T. Ji et al. / Solid State Communications 133 (2005) 765–769
769
the nanorods indicates the present of a direct bandgap [17].
The photoluminescence (PL) of the SSO nanorods displays
a weak blue emission around 450 nm, whereas it is much
[3] Y.C. Choi, W.S. Kim, Y.S. Park, S.M. Lee, D.J. Bae,
Y.H. Lee, G.-S. Park, W.B. Choi, N.S. Lee, J.M. Kim, Adv.
Mater. 12 (2000) 746.
[
4] (a) J.K. Jian, X.L. Chen, W.J. Wang, L. Dai, Y.P. Xu, Appl.
Phys. A 76 (2003) 291;
stronger than that of the Sb
In summary, we have successfully prepared
Sb(III)Sb(V)O nanorods mainly with several micrometers
2 5
O powder.
(
(
b) S.H. Sun, G.W. Meng, Y.W. Wang, T. Gao, M.G. Zhang,
Y.T. Tian, X.S. Peng, L.D. Zhang, Appl. Phys. A 76
4
long and 200–300 nm diameter by a simple solvothermal
process only using ball-milled Sb O powder in ethylene-
(
2003) 287;
c) C. Guo, M. Cao, C. Hu, Inorg. Chem. Commun. 7 (2004)
29.
2
5
diamine and ethylene glycol with a little bit oleic acid and
water. The possible formation mechanism of the nanorods is
suggested as three stages: the dissolution of Sb O powder,
9
[
5] (a) M.H. Huang, Y. Wu, H. Feick, N. Tran, E. Weber,
P. Yang, Adv. Mater. 13 (2001) 113;
2
5
5C
the part reduction of Sb
nanorods. Prolonging reaction time can lead to complete
reduction of the Sb powder to metal Sb particles. UV–
cations and the growth of the
(
b) W.I. Park, D.H. Kim, S.-W. Jung, G.-C. Yi, Appl. Phys.
Lett. 80 (2002) 4232;
2
O
5
(c) J.-J. Wu, S.-C. Liu, Adv. Mater. 14 (2002) 215.
vis emission spectrum of the SSO nanorods shows that
emission appears around 450 nm wavelength.
[6] (a) D. Seo, J. Lee, H. Kim, J. Cryst. Growth 229 (2001) 428;
(b) Y.X. Zhang, G.H. Li, Y.X. Jim, Y. Zhang, J. Zhang,
L.D. Zhang, Chem. Phys. Lett. 365 (2002) 300;
(
c) Z.R. Tian, J.A. Voigt, J. Liu, B. Mckenzie, H. Xu, J. Am.
Chem. Soc. 125 (2003) 12384.
Acknowledgements
[
[
[
7] H. Sato, K. Kondo, S. Tsuge, H. Ohtani, N. Sato, Polym.
Degrad. Stab. 62 (1998) 41.
This work was supported by the Scientific Research
Foundation for the returned Overseas Scholar, State
Education Ministry and State People Ministry, P. R.
China. We also thank Prof Y. Song and Prof F. Liu in the
Institute of Chemistry, Science Academy of China for the
support of XPS measurement.
8] (a) Y. Yao, Hua Xue Shi Jie 24 (1983) 2 (in Chinese).
(
b) H. Xiong, J. Chen, D. Li, J. Mater. Chem. 13 (2003) 1994.
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