of polymer fibers is described, of which flexibility is significantly
extended compared to conventional electrospinning techniques.
The low-voltage electrospinning patterning (LEP) (Figs. 1 and 2)
enables precise patterning of a range of polymer solutions on a
variety of substrates, with an operation voltage typically at or
below 100 V DC [8]. These polymer solutions include, but not
limited to, the listed compositions in Table 1. Here, we used three
polymer solutions, as examples, to describe the process of LEP.
These polymer solutions are: polystyrene (PS) in dimethylformamide (DMF), polyethylene oxide (PEO) in water, and a gelatin
Fig. 1 Schematic diagram of the LEP components and configuration
Fig. 2 (a) The LEP setup. (b) Zoom-in of the stage assembly
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