Acoustics of Wood

Introduction.- Ultrasonic wave propagation in solids.- Wood characterisation with mechanical vibrations.- Damping of mechanical vibrations in wood.- Attenuation of ultrasonic waves in wood.- Transducers for ultrasonic waves.- Global elastic constants of wood.- Local elastic characterisation of wood.- Acoustic and elastic invariants and nonlinearity of wood.- Acoustics of trees.- Effect of sylvicultural factors on acoustical properties of trees.- Acoustic methods for wood products' quality assessment.- Environmental modifiers of wood detected with ultrasonic waves.- Acoustical properties of wood species for musical instruments.- Substitutive wood species for musical instruments.- Acoustic emission.- Advanced treatments on acoustic emission signals.- Acoustic emission and digital imaging technique.- Acousto- ultrasonics, a nondestructive testing method of wood.- Acousto ultrasonics on trees, logs and utility poles.- High power ultrasound.- Acoustic emission technique for art objects.- Ultrasound for imaging wood panel paintings.- Holographic interferometry for imaging art objects.- wood painted panels inspection with THz imaging technique.- Archaeologic wood, wood of historic artefacts and structures.- Artificial intelligence and acoustics of wood.

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• Ciência ecológica, a biosfera
• Mecânica ondulatória (vibração e acústica)
• Florestação e silvicultura: prática e técnicas
• Ciência dos materiais
• Mecânica clássica

Wave;acoustics;musical instruments;mechanical characterization;ultasonic analysis;ultrasound;wood;Wood Science and Technology;acousto-ultrasonic;acoustic emission;elastic constant;wood-based composites