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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2006-10-2
pubmed:abstractText
Two novel luminescent temperature-sensitive poly(N-isopropylacrylamide) hydrogels fabricated with rare earth (Eu, Tb) picolinic acid complexes were in-situ synthesized within the interpenetration networks. Fluorescence spectra indicate the two functional gels exhibit red for Eu3+ species and green emissions for Tb3+ ones, respectively, whose luminescence intensities are changed due to temperature increasing from 5 to 30 degrees C until totally quenched at lower critical solution temperature (33 degrees C). In addition, the decreasing luminescence behavior obeys the simple linear equations. The releasing experiment substantiates that there may be complexation between O=C-NH- moieties of P-NIPAA and Eu3+ ions for the prolonged released time.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Sep
pubmed:issn
1053-0509
pubmed:author
pubmed:issnType
Print
pubmed:volume
16
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
723-6
pubmed:year
2006
pubmed:articleTitle
Luminescent behavior of two novel thermo-sensitive poly(N-isopropylacrylamide) hydrogels incorporated with rare earth complexes.
pubmed:affiliation
State Key Lab for Modification of Chemical Fiber and Polymer Materials, College of Material Science and Engineering, Donghua University, 1882 West Yan-an Road, Shanghai 200051, China.
pubmed:publicationType
Journal Article