Question

What is doped fused quartz?

Answer 1

Fused Silica and Quartz are both extremely pure materials featuring very low thermal expansion and excellent optical qualities. ... The main difference between the two is that Fused Silica is composed of a non-crystalline silica glass, while Quartz is made from crystalline silica.

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Answer 2

Heraeus has a long tradition in processing and doping of granulated quartz materials. This new technology enables the production of large size active core materials with rare earth doping of highest purity. ... Advantages of the new material: High doping levels (Yb2O3 up to 0.25 mol% and above).

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