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Dear All, I am doing calculations for the band structure of bilayer graphene in the presence of an electric field. I reached the stage where the .DAT file was produced. However when i executed the plotband.x common using /espresso-4.2/bin/plotband.x and input"ed" the .DAT I got the error:<BR>
<BR>
STOP ERROR reading file header.<BR>
<BR>
When I checked the .DAT file I realized that the header is strange as it contains four stars (****) and looked like that:<BR>
<BR>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'"><FONT size=3>&plot nbnd=<SPAN style="mso-spacerun: yes"> </SPAN>12, nks=**** /<BR><SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.000000<BR><SPAN style="mso-spacerun: yes"> </SPAN>-18.176 -18.014<SPAN style="mso-spacerun: yes"> </SPAN>-6.915<SPAN style="mso-spacerun: yes"> </SPAN>-5.899<SPAN style="mso-spacerun: yes"> </SPAN>-1.571<SPAN style="mso-spacerun: yes"> </SPAN>-1.571<SPAN style="mso-spacerun: yes"> </SPAN>-1.546<SPAN style="mso-spacerun: yes"> </SPAN>-1.546<SPAN style="mso-spacerun: yes"> </SPAN>4.547<SPAN style="mso-spacerun: yes"> </SPAN>5.693<BR><SPAN style="mso-spacerun: yes"> </SPAN>6.616<SPAN style="mso-spacerun: yes"> </SPAN>9.569<BR><SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.010497<SPAN style="mso-spacerun: yes"> </SPAN>0.000000<BR><SPAN style="mso-spacerun: yes"> </SPAN>-18.174 -18.012<SPAN style="mso-spacerun: yes"> </SPAN>-6.913<SPAN style="mso-spacerun: yes"> </SPAN>-5.896<SPAN style="mso-spacerun: yes"> </SPAN>-1.579<SPAN style="mso-spacerun: yes"> </SPAN>-1.576<SPAN style="mso-spacerun: yes"> </SPAN>-1.554<SPAN style="mso-spacerun: yes"> </SPAN>-1.550<SPAN style="mso-spacerun: yes"> </SPAN>4.550<SPAN style="mso-spacerun: yes"> </SPAN>5.696<BR><SPAN style="mso-spacerun: yes"> </SPAN>6.619<SPAN style="mso-spacerun: yes"> </SPAN>9.571<BR><SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.020995<SPAN style="mso-spacerun: yes"> </SPAN>0.000000<BR><SPAN style="mso-spacerun: yes"> </SPAN>-18.168 -18.006<SPAN style="mso-spacerun: yes"> </SPAN>-6.905<SPAN style="mso-spacerun: yes"> </SPAN>-5.889<SPAN style="mso-spacerun: yes"> </SPAN>-1.603<SPAN style="mso-spacerun: yes"> </SPAN>-1.589<SPAN style="mso-spacerun: yes"> </SPAN>-1.578<SPAN style="mso-spacerun: yes"> </SPAN>-1.564<SPAN style="mso-spacerun: yes"> </SPAN>4.558<SPAN style="mso-spacerun: yes"> </SPAN>5.704<BR><SPAN style="mso-spacerun: yes"> </SPAN>6.626<SPAN style="mso-spacerun: yes"> </SPAN>9.578<BR><SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.031492<SPAN style="mso-spacerun: yes"> </SPAN>0.000000<BR><SPAN style="mso-spacerun: yes"> </SPAN>-18.158 -17.997<SPAN style="mso-spacerun: yes"> </SPAN>-6.893 <SPAN style="mso-spacerun: yes"> </SPAN>-5.878<SPAN style="mso-spacerun: yes"> </SPAN>-1.643<SPAN style="mso-spacerun: yes"> </SPAN>-1.611<SPAN style="mso-spacerun: yes"> </SPAN>-1.618<SPAN style="mso-spacerun: yes"> </SPAN>-1.586<SPAN style="mso-spacerun: yes"> </SPAN>4.571<SPAN style="mso-spacerun: yes"> </SPAN>5.717<BR><SPAN style="mso-spacerun: yes"> </SPAN>6.639<SPAN style="mso-spacerun: yes"> </SPAN>9.589<BR><SPAN style="mso-spacerun: yes"> </SPAN>0.000000<SPAN style="mso-spacerun: yes"> </SPAN>0.041989<SPAN style="mso-spacerun: yes"> </SPAN>0.000000</FONT><BR></SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">...................</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'"></SPAN> </P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">I tried to re-execute the bands.x command several times but in vain as the 4 stars re-appeared everytime. Does anyone know why is this occuring and how to treat it?</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'"></SPAN> </P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">Thanks</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'"></SPAN> </P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">Elie A. M.</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">School of physics and astronomy</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">University of Nottingham</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">NG7 2RD</SPAN></P>
<P class=MsoPlainText style="MARGIN: 0in 0in 0pt"><SPAN lang=EN-GB style="FONT-FAMILY: 'Courier New'">UK</P></SPAN> </body>
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