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AI Factory Glossary

15 technical terms and definitions

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nanoimprint lithography,lithography

Mechanically press pattern into resist.

nanotopography, metrology

Nanoscale surface topography.

negative resist,lithography

Exposed areas become insoluble and remain.

nitride deposition,cvd

Grow Si3N4 using SiH4 + NH3 or similar.

nitrogen purge, packaging

Replace air with nitrogen.

no-clean flux, packaging

Flux not requiring removal.

no-flow underfill, packaging

Apply before reflow.

noise floor, metrology

Minimum detectable signal.

non-conductive die attach, packaging

Insulating adhesive.

non-conductive film, ncf, packaging

Alternative to underfill.

non-contact measurement,metrology

Measure without touching part.

non-contact metrology, metrology

Techniques without touching the wafer.

nuclear reaction analysis (nra),nuclear reaction analysis,nra,metrology

Detect light elements like hydrogen.

nuisance defects,metrology

Detected defects that don't affect yield.

numerical aperture (na),numerical aperture,na,lithography

Measure of lens light-gathering ability affects resolution.