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. 2021 Feb 26;12:1323. doi: 10.1038/s41467-021-21717-z

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© The Author(s) 2021

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Fig. 10 — a Probability density functions of the number of hydrogen bonds between the -OH or -NH $_{3}^{+}$ functional groups and the ice surface in the case of PVA₁₃-b-PVAm₇. b Same as a but for PVA₅-b-PVAm₁₅. c Same as a but for PVA₅-b-PVAm₅. The results have been averaged over 10 statistical independent MD simulations.