Detection of lead contamination of water and VOC contamination of air using SOI micro-optical devices

被引:0
|
作者
Saunders, John [1 ]
Dreher, Marian A. [1 ]
Barnes, Jack A. [1 ]
Crudden, Cathleen M. [1 ]
Du, Jenny [1 ]
Loock, Hans-Peter [1 ]
Xu, Dan-Xia [2 ]
Densmore, Adam [2 ]
Ma, Rubin [2 ]
Janz, Siegfried [2 ]
Vachon, Martin [2 ]
Lapointe, Jean [2 ]
Delage, Andre [2 ]
Schmid, Jens [2 ]
Cheben, Pavel [2 ]
机构
[1] Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada
[2] CNR, Inst Microstruct Sci, Ottawa, ON K1A 0R6, Canada
关键词
refractive index; chemical sensor; solid-phase micro-extraction; interferometer; environmental monitoring; SENSOR;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Micro-photonic SOI Mach-Zehnder interferometers were coated with solid-phase micro-extraction materials derived from polydimethylsiloxane to enable sensing of volatile organic compounds of the BTEX class in air. A different coating based on functionalized mesoporous silicates is used to detect lead Pb(II) with a detection limit of < 100 ppb in water.
引用
收藏
页码:177 / 179
页数:3
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