Cell, cell stack device, module and module-containing device

Abstract

A cell including: a body having a first end portion and a second end portion; a first electrode layer electrically connected to the body; a solid electrolyte layer located on the first electrode layer; and a second electrode layer located on the solid electrolyte layer, wherein the body includes a plurality of gas-flow passages passing through the body from the first end portion to the second end portion; and the plurality of gas-flow passages include: one or more center-shifted gas-flow passages that include: a central portion and a first end portion; wherein a center of the one or more center-shifted gas-flow passages at the central portion is laterally shifted from a center of the one or more center- shifted gas-flow passages at the first end portion and a diameter of the one or more center-shifted gas-flow passages gradually increases from the central portion to the first end portion.

Dependencies are inferred from the claim text.