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    Dear Professor Giannozzi,<br>
    <br>
    I realized that was just a matter of name.<br>
    I got it, thank you,<br>
    <br>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &Eacute;ric.<br>
    <br>
    On 07/20/2011 02:28 AM, Paolo Giannozzi wrote:
    <blockquote
      cite="mid:A74FB560-D810-4244-956C-D100C9E580C2@democritos.it"
      type="cite">
      <pre wrap="">
On Jul 20, 2011, at 15:24 , Eric Germaneau wrote:

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        <pre wrap="">Well, I don't know about "common tangent" concept.
</pre>
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      <pre wrap="">
you should: it is basic thermodynamics. Some time ago
I wrote something on phase transitions: pag.13-21 of
<a class="moz-txt-link-freetext" href="http://www.fisica.uniud.it/~giannozz/Corsi/sissa02.pdf">http://www.fisica.uniud.it/~giannozz/Corsi/sissa02.pdf</a>
These lecture notes are not worth much, but given the
confusion of ideas that emerges from this thread, they
might be useful

Paolo
---
Paolo Giannozzi, Dept of Chemistry&amp;Physics&amp;Environment,
Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222




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    <br>
    <div class="moz-signature">-- <br>
      <center>
        <font color="#946e8c">
          <em>
            Be the change you wish to see in the world<br>
          </em>
          <small>
            <font color="#946e8c">
              &#8212; Mahatma Gandhi &#8212;<br>
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          <br>
          <a
            href="http://www.linkedin.com/pub/%C3%A9ric-germaneau/30/931/986">Dr.
            &Eacute;ric Germaneau</a><br>
          <br>
          College of Physical Sciences<br>
          Graduate University of Chinese Academy of Sciences<br>
          Yuquan Road 19A<br>
          Beijing 100049<br>
          China<br>
          <br>
          <small>
            <em>
              <font style="color: #498848" face="Times">
                Please, if possible, don't send me MS Word or PowerPoint
                attachments<br>
                Why? See: <a
                  href="http://www.gnu.org/philosophy/no-word-attachments.html"
                  style="text-decoration:none"><font color="#498848">http://www.gnu.org/philosophy/no-word-attachments.html</font></a>
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