®RF Modelling with COMSOL Multiphysics

Overview of the RF Module

• Interfaces
• Study types
• Applications

Learn how to set up an efficient model using

• Scattering boundary conditions and Ports
• Perfectly matched layer
• Symmetry boundary conditions
• Scattered field formulation

Hands on exercise (if time allows)
Model of periodic nanowire grating

• Geometry Modeling in COMSOL
• Geometry Sequence
• Selections
• CAD File Import
• LiveLink Interface
• Defeaturing and Repair

Meshing (11:15-13:15)

• Meshing in COMSOL
• Mesh Parameters for Free Mesher
• Mesh Plot and Mesh Statistics
• Virtual Operations
• Mesh Import

Understanding the Solvers (14:00-16:00)

• A single element, single unknown, finite element problem
• Linear and nonlinear solutions
• Introduction to damping
• Ramping of loads and nonlinearities
• Smoothing of material properties
• How to determine if the mesh is good enough
• What kind of mesh to start with
• Why we want to keep the mesh size small