In an experiment, one tube produced 440 microwatts. When the researchers used four tubes at once, they could power 12 LEDs for 20 seconds.
In an experiment, one tube produced 440 microwatts. When the researchers used four tubes at once, they could power 12 LEDs for 20 seconds.
Yes and the production of millions of tiny plastic tubes to stick everywhere is a wonderful alternative.
It doesn’t have to be plastic. There are plenty of sustainable alternatives to plastic.