116 citations · 317 across the 8 of their papers we have counts for
8 papers
Practical advantage of non-Hermitian enhanced quantum sensing
Kun Yang, Yaoming Chu, Musang Gong +2
Non-Hermitian systems have emerged as a powerful paradigm for ultrasensitive sensing, leveraging unique spectral and dynamical properties unmatched in Hermitian physics. While rece…
Two-photon-transition superadiabatic passage in an nitrogen-vacancy center in diamond
Musang Gong, Min Yu, Yaoming Chu +6
Reaching a given target quantum state with high fidelity and fast operation speed close to the quantum limit represents an important goal in quantum information science. Here, we e…
Accelerated quantum control in a three-level system by jumping along the geodesics
Musang Gong, Min Yu, Ralf Betzholz +4
In a solid-state spin system, we experimentally demonstrate a protocol for quantum-state population transfer with an improved efficiency compared to traditional stimulated Raman ad…
Experimental estimation of the quantum Fisher information from randomized measurements
Min Yu, Dongxiao Li, Jingcheng Wang +5
The quantum Fisher information (QFI) represents a fundamental concept in quantum physics. On the one hand, it quantifies the metrological potential of quantum states in quantum-par…
Precise Spectroscopy of High-Frequency Oscillating Fields with a Single-Qubit Sensor
Yaoming Chu, Pengcheng Yang, Musang Gong +5
Precise spectroscopy of oscillating fields plays significant roles in many fields. Here, we propose an experimentally feasible scheme to measure the frequency of a fast-oscillating…
Quantum Fisher information measurement and verification of the quantum Cramér-Rao bound in a solid-state qubit
Min Yu, Yu Liu, Pengcheng Yang +8
The quantum Cramér-Rao bound sets a fundamental limit on the accuracy of unbiased parameter estimation in quantum systems, relating the uncertainty in determining a parameter to th…
Experimental measurement of the quantum geometric tensor using coupled qubits in diamond
Min Yu, Pengcheng Yang, Musang Gong +9
Geometry and topology are fundamental concepts, which underlie a wide range of fascinating physical phenomena such as topological states of matter and topological defects. In quant…
Protecting quantum spin coherence of nanodiamonds in living cells
Q. -Y. Cao, P. -C. Yang, M. -S. Gong +9
Due to its superior coherent and optical properties at room temperature, the nitrogen-vacancy (N-V ) center in diamond has become a promising quantum probe for nanoscale quantum se…