Re: efield vs. dpwr, field definition --> follow up on old thread
Frederic Brossard <[email protected]>
| Newsgroups | gmane.comp.science.photonic-bands |
|---|---|
| Message-ID | <[email protected]> |
Hi Hyma, Could you please let us know your control file? otherwise, it is difficult to know why it takes so much time without asking you a lot of questions first. Thanks, Frederic Frederic Brossard Researcher Cavendish Laboratory J J Thomson Avenue Cambridge CB3 0HE Hyma Yalamanchili wrote: > Hii > > Iam in the initial stages of learning MPB tool. > My work is mainly focused on band gap tuning. > I tried to change the radius every time before I simulate and find the > band gap but as Iam dealing with 3-D structures,its consuming a lot of > time like 4 to 5 hrs for each simulation to run. > Can anybody suggest me a method to find the radius of the triangular > lattice photonic crystal for a particular band gap using some kind of a > loop??? > > > Thanks, > hyma > > ----- Original Message ----- > From: "Steven G. Johnson" <[email protected]> > Date: Thursday, December 4, 2008 12:01 pm > Subject: Re: [MPB-discuss] efield vs. dpwr, field definition --> > follow up on old thread > To: [email protected] > > >> Your k point is wrong, for one thing. Maybe you're not looking at >> a >> band underneath the light line. >> >> Look at the line-defect.ctl example file included with MPB. >> >> Alternatively, you may find it easier to rearrange things into an >> orthogonal supercell. See: >> >> http://article.gmane.org/gmane.comp.science.photonic-bands/1376 >> http://article.gmane.org/gmane.comp.science.photonic-bands/1213 >> >> Steven (with a v) >> >> On Dec 4, 2008, at 12:10 AM, Chad Husko wrote: >> >> >>> Stephen, >>> I spent a little more time with the fields and have some follow >>> >> up >> >>> questions (on the bottom). >>> >>> First, some answers to yours. I will be using the proper >>> >> definition >> >>> of the effective area as you suggest. I am sure that there is an >>> >> Ex >> >>> field. The propagation direction is x of the PhCWG. z is the >>> vertical super cell and y is the direction of sqrt(3)*a of the >>> >> air >> >>> holes. Attached is the CTL file. >>> >> _______________________________________________ >> mpb-discuss mailing list >> [email protected] >> http://ab-initio.mit.edu/cgi-bin/mailman/listinfo/mpb-discuss >> >> > > _______________________________________________ > mpb-discuss mailing list > [email protected] > http://ab-initio.mit.edu/cgi-bin/mailman/listinfo/mpb-discuss >