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. 2016 Feb 8;6:20285. doi: 10.1038/srep20285

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(a) Combined STM-top/AFM-bottom measurements of graphene/Ru(0001). Here the scanning mode was changed on-the-fly in the middle of the scan area. Scanning parameters: , V, nA, Hz. (b) AFM image of graphene/Ru(0001). Scanning parameters: , V, Hz.

Inline graphic — (a) Combined STM-top/AFM-bottom measurements of graphene/Ru(0001). Here the scanning mode was changed on-the-fly in the middle of the scan area. Scanning parameters: , V, nA, Hz. (b) AFM image of graphene/Ru(0001). Scanning parameters: , V, Hz.