3 papers
quant-ph2026
Field-Tunable Meissner-Levitated Ferromagnetic Microsphere Sensor for Cryogenic Casimir and Short-Range Gravity Tests
Yi-Chong Ren, Feng Xu, Wijnand Broer +2
Near-field force measurements at submicron separations can probe Casimir effects and hypothetical short-range interactions, but require cryogenic operation and stable, \textit{in s…
hep-ph2026
Search for Ultralight Axion Dark Matter with a Levitated Ferromagnetic Torsional Oscillator
Chunlong Li, Yiwei Huang, Shien Yang +5
We present a search for ultralight axion dark matter coupled to electron spins using a levitated ferromagnetic torsional oscillator (FMTO). This platform directly measures axion-in…
quant-ph2025
Hyperpolarized Molecular Nuclear Spins Achieve Magnetic Amplification
Shengbang Zhou, Qing Li, Yi Ren +6
The use of nuclear spins as physical sensing systems is disadvantaged by their low signal responsivity, particularly when compared to sensing techniques based on electron spins. Th…