Assertion: solid xenon | /r/CapableOf | turn metallic
Facets:
value: at about 140 gpa
type: TEMPORAL
Source sentences:
text: Solid xenon changes from face-centered cubic (fcc) to hexagonal close packed (hcp) crystal phase under pressure and begins to turn metallic at about 140 GPa, with no noticeable volume change in the hcp phase.