Vampire Users - Google Groups

Groups

Contact owners and managers

1–30 of 823

This group is a forum for all users of the vampire atomistic simulation software package to discuss any issues related to running and compiling the software and future developments of the code, i.e. feature requests.

0 selected

Victor Hugo Sosa Fierro

7:16 AM

Domain wall simulations profile

Hello Vampire users, I have a few questions regarding sim:program=domain-wall. I'm having trouble

unread,

Domain wall simulations profile

Hello Vampire users, I have a few questions regarding sim:program=domain-wall. I'm having trouble

7:16 AM

Arpan Saha, … Richard Evans5

5:40 AM

Problem in running two combined simulation using checkpoint

Hi Arpan, For the checkpoints, there is usually only a problem if there is a change in the structure,

unread,

Problem in running two combined simulation using checkpoint

Hi Arpan, For the checkpoints, there is usually only a problem if there is a change in the structure,

5:40 AM

Gavin Abo, Vinod Naik Bhukya2

Jul 2

Re: Effective damping program

Yeah I got that after I posted. I understood. Thank you. Best Regards, Vinod (文诺德) ------------------

unread,

Re: Effective damping program

Yeah I got that after I posted. I understood. Thank you. Best Regards, Vinod (文诺德) ------------------

Jul 2

Maryam, … Pravin Sharma4

Jun 28

Using Checkpoints for hysteresis loop calculations with varying field steps

Hi all, I am trying to get the hysteresis for the FM/AFM bilayer with intermixing. I am constantly

unread,

Using Checkpoints for hysteresis loop calculations with varying field steps

Hi all, I am trying to get the hysteresis for the FM/AFM bilayer with intermixing. I am constantly

Jun 28

Arpan Saha, Richard Evans3

Jun 26

Seeking help about Material file for noncollinear AFM e.g. Mn3XN (X= Pt,Ga,Sn,Ir)

Dear Richard, Thank you so much for your kind response and these valuable resources you provided. I

unread,

Seeking help about Material file for noncollinear AFM e.g. Mn3XN (X= Pt,Ga,Sn,Ir)

Dear Richard, Thank you so much for your kind response and these valuable resources you provided. I

Jun 26

Pravin Sharma, … Richard Evans5

Jun 22

Compilation Issue on cluster

Hi Richard, It is working now, and thank you for the prompt response. Best regards, Pravin Sharma On

unread,

Compilation Issue on cluster

Hi Richard, It is working now, and thank you for the prompt response. Best regards, Pravin Sharma On

Jun 22

SOMASUNDARAM P, … gabo...@gmail.com4

Jun 22

Visualization of POVRAY file

After running the bilayer simulation at [1], I tried using: --slice xmin xmax ymin ymax zmin zmax I

unread,

Visualization of POVRAY file

After running the bilayer simulation at [1], I tried using: --slice xmin xmax ymin ymax zmin zmax I

Jun 22

Ho-Yeon Lim, … Richard Gonyea3

May 20

New Vampire user seeking guidance and resources

I am interested On Tue, May 19, 2026, 4:24 pm Richard Evans <richard...@gmail.com> wrote:

unread,

New Vampire user seeking guidance and resources

I am interested On Tue, May 19, 2026, 4:24 pm Richard Evans <richard...@gmail.com> wrote:

May 20

MoJvd Arshia, الأستاذ لطرش2

May 16

Finding noncolinear magnetic ground state

You can do this using DFT , non collinear mode is implemented in Vasp and SPRKKR packages. في السبت،

unread,

Finding noncolinear magnetic ground state

You can do this using DFT , non collinear mode is implemented in Vasp and SPRKKR packages. في السبت،

May 16

الأستاذ لطرش, Gavin Abo6

May 4

mat and ucf files for defects and doping

Thanks for the CPA information. If you need the exact composition of CoFe1.05Mn0.95Al, you have

unread,

mat and ucf files for defects and doping

Thanks for the CPA information. If you need the exact composition of CoFe1.05Mn0.95Al, you have

May 4

Peela baradwaj naidu, … Richard Evans3

Apr 28

Temperature rescaling of Gilbert damping

Dear Peela, Just to add to the discussion, the intrinsic temperature-dependent damping (eg for the 50

unread,

Temperature rescaling of Gilbert damping

Dear Peela, Just to add to the discussion, the intrinsic temperature-dependent damping (eg for the 50

Apr 28

Tulshidas Darvade, gabo...@gmail.com2

Apr 19

Regarding calculation of Exchange constant using DFT

How to find the exchange values from DFT? For the DFT program VASP, it looks like the matrix of J

unread,

Regarding calculation of Exchange constant using DFT

How to find the exchange values from DFT? For the DFT program VASP, it looks like the matrix of J

Apr 19

Swaroop Panda, … gabo...@gmail.com6

Apr 18

Regarding lattice coordinate structure in v.5 and v.7

Hi Gavin, Many thanks for looking into this. Earlier my output was not showing commit c3e38ec; I have

unread,

Regarding lattice coordinate structure in v.5 and v.7

Hi Gavin, Many thanks for looking into this. Earlier my output was not showing commit c3e38ec; I have

Apr 18

Vinod Naik Bhukya

Apr 17

Time-varying parameters

Hi all, Is there a way can we apply time varying current/torque for STT simulations?

unread,

Time-varying parameters

Hi all, Is there a way can we apply time varying current/torque for STT simulations?

Apr 17

Vinod Naik Bhukya, gabo...@gmail.com4

Apr 17

sim:program=electrical-pulse

sorry my mistake to not write ns properly in my code. Thank you. gabo...@gmail.com 在 2026年4月18日星期六凌晨

unread,

sim:program=electrical-pulse

sorry my mistake to not write ns properly in my code. Thank you. gabo...@gmail.com 在 2026年4月18日星期六凌晨

Apr 17

Vinod Naik Bhukya, gabo...@gmail.com5

Apr 17

stopping simulation for dm/dt=0?

Thank you. I think it's not possible to stop when dm/dt=0 for time series. gabo...@gmail.com 在

unread,

stopping simulation for dm/dt=0?

Thank you. I think it's not possible to stop when dm/dt=0 for time series. gabo...@gmail.com 在

Apr 17

Peela baradwaj naidu

Apr 17

Preconditioning behaviour

Hello VAMPIRE users, I wanted to ask some additional info about sim:preconditioning-steps . I want to

unread,

Preconditioning behaviour

Hello VAMPIRE users, I wanted to ask some additional info about sim:preconditioning-steps . I want to

Apr 17

Vinod Naik Bhukya, gabo...@gmail.com2

Apr 17

How to know 'output' commands available for a module?

You would need to look at the interface.cpp files. For example, inferface.cpp for spintorque is:

unread,

How to know 'output' commands available for a module?

You would need to look at the interface.cpp files. For example, inferface.cpp for spintorque is:

Apr 17

Apr 16

Request for Help with CrSb Altermagnet Simulaition in Vampire

Hello Vampire users, I am currently working with the altermagnet CrSb and facing some difficulties in

unread,

Request for Help with CrSb Altermagnet Simulaition in Vampire

Hello Vampire users, I am currently working with the altermagnet CrSb and facing some difficulties in

Apr 16

Peela baradwaj naidu, Richard Evans5

Apr 16

Equilibration of system

Hi Richard, Thank You again for your suggestion and explanation, so far, I have implemented 0 K

unread,

Equilibration of system

Hi Richard, Thank You again for your suggestion and explanation, so far, I have implemented 0 K

Apr 16

Vinod Naik Bhukya, … Richard Evans5

Mar 28

Thank you so much Professor Richard and Gavin. I have installed CUDA version successfully. richard...

unread,

Thank you so much Professor Richard and Gavin. I have installed CUDA version successfully. richard...

Mar 28

Shipra Saini, gabo...@gmail.com2

Mar 25

I don't know what issue or error message from the program you are encountering. I'm providing

unread,

I don't know what issue or error message from the program you are encountering. I'm providing

Mar 25

Vinod Naik Bhukya, … gabo...@gmail.com5

Mar 20

Regarding Checkpoint

I believe you are referring to the past post at [1] that mentions uniaxial anisotropy direction. For

unread,

Regarding Checkpoint

I believe you are referring to the past post at [1] that mentions uniaxial anisotropy direction. For

Mar 20

Shipra Saini, … gabo...@gmail.com5

Mar 15

regarding test.data file

Thank you very much! It worked well On Sun, 15 Mar 2026 at 6:38 PM, gabo...@gmail.com <gabo13279@

unread,

regarding test.data file

Thank you very much! It worked well On Sun, 15 Mar 2026 at 6:38 PM, gabo...@gmail.com <gabo13279@

Mar 15

Tiago Silva, gabo...@gmail.com4

Mar 3

Material Indexing in UCF File

material[2]:unit-cell-category = 2 * correction Em terça-feira, 3 de março de 2026 às 08:22:47 UTC-3,

unread,

Material Indexing in UCF File

material[2]:unit-cell-category = 2 * correction Em terça-feira, 3 de março de 2026 às 08:22:47 UTC-3,

Mar 3

Tiago Silva, Richard Evans3

Mar 2

Custom geometry input for Vampire (pyramidal XYZ structure)

Thank you very much Dr. Evans. I was working on the UCF file, and in the end everything worked out. I

unread,

Custom geometry input for Vampire (pyramidal XYZ structure)

Thank you very much Dr. Evans. I was working on the UCF file, and in the end everything worked out. I

Mar 2

Rifqi Ardiyansyah, … gabo...@gmail.com46

Feb 13

Hysterisis loop

Thank you for your help so far, I am very grateful to you and everyone. Pada Senin, 09 Februari 2026

unread,

Hysterisis loop

Thank you for your help so far, I am very grateful to you and everyone. Pada Senin, 09 Februari 2026

Feb 13

bhat umar, gabo...@gmail.com2

Feb 9

Hysteresis of MnZnSb

One possible cause might be use of a low damping. A higher damping may be need for the hysteresis

unread,

Hysteresis of MnZnSb

One possible cause might be use of a low damping. A higher damping may be need for the hysteresis

Feb 9

J, gabo...@gmail.com2

Feb 2

Implementation of six-fold anisotropy.

Not sure how much it will help, but there is an article by JB Collings et al. titled "

unread,

Implementation of six-fold anisotropy.

Not sure how much it will help, but there is an article by JB Collings et al. titled "

Feb 2

Vinod Naik Bhukya, … Richard Evans8

Jan 26

Roughness-seed points and circular geometry-issues

Hi Vinod, all, Actually it looks like you are trying to do intermixing (diffusion between layers),

unread,

Roughness-seed points and circular geometry-issues

Hi Vinod, all, Actually it looks like you are trying to do intermixing (diffusion between layers),

Jan 26

Search

Clear search

Close search

Google apps

Main menu