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Article
Two Novel Organic–Inorganic Hybrid Compounds Constructed from Anderson-type Clusters and Transition-Metal Complexes
Two organic–inorganic hybrid compounds based on the Anderson-type clusters [TeMo6O24]6−, [(H2O)2Co(TeMo6O24)][(C10N2H10)2] · 9.5H2O (1), [(C10N2H9)Ni(H2O)3]2[TeMo6O24] · 8.5H2O (2), have been synthesized by hydro...
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Article
Efficient fabrication of transparent antimicrobial poly(vinyl alcohol) thin films
We have explored in situ synthesis of Ag nanoparticles in transparent PVA films in view of increasing areas of application of those films. The two-step procedure consists of ion incorporation in the matrix and...
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Article
In vitro inhibitory effect of polyoxometalates on human tumor cells
H7[NiV13O38] was synthesized from K7[NiV13O38] using an ion exchange method. Then Pr2H[NiV13O38] was obtained by double decomposition of H7[NiV13O38] with Pr2(CO3)3. The actual amount of praseodymium measured by ...
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Article
Synthesis, crystal structure, and thermal property of a novel supramolecular assembly: (NH4)2(C8H10N4O2)4 [H4V10O28]·2H2O, constructed from decavanadate and caffeine
A novel 3D supramolecular assembly constructed from decavanadate and caffeine building blocks, (NH4)2(C8H10N4O2)4[H4V10O28]·2H2O (1), has been synthesized in aqueous solution and characterized by elemental analys...
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Article
Derivatives of the 21-tungsto-9-antimonate heteropolyanion. Part 1. Inclusion of lanthanide cations
Nine new heteropolytungstates, (NH4)16[LnSb9W21O86]-xH2O, (Ln=La, Ce, Pr, Nd, Sm, Eu, Gd, Dy or Yb) have been prepared from [NaSb9W21O86]18−, and characterized by elemental analysis, i.r., u.v., emission spectra,...
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Article
Derivatives of the 21-tungsto-9-antimonate heteropolyanion. Part 2. Addition of transition metal cations
Ammonium salts of five new heteropolytungstates, [NaSb9W21O86M3]12,9− (M=MnII, FeIII, CoII, NiII, CuII) have been prepared and characterized by elemental analysis, visible and i.r. spectroscopy, magnetic suscepti...