Dataset

CrN-mMTP-Paramagnetic-ActiveLearning




Species content of dataset


Name :
CrN-mMTP-Paramagnetic-ActiveLearning
Authors :
Alexey S. Kotykhov, Max Hodapp, Christian Tantardini, Konstantin Kravtsov, Ivan Kruglov, Alexander V. Shapeev, Ivan S. Novikov
Description :
Training set for a magnetic Moment Tensor Potential (mMTP) for paramagnetic B1-CrN, created via active learning. Contains 2423 configurations of 64-atom CrN supercells with collinear atomic magnetic moments and magnetic forces (negative derivatives of energy with respect to magnetic moments, in eV/mu_B). Configurations generated using constrained DFT (cDFT) with ABINIT and PAW PBE pseudopotentials with a 6x6x6 k-point mesh and 25 Hartree plane-wave cutoff energy. The fitted mMTP accurately reproduces elastic constants, phonon spectrum, linear thermal expansion coefficient, and specific heat capacity of paramagnetic B1-CrN, with thermal properties (quasi-harmonic approximation) in good agreement with experimental results. Note: ColabFit dataset contains energy, atomic forces, and stress. Refer to the original files for per-atom magnetic moment and magnetic force data.
Cite As :
Kotykhov, A. S., Hodapp, M., Tantardini, C., Kravtsov, K., Kruglov, I., Shapeev, A. V., and Novikov, I. S. "CrN-mMTP-Paramagnetic-ActiveLearning." ColabFit, 2024. https://doi.org/None.
ColabFit ID :
Date Added :
2026-04-14
License :
CC-BY-4.0
Downloads :
0
Num. Configurations :
1,702
Num. Atoms :
150,080
Calculated Property Types :
atomic_forces cauchy_stress energy
Elements :
Cr (50.0%) N (50.0%)
Methods :
DFT-PBE
Software :
ABINIT
Spec File :
Configuration Sets by Name :
Configuration Sets by ID :
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