Acta Optica Sinica, Volume. 40, Issue 6, 0624001(2020)
Third-Order Nonlinearity and Optical Bistability Regulation Characteristic of Graphene
Fig. 1. Multi-layer medium composite structure with third order nonlinear graphene sheet. (a) Schematic of incident light, reflection light, and transmission light direction; (b) structure of mono-layer third order nonlinear graphene
Fig. 2. Optical bistability varies with Fermi energy. (a) Relation between amplitude of incident light and the amplitude of transmission light whether the graphene exists third-order nonlinearity or not; (b) relation between amplitude of incident light and amplitude of transmission light; (c) influence of Fermi energy on optical bistability threshold; (d) relation between transmissivity and amplitude of incident light
Fig. 3. Optical bistability varies with delay time. (a) Relation between amplitude of incident light and amplitude of transmission light; (b) influence of optical bistability threshold on delay time; (c) relation between transmissivity and amplitude of incident light; (d) influence of delay time on transmissivity
Fig. 4. Optical bistability varies with absorption coefficient. (a) Relation between amplitude of incident light and amplitude of transmission light; (b) change of optical bistability threshold on absorption coefficient; (c) relation between transmissivity and amplitude of incident light; (d) influence of absorption coefficient on peak value of transmissivity
Fig. 5. Optical bistability varies with temperature. (a) Relation between amplitude of incident light and amplitude of transmission light; (b) change of optical bistability threshold on temperature; (c) relation between transmissivity and amplitude of incident light; (d) influence of temperature on peak value of transmissivity
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Qiawu Lin, Renlong Zhou, Sa Yang, Dan Liu, Shuang Li, Yongming Zhao. Third-Order Nonlinearity and Optical Bistability Regulation Characteristic of Graphene[J]. Acta Optica Sinica, 2020, 40(6): 0624001
Category: Optics at Surfaces
Received: Sep. 6, 2019
Accepted: Dec. 2, 2019
Published Online: Mar. 6, 2020
The Author Email: Lin Qiawu (linqiawu@163.com), Zhou Renlong (rlzhoupc@sina.com)