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Éó¸åÒâ¼ûÈçÏÂ: In the 1st line of page 6, the authors suggested that no defect were observed at the junction from the HRTEM of the junction. However, one cannot claim the nonexistence of defects merely from HRTEM. In fact, edge dislocation may easily observed by the HRTEM, while the screw dislocation may not. Therefore, the authors need more evidence to prove their conclusion. According to Jin and co-workers, they used a Diffraction Contrast TEM (DCTEM) to suggest the existence of defect. (Jin et al, Science 2008, 320, 1060) ÎÒ´ÓÀ´Ã»ÓйýÕâ¸öDCTEM,Ò²²»ÏëÔÙ¼ÓÁË,ÄÜ·ñ½«ÔÎÄÀïµÄ¿Ï¶¨µÄ˵·¨""No defects are observed at the junction.ɾµô.È»ºóÇ¿µ÷the screw dislocation need further characterization. ÕâÑùÉó¸åÈËÄÜÈÏ¿ÉÂ𣿠|
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