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) Time series of the Aeris sensor (HAPP CH4 fit) and Harvard FILIF during a multi–day stepped intercomparison. All data are reported with an integration time of 30 s. (b) Correlation plot between the Aeris sensor (HAPP CH4 fit) and Harvard FILIF (R2 = 0.980).
