Superior Evaporants Incorporated

Technical Information

Material:  Scandium Oxide

 

 

Formula: Sc2O3

 

Product Form: White tablets ~ 1 grams

Catalog#:  2100

 

Evaporation point: 1200‑1600oC

 

Type analysis:

Iron(Fe)      < 3 ppm      Aluminum(Al)   < 3 ppm

Nickel(Ni)    < 3 ppm      Zirconium(Zr)  < 8 ppm

Calucium(Ca)  <12 ppm      Magnesium(Mg)  < 1 ppm     

Copper(Cu)    < 2 ppm      Zinc(Zn)       < 2 ppm

Manganess(Mn) < 1 ppm      Silicon(Si)    < 9 ppm

Cobalt(Co)    < 3 ppm      Lead(Pb)       < 3 ppm

Chromium(Cr)  < 3 ppm      Titanium(Ti)   < 2 ppm     

 

Properties of thin film:

 

Transmission range: 250‑5000nm

Refractive index at 550nm ~ 1.95

 

 

Hints on evaporation:

 

Substrate temperature ~ 250oC

Deposition rate ~ 8nm/min

O2 partial pressure ~ 1 x 10‑4 mbar

 

Evaporate using E‑Beam

 

 

Applications:

 

Anti‑reflection coatings, Interference filters, Laser Mirrors

U.V. Coatings