An ultra-broadband and wide-angle solar absorber based on a Ti/Al 2 O 3 cross-gap staircase structure

Journal of Materials Chemistry C 2026

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Authors: Haotian Wu, Yichen Weng, Mingxi Zhang, Miaomiao Zhang, Jie Wang, Kai Yu, Jing Chen
DOI: 10.1039/d5tc04147c
Cited by: 1
References: 50

Abstract

We propose a solar absorber with a Ti/Al 2 O 3 cross-gap staircase structure. This device achieves an average absorption efficiency of 98.14% over 280–3000 nm, and its weighted average absorption reaches 96.82% under the AM1.5 solar spectrum.

Fields of Study & Subjects

Solar Thermal and Photovoltaic Systems Metamaterials and Metasurfaces Applications Solar-Powered Water Purification Methods

Publication details

Journal / source
Journal of Materials Chemistry C
Publisher
Royal Society of Chemistry (RSC)
Volume
14
Issue
13
Pages
5336–5346
Publication date
1 January 2026
Language
EN