Critical Materials for Chipmaking Overview

A comprehensive up-to-date list of all battery and EV gigafactories around the world.

Critical Elements

Element	Symbol	State	Use
Aluminum	Al	metal	sputtering target, interconnects
Antimony	Sb	metalloid	n-dopant
Argon	Ar	gas	process gas
Arsenic*	As	metalloid	n-dopant
Beryllium	Be	metal	power devices
Boron*	B	metalloid	p-dopant
Chromium	Cr	metal	deposition
Cobalt*	Co	metal	interconnects
Erbium	Er	metal	laser dopant
Gallium	Ga	metal	semiconductor, LEDs
Germanium	Ge	metalloid	semiconductor, solar cell, LEDs
Gold	Au	metal	connectors
Graphite*	C	nonmetal	equipment coatings
Helium	He	gas	process gas
Hydrogen	H	gas	process gas
Indium	In	metal	p-dopant, LCDs
Neon	Ne	gas	process gas
Nitrogen	N	gas	process gas
Oxygen	O	gas	process gas
Phosphorus	P	nonmetal	n-dopant
Silicon	Si	metalloid	semiconductor, solar cells
Tantalum	Ta	metal	sputtering target
Tellarium	Te	metalloid	solar cells
Tin	Sn	metal	photolithography plasma
Xenon	Xe	gas	process gas

* also important for EV battery manufacture