<div dir="ltr"><p class="MsoNormal" style="margin-bottom:0.0001pt;direction:ltr"><span style="font-size:12pt;font-family:Arial,sans-serif;background-image:initial;background-repeat:initial">Dear QE users and developers</span><span style="font-size:12pt;font-family:'Times New Roman',serif"></span></p>

<p class="MsoNormal" style="margin-bottom:0.0001pt;direction:ltr"><span style="font-size:12pt;font-family:Arial,sans-serif">I notice that there is no implementation for
the tetrahedron method for projected DOS. Is there any way to calculate
projected DOS (calculated with projwfc.x) to get comparable results with the
total DOS (calculated with dos.x with the tetrahedron method)? </span></p>

<p class="MsoNormal" style="margin-bottom:0.0001pt;direction:ltr"><span style="font-size:12pt;font-family:Arial,sans-serif">Is it possible to extract the details of the
DOS using the methods implemented in QE like features of van Hove singularities? </span></p>

<p class="MsoNormal" style="margin-bottom:0.0001pt;direction:ltr"><span style="font-size:12pt;font-family:Arial,sans-serif">In addition, is there any published works
using projected DOS calculated with QE?</span></p>

<p class="MsoNormal" style="margin-bottom:0.0001pt;direction:ltr"><span style="font-size:12pt;font-family:Arial,sans-serif">Recently, new codes for DOS calculations published
(<a href="http://optados.org">optados.org</a>). Is there a significant difference compared with the tetrahedron
method as implemented in QE?</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif">Thank you very much</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif"><br></span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif">Uri Argaman</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif">Ben-Gurion University</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif">Israel </span></p></div>