[HTML][HTML] Measurement of stiffness of standing trees and felled logs using acoustics: A review
This paper provides a review on the use of acoustics to measure stiffness of standing trees,
stems, and logs. An outline is given of the properties of wood and how these are related to …
stems, and logs. An outline is given of the properties of wood and how these are related to …
The computation of dispersion relations for three-dimensional elastic waveguides using the scaled boundary finite element method
In this paper, a numerical approach for the computation of dispersion relations for three-
dimensional waveguides with arbitrary cross-section is proposed. The formulation is based …
dimensional waveguides with arbitrary cross-section is proposed. The formulation is based …
Genetic algorithms-based inversion of multimode guided waves for cortical bone characterization
Recent progress in quantitative ultrasound has exploited the multimode waveguide
response of long bones. Measurements of the guided modes, along with suitable waveguide …
response of long bones. Measurements of the guided modes, along with suitable waveguide …
In-plane backward and zero group velocity guided modes in rigid and soft strips
Elastic waves guided along bars of rectangular cross sections exhibit complex dispersion.
This paper studies in-plane modes propagating at low frequencies in thin isotropic …
This paper studies in-plane modes propagating at low frequencies in thin isotropic …
Complexity of band structures: Semi-analytical finite element analysis of one-dimensional surface phononic crystals
Band structures of surface phononic crystals with one-dimensional periodicity are
investigated in this paper. Real and complex dispersion relations of surface acoustic waves …
investigated in this paper. Real and complex dispersion relations of surface acoustic waves …
Ultrasonic guided wave measurement in a wooden rod using shear transducer arrays
Research related to acoustic/ultrasonic guided wave testing in wood is still at an early stage.
This paper describes the first study to perform ultrasonic guided wave measurements in a …
This paper describes the first study to perform ultrasonic guided wave measurements in a …
[图书][B] Numerical methods for the simulation of ultrasonic guided waves
H Gravenkamp - 2014 - opus4.kobv.de
Ultrasonic guided waves offer a wide range of applications in fields such as non-destructive
testing, structural health monitoring or material characterization. They can be excited in thin …
testing, structural health monitoring or material characterization. They can be excited in thin …
[HTML][HTML] Identification of the constitutive parameters of strain gradient elasticity using guided wave propagation in architectured materials
In this work we introduce an identification procedure for the numerical assessment of the
constitutive parameters of strain gradient elasticity (SGE) for architectured materials. The key …
constitutive parameters of strain gradient elasticity (SGE) for architectured materials. The key …
Axial Transmission: Techniques, Devices and Clinical Results
Recent progress in quantitative ultrasound have sparked increasing interest towards the
measurement of long cortical bones (eg, radius or tibia), because their ability to sustain …
measurement of long cortical bones (eg, radius or tibia), because their ability to sustain …
The effects of dispersion on time-of-flight acoustic velocity measurements in a wooden rod
The stiffness of wood can be estimated from the acoustic velocity in the longitudinal
direction. Studies have reported that stiffness measurements obtained using time-of-flight …
direction. Studies have reported that stiffness measurements obtained using time-of-flight …