Assertion: astatine's iodine | /r/HasProperty | semiconductor
Facets:
value: in the direction of its planes
type: LOCATION
value: with a band gap of ~1.3
type: OTHER
Source sentences:
text: Since iodine is a semiconductor in the direction of its planes, and since the halogens become more metallic with increasing atomic number, it has been presumed that astatine would be a metal if it could form a condensed phase.[n 48]
text: Iodine is a semiconductor in the direction of its planes, with a band gap of ~1.3