BET (Brunauer-Emmett-Teller)

Principle

Adsorbate gas

Measurement parameters

Pressure

Temperature

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Adsorption isotherms

Monolayer coverage

BET equation

Nitrogen (N2)

Argon (Ar)

Instrumentation

Gas sorption analyzer

Surface area analyzer

Applications

Envirnomental science

Catalysis

Material science

Pharmaceuticals

Data collection

Adsorption isotherms

Amount of gas adsorbed vs. pressure

Examples

Specific materials analyzed

Surface area values in different applications

Importance

Material characterization

Application-specific surface area requirements

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