Table 1 Comparison of solar absorber designs.

From: Graphene-based metasurface solar absorber design with absorption prediction using machine learning

Designs

0.2 to 0.4 µm (ultraviolet region)

Average absorption (%)

0.4 to 0.7 µm (visible region)

Average absorption (%)

O-shaped metasurface absorber design

91

94

L-shaped metasurface absorber design

90

83

Ref.38

90

90

Ref.39

-

93.7

Ref.40

–

93

Ref.41

–

92

Ref.42

–

90

Ref.43

–

86.5

Ref.44

–

80

Ref.45

–

71.1

Ref.46

–

70

Ref.28

–

90