quantum networks and sensors.
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