Direct Observation of Two-Step Photon Absorption in an InAs/GaAs Single Quantum Dot for the Operation of Intermediate-Band Solar Cells

Nano Letters

DOI: 10.1021/acs.nanolett.5b00947

Tomohiro Nozawa, Hiroyuki Takagi, Katsuyuki Watanabe and Yasuhiko Arakawa
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