EPW Forum

Dear John, This issue happen for metallic system. You need to manually remove the check that raises the error in the code and recompile. Alternatively you could use the new version of EPW compatible with the latest QE version. EPW is currently in the trunk of QE on qe-forge: m However if you are not...

Hi Artur, As you might have notice, the Pb tutorial (m) is not finished yet. I currently have other priority tasks but I will try to finish it soon. There is indeed a mistake in EPW/examples/pb/wSOC/epw I will commit a debug. You just need to change the following line in the epw.in file epbwrite = ....

Hi Arthur,

The EPW code is now in the trunk of QE. This problem has been solved there.

A quick way to fix it for you now is just to recompile epw INSIDE the /src folder.

Simply issue "make" inside the EPW/src folder.

Best,

Samuel

Dear Artur, We will soon release the new version of EPW: v4. This version is compatible with the latest version of QE. Most of the tutorial on the website are now related with this new version. If you want to try my development branches (not fully stable) you can do so by downloading it at svn check...

Dear Seungjun Lee,

If you can get reasonable values with Wannier90, you should also be able to get the same with EPW.

Indeed the EPW code calls Wannier through a library.

You should therefore have the exact same results for the Wannier part.

Be sure that you have the same input though.

Dear Seungjun, Thank you for posting your question on the forum. It seems you problem is linked with Wannier90. I personally have never done 2D calculations yet. Therefore I'm not sure if something specific needs to be used within Wannier. To solve this issue you should probably try to run your calc...