Do these texts answer your question?
http://ab-initio.mit.edu/wiki/index.php/Meep_Introduction#Finite-difference_time-domain_methods
http://ab-initio.mit.edu/wiki/index.php/Meep_Introduction#The_illusion_of_continuity_in_Meep
Best,
Matt
On Tue, 3 Jun 2008, Juntao Xi wrote:
> Hi, Steven and Meepers,
>
> Now, I am working on the optical force simulation project. And mostly, the
> optical force is presented by the Maxwell stress tensor.
> (http://en.wikipedia.org/wiki/Maxwell_stress_tensor).
>
> As you know, Meep is using FDTD algorithms and the E output and H output have
> "half-step" difference.
>
> My question is that how I can get the E and H for the "same point"
>
> Regards
> Jun
>
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