@article{article, title  = {{Characterisation and properties of the non-stoichiometric perovskite, Ca
                    <sub>2</sub>
                    Fe
                    <sub>2–x</sub>
                    Nb
                    <sub>x</sub>
                    O
                    <sub>γ</sub>
                    (0.45 &lt; x &lt; 0.65)}},

 publisher = {{Royal Society of Chemistry (RSC)}},

 url = {{https://doi.org/10.1039/jm9960601957 }},

 year = {{1996}},

 month = {{1}},

 author = {{Chavez JA and Gibb TC and West AR}},

 doi = {{10.1039/jm9960601957}},

 volume = {{6}},

 journal = {{J. Mater. Chem.}},

 issue = {{12}},

 pages = {{1957-1961}},

 note = {{Accessed on 2026/10/23}}}