3 papers
cond-mat.mtrl-sci2026
Oxygen-vacancy quantum spin defects in silicon carbide
Yu Chen, Qi Zhang, Mingzhe Liu +11
Optically addressable spin defects in wide-bandgap semiconductors are promising building blocks for quantum sensing and quantum networks. Establishing their atomic structure is ess…
cond-mat.mtrl-sci2025
Towards Identifying the PL6 Center in SiC: From First-Principles Screening to Hyperfine Validation of Competing Defect Candidates
Xin Zhao, Mingzhe Liu, Yu Chen +2
The PL6 color center in 4H-SiC, known for its excellent ambient-temperature spin and optical properties, has an unresolved microscopic origin. In this first-principles study, we sy…
cond-mat.mtrl-sci2025
Mechanisms of Dual-Band Emission in Sb-Doped Rare-Earth Phosphates Revealed
Ruijie Hao, Xin Zhao, Chang-Kui Duan
The Sb ion has garnered significant interest due to its effectiveness in boosting the optical properties of host materials. Among the interesting phenomena is the commonly o…