Influence of grain morphology on ultrasonic wave attenuation in ...

Influence of microstructural grain-size distribution on ultrasonic ...

Ryzy, Influence of grain morphology on ultrasonic wave attenuation in polycrystalline media with statistically equiaxed grains, J. Acoust. Soc. Am., № 143 ...

Grain Size Influence On Ultrasonic Velocities and Attenuation - Scribd

The results showed that both velocity and attenuation decreased with increasing grain size, as larger grains scatter ultrasonic waves less than ...

Ultrasonic Attenuation as Influenced by Elongated Grains - NASA/ADS

The present paper sheds more light on the effect of grain shape on the attenuation and dispersion of ultrasonic waves in polycrystals. Specifically ...

Grain size influence on ultrasonic velocities and attenuation

Semantic Scholar extracted view of "Grain size influence on ultrasonic velocities and attenuation" by A. Bouda et al.

Ultrasonic attenuation as influenced by elongated grains

Ultrasonic attenuation and diffuse scattering result from the interaction of ultrasound with the microstructure of polycrystalline samples. Researchers are now ...

Grain-boundary Scattering of Surface Acoustic Waves

Sedlák, I.A. Veres, Influence of grain morphology on ultrasonic wave attenuation in polycrystalline media with statistically equiaxed grains, JASA 143 (2018), ...

Ultrasonic NDE for metal additive manufacturing

• Ultrasound measurements: Wave speed and attenuation ... The microstructure morphology and increasing statistical heterogeneity affect the ability to make grain ...

Study on ultrasonic nondestructive evaluation method for grain size ...

The author explored the mechanism of influence of the grain size on the ultrasonic attenuation coefficient, established an ultrasonic attenuation evaluation ...

Ultrasonic Scattering Attenuation in Nodular Cast Iron

Influence of grain morphology on ultrasonic wave attenuation in polycrystalline media with statistically equiaxed grains. Journal of the ...

Effect of the Grain Sizes on the Ultrasonic Propagation and ...

thermal and mechanical processes by using the attenuation of ultrasound waves during non-destructive testing. Keywords: non-destructive testing/NDT ...

Grain size characterization of Ti-6Al-4V titanium alloy based on laser ...

In this paper, a random forest regression (RFR) rain size characterization method based on a laser ultrasound technique is investigated to predict the grain ...

Investigation of the influence of macrozones in titanium alloys on the ...

Past research has demonstrated the potential of using ultrasonic testing for macrozone characterization, with the variation of ultrasound ...

The Influence of Grain Size of Dissimilar Welding between Carbon ...

The ultrasonic testing is a NDT test which will not alter the specimen in any form or shape and has been widely accepted and supported by The American society ...

The Effect of Microstructure on the Ultrasonic Attenuation and ...

823 K with smaller grains than that of the as-received structure (Fig. ... some inverse correlation exists between grain size and the ultrasonic wave attenuation.

The influence of packing structure and interparticle forces on ... - PNAS

Results revealed that both packing structure and interparticle force heterogeneity played an important role in controlling wave velocity and dispersion, while ...

Ultrasonic Signal Attenuation in Engine Titanium Alloys

energy from the forwardly propagating sound beam, primarily resulting in reduced signal strength. The latter refers to any modification in the shape of the ...

Influence of Grain Size and Rolling Direction on Stress ...

Through transmission ultrasonic surface wave, frequencies 2.25 and 5 MHz, were applied and recorded the velocity and attenuation of the response. The results ...

Material Ultrasonic Attenuation Influence on Con… - Biblioteka Nauki

The complications are mainly due to the coarse-grain structure of the casting that causes a high ultrasound attenuation. High attenuation then makes it ...

Laboratory observations of frequency-dependent ultrasonic P-wave ...

We observed systematic and repeatable changes in the velocity and attenuation frequency spectra with hydrate saturation. Attenuation generally increases with ...

the Shape of Graphite and Matrix on Change of Ultrasonic Wave ...

shape on ultrasonic wave propagation and attenuation volume. They ... 2 MHz, the influence of the matrix structure on the ultrasound.