Fig. 1From: Adaptation response of Pseudomonas fragi on refrigerated solid matrix to a moderate electric fieldSchematic diagrams of the alternating electric field (a) and a refrigerator equipped with the alternating electric field (b). 1: input controller; 2: transformer; 3: output controller; 4: discharge plate; 5: feedback control circuit; 6: alternating electric field generator; 7: petri dishes; 8: sample holder; 9: refrigeratorBack to article page