How to improve the precision of find-k?

"zhang hao" <[email protected]>
Newsgroups gmane.comp.science.photonic-bands
Message-ID <[email protected]> 
Hi, Steven and MPB users! I am using find-k to obtain the wave vectors for a
given  frequency. But I found that the results are quite sensitive to the
presetted parameter "kmag-guess". Is there any method to improve the
precision when using find-k? Thanks a lot.

Hao Zhang

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