Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused the recent
outbreak of coronavirus 2019 (COVID-19). Although nearly two decades have passed since …

Surface plasmon resonance (SPR) biosensor is a powerful tool for studying the kinetics of
biomolecular interactions because they offer unique real-time and label-free measurement …

In this paper, we derive the analytical expression for the sensitivity of grating-based surface
plasmon resonance (SPR) sensors working in wavelength interrogation. The theoretical …

Near field optics and optical tunneling light–matter interactions in the superstructure of chiral
nanostructures and semiconductor quantum dots exhibit strong optical rotation activity that …

Effective surface-enhanced Raman scattering (SERS)-active substrates from gold
nanoparticle and gold nanohole arrays were successfully fabricated through electron beam …

Precisely tailored plasmonic substrates can provide a platform for a variety of enhanced
plasmonic applications in sensing and imaging. Despite the significant advances made in …

In this paper, high sensitivity plasmonic refractive index sensor based on implanted cavities
in Metal-Insulator-Metal (MIM) waveguide is designed and analyzed using two dimensional …

Label-free sensing is a promising approach for point-of-care testing devices. Among optical
transducers, photonic crystal slabs (PCSs) have positioned themselves as an inexpensive …

In recent years, grating based bio-sensors have received much attention due to their
promising applications in integrated sensing devices. However, production of high quality …

Nanostructure based devices are crucial for many applications including surface plasmon
resonance (SPR) sensors, in particular. In this work, an aluminum oxide (Al2O3) grating …