fig5

Figure 5. Cutting techniques for fabrication and performance characterization of flexible electronic circuits. (A) Relationship among feed speed, drill diameter and thrust force^[42]; (B) Making a Device with LaserFactory^[43]; (C) SEM images of cross-sectional view: under air cutting and under solvent cutting^[44]; (D) (i) Picture of spring-shaped PDMS film cutting by UV nanosecond laser, (ii) Resistance-strain curves of different PDMS film electrodes^[45]. SEM: Scanning electron microscopy; PDMS: polydimethylsiloxane; UV: ultraviolet.