## Interpreting diffuse reflectance and transmittance: a theoretical introduction to absorption spectroscopy of scattering materials |

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### Contents

B Background and Such the Stuff Spectroscopists Are Supposed to Know | 15 |

Redoing the Basics of the Spectroscopists Theory of Absorption for Scattering | 29 |

Application of Spectroscopic Theory to Scattering Samples | 55 |

Copyright | |

9 other sections not shown

### Common terms and phrases

Absorbance function absorbing power absorption and remission absorption and scattering absorption fraction absorption levels absorption spectroscopy Absorption/Remission function amount of light angle angle of incidence apparent absorption coefficient approximation assumed Beer's Law Bouguer-Lambert Law calculated carbazole concentration curve Dahm Equation described detector diffuse reflection discontinuous mathematics effect example experimental external reflectivity Figure flux fraction of incident fraction of light Fresnel Equations graphite incident beam incident light infinitely thick sample infinitesimal intensity KMnO4 Kortiim Kubelka light absorbed light incident linear absorption coefficient material matrix measurements non-linear non-scattering samples observed obtained particle size particulate sample pathlength plane parallel layers plot properties proportional rapeseed refractive index regular reflection remission coefficient remission fraction representative layer theory scattering coefficient scattering samples Section small particles spectra spectrum Stokes formulas Stokes sheet surface area surface reflectivity symbol term tion transmission transmitted two-flux values Vibrational Spectroscopy void fraction volume fraction wavelength zero absorption