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Figure 1
(a) Two-dimensional layer formed by four- and eight-membered rings in the bc plane and (b) the three-dimensional channels formed by twelve-membered rings in the aluminophosphate framework of Al2M(NH4)(PO4)3·2H2O (M = Mn and Ni) illustrated using VESTA (Momma & Izumi, 2011 ![]() |
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