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. 2022 Jan 18;9(10):nwac007. doi: 10.1093/nsr/nwac007

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© The Author(s) 2022. Published by Oxford University Press on behalf of China Science Publishing & Media Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 2. — Optogenetic interfaces based on conventional fibers and their derivatives. (a) A diagram of the conventional optogenetic interface based on an implanted optical fiber. Adapted with permission from [32]. Copyright 2010, Nature Publishing Group. (b) A vertical cross-sectional schematic of the optetrode. Adapted with permission from [35]. Copyright 2011, Nature Publishing Group. (c) Schematics of two nanoelectronic coatings that result in multifunctional probes. Adapted with permission from [37]. Copyright 2017, American Chemical Society. (d) Tapered optical fibers enable the illuminated volume to be adjusted based on the numerical aperture of light injection. Adapted with permission from [38]. Copyright 2017, Nature Publishing Group.