Superior Evaporants Incorporated

Technical Information

Material: Titanium Trioxide

 

 

 

Formula: Ti2O3

Molecular weight: 63.9

Product Form: black tablets ~ 2 grams

Catalog#:  2900

 

Density: 4.9 g/cm3

Melting point: 1750oC

Vapor pressure at 2000oC  ~ 1 x 10‑3 mbarr

Solubility: Insoluble in H2O  

 

 

Type analysis:

Iron(Fe)         <15 ppm     Cobalt(Co)     <10 ppm

Magnesium(Mg)    <12 ppm     Tin(Sn)        < 3 ppm

Chromium(Cr)     < 3 ppm     Manganess(Mn)  <13 ppm

Lead(Pb)         <10 ppm     Vanadium(V)    <10 ppm

Copper(Cu)       < 2 ppm     Calcium(Ca)    <10 ppm

Nickel(Ni)       < 5 ppm     Silicon(Si)    <47 ppm

Antimony(Sb)     <10 ppm     Aluminum(Al)   <84 ppm

 

 

Properties of thin film:

 

Transmission range: 400‑2000nm

Refractive index at 500nm ~ 2.35

Evaporation temperature~2200oC

 

 

Hints on evaporation:

 

Substrate temperature ~ 250oC

Deposition rate ~ 30nm/min

O2 partial pressure ~ 1‑4 x 10‑4 mbar

Evaporate using E‑Beam or tungsten boat

 

 

Applications:

 

Multi‑layers, dielectric high reflectors, Excellent material for Hot Mirrors. Very stable material with low out gassing. Easy material to evaporate.

 

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