Research Article

Towards Analysis and Optimization of Electrospun PVP (Polyvinylpyrrolidone) Nanofibers

Table 2

Electrospinning control factors and levels.

SymbolLevel 1Level 2Level 3

Control factors
 High voltage (kV)101315
 Concentration (wt%)81012
 Rotational speed (RPM)50010001500
 Collecting distance (cm)101315
 Flow rate (ml/h)0.60.81