We report a graphene-based tunable ultra-narrowband mid-infrared filter which can be tuned from 4.45122 μm to 4.44675 μm by tuning the Fermi level from 0.2 eV to 0.6 eV. Furthermore,… Click to show full abstract
We report a graphene-based tunable ultra-narrowband mid-infrared filter which can be tuned from 4.45122 μm to 4.44675 μm by tuning the Fermi level from 0.2 eV to 0.6 eV. Furthermore, the reflection...
               
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