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<p>delaminations within microelectronic packages.</p>

<p><big>History</big></p>
<p>The first scanning acoustic microscope (SAM), with a 50&nbsp;MHz ultrasonic lens, was developed in 1974 by R. A. Lemons and <a href="page.php?w=Calvin_Quate">C. F. Quate</a> at the Microwave Laboratory of <a href="page.php?w=Stanford_University">Stanford University</a>. A few years later, in 1980, the first high-resolution (with a frequency up to 500&nbsp;MHz) through-transmission SAM was built by R.Gr. Maev and his students at his Laboratory of Biophysical Introscopy of</p><p>
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