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|1. (WO2018199095) SOLID OXIDE FUEL CELL|
|Title:||SOLID OXIDE FUEL CELL|
The solid oxide fuel cell of the present disclosure comprises a support substrate, a plurality of power generation element units, and a plurality of electrical connection parts. The support substrate includes: a gas channel comprising a gas channel wall surface extending along the longitudinal direction in the interior; and a first region located in the support substrate between the power generation element units and the gas channel, and a second region located in the support substrate between the electrical connection parts and the gas channel, as viewed in a cross-section including the power generation element units and the electrical connection parts. The gas permeability of the first region and the gas permeability of the second region differ.