DocumentCode
1830474
Title
1H-13C nuclear cross relaxation near ferroelectric diffuse phase transition of P(VDF73/TrFE27 )
Author
Ishii, Fumiaki
Author_Institution
Div. of Appl. Phys., Hokkaido Univ., Sapporo, Japan
fYear
1999
fDate
1999
Firstpage
517
Lastpage
520
Abstract
The 13C NMR spectrum of drawn P(VDF73/TrFE 27) is measured in detail as a function of contact time using a CP/MAS NMR technique, and the observed transient magnetization oscillation of CH2, CHF, and CF groups against the contact time near the Curie temperature is interpreted in terms of 1H-13C cross-relaxation theory of spin diffusion mechanism in a heterogeneous system of both VDF and TrFE rich segmental phases
Keywords
ferroelectric Curie temperature; ferroelectric thin films; ferroelectric transitions; nuclear magnetic resonance; nuclear spin-lattice relaxation; polymer blends; polymer films; spin dynamics; 1H-13C nuclear cross relaxation; CP/MAS NMR; Curie temperature; P(VDF73/TrFE27); contact time dependence; copolymer; ferroelectric diffuse phase transition; heterogeneous system; spin diffusion mechanism; transient magnetization oscillation; Chemicals; Cooling; Ferroelectric materials; Heating; Resonance; Solid state circuits; Temperature;
fLanguage
English
Publisher
ieee
Conference_Titel
Electrets, 1999. ISE 10. Proceedings. 10th International Symposium on
Conference_Location
Athens
Print_ISBN
0-7803-5025-1
Type
conf
DOI
10.1109/ISE.1999.832098
Filename
832098
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