Hi all I think this is the one
https://scripts.iucr.org/cgi-bin/paper?S1600576721001606 Matthew On Fri, 23 Dec 2022, 10:00 Matthew Rowles, <rowle...@gmail.com> wrote: > This might be it, but the link is to the iucr homepage: > > Google: "letter to the editor" two-dimensional "layer groups" graphene iucr > > [image: image.png] > > > > > On Fri, 23 Dec 2022 at 09:53, Matthew Rowles <rowle...@gmail.com> wrote: > >> Hi all >> >> A while ago (months, years??) I recall reading an editorial or letter to >> the editor about materials being referred to as "2D", and how they're >> actually 3D, and just periodic in the plane, and should be referred to as >> 2P and a relevant layer group. >> >> Does anyone recall such a thing? >> >> >> Thanks >> >> Matthew >> >
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