2). Bismuth is mainly found in the ores bismuthinite (bismuth sulfide) and bismite (bismuth oxide), but also occurs in its elemental state, in the form of crystals with an oxide layer of varying ...

Solid oxide fuel cells (SOFCs ... they synthesized a series of bismuth (Bi)-containing Sillén oxyhalides and investigated their electrical and structural properties. "We chose materials ...

Considering that several bismuth (Bi)-containing materials and ... the operating temperature and reducing the cost of solid oxide fuel cells." Further research in this field could pave the way ...