Ben hassen

• Cu-Er-Ga
• Br-Cs-H-Hg-N
• H-O-Rb-S-Se
• Cu-Nd-Ni-O-Sr
• Cl-H-Hg-K-N-O
• magnetic properties
• structural properties
• electronic and electrical properties
• Curie-Weiss paramagnetism
• magnetic susceptibility
• transitional
• disordered
• lanthanoid
• rare earth
• chalcogen
• tetragonal
• cubic
• orthorhombic
• monoclinic
• hexagonal