Page 314 - Carbon Nanotube Fibres and Yarns

302 Index

constructional parameter, 158 Yarn production, CNT forests
density-tenacity relationship, 163 automated spinning, 30–31
diameter, 137–140, 144–146, 155, 157, CNT web
160–161, 162f, 165, 171 continuous web, formation of,
distribution, 157 15–17
reduction, 165–166 drawability improvement, 17–20, 19f
direction strength, 236 continuous forest growth, flexible
geometric model, 184 substrate, 31–32
linear density, 155, 171 continuous spinning, joined webs, 31
mechanical behavior, 195–197 densification by twist
mechanical property, 167, 189, 202 core-spun yarns, 25–26
microstructural evolution, 194 false-twisting, 24–25
production cost, 160 flyer spinning, 21–23
property, 184, 199–200 motor-assisted hand-spinning process,
formation method, 183–184 21
specific modulus, 165 up-spinning, 23–24
specific strength, 153–155 die-drawing method, 28
specimen length, 157 liquid densification, 28–30
structural characteristic, 158 continuous spinning, joined webs, 31
structural mechanics analysis, 137–138 rubbing densification, 26–28
structure control, 183–184 vertically aligned CNT arrays, synthesis
take-up ratio, 165 of, 13–15
tensile modulus, 185 Young’s modulus, 63–64, 66, 86, 105–106,
tensile property, 162f 112–113, 115–118, 121–124,
tensile strength, 155 126–128
tensile stress, 139
tensile testing, 158 Z
torque, 283 Zero twist yarn, 272