Fig. 2: Glass transition behaviour.
From: Metal-organic framework and inorganic glass composites

Thermal response of (ZIF-62)(Al-rich)(50/50) on the first (red) and second (blue) DSC heating scans. a (ZIF-62)(Al-rich)(50/50)–1 min sample. b (ZIF-62)(Al-rich)(50/50)−30 min sample. An offset has been added to improve readability.