EM.Picasso provides the following types of objects for building a planar layered structure:
# * '''[[Defining_Materials_in_EM.Cube#Perfect_Electric_Conductors_.26_Metal_Traces | PEC Traces]]''' # * '''[[Defining_Materials_in_EM.Cube#Impedance_Surfaces_.26_Conductive_Sheet_Traces | Conductive Sheet Traces]]''' # * '''[[Defining_Materials_in_EM.Cube#Perfect_Magnetic_Conductors_.26_Slot_Traces | Slot Traces]]'''# * '''[[Defining_Materials_in_EM.Cube#Perfect_Electric_Conductors_.26_Metal_Traces | PEC Via Sets]]''' # * '''[[Defining_Materials_in_EM.Cube#Defining_Dielectric_Materials | Embedded Dielectric Sets]]'''
You can define two types of metallic traces in EM.Picasso: '''PEC Traces''' and '''Conductive Sheet Traces'''. PEC traces represent infinitesimally thin (zero thickness) planar metal objects that are deposited or metallized on or between substrate layers. PEC objects are modeled by surface electric currents. Conductive sheet traces, on the other hand, represent imperfect metals. They have a finite conductivity and a very small thickness expressed in project units. A surface impedance boundary condition is enforced on the surface of conductive sheet objects.