Chen Zhang, Wenrui Xue, Yuefei Chen, Jing Zhang, Changyong Li. Ultra-Broadband Solar Absorber Based on Titanium Nitride and Titanium Dioxide[J]. Acta Optica Sinica, 2020, 40(21): 2124002
- Acta Optica Sinica
- Vol. 40, Issue 21, 2124002 (2020)
Fig. 1. Schematic of unit structure of absorber
Fig. 2. Absorptivity as functions of incident angle and wavelength
Fig. 3. Magnetic field distributions in unit structure under different incident wavelengths. (a) 740 nm; (b) 1000 nm; (c) 1980 nm
Fig. 4. Relationship between absorptivity and incident wavelength when geometric parameters of structure are changed. (a) h1; (b) h2; (c) W1; (d) W2; (e) P; (f) L
Fig. 5. Relationship between absorptivity and incident wavelength when shape of top layer is changed
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Table 1. Parameters in expression of permittivity of tungsten materials
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