蘑菇视频

Lanthanum

Contributor:听Karen Bjorkman

About the Display:听This display features:

• An eyepiece from a telescope - Eyepieces similar to this one sometimes contain lanthanum in the glass. The lanthanum improves optical quality and the alkali resistance of glass.
• A Lego听庐 astronomer -听Featured in the听Research Institute collection, the astronomer is one of three scientists featured in the discontinued set. The set was selected by members after it was proposed by geoscientist Ellen Kooijman.听
• Lanthanum Hexaboride (LaB₆) - (Donated by Dr. Pannee Burckel) Lanthanum hexaboride is used as a standard to calibrate the Instrumentation Center's Powder X-Ray Diffractometer.

About the Contributor:听Dr. Bjorkman is the Dean of the College of Natural Sciences and Mathematics at the University of Toledo

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