Fig. 3.
Surface pressure (π)–area (A) isotherms of HePc, OcPC and ErPC spread at the air/water interface at 20 °C. Inset Compression modulus (C −1s)–surface pressure (π) dependencies
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.