The effect of energy director on ultrasonic consolidation of multilayered composites (laminates) made from unidirectional PEEK/CF prepregs. Fracture and Structural Integrity, [S. l.], v. 20, n. 75, p. 315–325, 2025. DOI: 10.3221/IGF-ESIS.75.22. Disponível em: https://staging.fracturae.com/index.php/fis/article/view/5691. Acesso em: 16 oct. 2026.