magnetic skyrmion;
frustrated magnets;
Kondo lattice model;
Monte Carlo simulation;
D O I:
10.1088/1361-648X/accf56
中图分类号:
O469 [凝聚态物理学];
学科分类号:
070205 ;
摘要:
Very often the magnetic skyrmions (topologically protected spin textures) form a triangular crystal in chiral magnets. Here we study the effect of itinerant electrons on the structure of skyrmion crystal (SkX) on triangular lattice using Kondo lattice model in the large coupling limit and treating the localized spins as classical vectors. To simulate the system, we employ hybrid Markov Chain Monte Carlo method (hMCMC) which includes electron diagonalization in each MCMC update for classical spins. We present the low-temperature results for 12x12 n=1/3 n=1/3 24x24
机构:
Natl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R ChinaNatl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Cao, Rui
Han, Jinsen
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机构:
Natl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R ChinaNatl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Han, Jinsen
Yuan, Jianmin
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机构:
Natl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Grad Sch China Acad Engn Phys, Dept Phys, Beijing 100193, Peoples R ChinaNatl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Yuan, Jianmin
Li, Xiaopeng
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机构:
Fudan Univ, State Key Lab Surface Phys, Key Lab Micro & Nano Photon Struct MOE, Shanghai 200433, Peoples R China
Fudan Univ, Dept Phys, Shanghai 200433, Peoples R China
Fudan Univ, Inst Nanoelect Devices & Quantum Comp, Shanghai 200433, Peoples R China
Shanghai Qi Zhi Inst, AI Tower, Shanghai 200232, Peoples R ChinaNatl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Li, Xiaopeng
Li, Yongqiang
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机构:
Natl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
Natl Univ Def Technol, Hunan Key Lab Extreme Matter & Applicat, Changsha 410073, Peoples R ChinaNatl Univ Def Technol, Dept Phys, Changsha 410073, Peoples R China
机构:
Chinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R ChinaChinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R China
Chen, Yao-Hua
Tao, Hong-Shuai
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机构:
Chinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R ChinaChinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R China
Tao, Hong-Shuai
Yao, Dao-Xin
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机构:
Sun Yat Sen Univ, State Key Lab Optoelect Mat & Technol, Guangzhou 510275, Guangdong, Peoples R ChinaChinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R China
Yao, Dao-Xin
Liu, Wu-Ming
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机构:
Chinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R ChinaChinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100190, Peoples R China