Defects of structure of nanocomposites of polytetrafluo-rethylene with multiwalled carbon nanotubes - O. S. Nychyporenko; O. P. Dmytrenko; M. P. Kulish; T. M. Pinchuk-Ruhal; Yu. Ye. Hrabovskyi; M. A. Zabolotnyi; V. V. Strelchuk; A. S. Nikolenko; Yu. I. Sementsov (Nanosystems, nanomaterials, nanotechnologies, 2015)