Nanorods standing at attention!

1. Thibaut Thai^1,2, 
2. Dr. Yuanhui Zheng^1,2,
3. Soon Hock Ng^1,2, 
4. Dr. Stephen Mudie³, 
5. Dr. Matteo Altissimo², 
6. Prof. Udo Bach^1,2,*

Article first published online: 29 JUL 2012

DOI: 10.1002/anie.201204609

A self-assembly technique based on convective and capillary forces was used for the direct fabrication of standing arrays of gold nanorods on lithographically predefined areas (see picture). The hexagonal close-packed structure of gold nanorods creates an ideal substrate for surface-enhanced Raman spectroscopy.