(Color online) Fabrication steps for the preparation of SAF arrays and nanoparticles.
(Color online) (a) Flexible ETFE replica fabricated by a Si master mold; (b) wafer imprint with a Si mold; (c) wafer imprint with ETFE mold (scale bar: 5 mm).
SEM images showing the steps of SAF fabrication.
TEM images of the SAF after release in water (scale bar: 100 nm).
(Color online) (a) Hysteresis loops of the SAF measured on wafer with different x = 3, 5, 7; (b) in-water hysteresis loop measured after release and centrifugation for nanoparticles with x = 5.
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