Fig. 4
From: Synthesis of n-type Mg2Si/CNT Thermoelectric Nanofibers
XRD profile and TEM images of the nanofiber after the reaction of Si with magnesium. a XRD profile of the nanofiber. b Bright field image. d The corresponding dark-field image taken with the MgO 200 diffraction spots. The area surrounded by dashed line in b indicates the observed area of SAED pattern. c SAED pattern of the nanofiber