<div dir="auto">I want to apply an electric field in a cobalt system (non periodic) along z-direction and optimise it. Can you please tell me what value for A and B should I take or if you have an input file can you share to me.<div dir="auto">Thanks and regards </div><div dir="auto">Rupesh Kumar Tiwari </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, 25 Apr 2020, 5:27 pm Matt W, <<a href="mailto:mattwa...@gmail.com">mattwa...@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">They are the parameters (PARAMETERS) with values (VALUES) specified in the input section.<br><br>On Saturday, April 25, 2020 at 3:55:20 AM UTC+1, RUPESH TIWARI wrote:<blockquote class="gmail_quote" style="margin:0;margin-left:0.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Dear Laura Hao,<div> Can you please tell me, what is A and B here?<br><br>On Friday, February 7, 2020 at 7:34:20 AM UTC+5:30, Laura Hao wrote:<blockquote class="gmail_quote" style="margin:0;margin-left:0.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Dear all,<div><br></div><div>I am trying to apply an external z-direction electric field on a slab system which is periodic on XY direction and non-periodic on Z direction. Could I use the following command?</div><div><br></div><div><br></div><div><pre style="padding:0.7em 1em;font-family:Consolas,"Andale Mono WT","Andale Mono","Bitstream Vera Sans Mono","Nimbus Mono L",Monaco,"Courier New",monospace;font-size:14px;direction:ltr;background-color:rgb(251,250,249);color:rgb(51,51,51);border-radius:2px;overflow:auto;border-width:1px;border-style:solid;border-color:rgb(204,204,204)">&EXTERNAL_POTENTIAL
FUNCTION (A/B)*Z
VALUES [eV] 0.2 [angstrom] 1.0
PARAMETERS A B
&END EXTERNAL_POTENTIAL</pre><div><br></div>Sincerely<br>Laura</div></div></blockquote></div></div></blockquote></div>
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