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<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Dear QE users and developers,</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);"> </div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Kindly, I am interested in comparing the asymptotic behaviors of V_eff or V_xc for different xc functionals using the "atomic" code.</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">I added a few lines at the end of "new_potential.f90" file in order to write grid%r(i),vnew(i,1),vnew(i,2) in a file.</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Since in a hybrid functional we have for example:</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">E_xc = a*E_x(exact) + (1-a)*E_x(local) + E_c(local),</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">one expects an asymptotic behavior of "-2*a/r" for the xc potential. </div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">However, I noticed that:</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">a) for HSE and PBE inputs they generate the same potentials and ae orbitals</div>
<div id="signature" style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">b) both lda and pbe potentials decay exponentially.</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);"> </div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Question:</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Did I use the correct target file for writing down the xc potential? How can I explain the exponential decays of those functioals (if I have chosen the right target)?</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);"> </div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Best regards,</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">Mahmoud Payami,</div>
<div style="font-size: 16px; font-family: Tahoma; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; background: none 0% 0% / auto repeat scroll padding-box border-box rgba(0, 0, 0, 0);">AEOI</div>
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