Effects of Different Roller Profiles on the Microstructure and Peel Strength of the Ultrasonic Welding Joints of Nonwoven Fabrics. - Nguyen, Thanh-hai; Thanh, Le Quang; Loc, Nguyen Huu; Huu, Manh Ngo; Nguyen Van, Anh (Applied Sciences (2076-3417), 2020)