Porous platinum fibers synthesized using supercritical fluid

Abstract

Porous platinum fibers replicating both the shape and nanopore structure of activated carbon fibers have been prepared in supercritical fluid media.

References

1. W. N. Meier and D. H. Olson, Atlas of Zeolite Structure Types, Butterworths, London, 2nd edn., 1988.
2. C. T. Kresge, M. E. Leonowicz, W. J. Roth, J. C. Vartuli and S. Beck, Nature, 1992, 359, 710.
3. S. Inagaki, Y. Fukusima and K. Kuroda, J. Chem. Soc., Chem. Commun., 1993, 8, 680.
4. O. D. Velev, T. A. Jede, R. F. Loba and A. M. Lenhoff, Nature, 1997, 389, 447.
5. M. Templin, A. Franck, A. D. Chsne, H. Leist, Y. Zhang, R. Ulrich, V. Schandler and U. Wiesner, Science, 1997, 278, 1795.
6. P. M. Ajayan, D. Stephan, Ph. Redlich and C. Colliex, Nature, 1995, 357, 564.
7. C. N. R. Rao, B. C. Satishkumar and A. Govindaraj, Chem. Commun., 1997, 16, 1581.
8. B. C. Satishkumar, A. Govindaraj, Erasmus M. Vogl, Lipika Basumallick and C. N. R. Rao, J. Mater. Res., 1997, 12, 604.
9. G. S. Attard, C. G. Goltner, J. M. Corker, S. Henke and R. H. Templer, Angew. Chem., Int. Ed. Engl., 1997, 36, 1315.
10. G. S. Attard, P. N. Bartlett, N. R. B. Coleman, J. M. Elliott, J. R. Owen and J. H. Wang, Science, 1997, 278, 838.
11. G. S. Attard, N. R. B. Coleman and J. M. Elliott, Stud. Surf. Sci. Catal., 1998, 117, 89.
12. J. M. Dobbs, J. M. Wong, R. J. Lahiere and K. P. Johnston, Ind. Eng. Chem. Res., 1987, 26, 56.
13. P. Etesse, J. A. Zega and R. Kobayashi, J. Chem. Phys., 1992, 97, 2022.
14. 13.3 mg of a platinum cloth sample was placed in a quartz tube (20 mm in diam eter). 1% CO, 1% H₂ and 7.5% of O₂ in a nitrogen earrier stream were intr oduced into the tube at 3300 ml min^–1. The sample was heated up to 773 K at a rate of 12 K min^–1. 50% of CO was converted into CO₂ at 475 K and almost all of the CO was converted into CO₂ above 484 K..