$deformpotential is the command to assign the valley energy shift after strain or other related parameters.
Ec=Ec+ΔEc,deformaion Evhh=Evhh+ΔEhh,deformaion Evlh=Evlh+ΔElh,deformaion
The commands are
$deformpotential ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ΔEc,deformaionΔEhh,deformaionΔElh,deformaion .... n regions ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ΔEc,deformaionΔEhh,deformaionΔElh,deformaion ..... m additional regions
$effmassxyz , $valleynum