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Glossary

3,533 technical terms and definitions

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ICP CCP Plasma Etch

icp ccp, plasma etch icp ccp, icp plasma etching, ccp plasma etching, inductively coupled plasma, capacitively coupled plasma, etch rate, etching rate, etch speed, material removal rate, plasma etch rate, etch rate plasma etching

Plasma etching and reactor physics govern the dry, anisotropic material removal processes essential for patterning nanoscale semiconductor features. Driven by radio-frequency…

Etch RIE Chamber

rie etch chamber, reactive ion etching chamber, reactive ion etch reactor, parallel plate rie chamber, semiconductor rie chamber, rf plasma rie, rie chamber design, rie chamber hardware, rie process chamber

A reactive-ion-etch chamber is a single-frequency parallel-plate reactor where one 13.56 MHz generator simultaneously sustains the discharge and accelerates ions toward the wafer…

Etch Selectivity

etch chemistry, plasma selectivity, selectivity ratio, oxide nitride selectivity, mask selectivity, fluorocarbon polymer, overetch budget, ARDE, aspect ratio dependent etching, fluorocarbon etch, atomic layer etch, cryogenic etch selectivity

Etch selectivity is quoted as a ratio of two removal rates, which makes it sound like a ratio of two chemistries. In a fluorocarbon plasma it is neither. A steady-state…

Etch Stop Layer Integration

process selectivity control, sin etch stop deposition, multi-layer etch stop design, contact etch landing

Etch Stop Layers and Process Integration — Thin dielectric films strategically placed within the device stack to provide precise etch termination control, enabling reliable…

Etch Uniformity Wafer

etch rate uniformity, center to edge etch, plasma uniformity control, etch chamber tuning

Etch Uniformity Across the Wafer is the plasma etch engineering discipline focused on achieving identical etch rate, etch depth, profile angle, and selectivity at every point…

Wet Etching

wet chemical etch, HF oxide etch, KOH silicon etch, TMAH etch

Wet etching. removes material through liquid-phase chemical reaction, commonly by immersion, puddle, spray, or single-wafer dispense. It can provide high throughput, excellent…

Etching Simulation

simulation

Etching Simulation is the TCAD computational modeling of material removal processes — including wet chemical etching, reactive ion etching (RIE), atomic layer etching (ALE)…

Eutectic Bonding

advanced packaging

Eutectic Bonding is a wafer-level bonding technique that uses a eutectic alloy system to join two surfaces at a temperature significantly below the melting point of either…

Eutectic Die Attach

packaging

Eutectic die attach is the die-attach process using eutectic alloy composition that melts and solidifies at a single temperature to form uniform metallurgical joints - it is…

EUV

what is euv, euv lithography, extreme ultraviolet, extreme ultraviolet lithography, 13.5 nm, asml euv, euv stochastics

Extreme Ultraviolet lithography operates at a soft X-ray wavelength of 13.5nm where optical diffraction limits are dramatically reduced compared to 193nm immersion, yet patterning…

EUV-Defects Machine Learning

euv lithography overlay and defects, euv lithography overlay, lithography overlay defects, euv lithography, lithography overlay, overlay defects

EUV Lithography Overlay and Defects Introduction & Motivation EUV Lithography Overlay and Defects addresses a central problem in manufacturing process control and overlay-accuracy…

EUV High-Na

high-na euv, high-na euv lithography, lithography resolution, projection optics

High-NA EUV is the next EUV scanner generation: it keeps the 13.5 nm wavelength but raises numerical aperture from 0.33 to 0.55, giving chipmakers sharper imaging for 2 nm-class…

EUV Lithography Basics

extreme ultraviolet, euv technology

Extreme ultraviolet lithography is the patterning technology that makes the smallest logic and memory features possible by using 13.5 nm light instead of the 193 nm light used…

EUV Lithography Defectivity

euv mask defect, euv pellicle stochastic defect, euv particle contamination, euv printing defect control, euv

Extreme Ultraviolet lithography operates at a soft X-ray wavelength of 13.5nm where optical diffraction limits are dramatically reduced compared to 193nm immersion, yet patterning…

EUV-Lithography-Defects Machine Learning

euv lithography overlay and defect rate, euv lithography overlay, lithography overlay defect, overlay defect rate, euv lithography, lithography overlay, overlay defect, defect rate

EUV Lithography Overlay and Defect Rate Introduction & Motivation EUV Lithography Overlay and Defect Rate addresses a central problem in manufacturing process control…

EUV Lithography Extreme Ultraviolet

euv pellicle mask, high na euv, euv source power, 13.5nm lithography, euv stochastics

Extreme Ultraviolet lithography operates at a soft X-ray wavelength of 13.5nm where optical diffraction limits are dramatically reduced compared to 193nm immersion, yet patterning…

EUV Lithography High-Na

numerical aperture 0.55, high-na euv, anamorphic optics euv, next generation euv

High-NA EUV is the next EUV scanner generation: it keeps the 13.5 nm wavelength but raises numerical aperture from 0.33 to 0.55, giving chipmakers sharper imaging for 2 nm-class…