Light emitted by an atomic source of radiation appears to travel along a straight line (ray) from the location of the so......

Atomic layer deposition (ALD) is under active research for its many emerging applications. In the optical field, ALD ope......

Introducing the finite difference time domain method and perfect match layer absorbing boundary condition, the electro-t......

Indefinite media with mixed signs of dielectric tensor elements possess unbounded equifrequency surfaces that have been ......

To resolve the problem of missed evanescent waves in a beam focusing system, a hyperlens-based beam focusing device is p......

We propose a two-dimensional (2D) annular photonic crystal (APC) with dual equi-frequency contours (EFCs) in one band. T......