This is a review on theoretical and experimental studies on dielectric microcavities, which
play a significant role in fundamental and applied research. The basic concepts and theories …

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

Whispering gallery mode (WGM) optical microresonators have attracted intense interests in
the past decades. The combination of high quality factors (Q) and small mode volumes of …

Toroidal excitation manifests as currents flowing on the surface of a torus along its meridians
that are known as poloidal currents. Several intriguing phenomena such as nonradiating …

The discovery of direct bandgap semiconducting two-dimensional (2D) transition metal
dichalcogenides (TMDCs) has opened a new era in flexible optoelectronic devices. Critical …

Light trap** is a constant pursuit in photonics because of its importance in science and
technology. Many mechanisms have been explored, including the use of mirrors made of …

Plasmon lasers are a new class of coherent optical frequency electromagnetic wave
amplifiers that deliver intense, coherent and directional surface plasmons well below the …

Confinement of electromagnetic radiation in a subwavelength cavity is an important platform
for strong light–matter interaction as it enables efficient design of photonic switches …

Microcavities and nanoresonators have the ability to strongly enhance many light–matter-
interaction processes used in various applications in nano-optics. This enhancement is due …

This paper explains how a popular commercially available software package for solving
partial-differential-equations (PDEs), as based on the finite-element method, can be …