http://www.cnr.it/ontology/cnr/individuo/prodotto/ID218736
Self-assembled guanine ribbons as wide-bandgap semiconductors (Articolo in rivista)
- Type
- Label
- Self-assembled guanine ribbons as wide-bandgap semiconductors (Articolo in rivista) (literal)
- Anno
- 2002-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/S1386-9477(02)00343-0 (literal)
- Alternative label
A. Calzolari, R. Di Felice, E. Molinari, A. Garbesi (2002)
Self-assembled guanine ribbons as wide-bandgap semiconductors
in Physica. E, Low-dimensional systems and nanostructures (Print); ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, AMSTERDAM (Paesi Bassi)
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- A. Calzolari, R. Di Felice, E. Molinari, A. Garbesi (literal)
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- ISI Web of Science (WOS) (literal)
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- Univ Modena, INFM, I-41100 Modena, Italy
ISOF, CNR, Area Ric, I-40129 Bologna, Italy (literal)
- Titolo
- Self-assembled guanine ribbons as wide-bandgap semiconductors (literal)
- Abstract
- We present a first principle study about the stability and the electronic properties of a new biomolecular solid-state material, obtained by the self-assembling of guanine (G) molecules. We consider hydrogen-bonded planar ribbons in isolated and stacked configurations. These aggregates present electronic properties similar to inorganic wide-band gap semiconductors. The formation of Bloch-type orbitals is observed along the stacking direction, white it is negligible in the ribbon plane. Global band-like conduction may be affected by a dipole-Field which spontaneously arises along the ribbon axis. Our results indicate that G-ribbon assemblies are promising materials for biomolecular nanodevices, consistently with recent experimental results (literal)
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