<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><font style="font-family: times new roman,new york,times,serif;" size="3">D</font><font style="font-family: times new roman,new york,times,serif;" size="3"><font>ear all,<br><br></font></font><div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"><div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"><div id="yiv2077375166"><div style="font-family: times new roman,new york,times,serif;" class="yiv2077375166gmail_quote">
<div><font size="3"><font>I am trying to create a model Hamiltonian which is written in the attached file equation.png. I want to know if we can calculate the parameters such as </font></font></div><font size="3">
</font><div><font size="3"><font><span style="font-family: Symbol;"><span><span>
<div style="margin: 0in 0in 10pt;" class="yiv2077375166MsoNormal"><font><span class="yui_3_2_0_13_131579023187393"><span></span></span></font><font><span style="font-family: Symbol;"><span>e</span></span><sub><span style="font-family: Symbol;"><span>a</span></span></sub><font> <span> </span></font><span style="font-family: Symbol;"><span>e</span></span><sub><span style="font-family: Symbol;"><span>b</span></span></sub><font> <span> </span></font><span style="font-family: Symbol;"><span>x</span></span><sub><span style="font-family: Symbol;"><span>a</span></span></sub><font><span> </span>U <span> </span>J<sub>H</sub> <span> </span>t</font></font><br></div><div style="margin: 0in 0in 10pt;" class="yiv2077375166MsoNormal">in this Hamiltonian using plane wave methods as implemented in QUANTUM ESPRESSO?</div><div style="margin:0in 0in 10pt;" class="yiv2077375166MsoNormal"><font size="3"><font>Thank you for your
help.</font></font><font size="3"><br></font></div></span></span></span></font></font>
</div></div><font style="font-family: times new roman,new york,times,serif;" size="3"><br>--<br></font><font style="font-family: times new roman,new york,times,serif;" size="3">Izaak Williamson</font><font style="font-family: times new roman,new york,times,serif;" size="3"><br>Research Assistant<br>Physics Department<br>Boise State University</font><br>
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