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Stock List Crystals & Substrates

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SurfaceNet GmbH Germany (Crystals, Substrates, Service)
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Titanium dioxide ( TiO2 )

 

RUTILE ATR PRISMSRUTILE ATR PRISMS, SurfaceNet GmbH Germany

Titanium dioxide TiO2, SurfaceNet GmbH Germany

Titanium dioxide TiO2, SurfaceNet GmbH Germany

Crystal properties

Crystal growth method

Flame fusion method 

Crystal growth orientation

(001), (110) 

Maximum size

Up to 1.5 inch * 2 inch length 

Variations

Doped crystals (Fe, Nb, W, Ta, V) 
Other dopands on request

 

Crystallographic properties

Crystallographic structure

Tetragonal
a = b = 4.593
c = 2.959

Twinning structure

Type a) Optical grade, grain  boundaryfree
Type h) Electronic grade, with  domain structure

Colour

Slight Yellow, transparent

 Physical properties

Density 

4.26 g/m3

Melting point

1825 C

Hardness    

6.5 - 7  (Mohs)

Thermal expansion coefficient

9.943 * 10-6 K-1
7.192 * 10-6 K-1
 

|| c-axis
^c-axis

Physical  properties cont.

Dielectric constant

190
  85

|| c-axis
^ c-axis

Dielectric loss tangent

17 * 10-3

 

Specific resistivity

> 1013 W/cm

 

Optical properties

Transmission range 

0.42 to 6.0 m

 

Refraction index

nd = 2.613

ordinary ray 

nd = 2.909

extraordinary ray

(nf - nc) =  0.164

ordinary ray

(nf - nc)   = 0.207

extraordinary ray

Birefringence

 

(nc - no) =  0.296

 

 

X-ray properties

Orientation

 

(100), (110), (001)

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