關於 shear wave ，我們在網路上蒐集到這些相關的討論、資訊與評價

#11. Shear Wave Speed Measurements Using Ultrasound ...

Shear waves can be generated in tissue by the radiation force of a focused ultrasound beam (push beam). Shear wave speed can be measured by tracking its ...

#12. Shear wave elastography | ultrasound - Canon Medical ...

In shear wave velocity measurements, shear waves are generated by applying mechanical vibration or pressure or by applying acoustic pressure. Shear Wave ...

#13. Shear wave cardiovascular MR elastography using intrinsic ...

In conclusion, myocardial shear wave speed can be measured using aortic valve closure-induced shear waves, with cardiac patients showing ...

#14. shear wave在線翻譯- 英語 - 海词词典

shear wave 的用法和樣例：. 例句. Moreover, the effect of the transverse wave on the band gaps by changing the phononic crystals diameter. 並通過模擬 ...

#15. Normal Incidence Shear Wave Transducers - Olympus-IMS.com.

These single element contact transducers introduce shear waves directly into the test piece without the use of refraction.

#16. Shear wave | Philips Healthcare - 飛利浦

Philips shear wave elastography simplifies liver assessment, making obtaining liver stiffness measurements fast and easy.

#17. Shear Wave Analysis | ESG Solutions

Shear Wave Analysis. Single component data recordings delivered by conventional 2D/3D seismic recording systems ignore a large portion of the information ...

#18. Shear Wave Measurement (SWM) - FUJIFILM Healthcare ...

Shear Wave Measurement uses an ARFI (the push pulse) to generate shear waves in a small region of interest (ROI) in the liver followed by longitudinal ...

#19. Shear Wave Velocity Estimation Using the Real-Time Curve ...

Based on the curve fitting of each frame shear wave, the propagation velocity of two-dimensional shear waves can be estimated. In this paper, ...

#20. S wave - Earthquake Glossary

An S wave, or shear wave, is a seismic body wave that shakes the ground back and forth perpendicular to the direction the wave is moving.

#21. Shear wave Definition & Meaning - Merriam-Webster

The meaning of SHEAR WAVE is a wave in which the propagated disturbance is a shear strain in an elastic medium.

#22. Compressional (P) and shear (S) waves - UiO

S-waves vibrate the ground in a shearing motion, with movement perpendicular to the direction that the wave is travelling: P- and S-waves are called elastic ...

#23. Longitudinal shear wave and transverse dilatational wave in ...

Dilatation wave involves compression and extension and is known as the curl-free solution of the elastodynamic equation. Shear wave on the contrary does not ...

#24. Shear Wave Elastography: non-invasive liver fibrosis ... - Esaote

QElaXto is Esaote's innovative approach to point shear wave elastography. The shear waves are lateral waves, with a motion perpendicular to the direction of the ...

#25. Comparison of techniques for estimating shear-wave velocity ...

Shear-wave elastography (SWE) enables noninvasive and quantitative evaluation of the mechanical properties of human soft tissue. Generally, shear wave ...

#26. Weld Quality Examinations - Shear Wave and Phased Array

Shear wave ultrasound testing is primarily used for weld inspections and is ideal for detecting non-laminar anomalies. PHASED ARRAY ULTRASOUND. Ultrasonic ...

#27. Ultrasonic Shear Wave | Applus+

The ultrasonic shear wave method is a technique which encompasses angle beam ultrasonic testing to identify subsurface anomalies not found directly ...

#28. shear wave翻譯及用法- 英漢詞典 - 漢語網

shear wave 中文的意思、翻譯及用法：橫波；剪波。英漢詞典提供【shear wave】的詳盡中文翻譯、用法、例句等.

#29. Determination of Shear Wave Velocity and Depth to Basement ...

PDF | The dispersive characteristics of Rayleigh type surface waves were utilized to estimate shear wave velocity (Vs) profile followed by imaging the.

#30. Compressional and shear velocities - PetroWiki

In shear waves, the particle motion is perpendicular to the direction of propagation. Understanding the velocity of these ...

#31. Shear Wave Velocity Calculator

The waves generated by a pair of shear forces acting along the opposite faces of a body is known as a shear wave. The particles in this wave ...

#32. Challenges and Considerations When Using Shear Wave ...

Institutional Research Grant to U.C. Davis from GE Medical to study liver and renal shear wave elastography. About. Figures. References. Related ...

#33. What is Shear Wave Velocity? - Definition from Trenchlesspedia

Shear wave velocity is a measure of the mechanical property of soil and can be measured in field and laboratory. Shear wave velocity ...

#34. Shear Wave Ultrasonic Couplant from Echo Ultrasonics

Echo Shear Wave Couplant is water soluble and easily removed with wet or dry wiping or water wash. Low Toxicity: Non-irritating, non-toxic.

#35. Shear-wave velocity measurements and their uncertainties at ...

Shear -wave velocity (VS) is commonly used to calculate the expected ground motion and predict earthquake damage (e.g. Boore, 2006; Horike, 1996; ...

#36. Unreliable Elastography Scores - Shear-Wave vs Transient

Shear -Wave elastography (SWE) uses a dedicated ultrasound machine [SuperSonic Imagine], to generate a MACH cone shear-wave pulse to produce realtime 2D/ 3D ...

#37. Shear Wave Propagation in Soft Tissue and Ultrasound Vibrometry

Supersonic shear image remotely vibrates tissue and sequentially moves vibration center along the beam axis to create intense shear plan wave that is imaged at ...

#38. Influence of Stress on Propagation of Shear Wave in ... - SciELO

The variation of initial stress has small effect on the phase velocity of shear waves. This study provides insight for development of piezoelectric composite ...

#39. 4. Shear Wave Acquisition - SEG Library

Even if most difficulties in using shear waves today have been significantly reduced, shear waves remain more difficult to operate than compressional waves, ...

#40. Shear-wave generation from cavitation in soft solids - arXiv

... and emission of longitudinal stress waves during the cavity collapse. ... process and reveal the origin of a shear wave in this region.

#41. Shear-wave speeds and elastic moduli for different liquids ...

In this paper we develop a theory for a rheometrical device for measuring the speed of shear waves into a region at rest. The device is a Couette apparatus ...

#42. Compressive and Shear Wave Velocity Profiles using Seismic ...

The soil velocities of compressive wave and shear wave derived from the seismic refraction measurements can be directly utilised to calculate soil parameters ...

#43. Shear-wave testing - Southern Geophysical Ltd

Shear wave velocities can also be measured indirectly using Multi-channel Analysis of Surface Waves (MASW), Refraction Microtremor studies (ReMi), and ...

#44. What is Shear Wave Velocity | IGI Global

What is Shear Wave Velocity? Definition of Shear Wave Velocity: The velocity ( ? ) of a shear wave is equal to the square root of the ratio of shear modulus ...

#45. Shear Wave Velocity Testing - Bowser-Morner

Bowser-Morner provides extensive geotechnical investigation services to its clients, including shear-wave velocity testing.

#46. shear wave 中文意思是什麼 - TerryL

shear : vt vi （sheared 〈古語〉 shore; shorn sheared）1 剪（羊毛等）；修剪（樹木）；剪（呢絨的）長毛。2 ... wave: n 〈美海軍〉女志願軍人〈見WAVES 條〉。n 1 ...

#47. Point Shear Wave Elastography (pSWE) | PEPconnect

This course includes information Acoustic Radiation Force Imaging (ARFI) and the creation of shear waves.

#48. Shear wave elastography: from ultrasound to optics - SPIE ...

It is based on a multi-wave approach combining ultrasound and low frequency shear waves. We will give a historical perspective on all this field ...

#49. Determination of Shear Wave Velocity and Attenuation From ...

In boreholes where formation shear velocity is lower than borehole fluid velocity neither refracted shear waves nor pseudo-Rayleigh waves can propagate.

#50. Shear Wave Elastography | Radiology Key

Shear Wave Elastography. 4.1 Overview. A second technique to determine the elastic properties of a tissue is shear wave velocity ...

#51. Shear Wave Propagation and Estimation of Material ...

Shear waves in MRE consist of infinitesimal dynamic deformations, which may be superimposed on larger, quasi-static “predeformations.” Shear wave speeds in a ...

#52. Shear wave velocity is sensitive to changes in muscle stiffness ...

Shear wave ultrasound elastography is a noninvasive tool for characterizing the material properties of muscle. This study is the first to compare direct ...

#53. Analysis of Transient Shear Wave in Lossy Media

Abstract—The propagation of shear waves from impulsive forces is an important topic in elastography. Obser- vations of shear wave propagation can be ...

#54. Compressional to shear wave conversion in oceanic crust

Summary. Mode conversion for compressional to shear waves or vice versa, occurs most efficiently where the seismic wave encounters a large change in seismic ...

#55. Application of Shear Wave Measurements in Boreholes

Measurements of shear waves in boreholes have a number of applications in seismic prospecting. Shear waves combined with compressional waves permit ...

#56. Comparison of mean shear wave velocity of the top 30 m ...

Keywords: shear wave velocity, MASW, downhole, seismic classification. Ensayos geofísicos MASW (Multichannel Analysis of. Surface Waves) son ejecutados en ...

#57. Shear-wave Anisotropy in the Earth's Inner Core - EarthArXiv

Shear -wave Anisotropy in the Earth's Inner Core. This is a Preprint and has not been peer reviewed. This is version 1 of this Preprint.

#58. Shear wave velocity testing in sands - NGI

This study concerns the propagation of waves in soil, and more specifically the shear wave velocity of sand. The shear wave velocity is a dynamic param-.

#59. Shear Wave Elastography as a Quantitative Biomarker of ...

OBJECTIVE. To qualify shear wave elastography (SWE) as a biomarker for clinically significant portal hypertension (CSPH) beyond proof of concept, ...

#60. a simplified procedure to measure average shear-wave ...

The Rayleigh-wave phase velocity varies with frequency or wavelength, depending mainly on the shear-wave velocity over a depth of approximately one ...

#61. Shear-Wave VSP's: A Powerful New Tool for Fracture and ...

Seismic shear waves contain much more information than P waves about the internal ... shear-wave splitting is caused by propagation through stress-aligned.

#62. #1 Best System for Shear Wave Elastography Research ...

The ultrafast ultrasound technology provided by Verasonics can be used to add another in depth analysis to ultrasound imaging: shear wave ...

#63. 3D mapping of elastic modulus using shear wave optical ...

The shear wave velocity measurement can be used to quantify the elastic modulus. However, in current methods, shear waves are measured near the surface with ...

#64. Longitudinal shear waves for elastic characterization of ...

Longitudinal shear waves for elastic characterization of tissues in optical coherence elastography. Fernando Zvietcovich, Gary R. Ge, Humberto ...

#65. relationship between shear wave velocity and stresses at ...

The shear wave velocity (vs) is theoreti- cally related to the shear modulus and therefore is a direct measurement of the small strain shear modulus (Gmax). For ...

#66. Shear Wave Elastography (SWE) Evaluation of Asymptomatic ...

Shear Wave Elastography (SWE) Evaluation of Asymptomatic Flexor Pollicis Longus Tendon Condition After Volar Plate Fixation for Distal ...

#67. Shear Wave Elastography | Pulse Medical Imaging

What is an Shear Wave Elastography? Shear wave elastography is an imaging technique which quantifies liver stiffness, by measuring the speed of sheer waves ...

#68. MR Shear Wave Elastography - University of Utah School of ...

MR Shear Wave Elastography. Magnetic resonance elastography (MRE) is a technique used to investigate the stiffness of various body tissues. Shear waves are ...

#69. Shear Wave Propagation in a Vertical Bar

The bottom of the bar is declared “quiet” in both horizontal directions, and the top is free. The properties are chosen such that the shear wave speed is 100 m/ ...

#70. Shear-Wave Anisotropy: A New Window into the Crack-Critical ...

Shear -wave splitting (seismic birefringence), where shear-waves split into typically two approximately orthogonal fixed-polarisations with different velocities ...

#71. Shear-Wave Elastography | Newton-Wellesley Hospital

Shear -wave elastography is a type of ultrasound that helps us diagnose a form of liver disease called hepatic fibrosis. Learn what to expect during this ...

#72. Making Shear Waves for Ultrasonic Imaging

Ultrasound imaging could produce far better pictures with a different kind of sound wave. These higher-performing sound waves, so-called shear ...

#73. Shear wave Definition & Meaning | Dictionary.com

Shear wave definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

#74. Measuring shear-wave speed with point shear ... - BMJ Open

Objectives To compare shear-wave speed (SWS) measured by ultrasound-based point shear-wave elastography (pSWE) and MR elastography (MRE) on phantoms with a ...

#75. In Situ Shear Wave Velocity Measurements in Rocks

This report contains a review of the in situ geophysical testing methods used to determine the shear wave velocity of geologic materials.

#76. Fig. 2 - Insights into Imaging

Basic physical principle of shear-wave elastography (SWE). A perpendicular stress force (acoustic radiation force) is applied to the tissue, which causes ...

#77. Shear wave splitting | LIU Yanwu

Seismic waves traversing an anisotropic region acquire traits diagnostic of anisotropy. Shear waves become birefringent, so that quasi-shear waves with ...

#78. Downhole Shear Wave Test

Shear -wave velocity profiles are quickly obtained from downhole surveys providing invaluable information on the stratigraphy and dynamic properties of the soils ...

#79. Using horizontal-to-vertical spectral ratios to construct shear ...

For seismic hazard assessment and earthquake hypocentre localization, detailed shear-wave velocity profiles are an important input parameter ...

#80. Shear Wave Elastography Applied for the Investigation of ...

Ultrasound-based shear wave elastography (SWE) is emerg- ing as a complementary imaging modality that can add information about the mechanical properties of ...

#81. High-density shallow shear wave velocity characterisation of ...

Abstract. This report summarizes the development of a region-wide surficial soil shear wave velocity (Vs ) model based on the unique combination of a large ...

#82. Shear Wave | American Welding Society Education Online

She Shi Sho Shr Shu. Shear Wave. A sound wave that moves in a direction that is perpendicular to the direction of force. Post navigation.

#83. Vertical Seismic Shear-wave Profiling - GBGMAPS

Vertical Seismic Shear-wave Profiling. Applications. In-situ modulus values for geotechnical and civil engineering application; Material stiffness ...

#84. Seismic Shear Waves in Engineering - ASCE Library

Measurements of seismic shear wave velocity and absorption coefficient can find use in soil and rock mechanics, foundation studies, structures, ...

#85. Shear Wave Elastography is now available - Keystone ...

Shear Wave Elastography, is a fast, non-invasive test that enables you to quantify the extent of liver fibrosis using confidence maps, multiple samples and ...

#86. Application of transthoracic shear-wave ultrasound ...

Pleural two-dimensional (2D) shear-wave elastography (SWE) can be used to differentiate between malignant pleural effusion and benign pleural disease [14–16].

#87. Shear-wave propagation in rocks and other lossy media - jstor

Ultrasonic shear-wave propagation studies have been carried out for the measurements of velocity and atte nuation in some rocks, concrete and synthetic ...

#88. shear wave velocity - Building & Earth Sciences

This surface-performed geophysical survey evaluates surface waves, shear waves in particular. These dispersive waves are measured along a linear ...

#89. Shear-wave vibrator ElViS III S8 - Geosym

Shear -wave vibrator. Easy handling also in rough terrain. Wheelbarrow technique. Very easy access of vibrator points using a wheelbarrow.

#90. Tag: Shear Wave Velocity - IRIS

Tag: Shear Wave Velocity. DS Product. EMC-SGLOBE-rani · EMC-BO.ANT+TPWT.Ward.2016 · EMC-SEMum_NA14 · EMC-EAV09 · EMC-EAV09-Supplemental · EMC-Alaska-LFeng- ...

#91. Shear wave velocity and stiffness of sand: the role of non ...

Current knowledge on the shear wave velocity (Vs) and associated stiffness (G0) of sand is built mainly on the results of extensive ...

#92. A New Method for Shear Wave Speed Estimation in Shear ...

Shear wave elas- tography (SWE) measures the elastic properties of soft tissues by estimation of local shear wave propagation speed. In this.

#93. Basics of wave propagation — GPG 0.0.1 documentation

This tells us that shear waves do not travel in a liquid. Seismic reflection and refraction surveying is usually carried out by the analysis of P waves. S-waves ...

#94. Methods and applications of shear wave splitting: The East ...

Performing shear wave splitting measurements through SplitLab. ... Seismic shear-wave splitting has been studied for decades.

#95. Shear wave (definition) | Ultrasonic Resonators

Shear wave. A wave in which the particles of the medium oscillate transverse to the direction of wave travel. Also called a S-wave.