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Hittade 2 avhandlingar som matchar ovanstående sökkriterier.

1. 1. A narrowband ultrasonic spectroscopy technique for the inspection of layered structures

   Författare :Marcus Engholm; Uppsala universitet; []
   Nyckelord :;

   Sammanfattning : .... LÄS MER

3. 2. Ultrasonic Arrays for Sensing and Beamforming of Lamb Waves

   Författare :Marcus Engholm; Tadeusz Stepinski; Paul D. Wilcox; Uppsala universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; imaging; array processing; guided waves; Lamb waves; dispersive waves; multi-modal waves; spatial filtering; mode suppression; resonant ultrasound; transducer design; direction of arrival estimation; adaptive beamforming; Signal processing; Signalbehandling; Electronic measurement and instrumentation; Elektronisk mät- och apparatteknik;

   Sammanfattning : Non-destructive testing (NDT) techniques are critical to ensure integrity and safety of engineered structures. Structural health monitoring (SHM) is considered as the next step in the field enabling continuous monitoring of structures. LÄS MER