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Welcome to the discussion forum on
cp2k
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http://www.cp2k.org
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Yinyu chan
,
Shiyang Wang (W0728)
4
Apr 13
SCF converges more slowly as AIMD progresses, but resets when restarting
You can consider using an alternative preconditioner, such as FULL_ALL, and see how it goes. 在2026年4月
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SCF converges more slowly as AIMD progresses, but resets when restarting
You can consider using an alternative preconditioner, such as FULL_ALL, and see how it goes. 在2026年4月
Apr 13
Lorenzo Lagasco
,
Krack, Matthias
2
Apr 13
Issues printing MO eigenvalues
Hi Lorenzo This problem has only been fixed recently. You can either use the MO_CUBES section with
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Issues printing MO eigenvalues
Hi Lorenzo This problem has only been fixed recently. You can either use the MO_CUBES section with
Apr 13
Branislav Milovanović
Apr 12
Unusual energy behavior for one image during NEB calculation (B-NEB)
Dear CP2K developers/users, I am running a NEB calculation in CP2K and I observe an unusual behavior
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Unusual energy behavior for one image during NEB calculation (B-NEB)
Dear CP2K developers/users, I am running a NEB calculation in CP2K and I observe an unusual behavior
Apr 12
Lorenzo Lagasco
,
Frederick Stein
3
Apr 8
Issues with HSE06 calculations
Ok, I'm gonna test your suggestions. Thanks a lot! Best, Lorenzo Lagasco Il giorno mer 8 apr 2026
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Issues with HSE06 calculations
Ok, I'm gonna test your suggestions. Thanks a lot! Best, Lorenzo Lagasco Il giorno mer 8 apr 2026
Apr 8
Riccardo Pezzetta
, …
Frederick Stein
6
Apr 7
Choice of RI basis set fo RPA calculation of argon dimer
Thank you. Riccardo Pezzetta Il giorno sabato 4 aprile 2026 alle 11:12:39 UTC+2 Frederick Stein ha
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Choice of RI basis set fo RPA calculation of argon dimer
Thank you. Riccardo Pezzetta Il giorno sabato 4 aprile 2026 alle 11:12:39 UTC+2 Frederick Stein ha
Apr 7
Arzoo Jangra
Apr 7
Umbrella sampling using plumed
Dear CP2K community I am trying to do umbrella sampling using cp2k and i have patched it with plum.
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Umbrella sampling using plumed
Dear CP2K community I am trying to do umbrella sampling using cp2k and i have patched it with plum.
Apr 7
Lorenzo Lagasco
, …
Frederick Stein
9
Apr 7
Optimization inputs PDOS with HSE06 level of theory and AI-MD
Ok, thanks again for the helpful hints! Best regards Lorenzo Lagasco Il giorno lun 6 apr 2026 alle
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Optimization inputs PDOS with HSE06 level of theory and AI-MD
Ok, thanks again for the helpful hints! Best regards Lorenzo Lagasco Il giorno lun 6 apr 2026 alle
Apr 7
Victor Volkov
Apr 3
qm_mm/image_charge: optical spectrum
Good day. I wish to bring under attention of the developers (of this approach https://manual.cp2k.org
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qm_mm/image_charge: optical spectrum
Good day. I wish to bring under attention of the developers (of this approach https://manual.cp2k.org
Apr 3
Andreas Döll
Apr 2
DOS and bandstructure of Si-cube
Dear cp2k community, I already wrote a question to the google group last year about DOS of the cp2k
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DOS and bandstructure of Si-cube
Dear cp2k community, I already wrote a question to the google group last year about DOS of the cp2k
Apr 2
Shravni
,
Marcella Iannuzzi
2
Apr 2
Question about substrate removal for STM simulations in cp2k
Hallo Shravni, No it is not standard to remove the metal. Most probably the tutorial you are
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Question about substrate removal for STM simulations in cp2k
Hallo Shravni, No it is not standard to remove the metal. Most probably the tutorial you are
Apr 2
Shravni
Apr 2
Question about removing substrate for STM simulation
Dear CP2K users, I am a beginner with CP2K and am currently working on STM simulations. I've
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Question about removing substrate for STM simulation
Dear CP2K users, I am a beginner with CP2K and am currently working on STM simulations. I've
Apr 2
Hehe
,
Johann Pototschnig
3
Apr 1
DFTD4 problem 2026.1 version
Hi Johann, Thanks for the swift reply. Yes, using REFERENCE_FUNCTIONAL r2SCAN worked. Not sure whats
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DFTD4 problem 2026.1 version
Hi Johann, Thanks for the swift reply. Yes, using REFERENCE_FUNCTIONAL r2SCAN worked. Not sure whats
Apr 1
Trevor Gayer
Mar 31
Mismatch Improper Energy between LAMMPS and CP2K
Hi CP2K users, I am attempting to move a system from LAMMPS to CP2K so that I can perform QM/MM
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Mismatch Improper Energy between LAMMPS and CP2K
Hi CP2K users, I am attempting to move a system from LAMMPS to CP2K so that I can perform QM/MM
Mar 31
Ole Schütt
, …
Frederick Stein
5
Mar 30
CP2K version 2026.1 released
Dear André, If possible, please use English as not everybody speaks Portuguese although the question
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CP2K version 2026.1 released
Dear André, If possible, please use English as not everybody speaks Portuguese although the question
Mar 30
Soumyadeep Mukherjee
,
Frederick Stein
3
Mar 27
CUTOFF_RADIUS Keyword not working incase of HSE06 Functional
Dear Prof. Stein Thank you for the valuable insight. The SCF has converged and my values look
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CUTOFF_RADIUS Keyword not working incase of HSE06 Functional
Dear Prof. Stein Thank you for the valuable insight. The SCF has converged and my values look
Mar 27
yj jiang
,
Jürg Hutter
2
Mar 26
Seeking larger basis sets (e.g., TZVP) with broad element coverage similar to DZVP-MOLOPT-SR-GTH
Hi BASIS_MOLOPT_UZH POTENTIAL_UZH provide a DZVP/TZVP/TZV2P set covering most of the periodic table.
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Seeking larger basis sets (e.g., TZVP) with broad element coverage similar to DZVP-MOLOPT-SR-GTH
Hi BASIS_MOLOPT_UZH POTENTIAL_UZH provide a DZVP/TZVP/TZV2P set covering most of the periodic table.
Mar 26
Hasan Tunçer
,
Jürg Hutter
2
Mar 26
Question about xTB/DFT-MD and QM/MM in CP2K
Hi the only way to do this is through an ONIOM like scheme using multiple FORCE_EVALs. You can define
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Question about xTB/DFT-MD and QM/MM in CP2K
Hi the only way to do this is through an ONIOM like scheme using multiple FORCE_EVALs. You can define
Mar 26
Matteo Orlandi
Mar 24
Unable to create libcp2k.a and link cp2k 2026.1 to gromacs 2026
Good evening, I am attempting to compile CP2K 2026.1 on an HPC cluster. While I am familiar with
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Unable to create libcp2k.a and link cp2k 2026.1 to gromacs 2026
Good evening, I am attempting to compile CP2K 2026.1 on an HPC cluster. While I am familiar with
Mar 24
liu wei
Mar 20
Unable to use CP2k-2025.2 with PLUMED (2.9.3, LOCAL_Q6 CV)
Dear CP2K developers/users, "test.sh" is the PLUMED input file. When I add the "
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Unable to use CP2k-2025.2 with PLUMED (2.9.3, LOCAL_Q6 CV)
Dear CP2K developers/users, "test.sh" is the PLUMED input file. When I add the "
Mar 20
Xing Zhang
2
Mar 20
Unable to print virtual MO energies
I figured out that I need to set ADDED_MOS. Then I'm curious about how the standard
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Unable to print virtual MO energies
I figured out that I need to set ADDED_MOS. Then I'm curious about how the standard
Mar 20
Ning Lyu
Mar 9
spin orbit coupling calculation in cp2k
Dear all, When I use cp2k 2025.2 version to add the following SOC module, it appear I must add
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spin orbit coupling calculation in cp2k
Dear all, When I use cp2k 2025.2 version to add the following SOC module, it appear I must add
Mar 9
Michelle Ernst
Mar 9
Quickstep to the Future, 25 Years of CP2K
Dear all, We are pleased to announce the conference “Quickstep to the Future: Celebrating 25 Years of
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Quickstep to the Future, 25 Years of CP2K
Dear all, We are pleased to announce the conference “Quickstep to the Future: Celebrating 25 Years of
Mar 9
chinmay
,
Johann Pototschnig
2
Mar 6
cp2k installation help on CentOS 7
Hello, How did you install dependencies? Via Spack, CMake or the Toolchain? (The Toolchain is on its
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cp2k installation help on CentOS 7
Hello, How did you install dependencies? Via Spack, CMake or the Toolchain? (The Toolchain is on its
Mar 6
L Heidarizadeh
Mar 3
Ce clusters convergence issue
Dear CP2K developers/users, I am running an MD simulation for Ce cluster and I see the SCF converges
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Ce clusters convergence issue
Dear CP2K developers/users, I am running an MD simulation for Ce cluster and I see the SCF converges
Mar 3
Qi Zhang
,
Marcella Iannuzzi
3
Mar 1
CP2K constrained MD: O–H coordination number constraint does not prevent OH bond breaking
Hi Marcella, Thank you very much for your helpful reply. Your explanation was very insightful and
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CP2K constrained MD: O–H coordination number constraint does not prevent OH bond breaking
Hi Marcella, Thank you very much for your helpful reply. Your explanation was very insightful and
Mar 1
yis...@163.com
,
Shiyang Wang (W0728)
6
Mar 1
The KERKER mixing method may be more suitable than the BROYDEN mixing method for calculations involving magnetic systems.
Thank you for your reply. 在2026年2月28日星期六 UTC+8 03:40:12<Shiyang Wang (W0728)> 写道: Based on my
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The KERKER mixing method may be more suitable than the BROYDEN mixing method for calculations involving magnetic systems.
Thank you for your reply. 在2026年2月28日星期六 UTC+8 03:40:12<Shiyang Wang (W0728)> 写道: Based on my
Mar 1
Harry Lim
,
Marcella Iannuzzi
6
Feb 20
Question on Slater TP (half-core-hole) setup for C 1s / O 1s binding energies in CP2K (GAPW)
Thank you for kind reply. I have removed the PRINT_LEVEL HIGH and indeed the XAS calculation can
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Question on Slater TP (half-core-hole) setup for C 1s / O 1s binding energies in CP2K (GAPW)
Thank you for kind reply. I have removed the PRINT_LEVEL HIGH and indeed the XAS calculation can
Feb 20
Somayeh Ahmadkhani
,
Marcella Iannuzzi
2
Feb 20
QM/MM Interaction When Using MLCG Force Field via PLUMED
Hello Somayeh Ahmadkhani If the MM part does not have charges, there is no electrostatics between QM
unread,
QM/MM Interaction When Using MLCG Force Field via PLUMED
Hello Somayeh Ahmadkhani If the MM part does not have charges, there is no electrostatics between QM
Feb 20
Kaustubh Pathak
,
Marcella Iannuzzi
3
Feb 20
Facing geometry optimization issue
Hello, I have attached the input and cif file in the above mail. Is there any other additional
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Facing geometry optimization issue
Hello, I have attached the input and cif file in the above mail. Is there any other additional
Feb 20
Ivan Gladich
Feb 20
Vertical Ionization Potential (VIE) using GW formalism
Dear CP2K community, I would like to calculate the Vertical Ionization Potential (VIE) of several
unread,
Vertical Ionization Potential (VIE) using GW formalism
Dear CP2K community, I would like to calculate the Vertical Ionization Potential (VIE) of several
Feb 20