Subrata ghose

• Ca-Fe-O-Si
• As-Pb-S-Tl
• Fe-H-Mg-O-Si
• magnetic properties
• Moessbauer spectra
• Curie-Weiss paramagnetism
• structural properties
• magnetic susceptibility
• chalcogen
• metalloid
• quaternary
• non-disordered
• alkaline
• monoclinic
• orthorhombic