Fabrication of clean nanogaps using a combined electrochemical-chemical method

Small

Volumn 5, Issue 22, 2009, Pages 2541-2544

  Kervennic, Yann Vaï ^a   Kubatkin, Sergey ^a  

^a CHALMERS UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

Electrochemical methods; Electrodes; Gold; Iodine nanostructures

Indexed keywords

CHEMICAL ETCHING; CHEMICAL METHOD; CONTROLLED SIZE; ELECTROCHEMICAL METHODS; GOLD WIRE; METAL GRAINS; MICROFABRICATED; NANOGAPS; SMALL MOLECULES;

ETCHING; GOLD; INDUSTRIAL CHEMICALS; IODINE; NANOSTRUCTURES;

ELECTROCHEMICAL ELECTRODES;

NANOMATERIAL;

ARTICLE; CHEMISTRY; CONFORMATION; CRYSTALLIZATION; ELECTROCHEMISTRY; MACROMOLECULE; METHODOLOGY; NANOTECHNOLOGY; PARTICLE SIZE; SURFACE PROPERTY; ULTRASTRUCTURE;

CRYSTALLIZATION; ELECTROCHEMISTRY; MACROMOLECULAR SUBSTANCES; MOLECULAR CONFORMATION; NANOSTRUCTURES; NANOTECHNOLOGY; PARTICLE SIZE; SURFACE PROPERTIES;

EID: 73349084997     PISSN: 16136810     EISSN: 16136829     Source Type: Journal    
DOI: 10.1002/smll.200900908     Document Type: Article

References (29)

1. N. J. Tao, Nature Nanotech. 2006, 1, 173-181.
2. S. Kubatkin, A. Danilov, M. Hjort, J. Cornil, J.-L. Brédas, N. Stuhr- Hansen, P. Hedegard, T. BjØrnholm, Nature 2003, 425, 698-701.
3. W. Liang, M. P. Shores, M. Bockrath, J. R. Long, H. Park, Nature 2002, 417, 725-729.
4. B. Xu, N. J. Tao, Science 2003, 301, 1221-1223.
5. R. F. Service, Science 2003, 302, 556-559.
6. V. V. Zhirnov, R. K. Cavin, Nature Mater. 2006, 5, 11-12.
7. A. F. Morpurgo, C. M. Marcus, D. B. Robinson, Appi. Phys. Lett. 1999, 74, 2084-2086.
8. Y.-V. Kervennic, J. M. Thijssen, D. Vanmaekelbergh, R. Dabirian, L. W. Jennenskens, C. A. van Walree, H. S. J. van der Zant, Angew. Chem. Int. Ed. 2006, 45, 2540-2542.
9. H. Basch, M. A. Ratner, J. Chem. Phys. 2003, 119, 11926-11942.
10. A. Park, A. K. L. Lim, A. P. Alivisatos, J. Park, P. L. McEuen, Appl. Phys. Lett. 1999, 75, 301-303.
11. H. Park, J. Park, A. K. L. Lim, E. H. Anderson, A. P. Alivisatos, P. L. McEuen, Nature 2000, 407, 57-60.
12. H. S. J. van der Zant, Y.-V. Kervennic, M. Poot, K. O'Neill, Z. de Groot, J. M. Thijssen, H. B. Heersche, N. Stuhr-Hansen, T. Bj0rnholm, D. Vanmaekelbergh, C. A. van Walree, L. W. Jennenskens, Faraday Disc. 2006, 131, 347-356.
13. J. Park, A. N. Pasupathy, J. I. Goldsmith, C. Chang, Y. Yaish, J. R. Petta, M. Rinkoski, J. P. Sethna, H. D. Abruna, P. L. McEuen, D. C. Ralph, Nature 2002, 417, 722-725.
14. A. A. Houck, J. Labaziewicz, E. K. Chan, J. A. Folk, I. L. Chuang, Nano Lett. 2005, 5, 1685-1688.
15. R. Sordan, K. Balasubramanian, M. Burghard, K. Kern, Appl. Phys. Lett. 2005, 87, 013106.
16. C. Z. Li, N. J. Tao, Appl. Phys. Lett. 1998, 72, 894-897.
17. C. Z. Li, H. X. He, N. J. Tao, Appl. Phys. Lett. 2000, 77, 3995-3997.
18. A. Umeno, K. Hirakawa, Appl. Phys. Lett. 2005, 86, 143103.
19. Y.-V. Kervennic, D. Vanmaekelbergh, L. P. Kouwenhoven, H. S. J. van der Zant, Appl. Phys. Lett. 2003, 83, 3782-3784. SEM micrographs of etched wire have not been published. The presence of gold grains in the gap region was observed using the described method.
20. D. Erts, E. Ahlberg, J. Asbjornsson, H. Olin, J. Prikulis, Appl. Phys. A 1998, 66, S477-S480.
21. X. Wang, N. Issaev, J. G. Osteryoung, J. Eiectrochem. Soc. 1996, 143, 3477-3482.
22. We performed studies of gold-colloid assembly, which demonstrated that SEM can resolve isolated gold particles with sizes down to 3-4 nm.
23. A. J. Bard, L. R. Faulkner, in Electrochemicai Methods, 2nd revised Ed. (Eds: D. Harris, E. Swain,), Wiley New York 2001, Ch. 13 For the estimation of the double-layer length, we applied the formula given on p. 548, 1/λ=(3.29.107)C1/2, where λ is the double-layer characteristic length and C the total iodide concentration.
24. J. G. Simmons, J. Appi. Phys. 1963, 34, 1793-1803.
25. M.-B. Song, J.-M. Jang, S.-E. Bae, C.-W. Lee, Langmuir 2002, 18, 2780-2784.
26. Y.-V. Kervennic, S. Kubatkin, unpublished results.
27. A. O. Lundgren, F. Bjorefors, L. G. M. Olofsson, H. Elwing, Nano. Lett. 2008, 8, 3989-3992.
28. T. Hassenkam, K. Moth-Poulsen, N. Stuhr-Hansen, K. N0rgaard, M. S. Kabir, T. Bj0rnholm, Nano. Lett. 2004, 4, 19-22.
29. N. Stuhr-Hansen, J. B. Christensen, N. Harrit, T. Bj0rnholm, J. Org Chem. 2002, 68, 1275-1282.