Page 349 - Book Hosokawa Nanoparticle Technology Handbook

6.1 FUNCTIONALITY OF NANOSTRUCTURES AND THEIR CHARACTERISTIC EVALUATION FUNDAMENTALS

High-strength, heat-resistant and as substrates, thermal insulation, high-temperature parts, etc. Memory, capacitors, piezoelectric substances, electrical conductors, etc. Secondary cells, fuel cells, gas centers, etc. Magnets, storage media, read heads, etc. Luminescent devices, display devices, paints, cosmetics, etc. Environmental cleanup, chemical gases, etc. Solid–gas separation membranes, solid–liquid separation membrane, environmental filters, etc.

Applications anti-corrosive parts such as bearings, crushing media, turbine blades, etc. High thermal-conductivity parts such resistive elements, ionic conductors, reactions, treatment of car exhaust

Expected effects and performances Improvement of mechanical strength such as strength, fracture toughness, etc. by fabricating composite Performance of superplasticity by fabricating nanostructures (making defects smaller, suppressing crack growth and grain boundary control through the control of nanostructure) Improvement of thermal characteristics, such as thermal conductivity, thermal insulation, etc. by fabricating nanostructures (control of phonon conductivity and thermal conductivity by fabricating nanostructures) Improvement of dielectric chara

nanostructures regular patterns)

• • • • • • • • •

Nanostructures and functions. Mechanical characteristics Strength, fracture toughness and fatigue Elasticity and hardness characteristics Creep and superplasticity characteristics Tripology characteristics Nanoindentation Thermal characteristics Thermal diffusivity, heat conductivity and interfacial heat resistance Coefficient of thermal expansion Electric characteristics Dielectric characteristics Electrical conductivity characteristics Thermoelectric characteristics Electrochemical characteristics Electrode reaction characteristics Sensor characteristics E

Table 6.1.2 Functionality characteristics Specific heat characteristics

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