Neutron spin resonance as a probe of the superconducting energy gap of BaFe1.9Ni0.1As2 superconductors
文献类型:期刊论文
作者 | Zhao, J ; Regnault, LP ; Zhang, CL ; Wang, MY ; Li, ZC ; Zhou, F ; Zhao, ZX ; Fang, C ; Hu, JP ; Dai, PC |
刊名 | PHYSICAL REVIEW B
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出版日期 | 2010 |
卷号 | 81期号:18 |
关键词 | PAIRING SYMMETRY BA0.6K0.4FE2AS2 |
ISSN号 | 1098-0121 |
通讯作者 | Zhao, J (reprint author), Univ Tennessee, Dept Phys & Astron, Knoxville, TN 37996 USA. |
中文摘要 | A method of suppressing the multimodal size distribution of InAs/GaAs quantum dots (QDs) using molecular beam epitaxy through flattening the substrate surface is reported in this work. It is found that the surface roughness plays an important role in the growth of QDs through continuous surface evolution (SEQDs). SEQDs are the main components of small QD ensemble in QDs with multimodal size distribution. It is suggested that most of the SEQDs are very likely to nucleate during the growth interruption rather than during the deposition. The growth of QDs on a smoother surface has largely reduced the density of SEQDs. The photoluminescence line width of uniform QDs is found to be only 17 meV at a low temperature. |
收录类别 | SCI |
资助信息 | U.S. NSF [DMR-0756568]; DOE Division of Scientific User Facilities; Chinese Academy of Sciences |
语种 | 英语 |
公开日期 | 2013-09-24 |
源URL | [http://ir.iphy.ac.cn/handle/311004/49819] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | Zhao, J,Regnault, LP,Zhang, CL,et al. Neutron spin resonance as a probe of the superconducting energy gap of BaFe1.9Ni0.1As2 superconductors[J]. PHYSICAL REVIEW B,2010,81(18). |
APA | Zhao, J.,Regnault, LP.,Zhang, CL.,Wang, MY.,Li, ZC.,...&Dai, PC.(2010).Neutron spin resonance as a probe of the superconducting energy gap of BaFe1.9Ni0.1As2 superconductors.PHYSICAL REVIEW B,81(18). |
MLA | Zhao, J,et al."Neutron spin resonance as a probe of the superconducting energy gap of BaFe1.9Ni0.1As2 superconductors".PHYSICAL REVIEW B 81.18(2010). |
入库方式: OAI收割
来源:物理研究所
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