"$ifimpact ion" 修訂間的差異
出自 DDCC TCAD TOOL Manual
(已建立頁面，內容為 "$ifimpact_ion is a function to turn on the impact ionization. It is a field and current dependent function which will rely on the electric field in the simulation pr...") |
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| (未顯示由 1 位使用者於中間所作的 5 次修訂) | |||
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$ifimpact_ion is a function to turn on the impact ionization. It is a field and current dependent function which will rely on the electric field in the simulation program. <br> |
$ifimpact_ion is a function to turn on the impact ionization. It is a field and current dependent function which will rely on the electric field in the simulation program. <br> |
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| − | The impact ionization generation rate is decided by <br> |
+ | The impact ionization generation rate is decided by <br><br> |
<math> |
<math> |
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| − | + | G_{impact} = \frac{|Jn|}{e} \times \alpha_n +\frac{|Jp|}{e} \times \alpha_p |
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| − | </math><br> |
+ | </math><br><br> |
<math> |
<math> |
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| − | \alpha_{n} = a_{n}*exp\left( - \left| \left(\frac{b_{n} |
+ | \alpha_{n} = a_{n}*exp\left( - \left| \left(\frac{b_{n}|Jn|}{\vec{E}\cdot \vec{Jn}}\right)^{c_{n}} \right|\right) |
| − | </math><br> |
+ | </math><br><br> |
<math> |
<math> |
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| − | \alpha_{n} = a_{p}*exp\left( - \left| \left(\frac{b_{p} |
+ | \alpha_{n} = a_{p}*exp\left( - \left| \left(\frac{b_{p}|Jp|}{\vec{E}\cdot \vec{Jp}}\right)^{c_{p}} \right|\right) |
| − | </math> |
+ | </math><br><br> |
| + | The way to input this command is <br> |
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| + | $ifimpact_ion |
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| + | <math>a_{n}~~ b_{n}~~ c_{n}~~ a_{p}~~ b_{p}~~ c_{p} </math> |
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| + | <math>a_{n}~~ b_{n}~~ c_{n}~~ a_{p}~~ b_{p}~~ c_{p} </math> |
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| + | <math>a_{n}~~ b_{n}~~ c_{n}~~ a_{p}~~ b_{p}~~ c_{p} </math> |
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| + | <math>a_{n}~~ b_{n}~~ c_{n}~~ a_{p}~~ b_{p}~~ c_{p} </math> |
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| + | ... |
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| + | ... |
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| + | ... repeat for n-layers |
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| − | Gimpact=-absjn/ELCHG*impactratelayer(1,indEl)*& |
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| + | <big>'''The $ifimpact_ion setting for 1D-DDCC in GUI interface '''</big> <br> |
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| − | exp(-abs( ((impactratelayer(2,indEl)*absjn)/productEJ(1))**impactratelayer(3,indEl))) |
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| + | |||
| + | 1.Press the '''Additional Functions'''.<br> |
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| + | 2.Press the '''Inpact Ionization'''.<br> |
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| + | 3.Choose you need parameters.<br> |
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| + | 4.You can modify parameters in Number 4.<br> |
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| + | Number 4 correspond to <math>a_{n}~~ b_{n}~~ c_{n}~~ a_{p}~~ b_{p}~~ c_{p} </math> |
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| + | |||
| + | [[檔案:1d_$ifimpact_ion_fig1.jpg|1300px]] |
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於 2024年10月26日 (六) 12:07 的最新修訂
$ifimpact_ion is a function to turn on the impact ionization. It is a field and current dependent function which will rely on the electric field in the simulation program.
The impact ionization generation rate is decided by
The way to input this command is
$ifimpact_ion
The $ifimpact_ion setting for 1D-DDCC in GUI interface
1.Press the Additional Functions.
2.Press the Inpact Ionization.
3.Choose you need parameters.
4.You can modify parameters in Number 4.
Number 4 correspond to
