<div dir="ltr">I'll guess you need to scale other exchanges part accordingly.<div><br></div><div><b><i>If </i></b>CP2K rescale automatically (0.30+0.72+0.08) to one, you'll be around 0.27/0.66/0.07 no ?</div><div><br></div><div>Best regards,</div><div><br></div><div>Rolf<br><div><br>On Tuesday, November 10, 2015 at 12:36:00 PM UTC+1, arobendo mondal wrote:<blockquote class="gmail_quote" style="margin: 0;margin-left: 0.8ex;border-left: 1px #ccc solid;padding-left: 1ex;"><div dir="ltr"><p style="font-size:11px;font-family:Menlo">Dear all,</p><p style="font-size:11px;font-family:Menlo"><br></p><p style="font-size:11px;font-family:Menlo">How to control the exact-exchange? Is it sufficient to "FRACTION 0.30" to get 30% exact-exchange or I need to tune other parameters as well.</p><p style="font-size:11px;font-family:Menlo"><br></p><p style="font-size:11px;font-family:Menlo">##############################<wbr>####################</p><p style="font-size:11px;font-family:Menlo"> &XC</p>
<p style="font-size:11px;font-family:Menlo"> &XC_FUNCTIONAL</p>
<p style="font-size:11px;font-family:Menlo"> &LYP</p>
<p style="font-size:11px;font-family:Menlo"> SCALE_C 0.81</p>
<p style="font-size:11px;font-family:Menlo"> &END LYP</p>
<p style="font-size:11px;font-family:Menlo"> &BECKE88</p>
<p style="font-size:11px;font-family:Menlo"> SCALE_X 0.72</p>
<p style="font-size:11px;font-family:Menlo"> &END BECKE88</p>
<p style="font-size:11px;font-family:Menlo"> &VWN</p>
<p style="font-size:11px;font-family:Menlo"> FUNCTIONAL_TYPE VWN5</p>
<p style="font-size:11px;font-family:Menlo"> SCALE_C 0.19</p>
<p style="font-size:11px;font-family:Menlo"> &END VWN</p>
<p style="font-size:11px;font-family:Menlo"> &XALPHA</p>
<p style="font-size:11px;font-family:Menlo"> SCALE_X 0.08</p>
<p style="font-size:11px;font-family:Menlo"> &END XALPHA</p>
<p style="font-size:11px;font-family:Menlo"> &END XC_FUNCTIONAL</p>
<p style="font-size:11px;font-family:Menlo"> &HF</p>
<p style="font-size:11px;font-family:Menlo"> FRACTION 0.20</p>
<p style="font-size:11px;font-family:Menlo"> &SCREENING</p>
<p style="font-size:11px;font-family:Menlo"> EPS_SCHWARZ 1.0E-9</p>
<p style="font-size:11px;font-family:Menlo"> &END SCREENING</p>
<p style="font-size:11px;font-family:Menlo"> &INTERACTION_POTENTIAL</p>
<p style="font-size:11px;font-family:Menlo"> POTENTIAL_TYPE TRUNCATED</p>
<p style="font-size:11px;font-family:Menlo"> CUTOFF_RADIUS 3.00</p>
<p style="font-size:11px;font-family:Menlo"> T_C_G_DATA t_c_g.dat</p>
<p style="font-size:11px;font-family:Menlo"> &END INTERACTION_POTENTIAL</p>
<p style="font-size:11px;font-family:Menlo"> &MEMORY</p>
<p style="font-size:11px;font-family:Menlo"> MAX_MEMORY 64000</p>
<p style="font-size:11px;font-family:Menlo"> &END MEMORY</p>
<p style="font-size:11px;font-family:Menlo"> &END HF</p>
<p style="font-size:11px;font-family:Menlo"> &END XC</p><div>##############################<wbr>##################</div><div><br></div><div>many regards</div><div>Arobendo</div></div></blockquote></div></div></div>