小分子有机酸改性尿素的多谱学分子结构表征
张英强1, 张水勤2, 王立艳1,*, 袁亮2, 李燕婷2, 熊启中3, 林治安2, 赵秉强2,*

Multispectral Structural Characterization of Low-Molecular-Weight Organic Acids Modified Urea
ZHANG Ying-qiang1, ZHANG Shui-qin2, WANG Li-yan1,*, YUAN Liang2, LI Yan-ting2, XIONG Qi-zhong3, LIN Zhi-an2, ZHAO Bing-qiang2,*
XPS O(1 s )分峰拟合图 (a): U1, CAU3, CA; (b): U1, SAU3, SA