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Resolution: standard / high Figure 3.
TEM images of different sections of silica hollow microcoils. The initial weight ratios for the silica coating process were CTAB/NH3(aq.)/CMC-COOH/TEOS = 13.7/69.4/2.0/14.9.
Rodriguez-Abreu et al. Nanoscale Research Letters 2011 6:330 doi:10.1186/1556-276X-6-330 |
