Use words!!!!!!! Eleanor
On 14 March 2018 at 00:56, Paul Emsley <pems...@mrc-lmb.cam.ac.uk> wrote: > On 13/03/2018 20:12, Ana Luísa Moreira de Carvalho wrote: > >> You can find the tool “Fixed Atoms” in the Refinement Toolbar (the side >> menu). Just click Fix Atom and then click the atom(s) you wish to fix. It >> won’t move in real space refinement or in regularisation. >> > > > That's right, Ana Luísa. > > And for the record, it's often useful to move fixed atoms. Use Ctrl > Left-mouse click and drag. So Fixed Atoms move when nothing else moves and > stay still when everything else refines. Paradoxical maybe, but useful. I > use it when I have to assert my authority over recalcitrant atoms. > > Paul. >
