Three new supramolecular networks based on paratungstate and N-donor bridging ligands,[H2bpmp]2.5H[H2W12O40] 2H2O(1),[H2(bpp)]2[H(py―CH3)]0.25 [H(py―C2H5)]0.2
Rare earth iron garnets R3Fe5-x Mn x O12(R=Pr,Nd,Sm,Eu) were prepared through mild hydrothermal method.The initial alkalinity of solutions was thought to play a