Lanthanoid, Rare earth, P-Pr-Ru

• P-Pr-Rh-Ru
• O-P-Pr-Ru
• Fe-P-Pr-Ru
• Ce-P-Pr-Ru
• mechanical properties
• thermal and thermodynamic properties
• phase transitions
• elasticity
• electronic and electrical properties
• rare earth
• transitional
• lanthanoid
• pnictogen
• ternary
• cubic
• hexagonal
• tetragonal