Key facts
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COMSOL Physics Builder User Manual
This manual explains how to use the Physics Builder in COMSOL Multiphysics 5.3 to create custom physics interfaces. It covers designing GUI layouts, defining components and properties, writing equations, and implementing multiphysics couplings. The document includes detailed sections on user inputs, variables, operators, and examples such as the thermoelectric effect and Schrödinger equation.
The manual also addresses migration, documentation, and testing of custom physics interfaces, with reference to COMSOL’s support resources and version compatibility.
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Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the part number for the Physics Builder Manual?
The part number is CM020009.
What version of COMSOL is this manual for?
This manual is for COMSOL 5.3.
What types of engineering problems can the Optimization Module solve?
The module can solve design problems to find control variables that yield the best performance and inverse problems to determine parameters that match measured data.
What specific examples of design problems are mentioned?
Examples of design problems include structural optimization, antenna design, and process optimization.