TY - JOUR AU - Callejas Zafra, Antonio Manuel AU - Rus Carlborg, Guillermo PY - 2019 SN - 1424-8220 UR - http://hdl.handle.net/10481/55721 AB - Parameters to measure nonlinearity in polymethylmethacrylate (PMMA) and carbon fiber reinforced polymer (CFRP) materials have been determined with nonlinear ultrasound (NLUS). The nonlinear parameter b has been determined using the variation of the... LA - eng PB - MDPI KW - Nonlinear parameter β KW - Finite amplitude method KW - Harmonic generation KW - Polymethylmethacrylate KW - Carbon fiber reinforced polymer TI - Experimental Configuration to Determine the Nonlinear Parameter β in PMMA and CFRP with the Finite Amplitude Method DO - 10.3390/s19051156 ER -