Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:scientific_equation
|
| gptkbp:appliesTo |
porous materials
non-porous materials |
| gptkbp:assumes |
multilayer adsorption
|
| gptkbp:c |
BET constant
|
| gptkbp:commonIn |
gptkb:BET_surface_area_analysis
nitrogen adsorption |
| gptkbp:describes |
gas adsorption on solid surfaces
|
| gptkbp:field |
physical chemistry
surface science |
| gptkbp:form |
1/[v((P0/P)-1)] = (c-1)/(vmc) * (P/P0) + 1/(vmc)
|
| gptkbp:generalizes |
gptkb:Langmuir_adsorption_model
|
| gptkbp:limitation |
assumes identical adsorption sites
assumes no lateral interactions valid for relative pressures 0.05 < P/P0 < 0.35 |
| gptkbp:namedAfter |
gptkb:Brunauer
gptkb:Emmett gptkb:Teller |
| gptkbp:P0 |
saturation vapor pressure
|
| gptkbp:PP |
equilibrium pressure
|
| gptkbp:publishedIn |
1938
|
| gptkbp:requires |
adsorption isotherm data
|
| gptkbp:usedFor |
determining specific surface area
|
| gptkbp:variablesInclude |
P
v c P0 vm |
| gptkbp:via |
adsorbed gas volume
|
| gptkbp:vm |
monolayer adsorbed gas quantity
|
| gptkbp:bfsParent |
gptkb:BET_theory
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
BET equation
|