Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...

The invention of tiny devices capable of precisely controlling the direction and behavior of light is essential to the ...

Metasurfaces in which nonlocal light-matter interactions take place are a potentially useful variant of traditional ...

Ultraviolet and near-infrared light are widely used in modern technologies but are invisible to the human eye. Researchers ...

Researchers from Japan showed that a single organic crystal converts invisible light into visible colors, emitting red light under ultraviolet irradiation and green light under near-infrared ...