Fabrication <strong>of</strong> <strong>Gold</strong> <strong>Nanosheets</strong> <strong>through</strong> <strong>Thermolysis</strong> J. Chin. Chem. Soc., Vol. 56, No. 1, 2009 105 agent adsorbs preferentially on the {111} planes <strong>of</strong> Au nuclei. The long alkyl chain also allows C 18 -imt<strong>of</strong>unctionas templating agent, which favors the formation <strong>of</strong> hexagonal, triangular and truncated triangular nanosheets. On the other hand, C 1 -im only functions as a capping agent, which also adsorbs favorably on the Au (111) plane. Formation <strong>of</strong> particles with mostly {111} facets are therefore preferred. ACKNOWLEDGMENT We thank the National Science Council <strong>of</strong> Taiwan for financial support (NSC 96-2113-M-259-012) and National Dong Hwa University Nanotechnology Research Center. Received June 22, 2008. REFERENCES 1. (a) Kim, F.; Song, J. H.; Yang, P. J. Am. Chem. Soc. 2002, 124, 14316. (b) Busbee, B. D.; Obare, S. O.; Murphy, C. J. Adv. Mater. 2003, 15, 414. (c) Sau, T. K.; Murphy, C. J. J. Am. Chem. Soc. 2004, 126, 8648. (d) Jana, N. R.; Peng, X. J. Am. Chem. Soc. 2003, 125, 14280. (e) Hanarp, P.; Kalll, M.; Sutherland, D. S. J. Phys. Chem. B 2003, 107, 5768. (f) Cheng, W.; Dong, S.; Wang, E. Langmuir 2003, 19, 9434. (g) Wirtz, M.; Martin, C. R. Adv. Mater. 2003, 15, 455. (h) Wei, Z.; Mieszawska, A. J.; Zamborini, F. P. Langmuir 2004, 20, 4322. (i) Phadtare, S.; Vinod, V. P.; Wadgaonkar, P. P.; Rao, M.; Sastry, M. Langmuir 2004, 20, 3717. 2. (a) Shankar, S. S.; Rai, A.; Ankamwar, B.; Singh, A.; Ahmad, A.; Sastry, M. Nat. Mater. 2004, 3, 482. (b) Millstone, J. E.; Park, S.; Shuford, K. L.; Qin, L.; Schatz, G. C.; Mirkin,C.A. J. Am. Chem. Soc. 2005, 127, 5312-5313. (c) Li,C.;Cai,W.;Li,Y.;Hu,J.;LiuP. J. Phys. Chem. B 2006, 110, 1546-1552. 3. (a) Yu, Y.; Chang, S. S.; Lee, C. L.; Wang, C. R. C. J. Phys. Chem. B 1997, 101, 6661. (b) Gai, P. L.; Harmer, M. A. Nano Lett. 2002, 2, 771. (c) Murphy, C. J.; Jana, N. R. Adv. Mater. 2002, 14, 80. (d) Kim, F.; Song, J. H.; Yang, P. D. J. Am. Chem. Soc. 2002, 124, 14316. (e) Busbee, B. D.; Obare, S. O.; Murphy, C. J. Adv. Mater. 2003, 15, 414. (f) Nikoobakht, B.; El-Sayed, M. A. Chem. Mater. 2003, 15, 1957. 4. Kim, J.; Cha, S.; Shin, K.; Jho, J. Y.; Lee, J. C. Adv. Mater. 2004, 16, 459. 5. (a) Milligan, W. O.; Morriss, R. H. J. Am. Chem. Soc. 1964, 86, 3461. (b) Kirkland, A. I.; Jefferson, D. A.; Duff, D. G.; Edwards, P. P.; Gameson, I.; Johnson, B. F. G.; Smith, D. J. Proc. R. Soc. London, A 1993, 440, 589. (c) Zhou, Y.; Wang, C. Y.; Zhu, Y. R.; Chen, Z. Y. Chem. Mater. 1999, 11, 2310. (d) Simakin, A. V.; Voronov, V. V.; Shafeev, G. A.; Brayner, R.; Bozon-Verduraz, F. Chem. Phys. Lett. 2001, 348, 182. (e) Malikova, N.; Pastoriza-Santos, I.; Schierhorn, M.; Kotov, N. A.; Liz-Marzán, L. M. Langmuir 2002, 18, 3694. (f) Tsuji, M.; Hashimoto, M.; Nishizawa, Y.; Tsuji, T. Chem. Lett. 2003, 32, 1114.(g)Sau,T.K.;Murphy,C.J. J. Am. Chem. Soc. 2004, 126, 8648. 6. Kim, F.; Connor, S.; Song, H.; Kuykendall, T.; Yang, P. D. Angew. Chem. Int. Ed. 2004, 43, 3673. 7. (a)Sun,Y.G.;Xia,Y.N. Science 2002, 298, 2176. (b) Sun, Y.G.;Xia,Y.N. J. Am. Chem. Soc. 2004, 126, 3892. 8.(a)Sun,Y.G.;Xia,Y.N. Adv. Mater. 2003, 15, 695. (b) Metraux, G. S.; Cao, Y. C.; Jin, R. C.; Mirkin, C. A. Nano Lett. 2003, 3, 519. (c) Jiang, L. P.; Xu, S.; Zhu, J. M.; Zhang, J. R.; Zhu, J. J.; Chen, H. Y. Inorg. Chem. 2004, 43, 5877. 9. (a) Tan, Y. N.; Lee, J. Y.; Wang, D. I. C. J. Phys. Chem. C 2008, 112, 5463. (b) Yang, S. C.; Wang, Y. P.; Wang, Q. F.; Zhang, R. L.; Yang, Z. M.; Guo, Y.; Ding, B. J. Cryst. Growth Des. 2007, 7, 2258. (c) Xie, J.; Lee, J. Y.; Wang, D. I. C. J. Phys. Chem. C 2007, 111, 10226. 10. (a) Chen, S. H.; Wang, Z. L.; Ballato, J.; Foulger, S. H.; Carroll, D. L. J. Am. Chem. Soc. 2003, 125, 16186. (b) Chen, S.; Wang, Z. L.; Ballato, J.; Foulger, S. H.; Carroll, D. L. J. Am. Chem. Soc. 2003, 125, 16186. (c) Hao, E.; Bailey, R. C.; Schatz, G. C.; Hupp, J. T.; Li, S. Y. Nano Lett. 2004, 4, 327. (d) Kuo, C.; Huang, M. H. Langmuir 2005, 21, 2012. 11. (a) Liu, Z.; Li, S., Yang, P. Y.; Hu, S. Z.; Qian, Y. Adv. Mater. 2003, 15, 1946. (b) Tanaka, T.; Ebina, Y.; Takada, K.; Kurashima, K.; Sasaki, T. Chem. Mater. 2003, 15, 3564. (c) Wang, J.; Zhu, M.; Outlaw, R.; Zhao, X.; Manos, D.; Holloway, B. Carbon 2004, 42, 2867. 12. (a) Pettinger, B.; Ren, B.; Picardi, G.; Schuster, R.; Ertl, G. Phys. Rev. Lett. 2004, 92, 0 961 011. (b) Ren, B.; Picardi, G.; Pettinger, B.; Schuster, R.; Ertl, G. Angew. Chem. Int. Ed. 2005, 44, 139. 13. (a) Mcnerey, J. J.; Buseck, P. R.; Hanson, R. C. Science 1972, 178, 611. (b) Ohkawa, T.; Uenoyama, H.; Kendo, M. J. Hygienic Chem. 1976, 22, 11. (c) Toda, K.; Ochi, K.; Sanemasa, I. Sens. Actuators B 1996, 32, 15. 14. Shankar, S. S.; Rai, A.; Ahmad, A.; Sastry, M. Chem. Mater. 2005, 17, 566. 15. (a) Anderson, R. R.; Parrish, J. A. J. Invest. Dermatol. 1981, 77, 13. (b) Simpson, C. R.; Kohl, M.; Essenpreis, M.; Cope, M. Phys. Med. Bio. 1998, 43, 24652478. (c) Hirsch, L. R.; Stafford,R.J.;Bankson,J.A.;Sershen,S.R.;Rivera,B.; Price, R. E.; Hazle, J. D.; Halas, N. J.; West, J. L. Proc. Natl. Acad. Sci. U.S.A. 2003, 100, 135491. (d) Loo, C.; Lin, A.; Hirsch, L.; Lee, M. H.; Barton, J.; Halas, N.; West, J.; Drezek, R. Technol. Cancer Res. Treat. 2004, 3, 30. 16. (a) Porel, S.; Singh, S.; Radhakrishnan, T. P. Chem. Com-
106 J. Chin. Chem. Soc., Vol. 56, No. 1, 2009 Hsu and Lin mun. 2005, 18, 2387. (b) Li, C.; Cai, W.; Cao, B.; Sun, F.; Li, Y.; Kan, C.; Zhang, L. Adv. Funt. Mater. 2006, 16, 83. (c) Kan, C.; Wang, G. Appl. Phys. Lett. 2006, 88, 71904. 17. Sun, X.; Dong, S.; Wang, E. Angew. Chem., Int. Ed. 2004, 43, 6360. 18. Sun, X.; Dong, S.; Wang, E. Chem. Lett. 2005, 34, 968. 19.(a)Ah,C.S.;Yun,Y.J.;Park,H.J.;Kim,W.J.;Ha,D.H.; Yun, W. S. Chem. Mater. 2005, 17, 5558. (b) Chu, H. C.; Kuo, C. H.; Huang, M. H. Inorg. Chem. 2006, 45, 808. 20. (a) Wang, L.; Chen, X.; Zhan, J.; Sui, Z.; Zhao, J.; Sun, Z. Chem. Lett. 2004, 33, 720. (b) Wang, L.; Chen, X.; Zhan, J.; Chai, Y.; Yang, C.; Xu, L.; Zhuanf, W.; Jing, B. J. Phys. Chem. B 2005, 109, 3189. 21. (a) Traylor, T. G.; Magde, D.; Marsters, J.; Jongeward, K.; Wu,G.Z.;Walda,K. J. Am. Chem. Soc. 1993, 115, 4808. (b) Cannon, W. N.; Powell, C. E.; Jones, R. G. J. Org. Chem. 1957, 22, 1323.(c)Lee,C.K.;HuangH.W.;Lin,I.J.B. Chem. Commun. 2000, 13, 1911-1912. 22. Hsu, S. J.; Hsu, K. M.; Leong, M. K. Lin, I. J. B. Dalton Trans. 2008, 1924. 23. Maye, M. M.; Zheng, W.; Leibowitz, F. L.; Ly, N. K.; Zhong, C. J. Langmuir 2000, 16, 490. 24. (a) Kim, J.; Cha, S.; Shin, K.; Jho, J. Y.; Lee, J. Adv. Mater. 2004, 16, 459. (b) Shao, Y.; Jin, Y.; Dong, S. Chem. Commun. 2004, 17, 1104. (c) Shankar, S.; Rai, A.; Ankamwar, B.; Singh, A.; Ahmad, A.; Sastry, M. Nat. Mater. 2004, 3, 482.