Table 1.

Solution properties of electrospinning precursors.

Solution property	Viscosity (cP)	Electrical conductivity (mS/cm)	Surface tension (dyne/cm)
Solution 1 (Resulted in smaller Co nanofiber)	82.5	1.0	37
Solution 2 (Resulted in larger Co nanofiber)	130.3	1.1	37