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Resolution: standard / high Figure 1.
SEM micrographs of macropores formed in HF solutions containing various types of alcohol. Cross-sectional views of silicon anodized in a 10–20 Ωcm prepatterned p-type silicon
at 14 mAcm−2 for 1 h in HF solutions containing (a) MeOH, (b) EtOH, (c) PrOH, and (d) BuOH.
Urata et al. Nanoscale Research Letters 2012 7:329 doi:10.1186/1556-276X-7-329 |
