A phase gradient metasurface (PGM) is a type of two-dimensional structure with subwavelength dimensions. PGMs were originally used to produce spiral waves to demonstrate their ability to control light.

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Low-RCS Antennas Based on Metasurfaces

  • Ying Liu,
  • Yongtao Jia,
  • Shuxi Gong

摘要

A phase gradient metasurface (PGM) is a type of two-dimensional structure with subwavelength dimensions. PGMs were originally used to produce spiral waves to demonstrate their ability to control light.