London magnetic penetration depth, Transitional

• Ba-Cu-O-Y
• As-Ba-Fe-K
• As-Ba-Co-Fe
• As-F-Fe-Nd-O
• Bi-Ca-Cu-O-Sr
• transitional
• metal
• conductor
• diamagnetic
• non-disordered
• tetragonal
• orthorhombic
• cubic
• hexagonal
• trigonal