Trends in Textile Engineering & Fashion Technology Structure and Properties of Lycra-Viscose Ring- Air-Jet Spun Core Yarns Tyagi GK* Baddhan A Technological Institute Sciences Bhiwani 127021, India *Corresponding author:Gajendra Kumar Tyagi, Submission: February 09, 2023; Published: 17, 2023 DOI: 10.31031/TTEFT.2023.08.000679 ISSN 2578-0271 Volume8 Issue1