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Fig. 1. Electron rays in a focussing electrode simulation.
Fig. 2. Electron rays in a focussing electrode simulation including an imported magnetic field.
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Putting theory and measurement into simulation
It often frustrates users of simulation software (FEM, BEM, FDTD, etc) to spend time getting to the point where the software tells them what they already knew from measurement or experience. Only then are they able to use the model to answer new questions. Engineers often wish for the ability to make use of simple existing measurements on the device to simplify the simulation process. Lorentz, a charged particle beam solver by Integrated Engineering Software, enables users to import electric and magnetic field data. This might be theoretical data, measured data, or existing results from software the user already owned. Advanced users can highly customise the import by writing a DLL which passes field data versus time and position to Lorentz. For a more basic interface, Lorentz, can import data from a text file. That data will be interpolated as necessary when performing the trajectory calculations. The imported fields can be used instead of simulation within Lorentz, or can be superposed with Lorentz, field simulations. Hence, it is now only necessary to purchase solution modules which are required for new simulation. Possible applications include ion implantation, electron and ion guns, multipaction and ion mobility spectroscopy. Enter 58A or 'tick' at www.engineerlive.com/ede Integrated Engineering Software is based in Winnipeg, Canada. www.integratedsoft.com |
