Influence of Nanofiber Orientation on Morphological and Mechanical Properties of Electrospun Chitosan Mats

Table 3

Young’s modulus (E), stress at break (σ_{at break}), and elongation at break (ε_{at break}) of different fiber orientations of Cs electrospun mats produced with rotating disk collector.

	Distance from center
	0 cm			2 cm			3.5 cm
	E (MPa)	σat break (Mpa)	εat break (%)	E (MPa)	σat break (Mpa)	εat break (%)	E (MPa)	σat break (Mpa)	εat break (%)
800 rpm	3.67 ± 1.92	2.92 ± 3.08	25.78 ± 12.56	5.03 ± 1.25	4.40 ± 3.70	28.44 ± 7.71	10.01 ± 3.12	2.54 ± 1.23	14.81 ± 4.83
1000 rpm	3.93 ± 2.04	1.16 ± 0.54	19.12 ± 10.14	5.24 ± 0.036	2.44 ± 1.33	22.89 ± 12.03	10.00 ± 5.38	3.21 ± 1.93	15.25 ± 5.07
1200 rpm	5.85 ± 5.01	1.48 ± 1.40	14.94 ± 4.34	6.63 ± 6.15	3.29 ± 3.92	17.01 ± 6.79	15.47 ± 3.44	4.88 ± 4.40	15.87 ± 5.59