Spatial mode properties of plasmon-assisted transmission |
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Authors: | Ren Xi-Feng Guo Guo-Ping Huang Yun-Feng Wang Zhi-Wei Guo Guang-Can |
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Institution: | Key Laboratory of Quantum Information and Department of Physics, University of Science and Technology of China, Hefei, China. |
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Abstract: | Orbital angular momentum of photons is explored to study the spatial mode properties of the plasmon-assisted transmission process. We found that photons carrying different orbital angular momenta have different transmission efficiencies, while the coherence between these spatial modes can be preserved. |
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