Robert Koslover
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                                                Posted:
                            
                                2 years ago                            
                            
                                2023年8月21日 GMT+8 04:44                            
                        
                        Updated:
                            
                                2 years ago                            
                            
                                2023年8月21日 GMT+8 04:47                            
                        
                        
                                                    You can specify the relative permittivity of a material under the material properties.
Component --> Materials --> etc.  I suggest you consult the Comsol Multiphysics Help system and/or study the examples in the supplied Application Library, to see how this is done.  If you have data in the form of a table, you may wish to import it and create an interpolation function to go with that data.  You can then use that interpolation function in your specification of the material's permittivity.
    -------------------
    Scientific Applications & Research Associates (SARA) Inc.
www.comsol.com/partners-consultants/certified-consultants/sara                                                 
                                                
                            You can specify the relative permittivity of a material under the material properties.  
Component --> Materials --> etc.  I suggest you consult the Comsol Multiphysics Help system and/or study the examples in the supplied Application Library, to see how this is done.  If you have data in the form of a table, you may wish to import it and create an interpolation function to go with that data.  You can then use that interpolation function in your specification of the material's permittivity.