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. 2016 Feb 24;6:21832. doi: 10.1038/srep21832

Figure 4.

Figure 4

(a–d) M versus H curves of the pristine and N-doped graphene at room temperature. (e) Hc of N-doped graphene at 10 K, 300 K and 400 K. (f) Ms of N-doped graphene at 10 K, 300 K and 400 K.