{"id":394185,"date":"2024-11-19T08:01:39","date_gmt":"2024-11-19T08:01:39","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/some-question-about-simulation-of-laser-diode\/"},"modified":"2024-11-19T08:01:39","modified_gmt":"2024-11-19T08:01:39","slug":"some-question-about-simulation-of-laser-diode","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/some-question-about-simulation-of-laser-diode\/","title":{"rendered":"Some question about simulation of laser diode"},"content":{"rendered":"<p>&lt;p&gt;Last time I asked how to calculate the two default values&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;(well carrier capture rate and well carrier eascape rate) in the example Laser modulation bandwidth simulation &lt;\/span&gt;&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;, and I tried to calculate the two values according to the reference given in the example, but the results were not similar. The following are the specific values I used to calculate the two values,is there anything wrong? the reference is a 850nm diode laser, so i search the diffusion coefficence of GaAs,and plug the value into the formula.&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/19-11-2024-1731998384-mceclip0.png\" \/>&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/19-11-2024-1731998445-mceclip1.png\" \/>&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;And Last time you mentioned it could use CHARGE to estimate. Is there any examples of calculating these two values by using CHARGE? Thank you very much for your answer!&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-394185","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Last time I asked how to calculate the two default values(well carrier capture rate and well carrier eascape rate) in the example Laser modulation bandwidth simulation , and I tried to calculate the two values according to the reference given in the example, but the results were not similar. 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