NTCDI_AFM2a.jpg

Description NTCDI AFM2a.jpg	Top: Constant height non-contact atomic force microscopy image of a hydrogen-bonded naphthalene tetracarboxylic diimide (NTCDI) island on the Ag:Si(111)-(√3 x √3) R30° surface acquired at 77 K. Image size 2.1 by 2.0 nm (oscillation amplitude, 275 pm). Bottom: model (Colour coding: grey, carbon; white, hydrogen; red, oxygen; blue, nitrogen)
Date	2014
Source	http://www.nature.com/ncomms/2014/140530/ncomms4931/full/ncomms4931.html
Author	A. M. Sweetman et al.
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