Figure 2

SEM images of GC ink treated with different lasers: (a1,a2) RubyNano, (b1,b2) Nd:YAGNano; (c1,c2) Nd:YAGNanoArray; (d1,d2) Nd:YAGPico; (e1,e2) Nd:YAGPicoArray, and untreated: (f1,f2).

SEM images of GC ink treated with different lasers: (a1,a2) RubyNano, (b1,b2) Nd:YAGNano; (c1,c2) Nd:YAGNanoArray; (d1,d2) Nd:YAGPico; (e1,e2) Nd:YAGPicoArray, and untreated: (f1,f2).