Table 1 The reflection phase of eight elements.

From: Design of Phase Gradient Coding Metasurfaces for Broadband Wave Modulating

No.

1

2

3

4

5

6

7

8

width

7.5

6.55

6.15

5.95

5.8

5.65

5.4

4.65

phase

−180

−135.0

−88.2

−41.3

5.8

46.0

89.5

135.5