Search Results - "Sinclair, Anthony N."

Sensors for Ultrasonic Nondestructive Testing (NDT) in Harsh Environments by Sinclair, Anthony N, Malkin, Robert

“…In this special issue of , seven peer-reviewed manuscripts appear on the topic of ultrasonic transducer design and operation in harsh environments: elevated…”
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Evaluation of the vibration characteristics and handle vibration damping of diesel-fueled 15-HP single-axle tractor by Busse, Siraj K, Sinclair, Anthony N, Redda, Daniel T, Wondimu, Diresibachew H

“…Attenuation of vibration transmitted from a single-axle tractor to a human hand results in a better operating environment, enhanced production performance, and…”
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An Ultrasonic-Adaptive Beamforming Method and Its Application for Trans-skull Imaging of Certain Types of Head Injuries; Part I: Transmission Mode by Shapoori, Kiyanoosh, Sadler, Jeff, Wydra, Adrian, Malyarenko, Eugene V., Sinclair, Anthony N., Maev, Roman Gr

“…A new adaptive beamforming algorithm for imaging via small-aperture 1-D ultrasonic-phased arrays through composite layered structures is reported. Such…”
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Optimization of Periodic Permanent Magnet Configuration in Lorentz-Force EMATs by Benegal, Rishikesh, Karimi, Fatemeh, Filleter, Tobin, Sinclair, Anthony N.

“…The relative merits of three different periodic permanent magnet (PPM) configurations are investigated for the generation of SH0 waves with a Lorentz-force…”
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An Ultrasonic Adaptive Beamforming Method and Its Application for Trans-Skull Imaging of Certain Types of Head Injuries; Part II: Reception Mode and Adaptive Imaging by Shapoori, Kiyanoosh, Sinclair, Anthony N., Maev, Roman Gr

“…Objective: Background theory and a new algorithm for single-point adaptive focusing in transmission mode through ultrasonic barriers via one-dimensional phased…”
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Non-linear Wave Propagation and Safety Standards for Diagnostic Ultrasound Devices by Jafarzadeh, Ehsan, Sinclair, Anthony N.

“…Safety standards for clinical diagnostic ultrasonic devices were developed for use in relatively low-frequency systems (1–10 MHz), under the assumption that…”
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Enhancement of Defect Characterization With AC Magnetic Flux Leakage: Far-Side Defect Shape Estimation and Sensor Lift-Off Compensation by Hosseingholizadeh, Samaneh, Filleter, Tobin, Sinclair, Anthony N.

“…One of the most common methods for performing non-destructive testing (NDT) of the steel tank floors in aboveground storage tanks is dc magnetic flux leakage…”
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Improving the time-resolution and signal-to-noise ratio of ultrasonic NDE signals by Honarvar, Farhang, Sheikhzadeh, Hamid, Moles, Michael, Sinclair, Anthony N.

“…Ultrasonic testing signals are sometimes hard to interpret because of low signal-to-noise ratio (SNR) or overlapping echoes. The combination of Wiener…”
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Determination of the Ultrasonic Non-linearity Parameter B/A versus Frequency for Water by Jafarzadeh, Ehsan, Amini, Mohammad H., Sinclair, Anthony N.

“…For tissue characterization, it is desirable to determine B/A using high-frequency transducers. Moreover, an accurate estimate of B/A at elevated frequencies…”
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Evaluation of a Magnetic Dipole Model in a DC Magnetic Flux Leakage System by Hosseingholizadeh, Samaneh, Filleter, Tobin, Sinclair, Anthony N.

“…One of the most common methods for performing non-destructive testing in steel tank floors is DC magnetic flux leakage (MFL). The magnetic dipole method is the…”
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Spectral Shift Originating from Non-linear Ultrasonic Wave Propagation and Its Effect on Imaging Resolution by Jafarzadeh, Ehsan, Amini, Mohammad H., Sinclair, Anthony N.

“…An amplitude-dependent downshift in the fundamental wave spectrum of a propagating ultrasonic pulse caused by non-linear wave propagation is described. The…”
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A New High-Temperature Ultrasonic Transducer for Continuous Inspection by Amini, Mohammad Hossein, Sinclair, Anthony N., Coyle, Thomas W.

“…A novel design of piezoelectric ultrasonic transducer is introduced, suitable for operation at temperatures of up to 700 °C-800 °C. Lithium niobate single…”
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Ultrasonic monitoring of erosion/corrosion thinning rates in industrial piping systems by Honarvar, Farhang, Salehi, Farzaneh, Safavi, Vahid, Mokhtari, Arman, Sinclair, Anthony N.

“…•Two distinct DSP techniques are developed for monitoring of pipeline thinning rate.•Experimental data is used for comparing the two techniques.•The MBE…”
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Development of a Piezoelectric Fuel Injector by Nouraei, Hirmand, Ben-Mrad, Ridha, Sinclair, Anthony N.

“…A piezoelectric fuel injector that directly controls the injection process using a piezoelectric actuator is presented. In the design pursued, energizing the…”
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Circumferential resonance modes of solid elastic cylinders excited by obliquely incident acoustic waves by Fan, Ying, Honarvar, Farhang, Sinclair, Anthony N, Jafari, Mohammad-Reza

“…When an immersed solid elastic cylinder is insonified by an obliquely incident plane acoustic wave, some of the resonance modes of the cylinder are excited…”
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Correlation between helical surface waves and guided modes of an infinite immersed elastic cylinder by Honarvar, Farhang, Enjilela, Esmaeil, Sinclair, Anthony N.

“…Scattering of obliquely incident plane acoustic waves from immersed infinite solid elastic cylinders is a complex phenomenon that involves generation of…”
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Elastic wave propagation in bars of arbitrary cross section: a generalized Fourier expansion collocation method by Lesage, Jonathan C, Bond, Jill V, Sinclair, Anthony N

“…The problem of elastic wave propagation in an infinite bar of arbitrary cross section is studied via a generalized version of the Fourier expansion collocation…”
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Wave propagation in transversely isotropic cylinders by Honarvar, Farhang, Enjilela, Esmaeil, Sinclair, Anthony N., Mirnezami, S. Abbas

“…Various approaches have been used for model1ing problems dealing with interaction of acoustic/elastic waves with transversely isotropic cylinders. The authors…”
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Resolution enhancement of ultrasonic defect signals for crack sizing by Shakibi, B., Honarvar, F., Moles, M.D.C., Caldwell, J., Sinclair, Anthony N.

“…A practical algorithm has been developed to increase the time resolution of an ultrasonic system for inspecting pipeline girth welds via deconvolution with…”
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An alternative method for plotting dispersion curves by Honarvar, Farhang, Enjilela, Esmaeil, Sinclair, Anthony N.

“…Solving the frequency equation and plotting the dispersion curves in problems of wave propagation in cylinders and plates, particularly when the material is…”
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