Statements (16)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:mathematical_concept | 
| gptkbp:appliesTo | polymer composites | 
| gptkbp:describes | permeability of composite membranes | 
| gptkbp:field | membrane science | 
| gptkbp:form | P_c = P_m * (1 - φ)/(1 + (α - 1)φ) | 
| gptkbp:introducedIn | 1967 | 
| gptkbp:namedAfter | Lars Nielsen | 
| gptkbp:P_c | permeability of composite | 
| gptkbp:P_m | permeability of matrix | 
| gptkbp:publishedIn | Journal of Macromolecular Science | 
| gptkbp:usedFor | predicting effective permeability | 
| gptkbp:α | aspect ratio of filler | 
| gptkbp:φ | volume fraction of filler | 
| gptkbp:bfsParent | gptkb:Lawrence_E._Nielsen | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | Nielsen's equation |