 The counterions constrain water molecules too strong, and as the result the effect of negative hydration for K^{+} and Cs^{+} counterions was not observed in the simulations.
<coherence>  The counterions constrain water molecules too strong, and as the result the effect of negative hydration for K^{+} and Cs^{+} counterions was not observed in the simulations.
 The counterions constrain water molecules too strong, and , consequently, the effect of negative hydration for K^{+} and Cs^{+} counterions was not observed in the simulations.