ultrasonic pulse-echo technique
Ultrasonic Characterization And Micro-Structural Studies On 2205 Duplex Stainless Steel In Thermal Variations
... by ultrasonic pulse –echo technique and optical ...the ultrasonic velocity is dependent on both ferrite and austenite ratio and the grain ...
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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
... steel, ultrasonic non-destructive testing method was widely ...the ultrasonic method for early detection of thermal damage in steel [8], Vera Lúcia de Araújo Freitas et al showed that the nondestructive ...
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Ultrasonic studies on molecular interaction of substituted thiazolidines in acetone using pulse echo technique
... the ultrasonic waves travel more faster in a more dense ...the ultrasonic velocity varies with the concentration of acetone in all solutions under ...the ultrasonic velocity decreases linearly with ...
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Measurement of Elastic Parameters of Lithium Hydroxylammonium Sulphate Single Crystal, by Ultrasonic Pulse Echo Overlap Technique
... precise technique to determine the elastic parameters of ...the ultrasonic pulses of different polarization along different symmetry ...trasonic Pulse Echo Overlap [PEO] technique are ...
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Pulse-Echo Ultrasonic Testing of Adhesively Bonded Joints in Glass Façades
... generates ultrasonic harmonics in the adhesive layer ...transmission technique can also be used to evaluate nonlinear behaviour of kissing bonds in adhesively bonded joints ...
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Ultrasonic Investigation Of Molecular Interaction In Pyridoxine At 293 K
... The ultrasonic velocity of pure solvent and their solutions measurement were carried out with a highly versatile and accurate ‘pulse echo overlap technique (PEO) method by using automatic ...
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Evaluation of the Early Age Condition of Concrete Structures Using Impact Echo Method and Ultrasonic Pulse Velocity Method
... the ultrasonic pulse velocity method and impact echo method among nondestructive test ...control technique was confirmed based on the correlation between the compressive strength and ...
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Characterization and comparison of defects detection limits of three ultrasonic non destructive methods
... contact pulse echo testing, one for ultrasonic spectroscopy and two for immersion pulse echo ...contact pulse echo testing is the most accurate ...
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Pulse Ultrasonic Cure Monitoring of the Pultrusion Process
... by ultrasonic techniques to those obtained from Differential Scanning Calorimetry ...a pulse echo ...the ultrasonic velocity and the degree of ...commercial ultrasonic transducers and ...
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Low level processing approach using GUI for ultrasonic C scan defects determination of composite material
... pitch-catch ultrasonic for subsurface defect detection [3], non-contact laser ultrasonic imaging technique on surface defect detection [4], flatbed scanner image for composite laminates surface ...
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Bubble Size Measurement by the Ultrasonic Pulse Echo with Tracking Technique
... this technique has a low accuracy, position resolution and is not suit- able for measuring bubble size ...Doppler technique [11] is suitable for velocity field measurement but does not detect the bubble ...
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Fetal Anemia Caused by Prenatal Gastrointestinal Bleeding: A Case Report
... Fetal gastric bubble is usually visualized as a uniform body on low echoic image. If a high-brightness echo is observed in the fetal stomach bubble, it is a reservoir image of the decomposition products of ...
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New Pulse Multiplication Technique Basedon Six Pulse Thyristor Converters forHigh Power Applications Nageswara Rao Dasari & P Suresh
... new pulse multiplication technique based on six- pulse thyristor converters is proposed in this ...pro-posed technique, 12-pulse, 18-pulse, and 24-pulse operations have ...
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Higher non-HDL-cholesterol to HDL-cholesterol ratio linked with increased nonalcoholic steatohepatitis
... (square meters). Waist circumference was measured in centimeters. The blood pressure values were presented as the means of two measurements taken in the sitting position according to a standard protocol. The levels of ...
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Acoustic radiation force impulse imaging: Method comparison and two dimensional imaging
... Methods for calculation of axial displacement can use both time domain and frequency domain technology.Loupas et. al. 2D autocorrelation method [7] uses information from both the depth samples withinan axial range and ...
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Cost-effectiveness of pulse-echo ultrasonometry in osteoporosis management
... Point-of-care pulse- echo ultrasound (PEUS) was developed to overcome DXA-related access issues and to enable faster fracture prevention treatment (FPT) ...
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Cervical spondylosis: three dimensional gradient echo MR with magnetization transfer
... Recent work by Finelli et al (14) evaluated the effect of variations in magnetization transfer power and section-select flip angles on 2DFT gradient-echo imaging of the cervical spine. These authors reported an ...
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Comparision between Destructive and Non Destructive Test on Concrete
... and Ultrasonic Pulse ...the ultrasonic pulse velocity method in estimating the strength of ...the Ultrasonic Pulse ...the ultrasonic pulse velocity had a ...
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An Intelligent Medical Monitoring System Based on Sensors and IoT
... Bandana Mallick etal[1] have proposed Heart Rate Monitoring System Using Fingertip Through Arduino and Processing Software. A technique in which the measurement of the heart rate through a tip and arduino. It is ...
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REVIEW OF ULTRASONIC TESTING TECHNIQUE
... In solids, sound waves can propagate in four principle modes that are based on the way the particles oscillate. Sound can propagate as longitudinal waves, shear waves, surface waves, and in thin materials as plate waves. ...
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