Biosensors have been designed and developed for detecting biomarkers, biomolecules,
proteins, enzymes, organisms, and various types of bacterial and viral diseases since the …

Tunable metamaterial devices have experienced explosive growth in the past decades,
driving the traditional electromagnetic (EM) devices to evolve into diversified functionalities …

The spread of SARS-CoV-2 virus in the ongoing global pandemic has led to infections of
millions of people and losses of many lives. The rapid, accurate and convenient SARS-CoV …

Dielectric metasurfaces support resonances that are widely explored both for far-field
wavefront sha** and for near-field sensing and imaging. Their design explores the …

The global damage that a widespread viral infection can cause is evident from the ongoing
COVID-19 pandemic. The importance of virus detection to prevent the spread of viruses has …

Recently, few studies have focused on the light-trap** surface-enhanced Raman
scattering (SERS) substrate combined with Si micropyramids and Ag (or Au). However, the …

The ability to detect low concentrations of analytes and in particular low‐abundance
biomarkers is of fundamental importance, eg, for early‐stage disease diagnosis. The …

The pericarp of Myristica fragrans fruit extract was utilized for a low cost, eco-friendly
synthesis of silver (AgNPs) and copper oxide (CuONPs) nanoparticles. The aqueous fruit …

Optofluidic sensors integrate photonics with micro/nanofluidics to realize compact devices
for the label‐free detection of molecules and the real‐time monitoring of dynamic surface …

Surface plasmon resonance microscopy and imaging are optical methods that enable
observation and quantification of interactions of nano-and microscale objects near a metal …