Mikrofon od grafena 32x osetljiviji od standardniog mikrofona?Citat:
And now, enter graphene – researchers at the University of Belgrade, Serbia, have developed a proof-of-concept microphone with a vibrating membrane made from the so-called “wonder material”, and were able to show up to 15 dB higher sensitivity compared to a high-end commercial microphone, at frequencies up to 11 kHz.
http://www.technology.org/2015...-than-its-nickel-counterparts/
Stane Dolanc: "Bavljenje tehnikom treba da postane svakodnevna potreba coveka.."
