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Browsing by Subject "Chirp signal"

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Browsing by Subject "Chirp signal"

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    Nonlinear Acoustic Spectroscopy and Frequency Sweep Ultrasonics: Case on Thermal Damage Assessment in Mortar 
    Genovés, V.; CARRIÓN GARCÍA, ALICIA; Escobar, D.; Gosálbez Castillo, Jorge; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan (Springer-Verlag, 2019-09)
    [EN] An exhaustive study on thermal damage of Portland cement-based materials is addressed. Damage carried out at different temperatures on concrete between 40 and 525 degrees C were assessed by means of microstructural, ...
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    Optimized ultrasonic attenuation measures for non-homogeneous materials 
    Genovés Gómez, Vicente; Gosálbez Castillo, Jorge; Carrión García, Alicia; Miralles Ricós, Ramón; Paya Bernabeu, Jorge Juan (Elsevier, 2016-02)
    In this paper the study of frequency-dependent ultrasonic attenuation in strongly heterogeneous materials is addressed. To determine the attenuation accurately over a wide frequency range, it is necessary to have suitable ...
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    Ultrasonic and impact spectroscopy monitoring on internal sulphate attack of cement-based materials 
    Genovés Gómez, Vicente; Vargas, F.; Gosálbez Castillo, Jorge; Carrión García, Alicia; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan (Elsevier, 2017)
    [EN] An exhaustive monitoring of an internal sulphate attack of Portland cement-based materials is addressed. Four series of Portland cement mortars with different amounts of gypsum (0%¿2% SO3 respect to the cement by mass) ...