<div>Have a look at this conversation:</div>https://groups.google.com/g/cp2k/c/bF5vahKV7mU/m/Z7J2ZzjXBAAJ<br /><br /><div>Regards</div><div>Marcella</div><div><br /></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Friday, August 7, 2026 at 4:34:36 PM UTC+2 yvj...@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="auto">I am new to cp2k and planning to use it due to its speed. I am trying to optimize MgCl2 bulk structure. For some reason, Mg assumes planner coordination upon optimization. I have played with different basis sets, potentials, symmetry .. but nothing it helping. Please find the inputs and optimized structure here.<div dir="auto"><br></div><div dir="auto">Thanks for your help,</div><div dir="auto">Yogesh</div></div>
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