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检索条件"主题词=Finite-Difference Time-Domain method"
1147 条 记 录,以下是251-260 订阅
排序:
Virtual lattice resonance of a single nanoresonator in a metal nanoslit
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Physical Review A 2023年 第3期107卷 033520-033520页
作者: Ofer Doron Tal Ellenbogen Faculty of Engineering Department of Physical Electronics Tel Aviv University Tel Aviv 69978 Israel Raymond and Beverly Sackler School of Physics & Astronomy Tel Aviv University Tel Aviv 69978 Israel Tel Aviv Center for Light-Matter Interaction Tel Aviv University Tel Aviv 69978 Israel
We study the transmission through a subwavelength metallic slit loaded with a single nanoresonator. To gain physical insight into the problem a theoretical model combining the dipole approximation and image theory is ... 详细信息
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Frequency-selective spin-wave propagation in magnonic waveguide with a local laser-heated region
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Physical Review B 2023年 第2期107卷 024427-024427页
作者: V. A. Gubanov V. V. Kruglyak S. E. Sheshukova V. D. Bessonov S. A. Nikitov A. V. Sadovnikov Magnetic Metamaterials Saratov State University 410012 Saratov Russia Department of Physics and Astronomy University of Exeter Exeter EX4 4QL United Kingdom Institute of Physics of Metals 620108 Ekaterinburg Russia Kotel'nikov Institute of Radioengineering and Electronics 125009 Moscow Russia
We report on the spin-wave propagation along a magnonic waveguide with a local area of decreased magnetization, which is induced by heating produced with a focused laser spot. A phase-sensitive Brillouin light scatter... 详细信息
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Single-sized phase-change metasurfaces for dynamic information multiplexing and encryption
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Physical Review Research 2024年 第2期6卷 023258-023258页
作者: Tingting Liu Jie Li Shuyuan Xiao School of Information Engineering Institute for Advanced Study Optoelectronic Sensor Devices and Systems Key Laboratory of Sichuan Provincial University College of Optoelectronic Engineering
Optical metasurfaces empower us to manipulate the electromagnetic space and control light propagation at the nanoscale, offering a powerful tool to achieve modulation of light for information processing and storage. I... 详细信息
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Suppression effect of the protective film on the defect-induced light field enhancement in optical films
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Applied Optics 2025年 第20期64卷 5612-5616页
作者: Xiaoyan Yan Xiulan Ling Zhichong Shao Xubin Chen Key Laboratory of Instrumentation Science & Dynamic Measurement Ministry of Education and Key Laboratory of Science and Technology on Electronic Test & Measurement North University of China Taiyuan 030051 China School of Information and Communication Engineering North University of China Taiyuan 030051 China
Based on the electromagnetic field theory and finite-difference time-domain algorithm (FDTD), the suppression effects of the protective film on the light field enhancement induced by the metal defect and dielectric de... 详细信息
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Modeling spatiotemporal dynamics of chiral coupling of quantum emitters to light fields in nanophotonic structures
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Physical Review A 2023年 第2期107卷 023502-023502页
作者: Jan Olthaus Maximilian Sohr Stephan Wong Sang Soon Oh Doris E. Reiter Institut für Festkörpertheorie Universität Münster 48149 Münster Germany School of Physics and Astronomy Cardiff University Cardiff CF24 3AA United Kingdom Condensed Matter Theory Department of Physics TU Dortmund 44221 Dortmund Germany
A quantum emitter placed in a nanophotonic structure can result in nonreciprocal phenomena like chiral light excitation. Here, we present a theoretical model to couple circularly polarized emitters described by the de... 详细信息
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Observing tunable evolutions of optical singularities by C2 symmetry breaking
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Physical Review B 2023年 第16期108卷 165305-165305页
作者: Keda Wang Chunying Guan Shun Wan Tailei Cheng Jinhui Shi Jianlong Liu Key Laboratory of In-Fiber Integrated Optics of Ministry of Education College of Physics and Optoelectronic Engineering Harbin Engineering University Harbin 150001 China
Optical singularities of polarizations have received much interest owing to their extraordinary performances. Recently, it was reported that originating from high-order singularities, a variety of controllable develop... 详细信息
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Probing Purcell enhancement and photon collection efficiency of InAs quantum dots at nodes of the cavity electric field
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Physical Review Research 2024年 第2期6卷 L022004-L022004页
作者: Matthew Jordan Petros Androvitsaneas Rachel N. Clark Aristotelis Trapalis Ian Farrer Wolfgang Langbein Anthony J. Bennett School of Engineering Cardiff University Queen's Buildings The Parade Cardiff CF24 3AA United Kingdom Translational Research Hub Maindy Road Cardiff CF24 4HQ United Kingdom Department of Electronic and Electrical Engineering University of Sheffield Mappin Steet Sheffield S1 3JD United Kingdom EPSRC National Epitaxy Facility University of Sheffield Broad Lane Sheffield S3 7HQ United Kingdom School of Physics and Astronomy Cardiff University Queen's Buildings The Parade Cardiff CF24 3AA United Kingdom
The interaction of excitonic transitions with confined photonic modes enables tests of quantum physics and design of efficient optoelectronic devices. Here we study how key metrics such as Purcell factor, β factor, a... 详细信息
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Monolithic electric field control of a grating coupler for finely tuning wavelength, efficiency, and bandwidth
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Optics Letters 2025年 第13期50卷 4370-4373页
作者: Yifan Zhang Yongyong Zhuang Liu Yang Xin Liu Qingyuan Hu Haochen Yan Hao Zhang Yaojing Zhang Shuangyou Zhang Pascal Del’Haye Xiaoyong Wei Zhuo Xu Electronic Materials Research Lab Key Lab of the Ministry of Education & International Center for Dielectric Research School of Electronic Science and Engineering Faculty of Electronic and Information Engineering Xi’an Jiaotong University Xi’an 710049 China Max Planck Institute for the Science of Light 91058 Erlangen Germany National Key Laboratory of Microwave Photonics Nanjing University of Aeronautics and Astronautics Nanjing 210016 China School of Science and Engineering The Chinese University of Hong Kong Shenzhen (CUHK-Shenzhen) Guangdong 518172 China Department of Electrical and Photonics Engineering Technical University of Denmark Kgs. Lyngby 2800 Denmark
In this Letter, we propose a Pb(In 1/2 Nb 1/2 )O 3 -Pb(Mg 1/3 Nb 2/3 )O 3 -PbTiO 3 -On-Insulator (PIN-PMN-PTOI) based apodized grating coupler through finite-difference time-domain (FDTD) simulations. By leveraging th... 详细信息
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Interplay of bound states in the continuum empowers spectral-lineshape manipulation in all-dielectric metasurfaces
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Physical Review B 2023年 第20期107卷 205422-205422页
作者: Qin-Ke Liu Xiao-Qing Luo Xiaofeng Xu Yan Li Weihua Zhu Zhiyong Chen W. M. Liu Xin-Lin Wang Hunan Province Key Laboratory for Ultra-Fast Micro/Nano Technology and Advanced Laser Manufacture School of Electrical Engineering University of South China Hengyang 421001 China School of Nuclear Science and Technology University of South China Hengyang 421001 China Beijing National Laboratory for Condensed Matter Physics Institute of Physics Chinese Academy of Sciences Beijing 100190 China School of Mechanical Engineering University of South China Hengyang 421001 China
The bound states in the continuum (BICs) in optical metasurfaces have latterly received prominent attention for their ultrahigh quality factors and the promise that they hold for realizing lowthreshold nanolasers, hig... 详细信息
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Strong coupling in an Au plasmonic antenna–SiO2 layer system: A hybrid-mode analysis
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Physical Review B 2023年 第12期107卷 125144-125144页
作者: Pavel Gallina Michal Kvapil Jiří Liška Andrea Konečná Vlastimil Křápek Radek Kalousek Jakub Zlámal Tomáš Šikola Central European Institute of Technology Brno University of Technology Purkyňova 123 612 00 Brno Czech Republic Institute of Physical Engineering Brno University of Technology Technická 2 616 69 Brno Czech Republic
A detailed analysis of the optical response of a system accommodating several coupled modes is needed for the complete understanding of the strong coupling effect. In this paper, we report on the analysis of scatterin... 详细信息
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