Rare-earth-free zinc oxide achieves a first in stress-to-light conversion

Mechanoluminescent materials convert mechanical energy such as stress, strain and vibration directly into light, making them attractive as self-powered sensors that require no batteries or wiring.
Nanowerk

Alkali-doped zinc oxide enables rare-earth-free mechanoluminescence

Lithium or sodium substitution turns abundant zinc oxide into a stress-activated near-infrared emitter for self-powered ...
Hackaday

Making A Crystodyne Radio With Zinc Oxide And Cat’s Whiskers

During the first half of the 20th century radio technology was booming, albeit restricted by the vacuum tube technology of the time which made radios cumbersome in size and power needs. The ...
Interesting Engineering on MSN

New zinc oxide-tellurium transistor replaces 75% of semiconductor components

Chipmakers face a difficult balancing act. Consumers want smarter devices with faster AI features, ...