Electronic energy gap, Tc-x polyhedra

• P-Tc
• C-I-O-Tc
• F-O-Tc
• Cd-O-Tc
• C-Cl-O-Tc
• values of electronic energy gap
• energy gap for direct transition
• transitional
• radioactive
• non-disordered
• chalcogen
• monoclinic
• triclinic
• cubic
• orthorhombic
• trigonal