Commitment to Compliance with Dual-Use ltems Regulations

High-Purity Lithium Fluoride Applications

When lithium fluoride (LiF) is mentioned, lithium batteries are often the first application that comes to mind.That association is understandable. Lithium fluoride is involved in the synthesis of lithium hexafluorophosphate, and LiF is also frequently observed in the solid-electrolyte interphase (SEI) layer formed inside batterie…

Cerium Oxide in Glass Polishing, Semiconductor CMP, and Silicon Carbide

Terbium (Tb): The Rare Earth Hidden Inside Optical Isolators

You may never have heard of terbium, but you have almost certainly seen its light: the green glow of fluorescent lamps, X-ray intensifying screens in hospitals and LCD backlights all come from the same rare-earth element.Within the rare-earth family, terbium stands out in two directions. One is light: it emits the green wavelengt…

99.999% High-Purity Calcium Oxide (Part II): From 1500°C Furnaces to Transparent Optical Windows

META DESCRIPTION99.999% high-purity calcium oxide (5N CaO) in CaZrO3 crucibles, hydrogen sensors, transparent spinel ceramics and red phosphors — where impurity control decides performance.KEYWORDShigh purity calcium oxide, 99.999% CaO, 5N calcium oxide, CaZrO3 crucible, titanium alloy melting, proton conductor, hydrogen sensor,…

99.999% High-Purity Calcium Oxide in Advanced Ceramics: MLCC Reliability, PTC Stability, 5G/6G Microwave Dielectrics & CCTO

In our previous article, we explained how 5N ultra-high-purity calcium oxide (CaO) plays a decisive role in crystal growth and optical coating by “cutting off impurities at the source.” When transition-metal impurities such as Fe, Cu and Co are compressed to below 10 ppm, CaO transforms from industrial lime into the purity corn…