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darcy
Symbol:   
Category:  Hydrodynamic permeability 
SI Equivalent:  9.86923×10-13 m2
Dimension L2 
System:  cgs 
 
Notes
Named after H. Darcy (1803-1858), one darcy corresponds to the volume of a liquid with a dynamic viscosity of 1 centipoise flowing through a porous material with a cross section of 1 cm2 in 1 second when undergoing a pressure drop of 1 atm/cm. This unit was used in hydrology and civil engineering to measure the permeability of porous materials.
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Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.