Multifunctional Dynamic Adjustment Characteristics Analysis of Stretchable Chiral Metasurfaces

Gongli Xiao; Linglong Pei; Hongyan Yang; Kai Li; Hui Li; Haiou Li; Zanhui Chen

doi:10.3788/AOS250566

Acta Optica Sinica, Volume. 45, Issue 11, 1124001(2025)

Multifunctional Dynamic Adjustment Characteristics Analysis of Stretchable Chiral Metasurfaces

Gongli Xiao¹, Linglong Pei¹, Hongyan Yang^2、*, Kai Li¹, Hui Li¹, Haiou Li¹, and Zanhui Chen¹

¹Key Laboratory of Microelectronic Devices and Integrated Circuits of Guangxi Colleges, School of Information and Communication, Guilin University of Electronic Technology, Guilin 541004, Guangxi , China

²School of Optoelectronic Engineering, Guilin University of Electronic Technology, Guilin 541004, Guangxi , China

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Fig. 1. Designed chiral metasurface. (a) Metasurface array and its cell structure diagram; (b) top view of metal structure in the xoy plane; (c) schematic diagram of the effect for a linearly polarized light incidence; (d) schematic diagram of the effect for a circularly polarized light incidence

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Fig. 2. Multifunctional parameter curves at P_x=75 μm. (a)(e) AT factor; (b)(f) PCR; (c)(g) CD parameter; (d)(h) AR factor

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Fig. 3. Parameter variation curves of PDMS stretch. (a)(e)(i) AT factor; (b)(f)(j) PCR; (c)(g)(k) CD parameter; (d)(h)(l) AR factor

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Fig. 4. Results for incidence of linearly polarized light. (a) Schematic diagram of stretch; (b) PCR curves; (c) AT factor curves;

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Fig. 5. Results for circularly polarized light incidence. (a) Schematic diagram of stretch; (b) CD parameter curves; (c) AR factor curves; (d1)‒(e4) electric field distribution at 0.9 THz

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Table 1. Structural parameters of the metasurface
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Table 1. Structural parameters of the metasurface
Geometric parameter h₁ h₂ h₃ k m n P_x P_y w
Value /μm 100 65 30 30 75 33 75 75 8

Table 2. Comparison of multifunctional dynamically tunable stretchable chiral metasurfaces

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Table 2. Comparison of multifunctional dynamically tunable stretchable chiral metasurfaces

Ref.	AT factor	PCR	CD parameter	AR factor	Adjustment method
［31］	0.4‒0.75	>0.9			Electrical control
［32］		0.1‒0.99	0‒0.76		Angle control
［33］			0‒0.85		Thermal control
［34］			0‒0.9	0‒0.7	Electrical control
［35］		>0.9	0‒0.9		Electrical control
［36］		1	>0.7
Proposed	0.32‒0.77	0.18‒1.00	0‒0.81	0.12‒0.77	Mechanical and wave control

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Gongli Xiao, Linglong Pei, Hongyan Yang, Kai Li, Hui Li, Haiou Li, Zanhui Chen. Multifunctional Dynamic Adjustment Characteristics Analysis of Stretchable Chiral Metasurfaces[J]. Acta Optica Sinica, 2025, 45(11): 1124001

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