The Heusler alloy is with a ordered structure, in which the atoms are in specific location, and the alloy usually shows special character. The Co Mn Ni based Heusler alloys are all studied in many literature, but there is little study of the Cr based Heusler alloys. In order to find new Heusler alloys, Cr2AgAl and Cr2ZnAl are studied by first principles. Using the CALYPSO software, the crystal structure of Cr2AgAl is found to be F-43m, the lattice parameter is a=6.1100 Å, it is a Heusler alloy, and the density of states and the bands structure have been studied, showing it is a metal conductor and not a magnet. The X-ray diffraction result of the alloy was also obtained by calculating, the two peaks at 25 degree and 29 degree, represent the (111) and (200), and the existence of these two peaks implies an ordered atom structure formed. This X-ray result can be used to guide the experimental synthesis of this alloy material.The crystal structure of Cr2ZnAl is P4mm, the lattice parameter is a=b=2.97300 Å, c= 6.02320 Å, it is not a Heusler alloy, and it is also a metal conductor and not a magnet from the results of its density of states and the bands structure.
Published in | Advances in Materials (Volume 8, Issue 2) |
DOI | 10.11648/j.am.20190802.13 |
Page(s) | 56-60 |
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Copyright © The Author(s), 2019. Published by Science Publishing Group |
Heusler Alloy, Band Structure, CALYPSO, Density of States
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APA Style
Dongmei Zhang, Lijun Li, Bo Hou, Zhiming Li, Chaofan Sun, et al. (2019). The First Principles Study on Two Alloys of Cr2ZnAl and Cr2AgAl. Advances in Materials, 8(2), 56-60. https://doi.org/10.11648/j.am.20190802.13
ACS Style
Dongmei Zhang; Lijun Li; Bo Hou; Zhiming Li; Chaofan Sun, et al. The First Principles Study on Two Alloys of Cr2ZnAl and Cr2AgAl. Adv. Mater. 2019, 8(2), 56-60. doi: 10.11648/j.am.20190802.13
AMA Style
Dongmei Zhang, Lijun Li, Bo Hou, Zhiming Li, Chaofan Sun, et al. The First Principles Study on Two Alloys of Cr2ZnAl and Cr2AgAl. Adv Mater. 2019;8(2):56-60. doi: 10.11648/j.am.20190802.13
@article{10.11648/j.am.20190802.13, author = {Dongmei Zhang and Lijun Li and Bo Hou and Zhiming Li and Chaofan Sun and Lei Feng}, title = {The First Principles Study on Two Alloys of Cr2ZnAl and Cr2AgAl}, journal = {Advances in Materials}, volume = {8}, number = {2}, pages = {56-60}, doi = {10.11648/j.am.20190802.13}, url = {https://doi.org/10.11648/j.am.20190802.13}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.am.20190802.13}, abstract = {The Heusler alloy is with a ordered structure, in which the atoms are in specific location, and the alloy usually shows special character. The Co Mn Ni based Heusler alloys are all studied in many literature, but there is little study of the Cr based Heusler alloys. In order to find new Heusler alloys, Cr2AgAl and Cr2ZnAl are studied by first principles. Using the CALYPSO software, the crystal structure of Cr2AgAl is found to be F-43m, the lattice parameter is a=6.1100 Å, it is a Heusler alloy, and the density of states and the bands structure have been studied, showing it is a metal conductor and not a magnet. The X-ray diffraction result of the alloy was also obtained by calculating, the two peaks at 25 degree and 29 degree, represent the (111) and (200), and the existence of these two peaks implies an ordered atom structure formed. This X-ray result can be used to guide the experimental synthesis of this alloy material.The crystal structure of Cr2ZnAl is P4mm, the lattice parameter is a=b=2.97300 Å, c= 6.02320 Å, it is not a Heusler alloy, and it is also a metal conductor and not a magnet from the results of its density of states and the bands structure.}, year = {2019} }
TY - JOUR T1 - The First Principles Study on Two Alloys of Cr2ZnAl and Cr2AgAl AU - Dongmei Zhang AU - Lijun Li AU - Bo Hou AU - Zhiming Li AU - Chaofan Sun AU - Lei Feng Y1 - 2019/05/09 PY - 2019 N1 - https://doi.org/10.11648/j.am.20190802.13 DO - 10.11648/j.am.20190802.13 T2 - Advances in Materials JF - Advances in Materials JO - Advances in Materials SP - 56 EP - 60 PB - Science Publishing Group SN - 2327-252X UR - https://doi.org/10.11648/j.am.20190802.13 AB - The Heusler alloy is with a ordered structure, in which the atoms are in specific location, and the alloy usually shows special character. The Co Mn Ni based Heusler alloys are all studied in many literature, but there is little study of the Cr based Heusler alloys. In order to find new Heusler alloys, Cr2AgAl and Cr2ZnAl are studied by first principles. Using the CALYPSO software, the crystal structure of Cr2AgAl is found to be F-43m, the lattice parameter is a=6.1100 Å, it is a Heusler alloy, and the density of states and the bands structure have been studied, showing it is a metal conductor and not a magnet. The X-ray diffraction result of the alloy was also obtained by calculating, the two peaks at 25 degree and 29 degree, represent the (111) and (200), and the existence of these two peaks implies an ordered atom structure formed. This X-ray result can be used to guide the experimental synthesis of this alloy material.The crystal structure of Cr2ZnAl is P4mm, the lattice parameter is a=b=2.97300 Å, c= 6.02320 Å, it is not a Heusler alloy, and it is also a metal conductor and not a magnet from the results of its density of states and the bands structure. VL - 8 IS - 2 ER -