【摘要】 随着超快激光技术的发展及其人们对太赫兹(THz)电磁波波段及与脉冲光源认识的进一步深入,太赫兹时域光谱(THz-TDS)技术作为一种新的、快速发展的光谱分析方法在许多领域备受关注。尤其在化学领域,THz-TDS技术已得到了广泛的应用,并显示出了广阔的应用前景。本文介绍了THz技术的特点、THz辐射的产生、探测及其信号处理;讨论了该技术在化学及其相关领域中的应用;初步探讨了该技术在化学领域应用中一些亟待解决的问题及今后发展的方向。更多还原

【Abstract】 With the development of ultrafast laser technique and deeper understanding of the terahertz(THz) electromagnetic wave and the pulse light,terahertz time domain spectroscopy(THz-TDS) has become a novel and rapidly developed spectroscopy technique.The terahertz technique has been used in many fields.(Specially),the terahertz time domain spectroscopy(THz-TDS) has been widely applied in chemistry and(related) fields.In this study,the terahertz characters,generation,detection and the approaches of the processing signal are briefly introduced.The applications in chemistry and(related) fields are summarized and the limitations and development directions are also discussed.更多还原