Electric field created p–n junction in composite films made from carbon nanotubes, iron (III) sulfate and polyvinyl alcohol

Suspension made of Fe2(SO4)3(aq), polyvinyl alcohol and carbon nanotubes is placed in electric field to separate charges. Charges remain separated as suspension solidifies, forming composite films with cations and anions enriched at opposite sides. Polarized films behave as junction diodes with forw...

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Bibliographic Details
Main Authors: Hsu, W.-K (Author), Ke, C.-Y (Author), Tsai, H.-J (Author), Yang, Y.-K (Author)
Format: Article
Language:English
Published: Nature Research 2022
Online Access:View Fulltext in Publisher