Watkins curry

• Al-Ce-Co-Ni
• Cu-O-Ta
• Al-Ce-Co-Fe
• Co-Fe-Pr-Sb
• Al-Ce-Co-Mn
• structural properties
• transitional
• rare earth
• lanthanoid
• intermetallic
• orthorhombic
• hexagonal
• tetragonal
• trigonal
• monoclinic