了解多物理场仿真在基础研究和产品设计中的应用

各个行业的工程师和科研人员都在使用多物理场仿真来研发创新的产品设计和流程。他们在 COMSOL 用户年会上展示了丰富的技术论文和演示文稿,您可以从他们的研究成果中寻找灵感。

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查看 COMSOL 用户年会 2020 论文

Optics, Photonics and Semiconductorsx

The Effect of Induced Electron Diffusion on the Optical Properties of Plasmonic Nanostructures

Changyin Ji [1], Qingfan Shi [1], Yongyou Zhang [1], Ning Zheng [1], Liangsheng Li [2]
[1] Beijing Institute of Technology, School of Physics, Beijing, China
[2] Science and Technology on Electromagnetic Scattering Laboratory, Beijing,China

Recently, the researchers usually use the hydrodynamic Drude model (HDM) to investigate the nonlocal optical ... 扩展阅读

A Reliable Approach to Estimate Surface-enhanced Raman Scattering Intensity of Metal Nanostructures

En-Ming You [1], Jun Yi [1], Song-Yuan Ding [1,2],
[1] State Key Laboratory of Physical Chemistry of Solid Surfaces, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, China
[2] Collaborative Innovation Center of Chemistry for Energy Materials, Xiamen University, Xiamen, China

Surface-enhanced Raman scattering (SERS) is a fingerprint spectroscopy whose sensitivity is down to single ... 扩展阅读

Direct and Indirect Coupling Mechanisms in a Chiral Plasmonic System

Zhongyue Zhang [1], Yuyan Chen [1],
[1] School of Physics and Information Technology, Shaanxi Normal University, Xi’an, China

手性等离激元纳米结构被广泛研究并用于生物监测、分析化学和负折射率介质方面。在该结构中直接耦合的机制已经在相关研究中被发现。我们提出由金膜分隔两个金纳米棒(TNMF)的结构(图1),并发现了间接耦合机制。 在 ... 扩展阅读

Shell-Isolated Nanoparticle-Enhanced Raman Spectroscopy: Insight from Simulations with COMSOL Multiphysics® Software

Song-Yuan Ding [1], Jun Yi [1], En-Ming You [1], Zhong-Qun Tian [1],
[1] State Key Laboratory for Physical Chemistry of Solid Surfaces, College of Chemistry and Chemical Engineering, iChEM, Xiamen University, Xiamen, China

Surface-enhanced Raman spectroscopy (SERS) has been developed as a versatile tool for trace-molecule ... 扩展阅读

Study of the Structure of Photonic Crystal Fiber with High Negative Dispersion Coefficient

Jiang Xing-fang [1], Sun Chen-yang [1], Li Xin-lu [1],
[1] Changzhou University, Changzhou, China

The optical fiber communication has been popular topics besides robot study nowadays. In the process of the ... 扩展阅读

Simulations of Rolled-up Optical Microcavities Using COMSOL Multiphysics® Software

Shilong Li [1],
[1] Shanghai Institute of Technical Physics (SITP), Shanghai, China

By using a combination of top-down and bottom-up strategies (see Fig. 1), rolled-up optical microcavities ... 扩展阅读

Numerical Simulation of Bull's Eye Grating Using COMSOL Multiphysics® Software

D. Ray [1], A. Prabhakar [1],
[1] Indian Institute of Technology Madras, Chennai, Tamil Nadu, India

Plasmonic gratings like bull's eye can localize E field due to excitation of surface plasmons and when ... 扩展阅读

Simulating an Adaptive, Liquid-Filled Membrane Lens with COMSOL Multiphysics® Software

V. S. Negi[1], H. Garg[1], B. Singh [2],
[1] Central Scientific Instruments Organisation, Chandigarh, India
[2] Chandigarh College of Engineering and Technology, Chandigarh, India

Adaptive optics control using liquid filled membrane lens is based on the principle of deflection of ... 扩展阅读

Simulation of Optical Ring Resonator Based on Lithium Niobate on Insulator

H. Kumar [1], V. Janyani [1], B. Oleh [2], U. Serhij [2], S. Dmytro [2], G. Singh [1],
[1] Dept. of Electronics and Communication Engg., Malaviya National Institute of Technology Jaipur, India
[2] Inst. of Tele. Radioelectronics and Electronic Engg.,Lviv Polytechnic National University, Lviv, Ukraine

In this paper, all optical microring resonator based on Lithium Niobate on Insulator (LNOI) has been ... 扩展阅读

Product Design of Macro Optical Clocking by Ray Optics

V. Vinothkumar[1], R. C. Thiagarajan [1],
[1] ATOA Scientific Technologies Pvt Ltd, Bangalore, India.

Optical cloaking was considered as fictional. Recent developments shows that macro scale optical cloaking is ... 扩展阅读