This report presents the motivation, background, methods and results of a Small Business Technology Transfer (STTR) project that developed and demonstrated production-level approaches for using [...]
Polymer O-rings are an essential part of many designs, including mission and safety critical systems. Currently, there are no accurate destructive tests for measuring the polymer properties of [...]
This report presents the motivation, background, methods and results of a Phase I STTR project that demonstrated the feasibility of using Process Compensated Resonance Testing (PCRT) to detect [...]
Ceramic material advancements have produced many new components to meet the needs of the growing technology requirements. Traditional NDT methods (UT, ET, RT, and PT) often provide incomplete [...]
The purpose of this project was to evaluate Process Compensated Resonance Testing (PCRT) as a nondestructive evaluation method for ceramic balls. PCRT uses measured resonant frequencies of parts [...]
Report summarizing Vibrant’s work to optimize the PCRT methods for detection of bulk material, and surface defects on SiN balls, and to create an Automated Ball Testing System.
Ceramic material advancements have produced many new components to meet the needs of the growing technology requirements. Traditional NDT methods (UT, ET, RT, and PT) often provide incomplete [...]
We have used Process Compensated Resonant Testing (PCRT) for studying structural integrity and functional performance of ceramic balls used in various auxiliary power units (APUs), propulsion [...]
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