Electrical properties of electrodeposited CdS nanowires

被引:31
作者
Ghenescu, M. [1 ]
Ion, L. [1 ]
Enculescu, I. [2 ]
Tazlaoanu, C. [1 ]
Antohe, V. A. [1 ]
Sima, M. [2 ]
Enculescu, M. [2 ]
Matei, E. [2 ]
Neumann, R. [3 ]
Ghenescu, O. [1 ]
Covlea, V. [1 ]
Antohe, S. [1 ]
机构
[1] Univ Bucharest, Fac Phys, Magurele Ilfov 077125, Romania
[2] Natl Inst Mat Phys, Magurele Ilfov 077125, Romania
[3] GSI Darmstadt, D-6100 Darmstadt, Germany
关键词
CdS nanowires; template growth method; electrical properties;
D O I
10.1016/j.physe.2007.09.188
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
A template method was used to obtain cadmium sulfide (CdS) nanowires. Polymer ion tracks foils (30 mu m tick) were used as templates, after etching with solutions containing NaOH and methanol. CdS nanowires were electrochemically grown in the resulting pores. The nanowires were contacted by sputtering a gold layer on top of the membrane, and the electrical properties were recorded in the temperature range 40-300K. An activated electrical resistance was observed, with activation energy of 0.27eV at temperatures larger than 180 K. I-V characteristics show a symmetric, non-linear shape, in the voltage range used in this experiment. (C) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:2485 / 2488
页数:4
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