Quantitative Characterization of Bubble Defects in Ultra-Low Expansion Quartz Glass via Ultrasonic Interaction.

Materials (Basel) · 2025 · PMC11990162 · PMID 40271886

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an increasing trendno p-value reported

The relative amplitude of the defect echo shows an increasing trend from 1 MHz to 2.25 MHz, and the relative amplitude of the defect echo corresponding to the 2.25 MHz frequency is the largest.

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