Frequency-region quantitatively adjustable Si perfect absorbers
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DOI: 10.7567/1882-0786/ab3e5e
Abstract: In this work, we demonstrate a tri-band perfect absorber with the maximal absorptance of 97% achieved in an ultra-thin silicon film metasurface (thickness, 60 nm, ~λ/10). Particularly, the resonant absorption peaks are observed to be… read more here.
Keywords: perfect absorbers; quantitatively adjustable; frequency region; region quantitatively ... See more keywords