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. 2019 Oct 10;24(20):3652. doi: 10.3390/molecules24203652

Table 2.

The nearest distances of Mn+ ions to framework atoms and oxygen of water molecules (Ow-Mn+), within membranes and comparison with previous work [10].

O-Mn+ (Å) Si-Mn+ ( Å) Al-Mn+ ( Å) Ow-Mn+ Cl-Mn+
System ZM-001 ZM-110 Murthy et al. [10] ZM-001 ZM-110 Murthy et al. [10] ZM-001 ZM-110 Murthy et al. [10] ZM-001 ZM-110 ZM-001 ZM-110
K+/NH4+ 1.52 1.52 1.43 2.37 2.39 2.39 2.5 2.58 2.39 1.78 1.76 2.07 2.08
K+/Li+ 1.64 1.65 2.21 2.39 2.32 2.42 1.95 1.95 2.26 2.34
K+/Na+ 1.97 1.99 2.07 2.73 2.83 2.83 2.71 2.74 2.79 2.25 2.21 2.63 2.63
K+/K+ 2.41 2.43 2.49 3.16 3.16 3.39 3.16 3.17 3.25 2.59 2.57 2.96 2.94
K+/Rb+ 2.62 2.69 2.65 3.22 3.45 3.45 3.25 3.43 3.47 2.8 2.74 3 3.02
K+/Cs+ 2.84 2.89 3.03 3.35 3.6 3.59 3.41 3.67 3.59 2.96 2.92 3.14 3.17
K+/Mg2+ 1.66 1.65 2.36 2.35 2.41 2.51 1.97 1.96 2.32 2.34
K+/Ca2+ 2.02 2.04 2.69 2.64 2.79 2.83 2.29 2.29 2.72 2.66