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[ Last edited by 295435736 on 2011-1-17 at 16:30 ]
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Originally posted by 295435736 at 2011-01-12 10:12:25:
Óà ´óÃæ»ýPECVDƽÐаåµç¼«¼äµçÊÆ²î·Ö²¼¾ùÔÈÐÔÊýÖµÑо¿ ÕâÆªÎÄÏ׵IJ¨¶¯·½³ÌºÍ±ß½çÌõ¼þ£¬ÎÄÕÂÓõÄÈí¼þÊÇFlexPDE£¬ÎÒÏëÓÃansys½øÐиõçÊÆ²î·ÖÎö£¬¿ÉÒÔ×ö³öÀ´Â𣿼´ÇóƵÂÊÔÚ13.56MHz£¬s=1mm¼´²¨³¤Ë¥¼õÒò×ÓΪ3.16ʱµçÊÆ ...

ÎÒ¿´¹ýÒ»µãµã¹ØÓÚFlexPDEµÄ×ÊÁÏ£¬ÐèÒªÓÃC++°Ñ·½³Ì¡¢Çó½âÓò¡¢±ß½çÌõ¼þµÈÃèÊö³öÀ´¡£´ÓÕâµãÀ´Ëµ²»ÈçÓÃComsol·½±ã¡£

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In an electrostatically tunable parallel plate capacitor you can modify the distance between the two plates when the applied voltage changes. For tuning of the distance between the plates the capacitor includes a spring that attaches to one of the plates. If you know the characteristics of the spring and the voltage between the plates, you can compute the distance between the plates. This model includes an electrostatic simulation for a given distance. A postprocessing step then computes the capacitance.
The capacitor in this model is a typical component in various microelectromechanical systems (MEMS) for electromagnetic fields in the radio frequency range 300 MHz to 300 GHz.
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