Can anyone one help me? I am trying to make a comsol model spherical optical resonator and perform WGM, trying to measure the Q factor. Has anyone got an idea about this?

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It's a multiphysics world...

We have started to create a new resource, aptly titled "Multiphysics Cyclopedia", where we explain key concepts and theories. Check it out >>> http://www.comsol.com/multiphysics (Note: It's a work in progress. More content to come.)

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"In 1977, the axion, a type of elementary particle, was suggested as a solution to a theoretical particle physics problem: the strong charge-parity (CP) problem. Later, it was discovered that the particle may actually be a component of dark matter."
Explore the role of a microwave cavity in the quest to uncover dark matter axions -->> http://buff.ly/1BBXjWH #DarkMatter
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