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. 2016 Mar 17;7:10995. doi: 10.1038/ncomms10995

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(a) Differential scanning calorimetry (DSC) traces (first heating (−), first cooling (- - -) and second heating (˙̇̇)) of the as-prepared material. The experiment was conducted with heating and cooling rates of 10 °C min⁻¹ under N₂ atmosphere; traces with other heating and cooling rates are provided as Supplementary Information. (b) Powder X-ray diffractograms for the as-prepared (top) material and a sample that had been heated to 200 °C and cooled to ambient.