Ratiometric SERS quantification of SO2 vapor based on Au@Ag-Au with Raman reporter as internal standard

• Yu LuState Key Laboratory of Digital Medical Engineering
• Xiufang MoState Key Laboratory of Digital Medical Engineering
• Geng ZhuState Key Laboratory of Digital Medical Engineering
• Yan HuangState Key Laboratory of Digital Medical Engineering
• Yingchao WangZhejiang University
• Yingchao WangZhejiang University
• Zhenzhong YangZheJiang Institute For Food and Drug Control
• Liqiong GaoZheJiang Institute For Food and Drug Control
• Guofang ShenZheJiang Institute For Food and Drug Control
• Yi WangState Key Laboratory of Digital Medical Engineering
• Yi WangZhejiang University
• Xiangwei ZhaoState Key Laboratory of Digital Medical Engineering