Abstract
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Polycrystalline LnAg(WO4)(MoO4) powders, with Ln = La to Lu and Y, have been obtained by ceramic method. Rietveld refinement for all compounds reveals that they present tetragonal symmetry, space group I41/a (No. 88), where the Ln3+/Ag+ ions are located in the 4a atomic positions, since the W/Mo are randomly distributed into 4b crystal sites. In these compounds, a and b lattice parameters take values between those corresponding to tungstate and molybdate compounds. A progressive decrease in the lattice parameters is observed in going from La to Lu derivatives as a consequence of the well-known lanthanide contraction | |
International
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Si |
JCR
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Si |
Title
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JOURNAL OF ALLOYS AND COMPOUNDS |
ISBN
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0925-8388 |
Impact factor JCR
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1,455 |
Impact info
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Volume
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451 |
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http://dx.doi.org/10.1016/j.jallcom.2007.04.065 |
Journal number
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1 |
From page
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317 |
To page
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319 |
Month
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FEBRERO |
Ranking
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