SARYAL, SUSHANT; Gerry, Matthew; Khait, Ilia; Segal, Dvira; AGARWALLA, BIJAY KUMAR
(American Physical Society, 2021-11)
We study bounds on ratios of fluctuations in steady-state time-reversal energy conversion devices. In the linear response regime, we prove that the relative fluctuations (precision) of the output current (power) is always ...