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cp2k
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http://www.cp2k.org
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Martin Konôpka
,
Jürg Hutter
3
6:44 AM
systems with d electrons: difference in QS total energies between 2026.2 and 2024.1 (and other older versions)
Dear prof. Hutter, Thanks for your very quick response and notifying me about the updates in the
unread,
systems with d electrons: difference in QS total energies between 2026.2 and 2024.1 (and other older versions)
Dear prof. Hutter, Thanks for your very quick response and notifying me about the updates in the
6:44 AM
Megaa M
,
Frederick Stein
11
4:15 AM
Error in BS calculations with HSE06 functional: required libint was not linked with CP2K
Hi Weiyi, Sorry, you need version 2026.2 instead of version 2026.1. The fix was merged soon after the
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Error in BS calculations with HSE06 functional: required libint was not linked with CP2K
Hi Weiyi, Sorry, you need version 2026.2 instead of version 2026.1. The fix was merged soon after the
4:15 AM
Vasanthapandiyan M
, …
xuan Garrett
4
12:23 AM
Fe-N4 graphene slab geometry optimization with K points-not converging
Hi, I have tested the desired convergence of Fe-N4 system, I recommend the k-point setting of : QS/
unread,
Fe-N4 graphene slab geometry optimization with K points-not converging
Hi, I have tested the desired convergence of Fe-N4 system, I recommend the k-point setting of : QS/
12:23 AM
yis...@163.com
, …
Zilong He
3
Aug 12
Is it possible to compile Cp2k-2026.2 using AOCC, AOCL, and OpenMPI?
The truncated error message in the .txt points to problems for s-dftd3/src/dftd3/api.f90 from the
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Is it possible to compile Cp2k-2026.2 using AOCC, AOCL, and OpenMPI?
The truncated error message in the .txt points to problems for s-dftd3/src/dftd3/api.f90 from the
Aug 12
Xing Zhang
,
tkuehne
3
Aug 11
Unable to print virtual MO energies
Dear Xing, you were correct that ADDED_MOS was required by the CP2K development version used for the
unread,
Unable to print virtual MO energies
Dear Xing, you were correct that ADDED_MOS was required by the CP2K development version used for the
Aug 11
Alex Espinoza
,
tkuehne
2
Aug 11
NEB RESTART.kp files not detected
Dear Alex, the restart files are valid. The warning is caused by the explicitly specified
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NEB RESTART.kp files not detected
Dear Alex, the restart files are valid. The warning is caused by the explicitly specified
Aug 11
Qi Zhang
,
tkuehne
2
Aug 11
How to fix NaN error and numerical derivative warning (0.100000E+31) in wtMetaD?
Hi Qi, I checked the attached input and output. The output was produced with CP2K 2024.2. In that
unread,
How to fix NaN error and numerical derivative warning (0.100000E+31) in wtMetaD?
Hi Qi, I checked the attached input and output. The output was produced with CP2K 2024.2. In that
Aug 11
Yogesh J
,
Marcella Iannuzzi
2
Aug 7
MgCl2 Cell Optimization
Have a look at this conversation: https://groups.google.com/g/cp2k/c/bF5vahKV7mU/m/Z7J2ZzjXBAAJ
unread,
MgCl2 Cell Optimization
Have a look at this conversation: https://groups.google.com/g/cp2k/c/bF5vahKV7mU/m/Z7J2ZzjXBAAJ
Aug 7
Edwin Helbert Aponte Angarita
,
Frederick Stein
3
Aug 6
Unable to run CP2K 2026.2 on computer cluster
Dear All, Thank your Frederick for your reply. Sorry for my late reply. Forcing SLURM to allocate a
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Unable to run CP2K 2026.2 on computer cluster
Dear All, Thank your Frederick for your reply. Sorry for my late reply. Forcing SLURM to allocate a
Aug 6
Rubee Soni
,
Thomas Kühne
2
Aug 6
STM simulation shows image only at higher isovalue
Dear Rubee, the absolute isovalue of an STM cube should generally not be compared directly between
unread,
STM simulation shows image only at higher isovalue
Dear Rubee, the absolute isovalue of an STM cube should generally not be compared directly between
Aug 6
Rubee Soni
,
Thomas Kühne
2
Aug 6
CP2K for Geometry Optimization of Rare-Earth Systems
Dear Rubee, yes, CP2K can in principle be used for geometry optimization of a rare-earth-containing
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CP2K for Geometry Optimization of Rare-Earth Systems
Dear Rubee, yes, CP2K can in principle be used for geometry optimization of a rare-earth-containing
Aug 6
xuan Garrett
,
Thomas Kühne
2
Aug 6
Some thoughts for blue moon method and slow growth in cp2k
Dear Xuan, your interpretation is essentially correct, with two important qualifications. CP2K
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Some thoughts for blue moon method and slow growth in cp2k
Dear Xuan, your interpretation is essentially correct, with two important qualifications. CP2K
Aug 6
舒夜
,
Thomas Kühne
2
Aug 6
Question about charge settings and binding energy calculations for oleate/carboxylate adsorption on CsPbBr3 slabs in CP2K
Dear Haotian, the key point is that "remove H but keep CHARGE 0" does not represent RCOO-.
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Question about charge settings and binding energy calculations for oleate/carboxylate adsorption on CsPbBr3 slabs in CP2K
Dear Haotian, the key point is that "remove H but keep CHARGE 0" does not represent RCOO-.
Aug 6
Asif Billah
,
Thomas Kühne
2
Aug 6
Help tuning HSE exact-exchange fraction for AlN band gap in CP2K
Dear Asif, there are two separate issues here: defining the functional consistently and converging it
unread,
Help tuning HSE exact-exchange fraction for AlN band gap in CP2K
Dear Asif, there are two separate issues here: defining the functional consistently and converging it
Aug 6
Jonathan Torstensen
,
Thomas Kühne
2
Aug 6
This crashes, and I don't understand why
Dear Jonathan, the calculation does not fail because of the geometry optimization itself. The input
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This crashes, and I don't understand why
Dear Jonathan, the calculation does not fail because of the geometry optimization itself. The input
Aug 6
Matthew Emerson
,
Thomas Kühne
2
Aug 5
MOLECULAR_MOMENTS localization with DFT+U and UKS - CP2K 2026.1
Dear Matthew, I found a bug in the MOLECULAR_MOMENTS code path that explains this behavior. It is not
unread,
MOLECULAR_MOMENTS localization with DFT+U and UKS - CP2K 2026.1
Dear Matthew, I found a bug in the MOLECULAR_MOMENTS code path that explains this behavior. It is not
Aug 5
yw zhang
, …
Johann Pototschnig
5
Aug 3
Re: cp2k 2026.2 compiling error
It seems you are building with slurm or another queuing system. This system checks the memory usage
unread,
Re: cp2k 2026.2 compiling error
It seems you are building with slurm or another queuing system. This system checks the memory usage
Aug 3
Dayu Zhu
,
Thomas Kühne
3
Aug 2
[CP2K 8.1 CDFT] Exact nonperturbative Becke/Hirshfeld weight export without entering outer SCF
Dear Dayu, Am 30.07.2026 um 04:37 schrieb 'Dayu Zhu' via cp2k <cp...@googlegroups.com>:
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[CP2K 8.1 CDFT] Exact nonperturbative Becke/Hirshfeld weight export without entering outer SCF
Dear Dayu, Am 30.07.2026 um 04:37 schrieb 'Dayu Zhu' via cp2k <cp...@googlegroups.com>:
Aug 2
Parismita Borgohain
,
Thomas Kühne
2
Aug 2
Error in BS calculation: KS energy is an abnornal value
his is not a normal SCF convergence failure. The calculation aborts before the first SCF iteration
unread,
Error in BS calculation: KS energy is an abnornal value
his is not a normal SCF convergence failure. The calculation aborts before the first SCF iteration
Aug 2
Riccardo Pezzetta
, …
Frederick Stein
4
Aug 2
Problems with cell optimization of graphene
Dear Riccardo, You are using smearing. Can you turn it off? Are all orbitals fully occupied? How does
unread,
Problems with cell optimization of graphene
Dear Riccardo, You are using smearing. Can you turn it off? Are all orbitals fully occupied? How does
Aug 2
mark
,
Fabian Ducry
3
Jul 30
WAVELET Poisson solver not implemented for XY periodicity in CP2K 2026.1
Dear Fabian, thank you for your help Cheers, Marco Il giorno mercoledì 29 luglio 2026 alle 17:38:44
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WAVELET Poisson solver not implemented for XY periodicity in CP2K 2026.1
Dear Fabian, thank you for your help Cheers, Marco Il giorno mercoledì 29 luglio 2026 alle 17:38:44
Jul 30
Michela Cavalieri
, …
Johann Pototschnig
15
Jul 29
Troubleshooting: changing periodicity and index to radix array not found
Which version due you use? $ cp2k.psmp --version CP2K version 2026.2 (Development Version) Source
unread,
Troubleshooting: changing periodicity and index to radix array not found
Which version due you use? $ cp2k.psmp --version CP2K version 2026.2 (Development Version) Source
Jul 29
Asif Billah
,
Johann Pototschnig
3
Jul 21
Stabilizing/finding C2v-like Be_Ga acceptor state in CP2K HSE calculations
Okay! I am looking at them. Thank you! Asif On Monday, 20 July 2026 at 07:55:48 UTC-4 Johann
unread,
Stabilizing/finding C2v-like Be_Ga acceptor state in CP2K HSE calculations
Okay! I am looking at them. Thank you! Asif On Monday, 20 July 2026 at 07:55:48 UTC-4 Johann
Jul 21
Mauro Gascon
,
Frederick Stein
2
Jul 16
Grand Canonical DFT set up
Dear Mauro, You need the current release 2026.2. There, you will also find example input files (https
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Grand Canonical DFT set up
Dear Mauro, You need the current release 2026.2. There, you will also find example input files (https
Jul 16
Sakineh Akbari Nia (Samira)
,
Frederick Stein
2
Jul 15
Basis set for Zn atom
Dear Samira, The latest releases provide consistent pseudopotentials and basis sets for the whole
unread,
Basis set for Zn atom
Dear Samira, The latest releases provide consistent pseudopotentials and basis sets for the whole
Jul 15
Ole Schütt
Jul 15
CP2K version 2026.2 released
Dear CP2K users, we are pleased to announce the release of the CP2K version 2026.2. The CP2K source
unread,
CP2K version 2026.2 released
Dear CP2K users, we are pleased to announce the release of the CP2K version 2026.2. The CP2K source
Jul 15
richard
,
Frederick Stein
2
Jul 15
GPU acceleration in CP2K
Dear Richard, In principal yes. But they will not show high performance regarding double-precision
unread,
GPU acceleration in CP2K
Dear Richard, In principal yes. But they will not show high performance regarding double-precision
Jul 15
Andreas Döll
Jul 14
International School on CP2K-GROMACS for Multiscale Simulation for 2027?
Hello, is there any plan to hold another Cp2k-Gromacs autumn/summer school in 2027? Sadly I could not
unread,
International School on CP2K-GROMACS for Multiscale Simulation for 2027?
Hello, is there any plan to hold another Cp2k-Gromacs autumn/summer school in 2027? Sadly I could not
Jul 14
oandr...@gmail.com
,
BIBEK SAMAL
2
Jul 13
Spin Orbit Coupling With Hybrid XC (PBC)
Dear Andreas, Unfortunately, the computation of PDOS is not available at the moment with SOC; the
unread,
Spin Orbit Coupling With Hybrid XC (PBC)
Dear Andreas, Unfortunately, the computation of PDOS is not available at the moment with SOC; the
Jul 13
qier
,
Frederick Stein
8
Jul 11
GTH-POTENTIAL ERROR in cp2k 2026.1
Still strange. What I would try is to take one of the regtests using GTH_POTENTIALS, copy it to your
unread,
GTH-POTENTIAL ERROR in cp2k 2026.1
Still strange. What I would try is to take one of the regtests using GTH_POTENTIALS, copy it to your
Jul 11