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- W2273375258 abstract "El projecte de tesis se centra en la sintesi, caracteritzacio i estudi de les propietats estructurals, electriques, magnetiques i optiques de noves organitzacions moleculars en dos i tres dimensions basades en compostos derivats del tetratiafulvale (TTF). El treball es divideix en dues estrategies:- Per una part, en la sinetsi disocianurs quirals que incorporen unitats de tetratiafulvale per la sintesis de poli(isocianur)s helicoidals quirals conductors.- I per laltra, en la preparacio de nous TTFs que poden formar agregats supramoleculars per auto-ensamblatge sobre grafit i altres superficies, i el seu estudi estructural mitjancant les tecniques de microscopia descombrat per efecte tunel (STM, scanning tunneling microscopy) i microscopia de forca atomica (AFM, atomic force microscopy). Aixi com lestudi de les propietats electriques daquets agregats mitjancant les tecniques despectroscopia defecte tunel (STS, scanning tunneling spectroscopy) i cs-AFM (current sensing atomic force microscopy)._________________________________________________Design, chemical synthesis, structural and electronic characterization, materials preparation, study of new organic molecular and supramolecular materials based on tetrathiafulvalene derivatives showing novel electrical, magnetic and optical properties. Two strategies were followed:- Synthesis of chiral tetrathiafulvalens derivatives funcionalized with an isocyanide group to prepare conducting enanthiomeric helical poly(isocyanides).- Preparation and electrical-structural characterization of TTF self-assembled monolayers on surfaces graphite and gold using ellipsometry, single reflection ATR infrared spectrocopy, contact angle, scanning tunneling microscopy (STM) and atomic force microscopy (AFM)." @default.
- W2273375258 created "2016-06-24" @default.
- W2273375258 creator A5058069916 @default.
- W2273375258 date "2004-10-28" @default.
- W2273375258 modified "2023-09-23" @default.
- W2273375258 title "ORGANITZACIONS DE TETRATIAFULVALENS A ESCALA NANOMÈTRICA" @default.
- W2273375258 cites W577077142 @default.
- W2273375258 hasPublicationYear "2004" @default.
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