English Dictionary

purple plague

名詞

不可算名詞

(chemistry, electronics) The brittle, bright-purple intermetallic compound AuAl₂, formed when gold and aluminium are heated while in direct contact (for instance, if a gold wire is bonded to an aluminium contact pad and experiences heating due to electrical resistance).

日本語の意味

金とアルミニウムが直接接触して加熱された際に生成される、明るい紫色で脆い金属間化合物（AuAl₂）

During high-current testing, the gold bond failed after forming a layer of purple plague between the wire and pad.

高電流試験中、金線とパッドの間に脆く鮮やかな紫色の金−アルミ間化合物 AuAl₂ の層が形成され、金接合が破損した。

意味（1）

(chemistry, electronics) The brittle, bright-purple intermetallic compound AuAl₂, formed when gold and aluminium are heated while in direct contact (for instance, if a gold wire is bonded to an aluminium contact pad and experiences heating due to electrical resistance).

意味（2）

(electronics) The problems caused by the formation of this compound, including the formation of voids in the contact area and the potential for fracture of the gold-aluminium junction.