SEARCH Articles Figures Tables ATR ATTENUATED TOTAL Atred Attenuated Total Infrared Internal Reflectance (ATR) Spectroscopy (Spectra-Tech) Attenuated total internal reflectance Attenuated total reflectance Attenuated total reflectance (ATR Attenuated total reflectance Attenuation Attenuated total reflection, ATR Attenuation intern Attenuation total reflection Attenuator attenuated total reflection Internal reflectance Internally reflected Reflectance total internal Reflection, attenuated total Reflectivity total Total internal reflection Total internal reflection, attenuated Total reflection