1–3 of 3 hits
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    Complex multi-range aggregate spectral measurements for environmental objects: optimization and synthesis of measurement procedures

    Free access
    Kh. G. Asadov / Sh. N. Dzhakhidzade | DOAJ | 2019
    Keywords: absorption spectrum , absorption coefficient

    Mathematical model of acoustic characteristics of polyurethane foam used for sound absorption in aerospace engineering

    Free access
    A. V. Kuznetsov / A. A. Igolkin / A. I. Safin et al. | DOAJ | 2021
    Keywords: sound absorption coefficient

    Vibroacoustic soundproofing for helicopter interior

    Free access
    Pavithra Nagaraj / Adham Ahmed Awad Elsayed Elmenshawy / Iyad Alomar | DOAJ | 2023
    Keywords: sound absorption coefficient material