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A new method of preparing alumina ceramic surface for brazing it to kovar with conventional Ag-Cu eutectic brazes is presented. The key concept of this approach consists in formation of two inter-layers on the ceramic surface: (i) thin (in nm scale) layer of TiO x using pulse plasma beams, and (ii) thicker (about 2μm) layer of TiO x or metallic Ti using arc PVD technique. Grazing angle...
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