• Laser & Optoelectronics Progress
  • Vol. 60, Issue 18, 1811020 (2023)
Weizhu Chen1、2、3, Cuiling Zhang1、2、3, Linjie Shao1、2、3, Jingsuo He1、2、3, and Yan Zhang1、2、3、*
Author Affiliations
  • 1Beijing Key Laboratory for Metamaterials and Devices, Department of Physics, Capital Normal University, Beijing 100048, China
  • 2Key Laboratory of Terahertz Optoelectronics, Ministry of Education, Capital Normal University, Beijing 100048, China
  • 3Beijing Advanced Innovation Center for Imaging Theory and Technology, Capital Normal University, Beijing 100048, China
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    DOI: 10.3788/LOP230447 Cite this Article Set citation alerts
    Weizhu Chen, Cuiling Zhang, Linjie Shao, Jingsuo He, Yan Zhang. Wide-Angle Reflector for Terahertz Waves Based on Metasurfaces[J]. Laser & Optoelectronics Progress, 2023, 60(18): 1811020 Copy Citation Text show less
    [in Chinese]
    Fig. 1. [in Chinese]
    Reflectance and phase modulation of each unit structure at an operating frequency of 220 GHz
    Fig. 2. Reflectance and phase modulation of each unit structure at an operating frequency of 220 GHz
    Checkerboard combination of metasurfaces
    Fig. 3. Checkerboard combination of metasurfaces
    Simulation results of hyperstructured surface focusing. (a)‒(d) Results under incidence angles of terahertz waves of 45°, 30°, 15°, and 9°, respectively
    Fig. 4. Simulation results of hyperstructured surface focusing. (a)‒(d) Results under incidence angles of terahertz waves of 45°, 30°, 15°, and 9°, respectively
    Hyperstructured surface sample. (a) Local image of the hyperstructured surface sample; (b) experimental facility diagram
    Fig. 5. Hyperstructured surface sample. (a) Local image of the hyperstructured surface sample; (b) experimental facility diagram
    Focusing signal power corresponding to different terahertz wave incidence angles
    Fig. 6. Focusing signal power corresponding to different terahertz wave incidence angles
    Signal power corresponding to different positions of the signal receiving end
    Fig. 7. Signal power corresponding to different positions of the signal receiving end
    Weizhu Chen, Cuiling Zhang, Linjie Shao, Jingsuo He, Yan Zhang. Wide-Angle Reflector for Terahertz Waves Based on Metasurfaces[J]. Laser & Optoelectronics Progress, 2023, 60(18): 1811020
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