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.
Height and density of the nano-sized structures of PMMA as a function of the spin coating speed.
| Spin coating rpm | (a) 1500 | (b) 1750 | (c) 2000 | (d) 2500 |
|---|---|---|---|---|
| Approximate height of structure | 280 nm | 250 nm | 180 nm | 120 nm |
| Density of nano-sized structure | 132 ea/μm2 | 120 ea/μm2 | 108 ea/μm2 | 100 ea/μm2 |
