Effect of Ti ion doping on martensitic transition of La0.5Sr0.5Mn1-xTixO3
被引:11
作者:
Shang, C.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Shang, C.
[1
,2
]
Xia, Z. C.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Xia, Z. C.
[1
]
Jin, Z.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Jin, Z.
[1
,2
]
Shi, L. R.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Shi, L. R.
[1
,2
]
Huang, J. W.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huang, J. W.
[1
,2
]
Chen, B. R.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Chen, B. R.
[1
,2
]
Wei, M.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Wei, M.
[1
,2
]
Xiao, L. X.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Xiao, L. X.
[1
,2
]
Liu, L.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Liu, L.
[2
]
Huang, Y.
论文数: 0引用数: 0
h-index: 0
机构:
Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R ChinaHuazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
Huang, Y.
[1
]
机构:
[1] Huazhong Univ Sci & Technol, Wuhan Natl High Magnet Field Ctr, Wuhan, Peoples R China
[2] Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R China
Electrical transport and magnetic properties of La0.5Sr0.5Mn1-xTixO3 (3x = 0, 0.1, 0.15 and 0.2) have been investigated. Experimental results show that the different Ti4+ doping level has obviously different effect on electrical transport and magnetization properties. Especially, a martensitic transition was observed in higher Ti4+ doping levels (3x = 0.15, 0.2). In which a doped Ti4+ ion substitutes a Mn4+ ion, with increasing in Ti4+ doping level from x = 0 to 0.2, the ratio of Mn3+/Mn4+ increases from 1 to 5/3, that is the coupling via Mn3+-O-2-Mn4+ double exchange increases leading to a localized ferromagnetic domain in the charge ordering of matrix of La0.5Sr0.5MnO3. With the increasing of magnetic field to a critical field, the localized magnetic moment was delocalized and rotated to parallel to an applied field showing a martensitic transition. (C) 2013 Elsevier B. V. All rights reserved.