Issue 6, 2014

Low temperature electrical transport and photoresponsive properties of H-doped MoO3 nanosheets

Abstract

α-MoO3 nanosheets were synthesized by a water bath method using ammonium heptamolybdenum tetrahydrate and concentrated nitric acid as precursors. Hydrogen was doped by a chemical reduction in aqueous acidic media, with hydrazine hydrate used as the reducing agent. Temperature dependent resistance showed that the low temperature Peierls transition of H-doped MoO3 nanosheets breaks below 50 K, and its resistance is satisfied at temperatures lower than 37 K (37–10 K). This phenomenon was induced by thermal disturbance and the dominance of defects in low temperature transport, which was confirmed by photoresponse measurements taken before and after the break of the new phase.

Graphical abstract: Low temperature electrical transport and photoresponsive properties of H-doped MoO3 nanosheets

Supplementary files

Article information

Article type
Paper
Submitted
30 Oct 2013
Accepted
11 Nov 2013
First published
13 Nov 2013

J. Mater. Chem. C, 2014,2, 1034-1040

Low temperature electrical transport and photoresponsive properties of H-doped MoO3 nanosheets

J. Yang, F. Lu, Y. Li, S. Yang, R. Li, N. Huo, C. Fan, Z. Wei, J. Li and S. Li, J. Mater. Chem. C, 2014, 2, 1034 DOI: 10.1039/C3TC32142H

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