Half-metallic ferromagnetism in transition-metal chalcogenides with rocksalt structure: A first-prin

• 作 者: Guo-YingGao;Kai-LunYao;
• 机 构: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and
• 出 处: 中国物理学会2012年秋季学术会议
• 发表日期: 2012年期

Efficient spin-polarized current injection into a nonmagnetic semiconductor is very crucial for the realization of spintronic devices.One of the main problems in spin injection is the impedance mismatch between the spin source (metallic ferromagnet) and the semiconductor during the diffusive transport process.