Born in Shandong, she graduated from the Department of Physics of Peking University, and in 1983 she emigrated with her family from China to the United States.
In a series of papers co-authored with fellow university physicist Douglas Torr and published between 1991 and 1993, she claimed a practical way to produce anti-gravity effects.
She claimed that an anti-gravity effect could be produced by rotating ions creating a gravitomagnetic field perpendicular to their spin axis.
[9] No evidence exists that the company performed any other work, although as of 2021, AC Gravity still remains listed as an extant business.
[10] A 2023 article published by the Huntsville Business Journal cited an interview with Li's son, Dr. George Men.