quotient of Sabine absorption of a surface by the area of the surface NOTE - With ai as the Sabine absorption coefficient of the i-th surface whose area is Si, the Sabine absorption attributed to the surface is Ai = Siai. Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=801-31-12
quotient of Sabine absorption of a surface by the area of the surface NOTE - With ai as the Sabine absorption coefficient of the i-th surface whose area is Si, the Sabine absorption attributed to the surface is Ai = Siai.