Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation
We present a microwave photoconductive switch based on exfoliated black phosphorus and strongly responding to a 1.55 μm optical excitation. According to its number of atomic layers, exfoliated black phosphorus presents unique properties for optoelectronic applications, like a tunable direct bandgap...
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sg-ntu-dr.10356-823862023-07-14T15:57:34Z Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation Penillard, A. Tripon-Canseliet, C. Rosticher, M. Maksimovic, I. Liu, Zheng Géron, E. School of Materials Science & Engineering Microwaves We present a microwave photoconductive switch based on exfoliated black phosphorus and strongly responding to a 1.55 μm optical excitation. According to its number of atomic layers, exfoliated black phosphorus presents unique properties for optoelectronic applications, like a tunable direct bandgap from 0.3 eV to 2 eV, strong mobilities, and strong conductivities. The switch shows a maximum ON/OFF ratio of 17 dB at 1 GHz, and 2.2 dB at 20 GHz under 1.55-μm laser excitation at 50 mW, never achieved with bidimensional materials. Published version 2016-02-16T06:34:22Z 2019-12-06T14:54:37Z 2016-02-16T06:34:22Z 2019-12-06T14:54:37Z 2016 Journal Article Penillard, A., Tripon-Canseliet, C., Rosticher, M., Maksimovic, I., Liu, Z., & Géron, E. (2016). Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation. Journal of Applied Physics, 119(2), 024506-. 0021-8979 https://hdl.handle.net/10356/82386 http://hdl.handle.net/10220/39983 10.1063/1.4939615 en Journal of Applied Physics © 2016 AIP Publishing LLC. This paper was published in Journal of Applied Physics and is made available as an electronic reprint (preprint) with permission of AIP Publishing LLC.. The published version is available at: [http://dx.doi.org/10.1063/1.4939615]. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic or other means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper is prohibited and is subject to penalties under law. 4 p. application/pdf |
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We present a microwave photoconductive switch based on exfoliated black phosphorus and strongly responding to a 1.55 μm optical excitation. According to its number of atomic layers, exfoliated black phosphorus presents unique properties for optoelectronic applications, like a tunable direct bandgap from 0.3 eV to 2 eV, strong mobilities, and strong conductivities. The switch shows a maximum ON/OFF ratio of 17 dB at 1 GHz, and 2.2 dB at 20 GHz under 1.55-μm laser excitation at 50 mW, never achieved with bidimensional materials. |
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School of Materials Science & Engineering |
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School of Materials Science & Engineering Penillard, A. Tripon-Canseliet, C. Rosticher, M. Maksimovic, I. Liu, Zheng Géron, E. |
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Article |
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Penillard, A. Tripon-Canseliet, C. Rosticher, M. Maksimovic, I. Liu, Zheng Géron, E. |
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Penillard, A. |
title |
Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
title_short |
Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
title_full |
Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
title_fullStr |
Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
title_full_unstemmed |
Effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
title_sort |
effective photoconductivity of exfoliated black phosphorus for optoelectronic switching under 1.55 μm optical excitation |
publishDate |
2016 |
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https://hdl.handle.net/10356/82386 http://hdl.handle.net/10220/39983 |
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1773551251037880320 |