Combining mixed titania morphologies into a complex assembly thin film by iterative block-copolymer-based sol–gel templating
@article{Niedermeier2012CombiningMT, title={Combining mixed titania morphologies into a complex assembly thin film by iterative block-copolymer-based sol–gel templating}, author={Martin Niedermeier and David Magerl and Qi Zhong and Abutu Nathan and Volker K{\"o}rstgens and J Perlich and Stephan V Roth and Peter M{\"u}ller‐Buschbaum}, journal={Nanotechnology}, year={2012}, volume={23}, url={https://api.semanticscholar.org/CorpusID:24041269} }
Sol–gel templating combined with iterative spin-coating steps are used to custom-tailor hierarchically structured titania thin films, which exhibits holes with a size of 45 nm which makes it promising for applications in photovoltaics or photocatalysis.
24 Citations
Structuring of titania thin films on different length scales via combining block copolymer assisted sol–gel templating with wet-imprinting
- 2013
Materials Science
Combining wet-imprinting with block copolymer assisted sol–gel chemistry is used to fabricate nanoporous titania films with additional superstructure in the micrometer range on large surface areas.…
Fabrication of hierarchically structured titania thin films via combining nano-imprint lithography with block copolymer assisted sol–gel templating
- 2013
Materials Science
Combination of nano-imprint lithography with block copolymer assisted sol–gel chemistry is used to fabricate large area mesoporous titania films with additional superstructure in the sub-micrometer…
Exfoliated graphene into highly ordered mesoporous titania films: highly performing nanocomposites from integrated processing.
- 2014
Chemistry, Engineering
The synthesis allows incorporating graphene sheets with a small number of defects into highly ordered and transparent mesoporous titania films that exhibit an enhanced photocatalytic efficiency and can be easily processed by deep X-ray lithography to produce functional arrays.
Novel structuring routines of titania films for application in photovoltaics
- 2013
Materials Science, Physics
Novel routines to structure titania thin films on various length scales are investigated regarding photovoltaic applications. The main focus of the investigations lies on the custom-tailoring of the…
Low-temperature route to crystalline titania network structures in thin films.
- 2012
Materials Science, Physics
The low temperature during synthesis is of high importance for photovoltaic applications and renders the resulting titania films interesting for future energy solutions.
Low-temperature sol-gel synthesis of nanostructured polymer/titania hybrid films based on custom-made poly(3-alkoxy thiophene).
- 2013
Chemistry, Materials Science
UV/Vis measurements reveal an absorption behavior around 500 nm which is similar to poly(3-hexyl thiophene), a commonly used polymer for photoelectronic applications, and in addition, the typical UV absorption behavior of rutile titania is observed.
Low-Temperature Fabrication of Mesoporous Titania Thin Films
- 2017
Materials Science
Mesoporous titania films are prepared via the polymer-template assisted sol-gel synthesis at low temperatures, using the titania precursor ethylene glycol-modified titanate (EGMT) and the diblock…
Ordered maghemite nanoparticles in diblock copolymer films
- 2016
Materials Science, Physics
The alignment of PS-coated maghemite nanoparticles (NPs) within diblock copolymer (DBC) templates was investigated with regard to potential magnetic applications. The focus lies on the effects of…
Self-assembly of diblock copolymer-maghemite nanoparticle hybrid thin films.
- 2014
Materials Science, Chemistry
The superparamagnetic properties of the metal oxide-polymer hybrid films at various NP concentrations were probed by a superconducting quantum interference device magnetometer, which shows that the hybrid films are highly attractive for optical devices, magnetic sensors, and magnetic recording devices.
Self-organization of Fe clusters on mesoporous TiO2 templates
- 2014
Materials Science, Physics
Fe layers with thicknesses between 5 and 100 nm were sputtered on mesoporous nanostructured anatase TiO2 templates. The morphology of these hybrid films was probed with grazing-incidence small-angle…
85 References
Organic–Inorganic Nanohybridization by Block Copolymer Thin Films
- 2005
Materials Science, Chemistry
A simple route for fabricating highly ordered organic–inorganic hybrid nanostructures, using polystyrene‐block‐poly(ethylene oxide) diblock copolymer (PS‐b‐PEO) thin films coupled with sol–gel…
Hierarchically structured titania films prepared by polymer/colloidal templating.
- 2009
Chemistry, Materials Science
Hierarchically structured titania films for application in hybrid solar cells are prepared by combining microsphere templating and sol-gel chemistry with an amphiphilic diblock copolymer as a…
Layer‐by‐layer fabrication of hierarchical structures in sol–gel templated thin titania films
- 2009
Materials Science
The fabrication of titania nanostructures with hierarchical order of different structural levels is investigated. The nanostructures are prepared with a diblock‐copolymer assisted sol–gel process. By…
Processing of macroporous titania thin films : From multiscale functional porosity to nanocrystalline macroporous TiO2
- 2006
Materials Science
Titania thin films with hierarchical pore structure (macropores and nested mesopores) were obtained in one step by a combination of sol−gel synthesis with controlled phase separation. Poly(ethylene…
Highly crystalline cubic mesoporous TiO₂ with 10-nm pore diameter made with a new block copolymer template
- 2004
Materials Science, Chemistry
A strategy is shown to fabricate highly organized mesoporous anatase films exhibiting favorable properties for photocatalysis and photovoltaic applications by the hydrolysis/condensation of TiCl4 in…
Synthesis and photoluminescence of titania nanoparticle arrays templated by block-copolymer thin films.
- 2006
Chemistry, Materials Science
High-density arrays of titania nanoparticles were prepared using a polystyrene-b-poly(ethylene oxide) block copolymer as a template and a titanium tetraisopropoxide based sol-gel precursor as titania source via a spin-coating method to demonstrate uniformity and long-range order in the titania/PEO domains.
Hybrid titanium dioxide/PS-b-PEO block copolymer nanocomposites based on sol–gel synthesis
- 2008
Chemistry, Materials Science
Affinity between titanium dioxide precursor and PEO-block of SEO allows us to generate hybrid inorganic/organic nanocomposites, which retain the optical properties of TiO(2), as evaluated by UV-vis spectroscopy.
Synthesis and tuning of ordering and crystallinity of mesoporous titanium dioxide film
- 2009
Materials Science
Morphology phase diagram of ultrathin anatase TiO2 films templated by a single PS-b-PEO block copolymer.
- 2006
Chemistry, Materials Science
Inorganic block copolymer composite films containing a variety of different morphologies are obtained and on the basis of the results a ternary phase diagram of the morphologies is mapped.
Morphology and photoluminescence study of titania nanoparticles
- 2011
Materials Science, Chemistry
The interplay among the sol–gel components via the triblock copolymer results in different sized titania nanoparticles with higher packing densities, and these small structures could not be observed via the used microscopy techniques.