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Glossary

W
tungsten
WAN
wide area network
W-bit
wait-bit
W/B
wire bonding
WB
weak base
WBSEM
Wire Bonder Specific Equipment Model
WBS
work breakdown structure
WDS
wavelength-dispersive spectrometry of X-rays
WDX
wavelength dispersive X-ray
WDXA
wavelength-dispersive X-ray analysis
WEC
wafer environment control
WFT
wafer fabrication template
WIB
within-batch
WIP
work in process; work in progress
WIS
water induced shift
WIW
within wafer
WIWNU
within wafer nonuniformity
WLBI
wafer-level burn-in
WLT
wafer-level test
WNP
waste neutralization plant
WORM
write once read many
WPC
wafer process chamber
WPH
wafers per hour
WSI
wafer-scale integration
WTC
wafer transfer chamber
WTW
wafer-to wafer
WTWNU
wafer-to wafer nonuniformity
WVR
water vapor regained