Surface plasmon resonance biosensor with laser heterodyne feedback for highly-sensitive and rapid detection of COVID-19 spike antigen

Z Dai, X Xu, Y Wang, M Li, K Zhou, L Zhang… - Biosensors and …, 2022 - Elsevier
The ongoing outbreak of the COVID-19 has highlighted the importance of the pandemic
prevention and control. A rapid and sensitive antigen assay is crucial in diagnosing and …

Ultrasensitive flow sensing of a single cell using graphene-based optical sensors

F ** of single cells with a graphene-based optical sensor
L Sun, Y Zhang, Y Wang, C Zhang, C Min… - Sensors and Actuators B …, 2017 - Elsevier
Graphene-based optical sensors exhibit good performance in cell refractive index (RI)
measurements, with high resolution and large detection depths. In this manuscript, we report …

[HTML][HTML] Recent advances in spectroscopy technology for trace analysis of persistent organic pollutants

L Wang, S Pang, G Zhou - Applied Sciences, 2019 - mdpi.com
Persistent organic pollutants (POPs) have attracted significant attention because of their
bioaccumulation, persistence, and toxicity. As anthropogenic products, POPs mainly contain …

Optical sensors using chaotic correlation fiber loop ring down

L Yang, J Yang, Y Yang, Z Zhang, J Wang, Z Zhang… - Optics …, 2017 - opg.optica.org
We have proposed a novel optical sensor scheme based on chaotic correlation fiber loop
ring down (CCFLRD). In contrast to the well-known FLRD spectroscopy, where pulsed laser …

Resonant enhancement of plasmonic nanostructured fiber optic sensors

P Malara, A Crescitelli, V Di Meo, A Giorgini… - Sensors and Actuators B …, 2018 - Elsevier
Improving the sensing capabilities of miniaturized probes nanofabricated on the tip of optical
fibers is crucial for a large number of sensing applications in remote and harsh environ …

Accurate determination of low-dimensional materials' complex refractive index by cavity resonant method

Z Cui, Y Yan, Q Liu, X Zhao, X Xu, F Liu, Q Zhang… - Optical Materials, 2022 - Elsevier
Abstract Low-dimensional (LD), especially two-dimensional (2D) materials have unique
optical and photoelectric properties which can be used in fields such as nanolasers, sensors …

Liquid prism based refractometer

J Wan, Y Lu, X Li, Z Zhang, J Yang, G Jiang… - Journal of …, 2017 - iopscience.iop.org
As the room temperature ionic liquid, the liquid crystal and some new liquid materials
appear, some of these liquids have high refractive indices over the measurement range …