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rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2009-2-24
pubmed:abstractText
A family of organic-inorganic hybrid frameworks, {[Ln(H(2)O)(4)(pdc)](4)} [XMo(12)O(40)].2H(2)O (Ln = La, Ce, and Nd; X = Si and Ge; H(2)pdc = pyridine-2,6-dicarboxylate), have been prepared under hydrothermal conditions and characterized by single crystal X-ray diffraction analyses, elemental analyses, IR, and thermal gravimetric analyses. Single crystal X-ray diffraction reveals that all six compounds are isostructural, and each consists of a zeolite-like four-connected three-dimensional cationic framework {[Ln(H(2)O)(4)(pdc)](4)}(4+) and ball-shaped Keggin type [XMo(12)O(40)](4-) as templates. Interesting channels exist in the cationic framework with the gismondine topology, and these channels intersect each other to form large cavities, which array in a zigzag fashion and are occupied by nanosized [XMo(12)O(40)](4-) counterions. Moreover, these compounds display strong photoluminescent properties in the solid state at room temperature.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Mar
pubmed:issn
1520-510X
pubmed:author
pubmed:issnType
Electronic
pubmed:day
2
pubmed:volume
48
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2010-7
pubmed:year
2009
pubmed:articleTitle
Lanthanide-organic cation frameworks with zeolite gismondine topology and large cavities from intersected channels templated by polyoxometalate counterions.
pubmed:affiliation
Department of Chemistry, The Institute for Chemical Physics, and State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China.
pubmed:publicationType
Journal Article