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. 2021 Jan 27;11(2):321. doi: 10.3390/nano11020321

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© 2021 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 (http://creativecommons.org/licenses/by/4.0/).

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N₂ adsorption-desorption isotherm of SG-Sr, Amino-SG_Sr and SG-Sr-ICOS-Fc (a), SD-Sr, Amino-SD_Sr and SD-Sr-ICOS-Fc (b). Pore size distribution of SG-Sr, Amino-SG_Sr and SG-Sr-ICOS-Fc (c), SD-Sr, Amino-SD_Sr, and SD-Sr-ICOS-Fc (d).