Diameter, amount of residual solvent, density, draw ratio and velocity of jets at different distances.

Collecting distance (cm)	Diameter of jet (nm)	Amount of solvent (%)	Density of jet (g cm−3)	Draw ratioa	Velocityb (m s−1)
					υ 1	υ 2
0	18 800	96.50	0.9504	—	0.998
6	640 ± 132	91.40	0.9611	347		346
8	580 ± 155	90.39	0.9632	378		377
10	345 ± 106	88.24	0.9677	869		867
11	325 ± 87	85.68	0.9731	799		797
13	256 ± 31	74.36	0.9968	703		701
15	260 ± 29	70.38	1.0052	585		584
20	247 ± 17	53.76	1.0401	401		400
25	243 ± 22	26.86	1.0965	248		248
30	245 ± 15	25.45	1.0995	239		239

^aDraw ratio was calculated from eqn (5).

^bVelocity υ₁ was calculated from eqn (1) and υ₂ was calculated from eqn (7).