US 7,321,422 B2 | ||
SERS-active structures having nanoscale dimensions | ||
Zhiyong Li, Palo Alto, Calif. (US); and Shih-Yuan Wang, Palo Alto, Calif. (US) | ||
Assigned to Hewlett-Packard Development Company, L.P., Houston, Tex. (US) | ||
Filed on Sep. 16, 2004, as Appl. No. 10/942,482. | ||
Prior Publication US 2006/0055922 A1, Mar. 16, 2006 | ||
Int. Cl. G01J 3/44 (2006.01) |
U.S. Cl. 356—301 | 32 Claims |
1. A SERS-active structure comprising:
a substrate;
a plurality of features located at predetermined positions on a surface of the substrate, each feature of the plurality of
features including a SERS-active material, each feature of the plurality of features having nanoscale dimensions and being
separated from one another by a predetermined distance of between about 1 and about 50 nanometers; and
an electric potential between at least two features of the plurality of features.
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