文章来源：
Lei Wang et al Macroscopic laser pulling based on the Knudsen force in rarefied gas Optics Express (2022). DOI: 10.1364/OE.480019
Journal information: Optics Express
https://doi.org/10.1364/OE.480019
【《Optics Express》：青岛科技大学对稀薄气体中的宏观激光牵引的研究】https://phys.org/news/2023-01-optical-tractor-macroscopic.html
