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). Plot of as χm vs. T and 1/χm vs. T under the FC condition. Measured data and fitted data (100–300 K, Curie-Weiss law) are plotted in cross and red lines, respectively. The dashed red line is extrapolation of fitted data. (b). Plot of µeff vs. T under FC and ZFC conditions.
