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요약정보
β-内酰胺类抗生素药物的太赫兹光谱 / Terahertz spectroscopy of β-lactam antibiotics
Resource Type
Academic Journal
Authors
戴浩
;
徐开俊
;
金飚兵
;
吴克启
;
刘兵
;
Dai Hao
;
Xu Kaijun
;
Jin Biaobing
;
Wu Keqi
;
Liu Bing
Source
红外与激光工程 / Infrared and Laser Engineering
. 42(1):90-95
Subject
太赫兹时域光谱
抗生素
β-内酰胺
Language
Chinese
ISSN
1007-2276
Online Access
Scopus
Find it @ DONGA
초록
β-内酰胺类是临床上应用最广泛的抗生素,具有广谱、高效和安全的特点.抗生素的鉴别和质量检查非常重要.相比其他光谱手段,太赫兹光谱具有许多独特的优势.利用太赫兹时域光谱(THz-TDS)技术在常温下研究了6种临床常用抗生素类药物,获得了它们的太赫兹吸收光谱.测试结果表明:即使分子结构相似,但它们的太赫兹光谱具有明显不同的特征,说明THz-TDS技术能够鉴别这种分子结构的微小差异,可以很好地用于药品检测和分析,在药品的研制、生产和鉴别方面具有很好的应用前景.最后利用Gaussian 03软件计算了青霉素钠分子在0.2~2.5 THz的振动吸收光谱,与实验结果进行比较,并对其振动模式进行指认.
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