75 citations · 208 across the 9 of their papers we have counts for
9 papers
Spin Relaxometry with Solid-State Defects: Theory, Platforms, and Applications
Ruotian Gong, Alex L. Melendez, Guanghui He +3
Spin relaxometry using solid-state spin defects, such as the diamond nitrogen-vacancy (NV) center, probes dynamical processes by measuring how environmental fluctuations enhance th…
Probing Boron Vacancy Defects in hBN via Single Spin Relaxometry
Alex L. Melendez, Ruotian Gong, Guanghui He +14
Spin defects in solids offer promising platforms for quantum sensing and memory due to their long coherence times and optical addressability. Here, we integrate a single nitrogen-v…
Quantum noise spectroscopy of superconducting dynamics in thin film BiSrCaCuO
Zhongyuan Liu, Ruotian Gong, Jaewon Kim +14
Characterizing the low-energy dynamics of quantum materials is crucial to our understanding of strongly correlated electronic states. Yet, it remains experimentally challenging to…
Probing Stress and Magnetism at High Pressures with Two-Dimensional Quantum Sensors
Guanghui He, Ruotian Gong, Zhipan Wang +15
Pressure serves as a fundamental tuning parameter capable of drastically modifying all properties of matter. The advent of diamond anvil cells (DACs) has enabled a compact and tabl…
Temperature dependent spin-phonon coupling of boron-vacancy centers in hexagonal boron nitride
Zhongyuan Liu, Ruotian Gong, Benchen Huang +9
The negatively charged boron-vacancy center () in hexagonal boron nitride (hBN) has recently emerged as a highly promising quantum sensor. Compared to th…
Experimental Realization of Discrete Time Quasi-Crystals
Guanghui He, Bingtian Ye, Ruotian Gong +5
Floquet (periodically driven) systems can give rise to unique non-equilibrium phases of matter without equilibrium analogs. The most prominent example is the realization of discret…
Isotope engineering for spin defects in van der Waals materials
Ruotian Gong, Xinyi Du, Eli Janzen +9
Spin defects in van der Waals materials offer a promising platform for advancing quantum technologies. Here, we propose and demonstrate a powerful technique based on isotope engine…
Quasi-Floquet prethermalization in a disordered dipolar spin ensemble in diamond
Guanghui He, Bingtian Ye, Ruotian Gong +4
Floquet (periodic) driving has recently emerged as a powerful technique for engineering quantum systems and realizing non-equilibrium phases of matter. A central challenge to stabi…
Coherent dynamics of strongly interacting electronic spin defects in hexagonal boron nitride
Ruotian Gong, Guanghui He, Xingyu Gao +6
Optically active spin defects in van der Waals materials are promising platforms for modern quantum technologies. Here we investigate the coherent dynamics of strongly interacting…