absorptance Definition

absorption coefficient, coefficient of absorption, absorptivity, absorbance, reflectance, absorption, absorptiveness, emissivity, transmittance, absorption spectrum, reflectivity, wavelength, absorption band, microwave spectroscopy, irradiance, spectral, transmissivity, calorescence, wavenumber, photofission, photovoltaic effect, absorbency, physical property, electron spin resonance, luminous flux, albedo, luminous energy, compton effect, photoluminescence, photocurrent, actinic radiation, optical phenomenon, photoconduction, absorbefacient, refringence, luminosity, photodisintegration, absolute magnitude, red shift, permittivity, infrared lamp, conductivity, dichroism, thermal conductivity, diffusivity, photon, sorbefacient, coefficient of friction, permeability, apparent magnitude, luminescence, coefficient, spectroscopic, permeance, visible spectrum, radiative, fluorescence, radiant energy, electrical phenomenon, bandgap, infrared radiation, illuminance, absorbability, thermal neutron, luminance, wave number, birefringence, diffraction, chemoluminescence, photomagnetic, bremsstrahlung, amplitude, auxochrome, reluctivity, bolometric, insolation, band spectrum, photoconductivity, diffract, photoelectron, microdensitometer, blackbody, pyroelectricity, neutron flux, endoergic, ultraviolet, sorption, spectroscopy, zeeman effect, spectrohelioscope, electromagnetic spectrum, exciton, capacitance, passband, fluorescin, photometric, radioluminescence, dipole moment, solar collector, spectrophotometry,