Author Affiliations
1State Key Laboratory of Advanced Optical Communication Systems and Networks, School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai 200240, China2State Key Laboratory of Space-Ground Integrated Information Technology, Beijing Institute of Satellite Information Engineering, Beijing 100095, Chinashow less
Fig. 1. Recording process of polarization holographic grating and Poincaré representation of the resultant polarization states E.
Fig. 2. Absorption spectrum and molecular structure of self-assembled azobenzene liquid crystal film [
33].
Fig. 3. Setup of intensity-based polarization manipulation by tunable polarization holographic grating (M, mirror; BS, beam splitter; P, polarizer; H, half-wave plate; Att, attenuator; Q, quarter-wave plate).
Fig. 4. Temporal behavior of the ±1st-order diffraction efficiency with the incident beam of LCP under the intensity-ratio of the recording beams V and H of 1:1 (blue, experiment result; red, fitting curve; inset, ±1st-order diffraction efficiency with the incident beams of LCP and RCP under the different intensity-ratios of the recording beams V and H).
Fig. 5. Polarization manipulation of the tunable polarization holographic grating with the incident beam of LCP [blue triangle dashed line, +1st-order polarization modulation; red cycle dashed line, −1st-order polarization modulation; insets (a)–(e) are polarization states of diffracted light based on the different intensity-ratios of recording beams V and H].
Fig. 6. Polarization modulation of the tunable polarized holographic grating with the incident beam of RCP [blue triangle dashed line, +1st-order polarization modulation; red cycle dashed line, −1st-order polarization modulation; insets (a)–(e) are the polarization states of diffracted light based on the different intensity-ratios of recording beams V and H].