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Ansys Learning Forum › Forums › Discuss Simulation › Photonics › MOS capacitor – changing the DC permittivity of the oxide › Reply To: MOS capacitor – changing the DC permittivity of the oxide

October 28, 2024 at 5:52 pm
Guilin Sun
Ansys Employee

Do you know the mechanism that increasing DC permittivity makes the electric field dropping? please check the solver physics and see if it includes such mechanism:

https://optics.ansys.com/hc/en-us/articles/360034917693-CHARGE-solver-introduction

https://optics.ansys.com/hc/en-us/articles/360034918633-CHARGE-solver-Simulation-object 

You may enable the "high field" function in material properties and test which one is helpful:Â