High-frequency acoustic properties of yttrium ceramics

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Sound attenuation and velocity in superconductive ceramics-a review

J Dominec - Superconductor Science and Technology, 1989 - iopscience.iop.org
Sound attenuation and velocity in superconductive ceramics-a review Page 1
Superconductor Science and Technology Sound attenuation and velocity in …
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An analysis of microstructural parameters in the minimum contact area model for ultrasonic velocity–porosity relations

AK Mukhopadhyay, KK Phani - Journal of the European Ceramic Society, 2000 - Elsevier
The relationship between the normalised ultrasonic velocity (vv 0) and the volume fraction
(P) of pores in porous materials has been derived on the basis of a minimum solid area of …
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Ultrasonic and related experiments in high-Tc superconductors

J Dominec - Superconductor Science and Technology, 1993 - iopscience.iop.org
Ultrasonic and related experiments in high-Tc superconductors - IOPscience Skip to content
IOP Science home Accessibility Help Search Journals Journals list Browse more than 100 …
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Porosity-dependence of ultrasonic velocity in sintered materials—a model based on the self-consistent spheroidal inclusion theory

KK Phani - Journal of materials science, 1996 - Springer
The porosity dependence of ultrasonic velocity in porous sintered materials has been
modelled using the self-consistent spheroidal inclusion theory. Considering the pores to be …
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Review and statistical analysis of the use of ultrasonic velocity for estimating the porosity fraction in polycrystalline materials

DJ Roth, SM Swickard, DB Stang… - Review of Progress in …, 1991 - Springer
The physical behavior of components manufactured from polycrystalline materials is in many
cases directly dependent on the porosity fraction (volume fraction of pores). As examples …
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Synthesis and physical properties of YBa2Cu3O7 single crystals

MA Obolenskii, AV Bondarenko, VI Beletskii… - Soviet Journal Low …, 1990 - pubs.aip.org
The growth of YBa 2 Cu 3 O 7 single crystals at the surface of the melt under gradient
conditions is described. The properties of the single crystals are studied extensively in …
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Elastic and magnetic properties of La2CuO (4-delta) single crystals

NG Burma, AL Gaiduk, SV Zherlitsyn… - Fizika Nizkikh …, 1992 - ui.adsabs.harvard.edu
Measurements of absolute sound velocities in La2CuO4 single crystals are presented which
suggest the existence of monoclinic distortions in the La2CuO4 lattice. The tensor …
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Elastic characteristics and low-temperature anomalies of the acoustical properties of high-temperature superconductors

SV Lubenets, VD Natsik, LS Fomenko - Low Temperature Physics, 1995 - pubs.aip.org
Experimental data are given on the stiffness constants and the velocities of longitudinal and
transverse elastic waves in a broad class of single crystals and ceramics of metal-oxide …
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Dependence of the low-temperature acoustic spectrum of YBa2Cu3Ox ceramic on the oxygen index

VD Natsik, PP Pal'-Val', J Engert… - Soviet Journal of Low …, 1990 - pubs.aip.org
Temperature dependences of the oscillation decrement δ (T) and longitudinal ultrasound
velocity υ 1 (T) at frequencies∼ 105 Hz are studied in HTS ceramic samples of YBa2Cu3O x …
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Acoustic emission in YBa2Cu3O7–δ ceramics

AL Gaiduk, SV Zherlitsyn, VD Fil' - Soviet Journal of Low Temperature …, 1990 - pubs.aip.org
Acoustic emission (AE) signals in a frequency range 0.1–5 MHz are observed in
YBa2Cu3O7–δ ceramics in the temperature region between 40 and 280 K. In the initial …
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