WebOct 23, 2024 · The mechanisms of oxygen transport at the gas-solid interfaces and oxygen-ion transport between the ionic conductors and electronic conductors (mixed ionic electronic conductors) especially at the grain boundaries … WebMixed Oxygen-Ion and Electronic Conduction in Pr-Al-Based Perovskite-Type Oxides and Their Oxygen Permeability ... (0.1)Al_(1-x)Fe_xO_3 solid solution with an orthogonal structure, an oxygen flux density of 4.6x10~(-6) mol·cm~(-2)·s~(-1) was attained for x = 0.8 under a methane conversion test at 1000℃, as a result of the enhancement of p ...
Phys. Rev. Materials 2, 041403(R) (2024) - Giant thermally …
WebMar 3, 2024 · An oxygen ion conductor introduced to the surface of the cathode restrains the activated surficial lattice oxygen ions by its stable oxygen vacancies. Meanwhile, a Li-rich fast ion conductor incorporated in the coating layer synergistically reinforces the Li diffusion path through the cathode-electrolyte interphase. WebNational Center for Biotechnology Information lofti my apartment
Journal of Materials Chemistry A
WebJan 1, 2014 · Oxide Ion Conductors. Some oxides which are cubic (ThO 2, CeO 2) or polymorph (ZrO 2) can dissolve a remarkable amount of aliovalent ions and form solid solutions.As a result the conductivity increases and in the case of ZrO 2 the cubic high temperature is stabilized down to normal temperature (see entry Defects in Solids).Such … WebMay 24, 2024 · Here, inspired by the structural commonalities of oxide ion conductors, the inability to accommodate oxygen vacancies in the rigid, isolated, 3-fold tetrahedral rings of SrSi/GeO 3-based materials, and the considerable flexibility of BO n polyhedra in terms of coordination number, rotation, deformation, and linkage, we report the first borate ... WebOxygen ion types and proton site types are labeled using the same notation as in our earlier work [10,21]. Proton site types are labeled based on bonded oxygen ion type. Type I oxygen ions are the first nearest neighbors to the closest yttrium dopant ions. Type II oxygen ions are the second nearest neighbors to the closest yttrium ions. loft imoveis em bh