Multilayer Rectangular Broadband Metamaterial Absorber

Fig. 1. Multilayer rectangular absorber. (a) Structure schematic of the multilayer rectangular absorber; (b) structure schematic of the absorber unit; (c) top view of the absorber unit

Download full size

Fig. 2. Absorption spectra and electric field distribution. (a) Absorption spectra for different structures; (b) electric field $|E_{x}|$ distribution for different structures

Download full size

Fig. 3. Absorption spectra of MRA. (a) Different heights t; (b) different periods p

Download full size

Fig. 4. Absorption spectra of MRA. (a) Different polarization angles; (b) different incident angles

Download full size

Fig. 5. Electric field $|E_{x}|$ and magnetic field $|H_{y}|$ distribution at y=0 plane. (a) $|E_{x}|$ distribution for λ=500 nm; (b) $|E_{x}|$ distribution for λ=800 nm; (c) $|E_{x}|$ distribution for λ=1210 nm; (d) $|H_{y}|$ distribution for λ=500 nm; (e) $|H_{y}|$ distribution for λ=800 nm; (f) $|H_{y}|$ distribution for λ=1210 nm

Download full size

Fig. 6. Electric field $|E_{z}|$ distribution at y=0 plane. (a) λ=500 nm; (b) λ=800 nm; (c) λ=1210 nm

Download full size

Fig. 7. Electric field $|E_{x}|$ distribution at the top of a rectangular slot antenna (z=t plane). (a) λ=500 nm; (b) λ=800 nm; (c) λ=1210 nm

Download full size

Table 1. Physical parameter of multilayer rectangular absorber unit
View table
Table 1. Physical parameter of multilayer rectangular absorber unit
Parameter w_a l_a l₁ l₂ g w t t₁ t₂ t₃ p
Size /nm 460 460 300 80 30 30 280 120 30 70 480

Tools

Get Citation

Copy Citation Text

Yang Wang, Xuefei Xuan, Lu Zhu, Shuai Chen, Xiu Li. Multilayer Rectangular Broadband Metamaterial Absorber[J]. Acta Optica Sinica, 2020, 40(15): 1523001

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites