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  1. ceramicsRandD

    Etching AlN-Al composites

    For AlN Murakami's solution works well. i'll try that before anythign else.
  2. ceramicsRandD

    Y2O3 Etching

    Does any one know whats a good etching technique for pure Y2O3 samples. I've used thermal etching but it takes too long. I am looking for a chemical etching agent to reveal grain boundaries??
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