The basic principle and application in textile industry of fourier transform infrared photoacousticspectroscopy (FTIR-PAS) have been described.
本文叙述了傅里叶变换红外光声光谱法(FTIR-PAS)的基本原理及其在纺织上应用。
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Photoacousticspectroscopy (PAS) is a new technique to study optical properties of rare earth pigments and glazed tiles, which are non-transparent, highly reflective and scattering.