5 papers
Quantum sensing of low-frequency electric signal enabled by modulated auxiliary field in Rydberg atoms
Xiayang Fan, Shenchao Jin, Jiatian Liu +3
Rydberg atoms have emerged as a versatile and efficient platform for high-sensitivity quantum sensing of free-space electric fields, with remarkable progress in detecting low-frequ…
Sensing Low-Frequency Field with Rydberg Atoms via Quantum Weak Measurement
Ding Wang, Shenchao Jin, Xiayang Fan +5
Recently, Rydberg atom has emerged as an attractive choice to realize quantum sensing of low-frequency electric field. The progress so far has mostly utilized the intensity and pha…
Cooperative squeezing of internal and collective spins in an atomic ensemble
Youwei Zhang, Shenchao Jin, Junlei Duan +4
Creating highly spin-squeezed states for quantum metrology surpassing the standard quantum limit is a topic of great interest. Spin squeezing has been achieved by either entangling…
Heterodyne detection of low-frequency fields via Rydberg EIT with phase demodulation
Shenchao Jin, Xiayang Fan, Xin Wang +2
Recently, the rapid progress of quantum sensing research reveals that the Rydberg atoms have great potentials in becoming high-precision centimeter-scale antenna of low-frequency f…
Concurrent spin squeezing and light squeezing in an atomic ensemble
Shenchao Jin, Junlei Duan, Youwei Zhang +7
Squeezed spin states and squeezed light are both key resources for quantum metrology and quantum information science, but have been separately investigated in experiments so far. S…