Sensing trace arsenate by surface enhanced Raman scattering using a FeOOH doped dendritic Ag nanostructure

被引:27
作者
Pradhan, Mukul [1 ]
Maji, Siddhartha [1 ]
Sinha, Arun Kumar [1 ]
Dutta, Soumen [1 ]
Pal, Tarasankar [1 ]
机构
[1] Indian Inst Technol, Dept Chem, Kharagpur 721302, W Bengal, India
关键词
PERIODIC MICRO/NANOSTRUCTURED ARRAYS; PERCHLORATE DETECTION; SILVER NANOPARTICLES; GOLD NANOPARTICLES; TIO2; NANOPARTICLES; SERS; SPECTROSCOPY; WATER; FILMS; NANOCRYSTALS;
D O I
10.1039/c5ta01427a
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Arsenic detection, far below the WHO's permissible limit, is reported using SERS studies. A stable deliverable FeOOH doped dendritic nanostructured Ag surface, obtained from a chosen galvanic reaction under ice cold conditions, serves well as a SERS substrate, which affirms affinity based arsenic detection down to similar to 10(-10) M level.
引用
收藏
页码:10254 / 10257
页数:4
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