A carbon nanotube assembly wire comprising a plurality of carbon nanotubes, wherein the ratio of the integrated intensity IB in a Raman shift range of more than 210 cm-1 and 280 cm-1 or less to the integrated intensity IA in a Raman shift range of 120 cm-1 to 210 cm-1 inclusive, i.e., IB/IA, in a Raman spectrum of the carbon nanotube assembly wire is 0.1 or more.
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