SURFACE AREA AND POROSITY

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Type V Are observed where there is small adsorbateabsorbent interaction potentials (similar to type III), and are also associated with pores in the 1.5 – 100nm range
Adsorbate The most common adsorbate used is Nitrogen, however, other adsorbates are used in some circumstances.
Page 1 and 2: presented by Neal Leddy CMA Analyti
Page 3 and 4: Characteristics of Physical Adsorpt
Page 5 and 6: Iostherm types described by Brunaue
Page 7 and 8: Type II Most frequently found when
Page 9: Type IV Occur on porous adsorbents
Page 13 and 14: BET equation requires a linear plot
Page 15 and 16: Single point BET: Involves determin
Page 17 and 18: Relative Pressure P/Po Volume @ STP
Page 19 and 20: Langmuir The Langmuir equation des
Page 21 and 22: Porosity - pore volume Total pore v
Page 23 and 24: Adsorption/Desorption Isotherm
Page 25 and 26: Other Methods Barrett-Jo
Page 27 and 28: Analysis Adsorbate is introduced i

SURFACE AREA AND POROSITY

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