Fig. 8From: Pulse electromagnetic fields enhance extracellular electron transfer in magnetic bioelectrochemical systemsCurrent generation by Geobacter sulfurreducens PCA in MECs under the on and off cycle of PEMF. b  presents expanding curves of current generation in MECs during switching of PEMF in an operation cycle (between dish lines in a). The green triangle and pink ellipse arrows represent turn on and off of PEMF (b)Back to article page