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| Autores principales: | , , , , , , , , , , , , |
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| Formato: | Preprint |
| Publicado: |
2025
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| Materias: | |
| Acceso en línea: | https://arxiv.org/abs/2504.10815 |
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| _version_ | 1866912753738842112 |
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| author | Sun, Haoyu Yu, Pei Zhou, Xu Ye, Xiangyu Wang, Mengqi Liu, Zhaoxin Guo, Yuhang Liu, Wenzhao Huang, You Wang, Pengfei Shi, Fazhan Xia, Kangwei Wang, Ya |
| author_facet | Sun, Haoyu Yu, Pei Zhou, Xu Ye, Xiangyu Wang, Mengqi Liu, Zhaoxin Guo, Yuhang Liu, Wenzhao Huang, You Wang, Pengfei Shi, Fazhan Xia, Kangwei Wang, Ya |
| contents | Advances in hybrid quantum systems and their precise control are pivotal for developing advanced quantum technologies. Two-dimensional (2D) materials with optically accessible spin defects have emerged as a promising platform for building integrated quantum spin systems due to their exceptional flexibility and scalability. However, experimentally realizing such systems and demonstrating their superiority remains challenging. Here, we present a hybrid spin system operating under ambient conditions, integrating boron vacancy (V_B^-) spins in 2D hexagonal boron nitride flakes with a single nitrogen vacancy (NV) center in 3D single-crystal diamonds. This combined system achieves full controllability and exhibits enhanced performance for nanoscale magnetic sensing, including an improved dynamic range. Moreover, we investigate the rich many-body spin dynamics within the hybrid system, which enables us to estimate the concentration of V_B^- spins. This work provides a critical foundation for advancing the development of 2D-3D integrated quantum spin systems. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2504_10815 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Room-temperature hybrid 2D-3D quantum spin system for enhanced magnetic sensing and many-body dynamics Sun, Haoyu Yu, Pei Zhou, Xu Ye, Xiangyu Wang, Mengqi Liu, Zhaoxin Guo, Yuhang Liu, Wenzhao Huang, You Wang, Pengfei Shi, Fazhan Xia, Kangwei Wang, Ya Quantum Physics Advances in hybrid quantum systems and their precise control are pivotal for developing advanced quantum technologies. Two-dimensional (2D) materials with optically accessible spin defects have emerged as a promising platform for building integrated quantum spin systems due to their exceptional flexibility and scalability. However, experimentally realizing such systems and demonstrating their superiority remains challenging. Here, we present a hybrid spin system operating under ambient conditions, integrating boron vacancy (V_B^-) spins in 2D hexagonal boron nitride flakes with a single nitrogen vacancy (NV) center in 3D single-crystal diamonds. This combined system achieves full controllability and exhibits enhanced performance for nanoscale magnetic sensing, including an improved dynamic range. Moreover, we investigate the rich many-body spin dynamics within the hybrid system, which enables us to estimate the concentration of V_B^- spins. This work provides a critical foundation for advancing the development of 2D-3D integrated quantum spin systems. |
| title | Room-temperature hybrid 2D-3D quantum spin system for enhanced magnetic sensing and many-body dynamics |
| topic | Quantum Physics |
| url | https://arxiv.org/abs/2504.10815 |