SEARCH Articles Figures Tables Infrared spectroscopy specular reflectance Infrared spectroscopy specular reflection Modulated specular reflectance spectroscopy Modulated specular reflectance spectroscopy MSRS) Reflectance (diffuse and specular) spectroscopy Reflectance spectroscopy Reflection spectroscopy Reflectivity spectroscopy Spectroscopy specular reflectance Spectroscopy specular reflectance Specular reflectance Specular-reflectance Fourier-transform spectroscopy Vibrational spectroscopy specular reflectance