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Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization

หน่วยงาน Nanyang Technological University, Singapore

รายละเอียด

ชื่อเรื่อง : Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization
นักวิจัย : Bai, Feiming , Wang, Junling , Wuttig, M. , Li, Jiefang , Wang, Naigang , Pyatakov, A. P. , Zvezdin, A. K. , Cross, L. E. , Viehland, D.
คำค้น : DRNTU::Engineering::Materials::Magnetic materials. , DRNTU::Engineering::Materials::Microelectronics and semiconductor materials::Thin films.
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2548
อ้างอิง : Bai, F., Wang, J., Wuttig, M., Li, J., Wang, N., Pyatakov, A. P., et al. (2005). Destruction of spin cycloid in (111)c-BiFeO3 thin films by epitaxial constraint: enhanced polarization and release of latent magnetization. Applied Physics Letters, 86. , http://hdl.handle.net/10220/6907 , http://dx.doi.org/10.1063/1.1851612
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Applied physics letters
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

In BiFeO3 films, it has been found that epitaxial constraint results in the destruction of a space modulated spin structure. For (111)c films, relative to corresponding bulk crystals, it is shown (i) that the induced magnetization is enhanced at low applied fields; (ii) that the polarization is dramatically enhanced; whereas, (iii) the lattice structure for s111dc films and crystals is nearly identical. Our results evidence that eptiaxial constraint induces a transition between cycloidal and homogeneous antiferromagnetic spin states, releasing a latent antiferromagnetic component locked within the cycloid.

บรรณานุกรม :
Bai, Feiming , Wang, Junling , Wuttig, M. , Li, Jiefang , Wang, Naigang , Pyatakov, A. P. , Zvezdin, A. K. , Cross, L. E. , Viehland, D. . (2548). Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization.
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Bai, Feiming , Wang, Junling , Wuttig, M. , Li, Jiefang , Wang, Naigang , Pyatakov, A. P. , Zvezdin, A. K. , Cross, L. E. , Viehland, D. . 2548. "Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Bai, Feiming , Wang, Junling , Wuttig, M. , Li, Jiefang , Wang, Naigang , Pyatakov, A. P. , Zvezdin, A. K. , Cross, L. E. , Viehland, D. . "Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2548. Print.
Bai, Feiming , Wang, Junling , Wuttig, M. , Li, Jiefang , Wang, Naigang , Pyatakov, A. P. , Zvezdin, A. K. , Cross, L. E. , Viehland, D. . Destruction of spin cycloid in (111)c-oriented BiFeO3 thin films by epitaxial constraint : enhanced polarization and release of latent magnetization. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2548.