Properties of CMA Materials

CMA’s potential properties (intrinsic and extrinsic)

Surface properties	Energy properties	Other properties
Wetting (hydrophobic) Oxidation resistant Corrosion resistant Low friction (vacuum) Cold-welding reduction(in vacuum) Low adhesion to metals (in vacuum) High hardness Textures (nanoscale)	Adjustable thermal conductivity Adjustable electrical conductivity Adjustable Seebeck coefficient Enhanced hydrogen storage capacity Good infrared light absorption and high temperature stability for heat-conversion	Mechanical properties Strengths Elasticity Hardness Temperature stability Optical properties Magnetic properties Nano size grains

CMA materials with unique combinations of functional properties

• Substantial electric conductivity combined with low thermal conductivity
• Combination of good infra-red light absorption properties with high-temperature stability
• Combination of high hardness with reduced solid-solid adhesion and wetting by polar liquids
• Electrical and thermal resistance tuneable by composition variation
• Heat-insulation properties can be obtained under suitable conditions
• Excellent high-temperature performance and low corrosion sensitivity have been shown
• Attractive thermoelectric properties
• High absorption of hydrogen (Ti-based CMAs)