Confinement-induced nanocrystal alignment of conjugated polymer by the soft-stamped nanoimprint lithography |
PDMS soft stamp and PFO nanograting of 1-μm period. (a) The AFM image of PDMS soft stamp. (b) The AFM image of PFO nanograting. (c) The surface profile of PDMS soft stamp marked as the grey line in Fig. 2(a) . (d) The surface profile of PFO nanograting marked as the grey line in Fig. 2(b) . |