Work Experience
Phantom Study
Cross Amplitude Modulation (xAM)
Compound Amplitude Modulation (cAM)
In Vivo Study
Feb. 2024 - Present
Postdoctoral Research Fellow
at Toronto Metropolitan University
Lead research on contrast-enhanced ultrasound (CEUS) and super-resolution imaging with nanobubbles, focusing on vascular and extravascular imaging in mice.
PUBLICATIONS
1. Y. Weng, N. R. Shirazi, S. Tran, E. Hysi, A. A. Exner, and M. C. Kolios, “In Vivo Nanobubble-Enhanced Vascular Imaging with High-Frame-Rate Plane-Wave Ultrasound,” TechRxiv preprint, 2025, doi: 10.22541/au.176642533.39377025/v1.
2. Y. Weng, L. Coulter, M. S. Khan, E. Hysi, A. A. Exner, and M. C. Kolios, "Cross Amplitude Modulation and Compound Amplitude Modulation for Nonlinear Contrast-Enhanced Ultrasound Imaging of Nanobubbles," in IEEE Open Journal of Ultrasonics, Ferroelectrics, and Frequency Control, vol. 5, pp. 146-160, 2025, doi: 10.1109/OJUFFC.2025.3603792.
3. Y. Weng et al., "Improved Photoacoustic Beamforming Utilizing Apodization Windows," 2024 IEEE Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium (UFFC-JS), Taipei, Taiwan, 2024, pp. 1-5, doi: 10.1109/UFFC-JS60046.2024.10793943.
PATENTS
1. Y. Weng, E. Hysi, and M. Kolios, “Method and System for Ultrasound Imaging Using Nanobubbles,” U.S. Provisional Patent Application, Filed December 5, 2025.
Oct. 2022 - Feb. 2023
Senior Ultrasound System Engineer
at eSonic Image
Algorithm Development of B-Mode Imaging (transmitting and receiving beamforming) for a Cart-Based Ultrasound System
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Developed and verified beamforming algorithm using experimental phantom data.
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Linear/ curved/ phased array with focused beam, linear array with trapezoid expansion, linear and curved arrays with steering angles (compound), and linear array with plane waves for ultrafast imaging.
Jan. 2018 - Oct. 2021
Senior Acoustic Research Scientist at Halliburton
Algorithm Development of Borehole Imaging on both standoff/ radius and impedance for a Logging While Drilling (LWD) Tool
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The product has been commercialized and applied to multiple projects worldwide.
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Published four U.S. patents as listed below.
PATENTS
1. Y. Weng, P. Li, C. Chang, R. Coates, R. A. Marlow, X. Wu, Y. Ge, and J. Jin, “Downhole ultrasound image correction in oil based mud,” Patent. No. US11,927,712 B2, Granted March 12, 2024.
2. P. Li, Y. Weng, C. Chang, R. Marlow, and B. Wiecek, “Downhole tool dynamic and motion measurement with multiple ultrasound transducer,” Patent. No. US11,519,255 B2, Granted December 6, 2022.
3. Y. Weng, P. Li, C. Chang, R. Coates, R. A. Marlow, X. Wu, Y. Ge, and J. Jin, “Downhole ultrasound image correction in oil based mud,” Patent. No. US11,415,720 B2, Granted August 16, 2022.
4. C. Chang, Y. Weng, P. Li, Z. Li, and R. Marlow, “Echo velocity measurements without using recessed ultrasonic transceiver,” Patent. No. US10,947,838 B2, Granted March 16, 2021.
Jan. 2015 - May 2018
Graduate Research Assistant at Georgia Institute of Technology
Algorithm Development for Wavefield-Based Characterization of Ultrasonic Shear Wave Scattering from Various Defects in Plates
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Contributed to two research projects, sponsored by the Air Force Research Laboratory.
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Project reports and publications are listed below.
PROJECT REPORTS
1. J. E. Michaels, T. E. Michaels, A. J. Dawson, J. W. Kummer, Y. Weng, and C. T. Maki, “Wavefield Imaging for Far Surface Defect Characterization”, Air Force Research Laboratory, Wright-Patterson Air Force Base, Ohio, 2017.
2. J. E. Michaels, T. E. Michaels, Y. Weng, and C. T. Maki, “Sensitivity Study for Wavefield Imaging of Far Surface Defects”, Air Force Research Laboratory, Wright-Patterson Air Force Base, Ohio, 2017.
PUBLICATIONS
1. Y. Weng, A Comprehensive Approach for Wavefield-Based Characterization of Ultrasonic Shear Wave Scattering in Plates, Ph.D. Dissertation, Georgia Institute of Technology, 2018.
2. Y. Weng and J. E. Michaels, “Space-time windowing of angle-beam wavefield data to characterize scattering from defects,” AIP Conf. Proc., vol. 1949, p. 150001, 2018, doi: 10.1063/1.5031616.
3. C. T. Maki, J. E. Michaels, and Y. Weng, “A comparison of angle-beam shear wave scattering from hidden defects in single- and double-layer plates,” AIP Conf. Proc., vol. 1949, p. 200004, 2018, doi: 10.1063/1.5031640.
4. Y. Weng and J. E. Michaels, “Windowing of full wavefield data in multiple domains to characterize angle-beam shear wave scattering,” AIP Conf. Proc., vol. 1806, p. 140007, 2017, doi: 10.1063/1.4974722.
5. C. T. Maki, J. E. Michaels, Y. Weng, and T. E. Michaels, “Angle-beam shear wave scattering from buried crack-like defects in bonded specimens,” AIP Conf. Proc., vol. 1806, p. 020003, 2017, doi: 10.1063/1.4974544.
Aug. 2014 - Jul. 2015
Graduate Teaching Assistant at Georgia Institute of Technology
Introduction to Probability and Statistics for ECEs
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Graded assignments and exams.
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Held office hours for course support.
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Delivered lectures in the absence of the professor.
Education
Aug. 2014 - May 2018
Georgia Institute of Technology
Ph.D. & Master
in Electrical and Computer Engineering
Sep. 2012 - Jul. 2014
Beijing University of Technology
Master
in Control Science and Engineering (Withdrawal)
Sep. 2008 - Jul. 2012