Delany, M. E. & Bazley, E. N. Acoustical properties of fibrous absorbent materials. Appl. Acoust. 3, 105–116 (1970). Google Scholar Tang, X. & Yan, X. Acoustic energy absorption properties of fibrous materials: A review. Compos. Part A 101, 360–380 (2017). CAS Google Scholar Kozlov, A. S., Baumgart, J., Risler, T., […]