3 papers
cond-mat.supr-con2026
Direct Validation of Superconductivity through Contact-Free Detection of Persistent Supercurrents Using Room-Temperature Quantum Magnetometry
Xinyi Zeng, Chengzhen Qin, Bowen Fan +9
The accelerated emergence of new materials is driving the search for high temperature superconductors, but rapid experimental validation remains a critical bottleneck, particularly…
physics.app-ph2026
A Diamagnetic, Light-Driven Tesla Engine Based on a Mechanically Displaced, Magnetically Levitated Graphene Disk
Tian Tong, Feng Lin, Wei Zhang +11
Ferromagnetic materials are widely used in Tesla thermomagnetic engines, whereas diamagnetic counterparts have remained unexplored. Here, we demonstrate the first diamagnetic Tesla…
physics.optics2025
Optical rotation of ferrofluid on a horizontal substrate by Marangoni and thermomagnetic forces
Chengzhen Qin, Feng Lin, Laichen Liu +3
Light-actuation enables non-contact, precise, and flexible manipulation of liquids in microfluidics and liquid robots. However, it has long been a challenge to achieve optical rota…