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TLC-SERS法快速筛查猪尿中磺胺类抗生素
薄层色谱 表面增强拉曼光谱 猪尿 抗生素残留
2019/3/19
采用薄层色谱法（TLC）与表面增强拉曼光谱（SERS）联用技术，建立猪尿中磺胺类抗生素残留的快速筛查方法。用阴性猪尿样本模拟阳性样品，以氯仿-乙醇-石油醚（1:1:2）为展开剂，利用TLC将猪尿中的抗生素与猪尿基质初步分离。以785 nm激光为激发波长，金溶胶为表面增强剂，采用SERS技术对分离出的抗生素沉积斑点进行检测。结合密度泛函理论，得到定性定量分析猪尿中磺胺嘧啶分子特征峰877 cm-1和...
SUGARCANE CROP EXTRACTION USING OBJECT-ORIENTED METHOD FROM ZY-3 HIGH RESOLUTION SATELLITE TLC IMAGE
Sugarcane Crop Extraction Object-oriented ZY-3 Three Line Camera (TLC) Texture Digital Surface Model (DSM)
2018/5/15
Sugarcane is one of the most important crops in Guangxi, China. As the development of satellite remote sensing technology, more remotely sensed images can be used for monitoring sugarcane crop. With t...