EUV lithography
E198143
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.
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 Corporation ⓘ
surface form:
Intel
Samsung ⓘ
surface form:
Samsung Electronics
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 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: EUV lithography Description of subject: 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.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Fresnel zone plate
subject surface form:
ASML
this entity surface form:
EUV lithography systems
subject surface form:
ASML
this entity surface form:
Extreme ultraviolet lithography
this entity surface form:
extreme ultraviolet (EUV) lithography systems