Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials

Introduced: September 1968

Last revised: January 2024

Classification Context

Section:: PHYSICS
Class:: MEASURING; TESTING
Subclass:: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES

Scope Notes

Glossary: particle particles discrete material structure with a representative dimension less than 1 cm and with at least one nearly constant geometrical attribute, like shape, diameter or boundary. Some examples are: biological cells, bubbles or material chips. permeability capacity of a porous material to transmit a fluid porosity fraction of the volume of an apparent solid that is actually empty space porous materials porous material includes microporous materials, as well as film or membrane materials

Related Keywords

determining size or concentration of PARTICLESinvestigating PERMEABILITY of porous materialsinvestigating PORE volume; investigating porosity

6 direct subcodes

Child Classifications

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G01N 15/01 specially adapted for biological cells, e.g. blood cells
G01N 15/02 Investigating particle size or size distribution
G01N 15/04 Investigating sedimentation of particle suspensions
G01N 15/06 Investigating concentration of particle suspensions
G01N 15/08 Investigating permeability, pore volume, or surface area of porous materials
G01N 15/1 Investigating individual particles