Thick Bulk Gallium Nitride Crystal Wafer (IMAGE)

American Institute of Physics

Thick Bulk Gallium Nitride Crystal Wafer

Caption

This image shows a thick bulk gallium nitride (GaN) crystal wafer (2 inches in diameter) with a GaN film in the foreground fabricated by controlled spalling (its film thickness is ~20 microns or 1/5th the thickness of a sheet of paper.

Credit

Bedell/IBM Research

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