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<p>No, because in NaCl you do not have magnetic moments that want to find order, so there is no frustration</p>
<p>In NiO the distortion is a way out of this frustration<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>De:</b> Wien <wien-bounces@zeus.theochem.tuwien.ac.at> en nombre de Abderrahmane Reggad <jazairdz@gmail.com><br>
<b>Enviado:</b> jueves, 9 de junio de 2016 05:26:15 p. m.<br>
<b>Para:</b> wien@zeus.theochem.tuwien.ac.at<br>
<b>Asunto:</b> Re: [Wien] Why the antiferromagnetic structure of Cr is still cubic</font>
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<div dir="ltr">Thanks Dr Delamora for your reply
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<div>Now I inderstand that and according to this raison <span style="color:rgb(0,0,0);font-family:courier,"courier new",monospace;font-size:14px;line-height:19.6px;white-space:pre-wrap">"geometrical frustration" , is there any structural distortion in the planes
(100) and (110) for the NaCl structure.</span>
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<div>Best regards</div>
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<div><font size="2"><span style="color:rgb(0,0,255)">Mr: A.Reggad</span>
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<span style="background-color:rgb(238,238,238)"><span style="color:blue">Laboratoire de Génie Physique</span></span><br>
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<font size="2"><span style="color:rgb(0,0,255)">Université Ibn Khaldoun - Tiaret</span><br>
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<div><font size="2"><span style="font-family:monospace"><span style="color:rgb(0,0,255)">Algerie</span></span></font><br>
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