Multilayer Rectangular Broadband Metamaterial Absorber

Yang Wang; Xuefei Xuan; Lu Zhu; Shuai Chen; Xiu Li

doi:10.3788/AOS202040.1523001

Journals >Acta Optica Sinica >Volume 40 >Issue 15 >Page 1523001 > Article

Acta Optica Sinica
Vol. 40, Issue 15, 1523001 (2020)

Multilayer Rectangular Broadband Metamaterial Absorber

Yang Wang^1、*, Xuefei Xuan¹, Lu Zhu^2、**, Shuai Chen¹, and Xiu Li¹

Author Affiliations

¹School of Electronic Engineering, Huainan Normal University, Huainan, Anhui 232000, China

²School of Information Engineering, East China Jiaotong University, Nanchang, Jiangxi 330013, China

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DOI: 10.3788/AOS202040.1523001 Cite this Article Set citation alerts

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

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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

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

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Absorption spectra and electric field distribution. (a) Absorption spectra for different structures; (b) electric field Ex distribution for different structures

Fig. 2. Absorption spectra and electric field distribution. (a) Absorption spectra for different structures; (b) electric field

|E_{x}|

distribution for different structures

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

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

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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

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Fig. 6. Electric field

|E_{z}|

distribution at y=0 plane. (a) λ=500 nm; (b) λ=800 nm; (c) λ=1210 nm

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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

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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

Table 1. Physical parameter of multilayer rectangular absorber unit

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

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