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Rare-Earth Elements

Rare-earth elements are a group of seventeen chemical elements found in the Earth's crust, characterized by their unique properties and scarcity relative to other elements. Despite their name, many rare-earth elements are actually quite abundant in the Earth's crust, but they are typically dispersed and not often found in concentrated deposits. Learn more about rare-earth elements →

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Universal Photonics Inc. - Central Islip, NY

Lapping and polishing consumables and machinery for glass, plastic, crystals, IR, semiconductor, electro, laser, and fiber optics. Microcellular foam elastomer pads, compounds, ultrapure alumina, colloidal silica, diamond powder/slurries; water-based, nanosize, alpha-alumina; optical blocking, synthetic pitch, double-sided polishers, and centrifuges.

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Glossary

rare-earth elements Rare-earth elements (REEs) are a group of seventeen chemical elements found in the Earth's crust, characterized by their unique properties and scarcity relative to other elements. Despite their name, many rare-earth elements are actually quite...
rare earth dopants Rare earth dopants refer to elements from the lanthanide series, also known as rare earth elements, that are intentionally introduced into the crystal lattice of a material to modify its properties. These dopants are used in various technologies and...

Rare-Earth Elements Suppliersrare-earth elementsREEoptical materialsR E E optical materialslanthanide compounds or rare earth metalslanthanumceriumpraseodymiumneodymiumpromethiummaterialsRare Earth Elements