Finite element simulation of microphotonic lasing system.

نویسندگان

  • Chris Fietz
  • Costas Soukoulis
چکیده

We present a method for performing time domain simulations of a microphotonic system containing a four level gain medium based on the finite element method. This method includes an approximation that involves expanding the pump and probe electromagnetic fields around their respective carrier frequencies, providing a dramatic speedup of the time evolution. Finally, we present a two dimensional example of this model, simulating a cylindrical spaser array consisting of a four level gain medium inside of a metal shell.

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عنوان ژورنال:
  • Optics express

دوره 20 10  شماره 

صفحات  -

تاریخ انتشار 2012