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Osmium

Density 22.6 g/cm3
Thermal Conductivity @ 25oC 0.205 cal/(s/cm/oC)
Specific Heat @ 0oC 0.031 cal/g
Heat of Fusion 6.4 kcal/g-atom
Latent Heat of Fusion kcal/g-mole
Heat of Vaporization 162 kal/g-atom
Latent Heat of Vaporization kcal/g-atom
Atomic Volume 8.43 W/D
First Ionizaton Energy 201 kcal/g-mole
Electronegativity 2.2 Paulings
Covalent Radius 1.26 Angstroms
Brinell Hardness  
Mohs Hardness @ 20oC  
Vickers Hardness @ 20oC 400
Linear CTE @ 20oC 6.1 x 10-6
Electrical Resistivity @ 20oC 8.12 mohm/cm
Electrical Conductance mohm-1
Crystal Structure Hexagonal
Curie Temperature oC
Modulus of Elasticity kg/mm2
Youngs Modulus 81 psi
Thermal Neutron Cross-section 15.3 Gauss
Magnetic Moment magnetons
Magnetic Succeptibility @ 18oC 0.074 x 10-6 cgs
Tensile Strength psi
Yield Strength psi
Electron Work Function  
Vapor Pressure @ (MP) oC 13.5 m
Poisson Ratio  
Shear Modulus  
Critical Temperature oC
Transformation Temperature oC
Critical Pressure atm
Standard Electrode Potential Volts
Ionization Potential 8.7 V
Compressability x 10-6 /atm
Thermionic Work Function eV
Debye Temperature oK
Yield Point psi
Hall Consatant x 10-13 (ohm/cm)/gauss
Lattice Constant 10-8 cm