Electronics-free autonomous cooling
A sweat gland-inspired liquid crystal elastomer skin actuator, fabricated by 3D printing, autonomously discharges liquid upon overheating to cool without any electronics.
Zhenhua, He · Jiang, Saihua · Wang, Jianji · Attia, Nour F. · Dai, Kang · Zhou, Gang · Xiao, Shu
Chemical Engineering Journal 2025
Maintains surrounding temperature about 10°C below heating temperature
Autonomous response to overheating
Local liquid discharge