Metamaterial ultra-wideband solar absorbers based on a multi-layer structure with cross etching

Author:

Sun Pengfei1,Feng Hengli1,Su Lijing1,Nie Sihan1,Li Xin1,Zhou Yaxin1,Ran Lingling1,Gao Yang12ORCID

Affiliation:

1. School of Electronic Engineering, Heilongjiang University, Heilongjiang 150080, China

2. Heilongjiang Provincial Key Laboratory of Metamaterials Physics and Device, Heilongjiang University, Heilongjiang 150080, China

Abstract

A solar absorber based on the Si3N4–W–Ti–SiO2structure is presented. The absorption rate of the absorber is over 90% in the bandwidth of 500 nm to 2995 nm with an average absorption rate of 98.3%.

Funder

Natural Science Foundation of Heilongjiang Province

Heilongjiang University

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

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