Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Lithography process flowchart. (b) Fabrication of the SERS substrate: Si substrate patterned with inverted pyramid pits, MoO3 deposition, sulfurization to MoS2, and Cu electrode deposition. (c) SERS measurement setup: Cu electrodes are connected to a Keithley 2400 source meter to apply a longitudinal electric field for R6G localization.
