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Silvio Osella

Researcher at University of Warsaw

Publications -  74
Citations -  1760

Silvio Osella is an academic researcher from University of Warsaw. The author has contributed to research in topics: Graphene & Chemistry. The author has an hindex of 19, co-authored 61 publications receiving 1323 citations. Previous affiliations of Silvio Osella include University of Mons & Royal Institute of Technology.

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Atomically precise edge chlorination of nanographenes and its application in graphene nanoribbons

TL;DR: Chlorinated nanographenes and graphene nanoribbons manifest enhanced solution processability associated with decreases in the optical band gap and frontier molecular orbital energy levels, exemplifying the structure-correlated property modulation by precise edge chlorination.
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Graphene nanoribbons as low band gap donor materials for organic photovoltaics: quantum chemical aided design.

TL;DR: It is shown by means of (time-dependent) density functional theory calculations that GNRs with properly designed edge structures fulfill the requirements in terms of electronic level alignment with common acceptors, solar light harvesting, and singlet-triplet exchange energy to be used as low band gap semiconductors for organic photovoltaics.
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Light-enhanced liquid-phase exfoliation and current photoswitching in graphene–azobenzene composites

TL;DR: It is shown that the large conformational change associated with the trans–cis photochemical isomerization of alkyl-substituted azobenzenes can be used to improve the efficiency of liquid-phase exfoliation of graphite, with the photochromic molecules acting as dispersion-stabilizing agents.