On Mon, Oct 13, 2014 at 6:51 PM, Alan Fletcher <a...@well.com> wrote:
> > > Figure 6 : this is complicated by transmission, which may be happening in > the visible range. (IF the helical shadows are indeed images or shadows of > the coiuls. But I still think they represent different conduction zones of > a ceramic holder, as in the March test). However, this has a broad peak > near the center of the visible range, so the blue might be enhanced a > little. > > > I find it odd the dark bands (a.k.a the "shadows") persist. I can understand how differences in conduction play a role when the reactor first starts but in the long run shouldn't the dark bands disappear? Harry