Semiconductor Critical Elements
Critical elements (minerals, metals, and gases) used during the semiconductor manufacturing process listed in the table. Of these, silicon, germanium, gallium, arsenic, and boron are the most important.
| Element | Symbol | State |
|---|---|---|
| Aluminum | Al | metal |
| Antimony | Sb | metalloid |
| Argon | Ar | gas |
| Arsenic | As | metalloid |
| Beryllium | Be | metal |
| Boron | B | metalloid |
| Cadmium | Cd | metal |
| Chromium | Cr | metal |
| Cobalt | Co | metal |
| Copper | Cu | metal |
| Dysprosium | Dy | metal |
| Erbium | Er | metal |
| Europium | Eu | metal |
| Gadolinium | Gd | metal |
| Gallium | Ga | metal |
| Germanium | Ge | metalloid |
| Gold | Au | metal |
| Graphite | C | nonmetal |
| Hafnium | Hf | metal |
| Helium | He | gas |
| Holmium | Ho | metal |
| Hydrogen | H | gas |
| Indium | In | metal |
| Iridium | Ir | metal |
| Lanthanum | La | metal |
| Lithium | Li | metal |
| Lutetium | Lu | metal |
| Magnesium | Mg | metal |
| Manganese | Mn | metal |
| Neodymium | Nd | metal |
| Neon | Ne | gas |
| Nickel | Ni | metal |
| Niobium | Nb | metal |
| Nitrogen | N | gas |
| Oxygen | O | gas |
| Palladium | Pd | metal |
| Phosphorus | P | nonmetal |
| Platinum | Pt | metal |
| Praseodymium | Pr | metal |
| Promethium | Pm | metal |
| Rhodium | Rh | metal |
| Rubidium | Rb | metal |
| Samarium | Sm | metal |
| Selenium | Se | nonmetal |
| Silicon | Si | metalloid |
| Silver | Ag | metal |
| Tantalum | Ta | metal |
| Tellurium | Te | metalloid |
| Tin | Sn | metal |
| Xenon | Xe | gas |
| Yttrium | Y | metal |
| Zinc | Zn | metal |
