"$currentprecision" 修訂間的差異

出自 DDCC TCAD TOOL Manual
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行 6: 行 6:
 
$currentprecision
 
$currentprecision
 
1.0e-3
 
1.0e-3
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<big>'''The $currentprecision setting for 1D-DDCC in GUI interface '''</big> <br>
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1.Press the '''Additional Functions'''.<br>
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2.Press the '''Inpact Ionization'''.<br>
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3.Setting '''currentprecision'''.<br>
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[[檔案:1d_$currentprecision_fig1.jpg|1300px]]

於 2024年10月26日 (六) 12:13 的最新修訂

$currentprecision is the command to set the current convergence criteria. Usually the DDCC program solve the program until the error is smaller than $error. The $error is from the potential error where  \Delta Ec < $error . However, when the currentprecission is set, the program will also request the simulation program to get current density error in each iteration smaller than the $currentprecision.

 \frac{ (J_{i+1}-J_{i} ) }{ J_{i}} < $currentprecision

$currentprecision
1.0e-3

The $currentprecision setting for 1D-DDCC in GUI interface

1.Press the Additional Functions.
2.Press the Inpact Ionization.
3.Setting currentprecision.

1d $currentprecision fig1.jpg