A property of a material that changes the speed of light, computed as the ratio of the speed of light in a vacuum to the speed of light through the material. When light travels at an angle between two ...

Gas sensors are important in many fields such as environmental monitoring, agricultural production, public safety, and medical diagnostics. Herein, Tamm plasmon resonance in a photonic bandgap is used ...

Bound states in the continuum represent a unique optical phenomenon characterized by extremely high-quality factors and low energy losses, offering great potential for high-sensitivity sensing ...