TY - JOUR T1 - Characterisation and properties of the non-stoichiometric perovskite, Ca 2 Fe 2–x Nb x O γ (0.45 < x < 0.65) JO - J. Mater. Chem. UR - https://doi.org/10.1039/jm9960601957 PY - 1996/01/01 AU - Chavez JA AU - Gibb TC AU - West AR ED - DO - DOI: 10.1039/jm9960601957 PB - Royal Society of Chemistry (RSC) VL - 6 IS - 12 SP - 1957 EP - 1961 Y2 - 2026/10/23 ER -