Current and efficiency optimization under oscillating forces in entropic barriers
Nutku Ferhat†, , Aydıner Ekrem
       

Efficiency η versus load direction under various types of forces A = 0.5 (a) and A = 1.5 (b) at T = 0.5, f = 0.01 (low temperature case). Blue, red, green colors represent results for forces given by Eqs. (13)–(15), respectively.