text: <?xml version="1.0"?>
  <simulation>
    <project id="hf_vmc_dmcnl_ref_LiH-arb" series="0">
    </project>
    <!--random seed="49154"/-->
  
    <qmcsystem>
     <wavefunction name="psi0" target="e">
       <determinantset type="einspline" href="LiH-arb.pwscf.h5" tilematrix="1 0 0 0 1 0 0 0 1" twistnum="0" meshfactor="1.0" source="i"  precision="double">
         <slaterdeterminant>
           <determinant id="updet" size="2" ref="updet">
             <occupation mode="ground" spindataset="0">
             </occupation>
           </determinant>
           <determinant id="downdet" size="2" ref="downdet">
             <occupation mode="ground" spindataset="0">
             </occupation>
           </determinant>
         </slaterdeterminant>
       </determinantset>
     </wavefunction>
    </qmcsystem>
  
    <hamiltonian name="h0" type="generic" target="e">
      <pairpot type="pseudo" name="PseudoPot" source="i" wavefunction="psi0" format="xml">
        <pseudo elementType="Li" href="Li.xml"/>
        <pseudo elementType="H" href="H.xml"/>
      </pairpot>
      <constant name="IonIon" type="coulomb" source="i" target="i"/>
      <pairpot name="ElecElec" type="coulomb" source="e" target="e" physical="true"/>
      <estimator type="flux" name="Flux"/>
    </hamiltonian>
  
     <qmc method="vmc" move="pbyp">
      <estimator name="LocalEnergy" hdf5="no"/>
      <parameter name="walkers">    256 </parameter>
      <parameter name="substeps">  1 </parameter>
      <parameter name="warmupSteps">  100 </parameter>
      <parameter name="steps">  1 </parameter>
      <parameter name="blocks">  1 </parameter>
      <parameter name="timestep">  1.0 </parameter>
      <parameter name="usedrift">   no </parameter>
    </qmc>
  
    <qmc method="dmc" move="pbyp" checkpoint="-1">
      <estimator name="LocalEnergy" hdf5="no"/>
      <parameter name="targetwalkers"> 256 </parameter>
      <parameter name="reconfiguration">   no </parameter>
      <parameter name="warmupSteps">  100 </parameter>
      <parameter name="timestep">  0.001 </parameter>
      <parameter name="steps">   100 </parameter>
      <parameter name="blocks">  10000 </parameter>
      <parameter name="nonlocalmoves">  yes </parameter>
    </qmc>
     
  
  </simulation>
  