Ultrasonic Attenuation
Influence of cancellous bone microstructure on ultrasonic attenuation: a theoretical prediction
... The attenuation mechanisms of cancellous bone, however, have not been well understood, because the microstructure of cancellous bone is significantly inhomogeneous and the interaction between ultrasound and the ...
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Behavior of Ultrasonic Attenuation in MnO
... of ultrasonic attenuation and allied parameters are investigated for manganese oxide in the temperature range 300 - 500 ...obtain ultrasonic velocities for longitudinal and shear waves which give an ...
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Ultrasonic Attenuation in Calcium Oxide
... time, ultrasonic wave veloci- ties and attenuation are the properties which depends on the crystallographic directions or one can say that these properties are orientation dependent which strongly sup- ...
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Inferring Micro-Architecture from the Ultrasonic Attenuation in Cortical Bone
... between ultrasonic waves and the micro-architecture of cortical bone has not been investigated as thoroughly as it has been for trabecular ...all ultrasonic parameters, ultrasonic attenuation, ...
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Anomalous Ultrasonic Attenuation in Aqueous NaCl Solutions
... the attenuation values near the peak positions at ...the attenuation values, the reduction being less than ...towards attenuation for 2MHz ...and attenuation properties with ultrasound in the ...
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Ultrasonic attenuation estimation for tissue characterization
... Attenuation slope values for tissue samples using the narrowband transducer mean ± standard deviation Attenuation slope dB cm- 1 MHz- 1 Periodogram method FFT method.. Attenuation slope[r] ...
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Ultrasonic attenuation measurements at very high SNR: Correlation, information theory and performance
... for ultrasonic wave attenuation measurements which is based on pseudo-random binary codes as transmission signals combined with on-the-fly correlation for received signal ...
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Relaxation Time in KDP-Type Ferroelectrics Above T
... ~ ~ is weakly temperature dependent. This type of behaviour is also given by Yoshimitsu and Matsubara [17], for KDP. Due to decoupling of the correlation functions in the very beginning the expression for width could ...
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Temperature Dependent Elastic and Ultrasonic Properties of Iron Aluminide
... the ultrasonic attenuation for shear wave is correlated to the behaviour of temperature dependent thermal energy density of the ...that ultrasonic attenuation due to thermoelastic loss is ...
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Effect of Platinum Addition to Coinage Metals on Their Ultrasonic Properties172-179
... Ultrasonic attenuation for the longitudinal and shear waves due to phonon-phonon interaction and due to thermoelastic relaxation mechanisms have been eval- uated in bimetallic alloys of the coinage metals ...
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Ultrasonic Study of Osmium and Ruthenium91-97
... of ultrasonic properties can be used as a non-destructive technique for the detection and characterisation of a material’s properties, not only after production but also dur- ing processing ...the ...
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Synthesis and Ultrasonic Investigations of CuO PVA Nanofluid
... to attenuation in PVA ...the ultrasonic attenuation in this region. The ultrasonic attenuation data are used for determining particle size distribution ...on ultrasonic ...
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Ultrasonic Properties of Hexagonal Closed Packed Metals
... temperature. Ultrasonic waves were supposed to be propagated along different directions with the crystal axis ...Finally ultrasonic attenuation in Mg and Cd are evaluated at room temperature ...
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Complex Tissue Characterization using Ultrasound Multiple Scattering.
... dependent attenuation using an artificial neural network ...frequency-dependent attenuation in the 1-8MHz ...the ultrasonic attenuation at different frequencies as the input feature vectors ...
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... CONCLUSIONS The mechanical properties Hardness, ductility, yield stress, and fracture toughness and the ultrasonic attenuation in INCONEL 718 are anisotropic.. The anisotropy parameter K[r] ...
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Size Dependent Elastic and Thermophysical Properties of Zinc Oxide Nanowires166-176
... an ultrasonic based investigation method. Ultrasonic characterisation is popular among various other characterisation methods because of its non- destructive ...The ultrasonic velocity is well ...
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Attenuation Measurement Method to Control Clay Slurries: Application of Dams Water
... measuring ultrasonic attenuation waves in clay ...the attenuation measurements founded from multiple paths through the ...the attenuation of waves due to particles varies linearly with mass ...
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High-resolution ultrasonic spectroscopy
... 102 ultrasonic spectrometer in a multi-frequency regime in which the data were collected at several pre-selected fre- quencies between 2 and 15 ...The ultrasonic attenuation profiles for different ...
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Effect of Temperature on Ultrasonic Velocities, Attenuations, Reflection and Transmission Coefficients between Motor Oil and Carbon Steel Estimated by Pulse-echo Technique of Ultrasonic Testing Method
... the attenuation of ultrasonic beam is influenced by the thickness of coupling material in the direct contact technique and unsteady pressure applied to the transducer and roughness ...this ultrasonic ...
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Diameter Dependent Ultrasonic Characterization of InAs Semiconductor Nanowires
... Ultrasonic Attenuation, Nanowires, Elastic Constants, Thermal Relaxation Time, Thermal Conductivity.. Introduction.[r] ...
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