An ultrasonic measurement model using a multi-Gaussian beam model for a rectangular transducer

Area of Science:

• Physics
• Engineering
• Materials Science

Background:

• Traditional ultrasonic measurement models predominantly focus on circular transducers.
• Recent advancements include an efficient ultrasonic beam model for rectangular transducers using Gaussian beam superposition.

Purpose of the Study:

• To develop and describe ultrasonic measurement models for systems utilizing rectangular transducers.
• To incorporate a multi-Gaussian beam model and efficiency factor specific to rectangular transducers.

Main Methods:

• Developed ultrasonic measurement models for rectangular transducers.
• Utilized a superposition of Gaussian beams to represent the rectangular transducer.
• Included models for efficiency factors and far-field scattering from standard scatterers.

Main Results:

• Successfully developed ultrasonic measurement models for rectangular transducer systems.
• The models integrate beam modeling, efficiency factors, and scattering predictions.
• Model predictions showed strong agreement with experimental measurements, validating accuracy.

Conclusions:

• The proposed ultrasonic measurement models for rectangular transducers are accurate and effective.
• This work extends ultrasonic modeling capabilities to systems employing rectangular transducers.
• The multi-Gaussian beam approach provides a robust framework for analyzing rectangular transducer systems.