PrSrNiCuO материал катода

Electrical conductivity and thermal expansion materials on the basis of Pr2-ySryNi1-xCuxO4 (x = 0/1: y = 0/0.15) for cathode of medium temperature electrochemical devices

The phase composition, thermal coefficient of linear expansion and electrical conductivity of r_1.85Sr_0.15Ni_1-xCu_xO₄ (0.0; 0.1; 0.5; 0.9 и 1), Pr₂NiO₄ and Pr₂CuO₄ are investigated at air in the temperature range 100-1000°C.
The thermal coefficient of linear expansion are in range of ((11.2–16.6)·10^-6 deg_-1. The TCLE of some composition close to TCLE of solid electrolyte La_0.9Sr_0.1Ga_0.8Mg_0.2O_2.85 (LSGM) и Ce_0.9Gd_0.1O_2-Δ (CGO). Pr_1.85Sr_0.15Ni_0.1Cu_0.9O₄ has the highest conductivity at temperatures above 350°C.

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