Fig. 2From: Carbonate dual-phase improves the performance of single-layer fuel cell made from mixed ionic and semiconductor compositeA flowchart presenting the manufacturing procedure of the LNZ-GDC-NLKC material (a). Experimental setup used for electrochemical characterization (b). A zoom-in (c) of the area marked with a red rectangle in (b). The area inside the red ellipse (c) was covered by a high-temperature sealant flexBack to article page