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Search Publications by: Andrew J. Gayle (Assoc)

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A Switchable Longitudinal & Shear BLS Microscope for Comprehensive Modulus Imaging of Semiconductor Packaging Materials

June 17, 2026
Author(s)
Andrew Gayle, Sebastian Engmann, Ran Tao, Andrew Korovich, Polette Centellas, Yvonne Gerbig, Christopher Soles, Chris Michaels
Brillouin light scattering (BLS) offers an optical, noncontact, nondestructive method for probing the mechanical properties of next-generation semiconductor packaging materials. In this work, a switchable BLS microscope with both backscattered and off-axis
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