Low dielectric loss silicon nitride based material
作者： Martin Y. Hsieh
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摘要: A composition having a low dielectric constant and loss tangent from room temperature to at least about 1100° C. which comprises silicon nitride based material containing an effective amount of sintering aid selected lanthanum oxide, yttrium aluminate, aluminum oxide mixtures thereof promotor the group consisting iron, chromium is suitable radome electromagnetic window material.
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