chapter  4
36 Pages

4Calorimetric Techniques

ByPhilip L. Llewellyn

Severalcalorimetricmethodscanbeusedforthecharacterizationofadsorbentsurfacesandofadsorptionphenomena.Thetextureofsolids,thatisto saytheextentofsurfaceareaandporesizedistribution,canbecharacterizedbythermoporometryandimmersioncalorimetry.Anadvantageofthe calorimetricapproachovermorestandardmethodsliesinthepossibilityto characterizeamorerealisticsurfaceareainthecaseofmicroporoussolids. Theprobingofthechemicalnatureofsurfacecanalsobeattainedbyimmersion calorimetry and by adsorption calorimetry.