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. 2023 Apr 27;13(9):1491. doi: 10.3390/nano13091491

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Photo responsivity and response time of micro-phototransistor. (a) Power intensity-dependent responsivity of pristine MoS₂ and MoS₂/VOPcheterojunction phototransistor. (b) The photo rise time of three pristine MoS₂ and VOPc/MoS₂ heterojunction phototransistor devices. (c) The photo decay time of three pristine MoS₂ and VOPc/MoS₂ heterojunction phototransistor devices.