Unconventional patterning by Solvent-Assisted Surface-tension-driven Lithography
Abstract
Unconventional nanopatterning methods are emerging as powerful tools for the development of controlled shapes and ordered morphology of nanostructured materials with novel properties and tailorable functions. Here, we report a simple yet straightforward and efficient approach for patterning through unconventional dewetting that involves surface tension driven process. Using this innovative approach, we have successfully demonstrated to be able to prepare surface micro-patterns over large areas deposited through Eu3+:TiO2 nanoparticles providing rational control over the local nucleation of nanoparticles. Remarkably, these features could be addressed by polar or apolar solvents, suggesting potential applications in bottom-up nanodevices. This paper represents the first such attempt to create an inorganic materials non-lithographic template for the directed deposition of Eu3+:TiO2 or related metal oxides. The technique, which is driven by the unique chemical properties and geometrical layout of the underlying patterned micrometer-sized templates, enables the construction of micro- and nano-structuration of dispersed inorganic functional materials suitable for electrooptical and photonic applications.
Autore Pugliese
Tutti gli autori
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R.G. Toro; D. Caschera; I.E. Palamà; S. D'Amone; M. Biasiucci; F. Federici; G. Gigli; B. Cortese
Titolo volume/Rivista
Journal of colloid and interface science
Anno di pubblicazione
2015
ISSN
0021-9797
ISBN
Non Disponibile
Numero di citazioni Wos
Nessuna citazione
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Numero di citazioni Scopus
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Settori ERC
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Codici ASJC
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