Assertion: germanium | /r/HasProperty | classed in main group iv
Facets:
Source sentences:
text: The scientists at Jülich's Peter Grünberg Institute have now for the first time succeeded in creating a "real" direct main group IV semiconductor laser by combining germanium and tin, which is also classed in main group IV.
text: The scientists at Jülich's Peter Grünberg Institute have now for the first time succeeded in creating a "real" direct main group IV semiconductor laser by combining germanium and tin, which is also classed in main group IV.