Terahertz beam focusing through designed oblique metal-slit array

Manipulation of propagating beams is essential in applications, and the potentially arising phenomena offer attractive optical components. However, the design of optical components using only naturally occurring materials has approached physical limits, and artificial materials such as ...

Source: Applied Optics - May 15, 2019 Category: Physics Authors: Takehito Suzuki Masashi Sekiya Hideaki Kitahara Source Type: research