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  • Ultrasonic fatigue testing of concrete 

    Fitzka, Michael; Karr, Ulrike; Granzner, Maximilian; Melichar, Tomáš; Rödhammer, Martin; Strauss, Alfred; Mayer, Herwig (Elsevier, 2021-07-10)
    Cyclic compression fatigue properties of concrete are studied with the ultrasonic fatigue testing method with cycling frequency 19 kHz and are compared to servo-hydraulic tests performed at 60 Hz. Ultrasonic testing was ...