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Specific Process Knowledge/Characterization/Optical characterization: Difference between revisions

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!style="background:silver; color:black;" align="left"|Purpose
|style="background:LightGrey; color:black"|Film thickness measurements and optical characterization of optically transparent thin films||style="background:WhiteSmoke; color:black"|
*Measurement of (multi layer) film thickness (only one unknown layer)
*Optical constants
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!style="background:silver; color:black" align="left"|Performance
|style="background:LightGrey; color:black"|Thin film materials that can be measured||style="background:WhiteSmoke; color:black"|
Any film that is transparent to the light in the given wavelength range
ex:
*Silicon Oxide
*Silicon nitride
*PolySilicon
*Photoresists
*SU8
*Other polymers
*Very thin layers of metals (<20 nm)
*and many more
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|style="background:LightGrey; color:black"|Film thickness range
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*~20Å to 2 µm (depending of the material)
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!style="background:silver; color:black" align="left"|Process parameter range
|style="background:LightGrey; color:black"|Wavelength range
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*300-950 nm
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!style="background:silver; color:black" align="left"|Substrates
|style="background:LightGrey; color:black"|Batch size
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*One sample at a time - all sample larger than  about 1x1 cm<sup>2</sup>sizes up to about 6"
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|style="background:LightGrey; color:black"|Substrate material allowed
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*In principle all materials
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