Plasma Technology

PECVD: Influence of the substrate temperature on the film properties


The substrate temperature affects film density,
hydrogen content, breakdown voltage,
moisture resistance, stability.

BHF etch rate of SiO vs substrate electrode temperature
for a low and high deposition rate process

 

KOH etch rate of SiO vs substrate electrode temperature
for a low and high deposition rate process

 

OPT offers a 700° C substrate electrode
and a 800° C high agility substrate electrode.

 

 




A principal indication of film density is the wet etch rate in
either buffered hydrogen fluoride solution or KOH.


BHF etch rate of SiN vs substrate electrode temperature
for a low and high deposition rate process

 

KOH etch rate of SiN vs substrate electrode temperature
for a low and high deposition rate process

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