Figure 1. Ultrasonic testing using pulse echo and through-transmission methods. Pulse echo (left and center) uses a transducer that sends and receives ultrasound energy, producing both A- and B-scan ...

In order to detect defects in the surfaces of dry fabric and composite prepreg, this new vision-based tactile sensor roller prototype, TacRoller, is a three-colour reflective membrane roller-shape ...

SAN ANTONIO — Oct. 4, 2021 — Southwest Research Institute is leading a team effort to develop new inspection methods for nickel alloy billet materials used in commercial aircraft engine components ...

In addition to conventional ultrasonic testing methods for high-rate aerospace production, Arcadia Aerospace Industries (AAI) specializes in custom solutions for a number of nondestructive testing ...

Using a handheld Raman spectrometer, the authors developed methods for 28 commonly used excipients and active ingredients. Pharmaceutical manufacturing facilities are moving toward 100% inspection of ...

The small and complicated features of TSVs give rise to different defect types. Defects can form during any of the TSV ...

Improved ultrasonic (UT) inspection methods address storage tank integrity monitoring and assessment without removing tanks from service. By acquiring large amounts of high-density UT data and ...

In the last two decades, results obtained from structural reliability analysis (SRA) have increasingly led to formation of strategies for future safe operation of corroding oil and gas pipelines. 1-8 ...

Detecting macro-defects early in the wafer processing flow is vital for yield and process improvement, and it is driving innovations in both inspection techniques and wafer test map analysis. At the ...

Recent recalls, including that of American Regent?s caffeine and sodium benzoate injection on May 5, 2011, highlight the importance of particulate inspection, and they might lead observers to ask ...