U(IV)/Ln(III) unexpected mixed site in p
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Benedicte Chapelet-Arab; Guy Nowogrocki; Francis Abraham; Stephane Grandjean
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Article
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2005
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Elsevier Science
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English
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A new ammonium uranium (IV) oxalate (NH 4 ) 2 U 2 (C 2 O 4 ) 5 ร 0.7H 2 O (1) and three mixed uranium (IV)-lanthanide (III) oxalates, 4) and Na 3 UCe (C 2 O 4 ) 5 ร 10.4H 2 O (5), have been prepared. The crystal structures of compounds 1, 4 and 5 have been determined by singlecrystal X-ray diffracti