Chalcogen, Disordered, Ferromagnetic, Magnetic field for magnetic transition

• Ca-Co-O
• Mn-O-Tb
• Bi-Fe-O
• Se-Tm
• O-Ru-Sr
• disordered
• ferromagnetic
• chalcogen
• transitional
• antiferromagnetic
• orthorhombic
• trigonal
• cubic
• tetragonal
• monoclinic