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Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases
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| Zeitschriftentitel: | AIP Advances |
|---|---|
| Personen und Körperschaften: | , , , , , , , , |
| In: | AIP Advances, 3, 2013, 5 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
AIP Publishing
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| Schlagwörter: |
| author_facet |
Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo |
|---|---|
| author |
Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo |
| spellingShingle |
Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo AIP Advances Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases General Physics and Astronomy |
| author_sort |
hong, yang-ki |
| spelling |
Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo 2158-3226 AIP Publishing General Physics and Astronomy http://dx.doi.org/10.1063/1.4809564 <jats:p>First-principles calculations of fundamental magnetic properties were performed for ordered MnBi, MnBi-Co, and MnBi-Co-Fe alloys to evaluate maximum energy product (BH)max. Full potential linear-augmented plane wave (FLAPW) and linear-muffin-tin-orbital (LMTO) calculations using density functional theory (DFT) within the local spin density approximation (LSDA) were used and found to give a reasonable description of saturation magnetization (Ms), effective anisotropy constant (Keff), and Curie temperature (Tc) for NiAs-structured MnBi crystal. We found that upon addition of Co, the Ms and Keff increased, while Tc reduced. The magnetic anisotropy changed from weak anisotropy easy plane for MnBi to the strong easy axis anisotropy for MnBi-Co and MnBi-Co-Fe.</jats:p> Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases AIP Advances |
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AIP Publishing, 2013 |
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| title |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_unstemmed |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_full |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_fullStr |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_full_unstemmed |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_short |
Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_sort |
magnetic properties of mnbi based alloys: first-principles calculations for mnbi-co and mnbi-co-fe cases |
| topic |
General Physics and Astronomy |
| url |
http://dx.doi.org/10.1063/1.4809564 |
| publishDate |
2013 |
| physical |
|
| description |
<jats:p>First-principles calculations of fundamental magnetic properties were performed for ordered MnBi, MnBi-Co, and MnBi-Co-Fe alloys to evaluate maximum energy product (BH)max. Full potential linear-augmented plane wave (FLAPW) and linear-muffin-tin-orbital (LMTO) calculations using density functional theory (DFT) within the local spin density approximation (LSDA) were used and found to give a reasonable description of saturation magnetization (Ms), effective anisotropy constant (Keff), and Curie temperature (Tc) for NiAs-structured MnBi crystal. We found that upon addition of Co, the Ms and Keff increased, while Tc reduced. The magnetic anisotropy changed from weak anisotropy easy plane for MnBi to the strong easy axis anisotropy for MnBi-Co and MnBi-Co-Fe.</jats:p> |
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| author | Hong, Yang-Ki, Park, Jihoon, Mryasov, Oleg N., Kim, Seong-Gon, Kim, Sungho, Lee, Jaejin, Abo, Gavin S., Choi, Chul-Jin, Lee, Junggoo |
| author_facet | Hong, Yang-Ki, Park, Jihoon, Mryasov, Oleg N., Kim, Seong-Gon, Kim, Sungho, Lee, Jaejin, Abo, Gavin S., Choi, Chul-Jin, Lee, Junggoo, Hong, Yang-Ki, Park, Jihoon, Mryasov, Oleg N., Kim, Seong-Gon, Kim, Sungho, Lee, Jaejin, Abo, Gavin S., Choi, Chul-Jin, Lee, Junggoo |
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| description | <jats:p>First-principles calculations of fundamental magnetic properties were performed for ordered MnBi, MnBi-Co, and MnBi-Co-Fe alloys to evaluate maximum energy product (BH)max. Full potential linear-augmented plane wave (FLAPW) and linear-muffin-tin-orbital (LMTO) calculations using density functional theory (DFT) within the local spin density approximation (LSDA) were used and found to give a reasonable description of saturation magnetization (Ms), effective anisotropy constant (Keff), and Curie temperature (Tc) for NiAs-structured MnBi crystal. We found that upon addition of Co, the Ms and Keff increased, while Tc reduced. The magnetic anisotropy changed from weak anisotropy easy plane for MnBi to the strong easy axis anisotropy for MnBi-Co and MnBi-Co-Fe.</jats:p> |
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| spelling | Hong, Yang-Ki Park, Jihoon Mryasov, Oleg N. Kim, Seong-Gon Kim, Sungho Lee, Jaejin Abo, Gavin S. Choi, Chul-Jin Lee, Junggoo 2158-3226 AIP Publishing General Physics and Astronomy http://dx.doi.org/10.1063/1.4809564 <jats:p>First-principles calculations of fundamental magnetic properties were performed for ordered MnBi, MnBi-Co, and MnBi-Co-Fe alloys to evaluate maximum energy product (BH)max. Full potential linear-augmented plane wave (FLAPW) and linear-muffin-tin-orbital (LMTO) calculations using density functional theory (DFT) within the local spin density approximation (LSDA) were used and found to give a reasonable description of saturation magnetization (Ms), effective anisotropy constant (Keff), and Curie temperature (Tc) for NiAs-structured MnBi crystal. We found that upon addition of Co, the Ms and Keff increased, while Tc reduced. The magnetic anisotropy changed from weak anisotropy easy plane for MnBi to the strong easy axis anisotropy for MnBi-Co and MnBi-Co-Fe.</jats:p> Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases AIP Advances |
| spellingShingle | Hong, Yang-Ki, Park, Jihoon, Mryasov, Oleg N., Kim, Seong-Gon, Kim, Sungho, Lee, Jaejin, Abo, Gavin S., Choi, Chul-Jin, Lee, Junggoo, AIP Advances, Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases, General Physics and Astronomy |
| title | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_full | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_fullStr | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_full_unstemmed | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_short | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| title_sort | magnetic properties of mnbi based alloys: first-principles calculations for mnbi-co and mnbi-co-fe cases |
| title_unstemmed | Magnetic properties of MnBi based alloys: First-principles calculations for MnBi-Co and MnBi-Co-Fe cases |
| topic | General Physics and Astronomy |
| url | http://dx.doi.org/10.1063/1.4809564 |