Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
(1) composed of luminescent materials and rubber composition.
(2) absorb light during the day and night, and flexible.
(3) through the emitting light colors to identify the key.
(4) light can help find the keyhole.
Chun Yang, Shoujin Wu, Fubin Gu, Wenbo Huang