Surface plasmon resonance

Plasmon

Optics

Physics

Absorption (acoustics)

Surface plasmon

Resonance (particle physics)

Nanoparticle

Composite material

Nanotechnology

Organic chemistry

Atomic physics

Chemistry

Energy (signal processing)

Ecology

Materials science

Wideband

Ring (chemistry)

Solar cell

Optoelectronics

Broadband

Solar energy

Quantum mechanics

Biology

Physical Chemistry Chemical Physics

An ultra-wideband solar energy absorber composed of a Ti ring and a SiO2–Si3N4–Ti thin film is proposed. It was found that the absorption efficiency of the absorber was over 90% with a broadband of 3683 nm.

Ultra-wideband and wide-angle perfect solar energy absorber based on Ti nanorings surface plasmon resonance