33 citations · 70 across the 15 of their papers we have counts for
15 papers
Observation of hierarchy of Hilbert space ergodicities in the quantum dynamics of a single spin
Wenquan Liu, Zouwei Pan, Yue Fu +4
Ergodicity, the property that all allowed configurations are explored over time, plays a pivotal role in explaining the equilibrium behavior of classical dynamical systems. Yet, su…
Scalable architecture for dark photon searches: Superconducting-qubit proof of principle
Runqi Kang, Qingqin Hu, Xiao Cai +4
The dark photon is a well-motivated candidate of dark matter due to its potential to open the window of new physics beyond the Standard Model. A fundamental mass-range-sensitivity…
Non-Hermitian non-Abelian topological transition in the S=1 electron spin system of a nitrogen vacancy centre in diamond
Yunhan Wang, Yang Wu, Xiangyu Ye +5
Topological phases and transitions are of fundamental importance in physics, which provide a deep insight into the understanding of materials. Recently, non-Abelian topological tra…
Experimental observation of Dirac exceptional point
Yang Wu, Dongfanghao Zhu, Yunhan Wang +2
The energy level degeneracies, also known as exceptional points (EPs), are crucial for comprehending emerging phenomena in materials and enabling innovative functionalities for dev…
New Constraints on Dark Photon Dark Matter with a Millimeter-Wave Dielectric Haloscope
Guoqing Wei, Diguang Wu, Runqi Kang +4
Dark matter remains one of the most profound and unresolved mysteries in modern physics. To unravel its nature, numerous haloscope experiments have been implemented across various…
Experimental investigation of coherent ergotropy in a single spin system
Zhibo Niu, Yang Wu, Yunhan Wang +2
Ergotropy is defined as the maximum amount of work that can be extracted through a unitary cyclic evolution. It plays a crucial role in assessing the work capacity of a quantum sys…
Emergent Universal Quench Dynamics in Randomly Interacting Spin Models
Yuchen Li, Tian-Gang Zhou, Ze Wu +9
Universality often emerges in low-energy equilibrium physics of quantum many-body systems, despite their microscopic complexity and variety. Recently, there has been a growing inte…
Near-Quantum-limited Haloscope Detection of Dark Photon Dark Matter Enhanced by a High-Q Superconducting Cavit
Runqi Kang, Man Jiao, Yu Tong +6
We report new experimental results on the search for dark photons based on a near-quantum-limited haloscope equipped with a superconducting cavity. The loaded quality factor of the…
New Constraints on Exotic Spin-Spin-Velocity-Dependent Interactions with Solid-State Quantum Sensors
Yue Huang, Hang Liang, Man Jiao +8
We report new experimental results on exotic spin-spin-velocity-dependent interactions between electron spins. We designed an elaborate setup that is equipped with two nitrogen-vac…
Measurement of the earth tides with a diamagnetic-levitated micro-oscillator at room temperature
Yingchun Leng, Yiming Chen, Rui Li +7
The precise measurement of the gravity of the earth plays a pivotal role in various fundamental research and application fields. Although a few gravimeters have been reported to ac…
Experimental test of the Crooks fluctuation theorem in a single nuclear spin
Wei Cheng, Wenquan Liu, Zhibo Niu +3
We experimentally test the Crooks fluctuation theorem in a quantum spin system. Our results show that the Crooks fluctuation theorem is valid for different speeds of the nonequilib…
Third-order exceptional line in a nitrogen-vacancy spin system
Yang Wu, Yunhan Wang, Xiangyu Ye +6
The exceptional points (EPs) aroused from the non-Hermiticity bring rich phenomena, such as exceptional nodal topologies, unidirectional invisibility, single-mode lasing, sensitivi…
Experimental test of the Jarzynski equality in a single spin-1 system using high-fidelity single-shot readouts
Wenquan Liu, Zhibo Niu, Wei Cheng +5
The Jarzynski equality (JE), which connects the equilibrium free energy with non-equilibrium work statistics, plays a crucial role in quantum thermodynamics. Although practical qua…
Experimental study on the principle of minimal work fluctuations
Wei Cheng, Wenquan Liu, Yang Wu +5
The central quantity in the celebrated quantum Jarzynski equality is , where is work and is the inverse temperature. The impact of quantum randomness on the fluctu…
Long-baseline quantum sensor network as dark matter haloscope
Min Jiang, Taizhou Hong, Dongdong Hu +8
Ultralight dark photons constitute a well-motivated candidate for dark matter. A coherent electromagnetic wave is expected to be induced by dark photons when coupled with Standard-…