Re: [MPB-discuss] 3D doubts (partly cleared up)

2006-11-17 Thread Vincent Paeder
On Thu, 2006-11-09 at 11:15 -0500, Steven G. Johnson wrote: Your assumptions are incorrect. The 3d case *should* have additional bands compared to the 2d case. In two dimensions, you are only looking at light propagating in the plane (for kz = 0). When you include a finite cell size S

Re: [MPB-discuss] 3D doubts (partly cleared up)

2006-11-17 Thread Steven G. Johnson
On Fri, 17 Nov 2006, Vincent Paeder wrote: I've tried the case of a slab of silicon cylinders in n=1.5 medium (the previously attached ctl file), and I also end up with folded bands. So I guess MPB isn't most appropriate for treating slabs, or is there a way to discriminate the bands arising