purple plague (English, noun)
expansion: purple plague (uncountable)
Senses:
topics: business
chemistry
electrical-engineering
electricity
electromagnetism
electronics
energy
engineering
natural-sciences
physical-sciences
physics
glosses: 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).
tags: uncountable
topics: business
electrical-engineering
electricity
electromagnetism
electronics
energy
engineering
natural-sciences
physical-sciences
physics
glosses: 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.
tags: uncountable
Forms: