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Photolithography

Photolithography (also known as optical lithography) is a process that involves using light to transfer a pattern onto a photoresist layer deposited on a sample, typically a silicon wafer. It is used in the manufacturing of integrated circuits.

History & Economy

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Overview

History

Process

Exposure ("printing") systems

Photomasks

Resolution in projection systems

Stochastic effects

Light sources

Experimental methods

Economy

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Map overview Semantic statistics

Photolithography

Nodes119
Edges118
Triples81
Avg. degree1.98
Density0.016807
Components1

How this topic connects Entity context

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Photolithography

Top relations

has method · 14
Photolithography → ASML, Electron, Extreme, For, IBM, MAPPER, Massively, Meanwhile, Modern, New, Samsung, TSMC, UV, X-ray
related to Projection · 10
Photolithography → An, Contact, Immersion, Mask, Projection, The, Ultrapure, Unlike, Very-large-scale, VLSI
related to Light sources · 9
Photolithography → Excimer, From, Hg, Historically, However, IBM, Kanti Jain, These, This
related to Resolution in projection systems · 7
Photolithography → ArF, Current, DUV, Excimer, KrF, Moore's Law, The
is a · 3
Photolithography → most common method for the semiconductor fabrication of integrated circuits, printing method, subclass of microlithography
related to Economy · 3
Photolithography → In, NIST, USD
related to Etymology · 3
Photolithography → As, Greek, The
related to Exposure ("printing") systems · 3
Photolithography → Exposure, Maskless, The
related to External links · 3
Photolithography → BYU Photolithography ResourcesSemiconductor Lithography, IBM, Lithography Introduction
related to Process · 3
Photolithography → Modern, The, Wafer

Important terminology Word statistics

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Important terminology

lithography photoresist light wafer used process nm also systems excimer use wavelength laser using photomask pattern resolution resist ultraviolet printing

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Photolithographyis amost common method for the semiconductor fabrication of integrated circuits0.90text
Photolithographyis asubclass of microlithography0.90text
Photolithographyis aprinting method0.90text
45 nminstance ofto avoid reflections from occurring under the photoresist and to improve the photoresist's performance at smaller semiconductor nodes0.80text
belowinstance ofto avoid reflections from occurring under the photoresist and to improve the photoresist's performance at smaller semiconductor nodes0.80text
tetramethylammonium hydroxideinstance ofMetal-ion-free developers0.80text
the angle of incident light on a reticleinstance ofis actually a function of process factors0.80text
the incident light intensity distributioninstance ofis actually a function of process factors0.80text
xenoninstance ofsometimes in combination with noble gases0.80text
silicon dioxideinstance ofinsulating materials0.80text
when exposed to photons with energy greater than the band gapinstance ofinsulating materials0.80text
release free electronsinstance ofinsulating materials0.80text

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