Its atomic radius is 0.197 nm. At room temperature Calcium has a face-centered cubic crystal structure with a = 0.556 nm. The linear coefficient of thermal expansion is 22.32 m/m/K and the thermal ...

Pure iron can have two different crystal ... the micro-structure of the alloy is a solid-state process: Austenite <-> Ferrite + Cementite Austenite is stable above 727 C and is an interstitial solid ...