Fluorescent sensing of sulfide ions based on papain-directed gold nanoclusters

2015 ◽  
Vol 39 (12) ◽  
pp. 9306-9312 ◽  
Author(s):  
Lichao Wang ◽  
Guiqiu Chen ◽  
Guangming Zeng ◽  
Jie Liang ◽  
Haoran Dong ◽  
...  
Keyword(s):  
Natural Water ◽  
Water Samples ◽  
Gold Nanoclusters ◽  
Fluorescence Sensing ◽  
Excellent Performance ◽  
Fluorescent Sensing ◽  
Sensing System ◽  
Natural Water Samples ◽  
Sulfide Ions

This fluorescence sensing system showed excellent performance and could be applied to the determination of S2− in natural water samples.

Total reflection X-ray fluorescence spectrometric determination of ultra-trace uranium in natural water samples using a dispersive liquid–liquid micro-extraction method

2020 ◽  
Vol 35 (8) ◽  
pp. 1632-1640
Author(s):  
Vikas Kumar Shukla ◽  
Sangita Dhara ◽  
N. L. Mishra
Keyword(s):  
Natural Water ◽  
Water Samples ◽  
Extraction Method ◽  
Total Reflection ◽  
X Ray ◽  
Natural Water Samples ◽  
Ultra Trace

A total reflection X-ray fluorescence (TXRF) method in conjugation with dispersive liquid–liquid micro-extraction (DLLME) was developed for the determination of uranium present at ultra-trace levels in water samples.

Part per trillion determination of atrazine in natural water samples by a surface plasmon resonance immunosensor

2007 ◽  
Vol 388 (1) ◽  
pp. 207-214 ◽  
Author(s):  
Marinella Farré ◽  
Elena Martínez ◽  
Javier Ramón ◽  
Alicia Navarro ◽  
Jelena Radjenovic ◽  
...  
Keyword(s):  
Surface Plasmon Resonance ◽  
Surface Plasmon ◽  
Plasmon Resonance ◽  
Natural Water ◽  
Water Samples ◽  
Natural Water Samples
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