[Pw_forum] XSpectra on graphite slab

2011-03-17 Thread Alain Allouche
Marzari) >> 3. Re: XSpectra on graphite slab (Alain Allouche) >> >> >> -- >> >> Message: 1 >> Date: Wed, 16 Mar 2011 23:12:12 +0100 >> From: Paolo Giannozzi >> Subject: Re: [Pw_forum] XS

[Pw_forum] XSpectra on graphite slab

2011-03-17 Thread matteo calandra
dopotential (Nicola Marzari) >3. Re: XSpectra on graphite slab (Alain Allouche) > > > -- > > Message: 1 > Date: Wed, 16 Mar 2011 23:12:12 +0100 > From: Paolo Giannozzi > Subject: Re: [Pw_forum] XSpectra on graphite slab > To: PWSCF Forum > Message-ID: > Content-Type: text/pla

[Pw_forum] XSpectra on graphite slab

2011-03-17 Thread Alain Allouche
Merci Paolo, I should have though by myself... But even without London, after the right results of pw, XSpectra gives the message which I had not with diamondh - --- Polarisation and k vector [cartesian coordinates] xepsilon(:)= 1.000

[Pw_forum] XSpectra on graphite slab

2011-03-16 Thread Paolo Giannozzi
On Mar 16, 2011, at 16:22 , Alain Allouche wrote: > Can somebody explain me the curious behavior of pw.x accepting Ch > on diamond and not on graphite, and this "Wrong xiabs!!!" ?? I'll do half of the job. It is the "london" option that makes the difference. Actually "Ch" is not acceptable s

[Pw_forum] XSpectra on graphite slab

2011-03-16 Thread Alain Allouche
Hi Derek, Of course I have it taken from the XS example pseudo files, I used it first on the diamondh case (I just duplicate and adapted the data files) Best Alain Le 16 mars 11 ? 16:41, Derek Stewart a ?crit : > Hi Alain, > > A quick question on your problem with the Ch atom. Did you have the

[Pw_forum] XSpectra on graphite slab

2011-03-16 Thread Alain Allouche
Dear Espressionists, I tried to run the diamond example in espresso-4.2-examples/examples/ XSpectra_example and it works fine using espresso-4.2. Threfore I duplicated the diamond files to make the calculation on graphite and the input looks like: &control calculation='scf' restar

[Pw_forum] XSpectra on graphite slab

2011-03-16 Thread Derek Stewart
Hi Alain, A quick question on your problem with the Ch atom. Did you have the corresponding pseudopotential, "Ch_PBE_TM_2pj.UPF" in the pseudo directory? Best regards, Derek Derek Stewart, Ph. D. Senior Research Associate ** New Webpage ** http://sites.googl