Hi Lakshmi<div><br /></div><div>If you set a job time, then it is good practice to also give a proper </div><div><ul style="font-size: 16px; box-sizing: border-box; margin: 0px 0px 24px; padding: 0px; list-style: outside; line-height: 24px; caret-color: rgb(64, 64, 64); color: rgb(64, 64, 64); font-family: Lato, proxima-nova, "Helvetica Neue", Arial, sans-serif;"><li style="box-sizing: border-box; list-style: outside; margin-left: 24px;"><p style="box-sizing: border-box; line-height: 24px; margin: 0px;"><span style="box-sizing: border-box; color: rgb(155, 89, 182); cursor: pointer; overflow-wrap: anywhere;"><a href="https://manual.cp2k.org/trunk/CP2K_INPUT/GLOBAL.html#CP2K_INPUT.GLOBAL.WALLTIME" title="CP2K_INPUT.GLOBAL.WALLTIME" style="box-sizing: border-box; color: rgb(155, 89, 182); cursor: pointer; overflow-wrap: anywhere;">WALLTIME</a></span></p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;">in input, such that cp2k can close up the calculation before being killed by the scheduler. This is the best way to get proper restart files such that one can restart the simulation if the allocated time was not sufficient. </p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;"><br /></p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;">You did not explain why the output you posted contains data from two different simulations, one that seems to converge better than the other. </p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;">One part of the output you posted shows a geo_opt running over 12 iterations, the gradients are not huge, but still high. I wonder whether you tried to run geo_opt for the same system without the complications of the implicit poisson solver first. Such an optimization can take many hours, depending on many different factors <br /></p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;"><br /></p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;"><br /></p><p style="box-sizing: border-box; line-height: 24px; margin: 0px;">The extrapolation method is selected with </p></li><li style="box-sizing: border-box; list-style: none; display: inline-block; padding-top: 5px;"><a href="https://manual.cp2k.org/trunk/CP2K_INPUT/FORCE_EVAL.html" style="box-sizing: border-box; color: rgb(155, 89, 182); cursor: pointer;">FORCE_EVAL</a></li> <li style="box-sizing: border-box; list-style: none; display: inline-block; padding-top: 5px;"><a href="https://manual.cp2k.org/trunk/CP2K_INPUT/FORCE_EVAL/DFT.html" style="box-sizing: border-box; color: rgb(155, 89, 182); cursor: pointer;">DFT</a></li> <li style="box-sizing: border-box; list-style: none; display: inline-block; padding-top: 5px;">QS EXTRAPOLATION</li></ul><ul style="font-size: 16px; box-sizing: border-box; margin: 0px 0px 24px; padding: 0px; list-style: outside; line-height: 24px; caret-color: rgb(64, 64, 64); color: rgb(64, 64, 64); font-family: Lato, proxima-nova, "Helvetica Neue", Arial, sans-serif;"><li style="box-sizing: border-box; list-style: none; display: inline-block; padding-top: 5px;">there are different choices, which are better then just the atomic guess.</li></ul><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);">Why are you activating the kpoints if you then require only gamma? By doing this, there are several restrictions to the available features. </span></font></div><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);"><br /></span></font></div><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);">Regards</span></font></div><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);">Marcella</span></font></div><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);"><br /></span></font></div><div><font color="#404040" face="Lato, proxima-nova, Helvetica Neue, Arial, sans-serif" size="3"><span style="caret-color: rgb(64, 64, 64);"><br /></span></font></div><br /></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Saturday, February 3, 2024 at 6:25:38 PM UTC+1 lakshmi...@gmail.com wrote:<br/></div><blockquote class="gmail_quote" style="margin: 0 0 0 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div dir="ltr">Hi Marcella,<div>I have set the time for the simulation to 10 hours. I am not aware of how much time it takes to complete the simulation. I never tried the extrapolation method. Can you please explain to me how the extrapolation method is applied?</div><div><br></div><div>Thanks,</div><div>Lakshmi.</div></div><br><div class="gmail_quote"></div><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, Feb 3, 2024 at 12:00 PM Marcella Iannuzzi <<a href data-email-masked rel="nofollow">marci...@gmail.com</a>> wrote:<br></div></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Lakshmi<div><br></div><div>The posted output file has data from two un-finished runs. The first part seems to correspond to a run where the convergence was not too bad.</div><div>Why was it stopped? The second seems not to be restarted from the previous one.</div><div>In general the Broyden mixing works better with a smaller ALPHA.</div><div>Have you tried to use an extrapolation method? </div><div><br></div><div>Regards</div><div>Marcella</div><div><br></div><div><br><br></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Friday, February 2, 2024 at 4:48:44 PM UTC+1 <a href data-email-masked rel="nofollow">lakshmi...@gmail.com</a> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Dear All,<div>I had tried with a large box as well as decreasing the intercept and thickness. The simulation started running but it was not converging. It almost ran for 10 hours but it didn't converge. I don't understand what is missing in my input. Could anyone please help me to solve the problem? I am attaching both the edited input and the output I got for your reference.</div><div><br></div><div>Thanks,</div><div>Lakshmi.<br><br></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Wednesday, January 31, 2024 at 3:11:32 PM UTC-5 Lakshmi Anil wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">The size along z is not mentioned in the article. They are using around 200 atoms structure. I will try by using a smaller intercept value and also one with a larger box.<div>Thank you so much.</div><div>Lakshmi.</div></div><br><div class="gmail_quote"></div><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jan 31, 2024 at 2:53 PM Marcella Iannuzzi <<a rel="nofollow">marci...@gmail.com</a>> wrote:<br></div></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">I see, <div>but which box size do they use in z? you have 21.7 which is smaller than 24, and a thickness of 0.5. </div><div>Have you tried with a larger box?</div><div><br></div><div>Best</div><div>Marcella<br><div><br></div></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Wednesday, January 31, 2024 at 6:37:12 PM UTC+1 <a rel="nofollow">lakshmi...@gmail.com</a> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Dear Marcella,<div>I was trying to repeat the same system given in the article :</div><dl><dt style="width:1px;min-height:1px;padding:0px;overflow:hidden;border:0px;font-weight:700;color:rgba(0,0,0,0.79);font-family:"Source Sans Pro",source-sans-pro,museo_sans300,museo-sans,Arial,sans-serif;font-size:16px">DOI</dt><dd style="width:390.396px;display:table-cell;vertical-align:top;box-sizing:border-box;margin:0px;color:rgba(0,0,0,0.79);font-family:"Source Sans Pro",source-sans-pro,museo_sans300,museo-sans,Arial,sans-serif"><span style="font-size:16px"><a title="Link to landing page via DOI" href="https://doi.org/10.1039/D2CP05052H" style="color:rgb(0,122,175);font-size:14px;line-height:20px;font-weight:700;text-decoration-line:none;border:2px solid transparent" rel="nofollow" target="_blank" data-saferedirecturl="https://www.google.com/url?hl=en&q=https://doi.org/10.1039/D2CP05052H&source=gmail&ust=1707123398958000&usg=AOvVaw11csm7QsSbsksSncbi7vbk">https://doi.org/10.1039/D2CP05052H</a>.</span> So in this, they are using the distance between the upper and lower surface as 25A0. I try to do it in the same way. But the same error is shown. Do you have any suggestions?<br><br>Thanks,<br>Lakshmi</dd></dl></div><br><div class="gmail_quote"></div><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jan 31, 2024 at 4:07 AM Marcella Iannuzzi <<a rel="nofollow">marci...@gmail.com</a>> wrote:<br></div></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Dear Lakshmi<div><br></div><div>I suspect that the problem might come from the intercept 25, but I do not have experience with the method.</div><div><br></div><div>Regards</div><div>Marcella<br><br></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Wednesday, January 31, 2024 at 3:41:29 AM UTC+1 <a rel="nofollow">lakshmi...@gmail.com</a> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Dear All,<div>I am new to CP2K. I was trying to give an electric field to my Ru metal surface(144 atoms)with adsorbed nitrogen. For applying the electric field, I used an Implicit Poisson solver and Dirichlet boundary condition are used. Unfortunately, I got an error that the Dirichlet extents are outside the simulation cell even though I gave the same simulation cell dimension. Then, I reduced it to half to check whether it works, but it again gave me the same error. Could anyone please help me with that? I am attaching the input file as well as the output file for the reference.</div><div><br></div><div>Thanks,</div><div>Lakshmi.</div></blockquote></div>
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