Figure 3.

SPM images of P3HT:PCBM films formed using chlorobenzene with different amounts of 1.8-octanedithiol. Chlorobenzene alone. (a), chlorobenzene with 1.5 vol.% of 1.8-octanedithiol (b), chlorobenzene with 3.5 vol.% of 1.8-octanedithiol (c), and 1,2-dichlorobenzene with 5.5 vol.% of 1.8-octanedithiol (d).

Kim et al. Nanoscale Research Letters 2012 7:56   doi:10.1186/1556-276X-7-56
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