Hacker News with Generative AI: Thermoelectrics

Homemade Copper Oxide Thermoelectric Generator Can Light an LED (2011) (sparkbangbuzz.com)
Just 16 copper oxide junctions can produce enough voltage to light an LED.
Organic thermoelectric device can harvest energy at room temperature (kyushu-u.ac.jp)
Fukuoka, Japan—Researchers have developed a new organic thermoelectric device that can harvest energy from ambient temperature.