Figure 1. (a) Schematic diagram of the optical trapping-enhanced SERS optofluidic detection system; (b) effect of the single-beam optical trap module switch state on AgNPs aggregation; (c1) and (c2) ...

Trace liquid analysis is crucial in fields such as biomedical diagnosis, environmental monitoring, and chemical process control. Traditional detection technologies often face bottlenecks including ...

Researchers have developed a new optical sensor that provides a simple way to achieve real-time detection of extremely low levels of arsenic in water. Researchers have developed a new optical sensor ...