| 摘要 |
<p>In accordance with an example embodiment of the present invention, an apparatus comprising a nanopillar (36) and a graphene film (15), the graphene film (15) being in contact with a first end of the nanopillar (36), wherein the nanopillar (36) comprises a metal, the contact being configured to form an intrinsic field region (26) in the graphene film (15), and wherein the apparatus (11) is configured to generate a photocurrent from a photogenerated charge carrier in the intrinsic field region (26).</p> |
