<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">Dear All</div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">For some case, I am getting optimized parameters with GGA while PBE is overestimating.</div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">It is well known from the literature that for most of the cases, PBE is good for band structure.</div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">So I am curious to know whether I can do optimization with GGA and then use PBE with GGA optimized parameters?</div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">Looking forward to hearing from you. <br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><br></div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">Kind regards</div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;">Bhamu<br></div></div></body></html>