搜索结果: 1-15 共查到“Fano”相关记录50条 . 查询时间(0.188 秒)
具有小代数秩的Fano叶状结构
小代数秩 Fano 叶状结构
2023/5/29
In this paper we study the algebraic ranks of foliations on Q-factorial normal projective varieties. We start by establishing a Kobayashi-Ochiai's theorem for Fano foliations in terms of algebraic ran...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Deformation rigidity of Fano manifolds
法诺歧管 变形刚度 光滑射影品种X
2023/4/17
A smooth projective variety X is called rigid if any deformation of X is isomorphic to itself. A first example is the projective space, but in general it is a subtle and difficult problem to prove the...
中国科大揭示原子分子中类FANO共振新机理（图）
原子分子中类 FANO共振 光谱测量
2022/11/14
中国科学技术大学科研部郭光灿院士团队与胡水明教授团队合作，在原子、分子精密测量研究领域取得新进展。他们揭示了原子分子精密光谱测量中的一种类Fano共振的新机制，发现在驻波场中对超窄线宽跃迁的激发会受到远失谐的强跃迁的影响，这对基于原子分子超窄跃迁的精密测量（如原子光钟、量子存贮等）将产生重要的影响。相关成果2022年10月10日以“Fano-like resonance due to interf...
厦门大学化学化工学院洪文晶教授课题组在单分子结的Fano共振效应研究中取得重要进展，相关研究成果以“Fano Resonance in Single-molecule Junctions”为题发表于国际学术期刊Angew. Chem. Int. Ed.（DOI: 10.1002/anie.202210097）。
上海光机所精密光学制造与检测中心与合作单位山东省枣庄学院、天津大学在太赫兹超表面对多波段Fano共振的双重控制方面取得新进展，相关成果以“Dual control of multi-band resonances with a metal-halide perovskite-integrated terahertz metasurface”为题发表于Nanoscale上，实现了金属卤化物钙钛矿集成...
基于衍射原理和模耦合理论,提出了一种由亚波长介质光栅/金属-电介质-金属(metal-dielectric-metal,MDM)波导/周期性光子晶体组成的复合微纳结构.结合反射角谱深入分析了表面等离子激元的传输特性以及在固定波长下不同入射角时刻形成的双重Fano共振的产生机理.研究表明,双重Fano共振是由在亚波长介质光栅/MDM波导结合的上层结构中产生的独立可调的双离散态分别与在周期性光子晶体中...
劈裂环-盘二聚体结构的多重Fano共振
Fano共振 局域表面等离激元 二聚体 时域有限差分法
2022/3/24
利用时域有限差分方法,理论研究了由劈裂环和圆盘构成的金二聚体结构的光学性质,分析了劈裂环的缺口取向和对称性破缺程度对其Fano共振特性的影响。结果表明,当缺口方向平行于二聚体中心连线时,劈裂环的奇数阶和偶数阶模式均能与圆盘的偶极模式作用产生Fano共振,且随着劈裂环的进一步破缺,更多的偶数阶Fano共振能被激发出来;但当垂直时,不管劈裂环的缺口背对圆盘还是面向圆盘,二聚体仅有偶数阶Fano共振能被...
上海理工大学太赫兹技术创新研究院在庄松林院士的带领下与美国俄克拉荷马州立大学张伟力教授，南洋理工大学Ranjan Singh教授以及东南大学崔铁军教授合作，在太赫兹频段人工粒子的Fano效应中取得重要进展。该研究通过在周期结构金属粒子中巧妙引入缺陷，实现了高Q值的多极子Fano效应的激发（图1），其FoM（Fano强度与Q值的乘积）是普通的分裂环微腔结构（SRR）的2.5倍。利用这种人工粒子，不仅...
2017 Workshop on Stability,Boundedness and Fano Varieties
2017 Workshop Stability,Boundedness and Fano Varieties
2017/3/28
The research on Fano variety is always a central topic in mathematics. In the recent years, there has been vast progress in the the problems on boundedness,stability and moduli space.The primary goal ...
VITRUVIUS’ BASILICA AT FANO: THE DRAWINGS OF A LOST BUILDING FROM DE ARCHITECTURA LIBRI DECEM
Roman Architecture Vitruvius Fano Drawings History Data-Base
2015/5/25
In his “De Architectura” libri decem book 5, I, VI, Vitruvius describes a Basilica designed by himself and erected at Fanum Fortunae, present-day Fano, a Roman colony standing at the Adriatic end of t...
FAYETTEVILLE, Ark. – An international team of scientists predicts that a phenomenon known in physics as Fano resonance can exist in materials that are used in electronic devices.
Professor ROBERT FANO，Department of Electrical Engineering and Computer Science，Massachusetts Institute of Technology（图）
Professor ROBERT FANO Department of Electrical Engineering and Computer Science Massachusetts Institute of Technology
2014/9/24
Dr. Robert M. Fano was Ford Professor of Engineering, in the Department of Electrical Engineering and Computer Science at the Massachusetts Institute of Technology until his retirement in June, 1984. ...
为了获得较大的尖锐度,提升微环传感器的灵敏度,提出利用眼型谐振腔结构在下路端输出的非对称Fano谐振光谱,眼型谐振腔由一个外环和内环构成,外环与总线波导耦合,内环与外环耦合.利用传输矩阵法对下路端输出光谱进行了数值计算,在不同剩余电场比例系数下,发现非对称Fano谐振峰的尖锐度随电场剩余比例系数的增大而增大;改变外环与总线波导间的场强耦合系数和内环与外环之间的场强耦合系数,其尖锐度的最大值随外环和...
Optical Fano resonance of an individual semiconductor nanostructure
Optical Fano resonance semiconductor nanostructure
2015/8/6
Fano resonances with a characteristic asymmetric line shape can be observed in light scattering, transmission and reflection spectra of resonant optical systems1.
Double-layer Fano resonance photonic crystal filters
Photonic crystals Optical filters Nanophotonics photonic crystals
2015/8/7
We report ultra-compact surface-normal high-Q optical filters based on single- and double-layer stacked Fano resonance photonic crystal slabs on both Si and quartz substrates. A single layer photonic ...