[QE-users] Unit of coordiante of q point in phonon calculation

2024-05-28 Thread Banhi Chatterjee
frequencies at the valley point (first 6 modes). At the valley point also imposing the acoustic sum rule makes no sense. Any suggestions or leads on this matter would be useful. Thanks and regards Banhi --- Dr. Banhi Chatterjee Post doctoral researcher On 28.05.2024 12:00, users-requ

[QE-users] optical properties with ultra-soft pseudopotential

2024-02-16 Thread Banhi Chatterjee
. Banhi Chatterjee Post doctoral researcher On 16.02.2024 12:00, users-requ...@lists.quantum-espresso.org wrote: Send users mailing list submissions to users@lists.quantum-espresso.org To subscribe or unsubscribe via the World Wide Web, visit https://lists.quantum-espresso.org

[QE-users] tr2_ph parameter in phonon calculations

2022-10-20 Thread Banhi Chatterjee
equations describe it. I tried to look through the source code but it is a bit puzzling for me how to connect it with the threshold of the conjugate gradient method used to iteratively solve the DFPT equations. any suggestions would be helpful. Regards Banhi -- Dr. Banhi Chatterjee Pos

[QE-users] Convergence issue with the mbJ TB09 functional

2022-07-12 Thread Banhi Chatterjee
n replying, please edit your Subject line so it is more specific than "Re: Contents of users digest..." Today's Topics: 1. Convergence issue with the mbJ TB09 functional (Banhi Chatterjee) 2. Regarding dos under the application of transverse electric field (Satyasiba

[QE-users] Convergence issue with the mbJ TB09 functional

2022-07-11 Thread Banhi Chatterjee
e to set the c parameter in tb09." I cannot find the attached file to proceed with this anymore. I would appreciate any help on this issue. Regards Banhi -- Dr. Banhi Chatterjee Post-doctoral researcher Jozef stefan Institute, Ljubljana,

Re: [QE-users] Raman intensities in quantum espresso (Paolo Giannozzi)

2021-06-16 Thread Banhi Chatterjee
coefficients are correctly computed, there will be a column labelled "Raman" and one "depol.fact" (depolarization factor) in the output of dynmat.x. You can plot it the way you prefer. Note that the calculation of Raman cross sections was disabled in example15. Paolo On Fri, Jun

[QE-users] Raman intensities in quantum espresso

2021-06-04 Thread Banhi Chatterjee
correct way to extract the Raman intensities. If not, where can I find how to do this in an appropriate way. Thanking you, Banhi Chatterjee -- Dr. Banhi Chatterjee Post-doctoral researcher Jozef stefan Institute, Ljubljana, Slovenia e-mail: banh