48 The observed Raman red shifts (∼12 cm −1 for Ru2S, ∼32 cm −1 for Ru3S, and ∼38 cm −1 for Ru4S) indicate a clear trend of increasing Li + –SO 3 − interaction strength and concomitant ion-pair disruption in the order: Ru4S > Ru3S > Ru2S.
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Tunable redox hopping charge transport and electrochromism in multivariate MOFs: effects of substitution patterns and number of sulfonic acid groups.
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