Table 3 Sensitivity analysis of the absorber in terms of fabrication tolerances (normal incidence case).

From: ANN assisted design of broadband near perfect metasurface absorbers exploiting InAs nanorods for visible light harvesting

Perturbation

\(\:{r}_{1}^{+}\)

\(\:{r}_{1}^{-}\)

\(\:{r}_{2}^{+}\)

\(\:{r}_{2}^{-}\)

\(\:{d}_{1}^{+}\)

\(\:{d}_{1}^{-}\)

\(\:{d}_{2}^{+}\)

\(\:{d}_{2}^{-}\)

Average absorption

99.32

98.20

99.17

99.49

99.18

99.44

99.47

99.33

  1. +/-: increment/decrement of the parameter by 5 nm.
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