Barium is a metal in group IIA of the periodic table with atomic number 56, an atomic weight of 137.34, and a density of 3.5 Mg/m 3. Its melting point is 714 C, and it boils at 1640 C. The electronic ...
barium, titanium, and selenium (Ag 2 BaTiSe 4). The scientists explained that their approach consisted of analyzing the absorber's electron affinity, interfacial defects, and parasitic resistance ...
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