Chemical Formula: Dy
Catalog Number: ST0012
CAS Number: 7429-91-6
Shape: Discs, Plates, Column Targets, Step Targets, Custom-made
Atomic Weight: 162.5
Atomic Number: 66
Color/Appearance: Silvery White, Metallic
Thermal Conductivity: 11 W/m.K
Melting Point (°C): 1,412
Coefficient of Thermal Expansion: 9.9 x 10-6/K
Theoretical Density (g/cc): 8.55
Z Ratio: 0.6
1. No bonding service is presently available for this material. 2. This material has high chemical activity when exposed to the environment. Oil packaging and clean procedure are required to prevent it from chemcial reactions
Dysprosium is a chemical element originated from the Greek ‘dysprositos’, meaning hard to get. It was first mentioned in 1886 and observed by P.E.L. de Boisbaudran. “Dy” is the canonical chemical symbol of dysprosium. Its atomic number in the periodic table of elements is 66 with location at Period 6 and Group 3, belonging to the f-block. The relative atomic mass of dysprosium is 162.500(1) Dalton, the number in the brackets indicating the uncertainty.
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These are huge! My mistake, I didn't realize how large these were when I ordered them. I haven't figured out what I'll be using these for but I'm sure these will not go to waste! So MAKE SURE you have ordered the right size!
Five Stars. Great product for the price! Easy to use.