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News & Views |
Silver-wired DNA
DNA double helical structures are supramolecular assemblies that are typically held together by classical Watson–Crick pairing. Now, nucleotide chelation of silver ions supports an extended silver–DNA hybrid duplex featuring an uninterrupted silver array.
- Pascal Auffinger
- & Eric Ennifar
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A metallo-DNA nanowire with uninterrupted one-dimensional silver array
A metallo–DNA hybrid nanowire composed only of silver-mediated base pairs has been prepared and its crystal structure resolved by X-ray diffraction. The nanowire, which is 2 nm wide and whose length reaches the μm to mm scale, holds silver ions into uninterrupted one-dimensional arrays along the DNA helical axis.
- Jiro Kondo
- , Yoshinari Tada
- & Yoshiyuki Tanaka
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Article |
Light-triggered self-construction of supramolecular organic nanowires as metallic interconnects
Triarylamine derivatives in solution have been self-assembled into organic nanowires between two electrodes, under white-light irradiation and in the presence of a voltage. The resulting fibres possess a very high electric conductivity as well as a metallic behaviour when cooled down to a temperature of 1.5 K.
- Vina Faramarzi
- , Frédéric Niess
- & Nicolas Giuseppone
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Research Highlights |
Spiralling into control
Single crystals of chromium silicide have been prepared that grow into highly crystalline nanowebs.
- Anne Pichon