A prototype evanescent wave-coupled cavity ring-down spectrometer for probing real-time aggregation kinetics of gold and silver nanoparticles.
Sign Up to like & getrecommendations! Published in 2020 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.9b05521
Abstract: We report on the development of a simple, linear optical cavity-based system combining evanescent wave (EW) with high-sensitive cavity ring-down spectroscopy (CRDS) technique using a diode laser at 644 nm and a right-angled prism for… read more here.
Keywords: aggregation; kinetics gold; evanescent wave; cavity ... See more keywords
Accounting for Interaction Kinetics between Gold Nanoparticles and Aptamers Enables High-Performance Colorimetric Sensors.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c04747
Abstract: DNA aptamers have emerged as promising probes for challenging analytes that cannot be easily detected by conventional probes, including small-molecule targets. Among the different signal transduction approaches, gold nanoparticle (AuNP) aggregation assays have been widely… read more here.
Keywords: interaction; gold nanoparticles; target; accounting interaction ... See more keywords