What could be the highly reflective p-type metal electrode to be used on p-AlGaN surface for UV , except Al? Mixture of two or three metals if any?

07 July 2018 0 3K Report

What could be the highly reflective p-type metal electrode to be used on p-AlGaN surface for UV LED, except Al or Mg-p-electrode? Mixture of two or three metals if any?

Thank you in advance

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