What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Acoustic Emission antinodal regions block surface Composite Materials crack growth Devcon diameter sphere impact discrete Fourier transform effects of specimen epoxy event duration Fiber Composite fractures and sphere FREQUENCY COUNTER FREQUENCY DOMAIN REPRESENTATIONS frequency domain resolution frequency nodal lines further influence Graphite Hewlett Packard input signal J.H. Williams Journal of Composite K bytes lead fracture signals location 1 Fig Materials Evaluation maximum measurement of nodal mechanical pencil lead mode shapes mounted at output msec natural frequency nodal natural frequency response Nodal pattern measured Nondestructive Evaluation Nondestructive Testing obtained at output oscilloscope output signal output transducer location parameters and measurements pencil lead fracture presence of specimen Procedure received signal SIDE VIEW Fig sinusoidal source transducer specimen resonant frequencies spectra obtained spectral content spectrum from location sphere release apparatus stress wave factor structure Tektronix test specimen resonances total system amplification transducer Panametrics Model Ultrasonic Attenuation Western Electric