Grumpy Old Geeks Topics Diamond batteries Topic Diamond batteries 2 mentions in 1 episode The hosts discuss a proposed battery using radioactive carbon-14 extracted from nuclear waste. Mentions 198: Game Over Man, GAME OVER! Feb 27, 2017 1:11:22 A supercharged diamond battery from compressed radioactive carbon 14 extracted from nuclear waste. 1:12:18 I don't think they're on the market yet.