EUV lithography

E198143

lithography technology semiconductor manufacturing process

EUV lithography is an advanced semiconductor manufacturing technique that uses extremely short-wavelength ultraviolet light to create ultra-fine patterns on microchips, enabling the production of cutting-edge integrated circuits.

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All labels observed (4)

Label	Occurrences
EUV lithography canonical	1
EUV lithography systems	1
Extreme ultraviolet lithography	1
extreme ultraviolet (EUV) lithography systems	1

How this entity was disambiguated

This entity first appeared as the object of triple T1784113 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: EUV lithography
Context triple: [Fresnel zone plate, usedFor, EUV lithography]

A. dip-pen nanolithography
Dip-pen nanolithography is a scanning probe-based nanofabrication technique that uses an atomic force microscope tip to directly "write" nanoscale patterns of molecules onto a substrate with high precision.
B. Lam Research
Lam Research is a leading American semiconductor equipment company that supplies wafer fabrication tools and services to chip manufacturers worldwide.
C. Semiconductor Equipment & Materials
Semiconductor Equipment & Materials is an industry segment that provides the specialized machinery, tools, and raw materials used to manufacture semiconductor devices and integrated circuits.
D. Fresnel zone plates
Fresnel zone plates are diffractive optical elements composed of concentric rings that focus light through interference rather than refraction, serving as lens alternatives in applications like X-ray and microscopy.
E. VLSI technology
VLSI technology (Very Large Scale Integration) is the process of creating integrated circuits by combining thousands to millions of transistors on a single chip, enabling complex and high-performance electronic systems.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: EUV lithography
Target entity description: EUV lithography is an advanced semiconductor manufacturing technique that uses extremely short-wavelength ultraviolet light to create ultra-fine patterns on microchips, enabling the production of cutting-edge integrated circuits.

A. dip-pen nanolithography
Dip-pen nanolithography is a scanning probe-based nanofabrication technique that uses an atomic force microscope tip to directly "write" nanoscale patterns of molecules onto a substrate with high precision.
B. Lam Research
Lam Research is a leading American semiconductor equipment company that supplies wafer fabrication tools and services to chip manufacturers worldwide.
C. Semiconductor Equipment & Materials
Semiconductor Equipment & Materials is an industry segment that provides the specialized machinery, tools, and raw materials used to manufacture semiconductor devices and integrated circuits.
D. Fresnel zone plates
Fresnel zone plates are diffractive optical elements composed of concentric rings that focus light through interference rather than refraction, serving as lens alternatives in applications like X-ray and microscopy.
E. VLSI technology
VLSI technology (Very Large Scale Integration) is the process of creating integrated circuits by combining thousands to millions of transistors on a single chip, enabling complex and high-performance electronic systems.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	lithography technology ⓘ semiconductor manufacturing process ⓘ
benefit	higher transistor density ⓘ improved pattern fidelity ⓘ reduced multi-patterning complexity ⓘ
challenge	high tool cost ⓘ low source power ⓘ mask defects ⓘ photoresist stochastic effects ⓘ stringent contamination control ⓘ
commercializedBy	ASML ⓘ
comparedTo	uses shorter wavelength than deep ultraviolet lithography ⓘ
developedBy	ASML ⓘ
developedWithContributionsFrom	IMEC ⓘ Intel ⓘ linked to: Intel Corporation Samsung Electronics ⓘ linked to: Samsung Sematech ⓘ TSMC ⓘ
enables	3 nm process node ⓘ 5 nm process node ⓘ 7 nm process node ⓘ advanced technology nodes ⓘ high-resolution patterning ⓘ sub-10-nanometer feature sizes ⓘ
firstHighVolumeManufacturingUse	around 2019 ⓘ
industryStandardWavelength	13.5 nm EUV line ⓘ
keyComponent	EUV mask ⓘ EUV pellicle ⓘ EUV resist ⓘ EUV scanner ⓘ
lightGenerationMethod	tin droplet laser-produced plasma ⓘ
operatesIn	vacuum chamber ⓘ
relatedTo	Moore's law ⓘ
requires	EUV light source ⓘ complex mask technology ⓘ high numerical aperture optics ⓘ multilayer mirrors ⓘ photoresist materials sensitive to EUV ⓘ vacuum environment ⓘ
successorOf	deep ultraviolet lithography ⓘ
supports	continued transistor scaling ⓘ
typicalWavelength	13.5 nanometers ⓘ
usedFor	fabrication of integrated circuits ⓘ patterning semiconductor wafers ⓘ
usedIn	advanced DRAM manufacturing ⓘ logic chip manufacturing ⓘ
uses	Bragg reflector mirrors ⓘ laser-produced plasma light sources ⓘ reflective masks ⓘ
usesWavelength	extreme ultraviolet light ⓘ