See How Multiphysics Simulation Is Used in Research and Development
Engineers, researchers, and scientists across industries use multiphysics simulation to research and develop innovative product designs and processes. Find inspiration in technical papers and presentations they have presented at the COMSOL Conference. Browse the selection below or use the Quick Search tool to find a specific presentation or filter by application area.
View the COMSOL Conference 2024 Collection
本文基于热传导方程，采用COMSOL有限元模拟软件中的固体传热接口研究TC4钛合金在进行飞秒激光表面扫描过程中的温度场变化。模拟采用控制变量法，通过改变不同的加工参数（脉冲能量、重复频率、扫描速度等）模拟飞秒激光加工对TC4钛合金表面瞬时最高温度的变化的影响。模拟结果表明，在多脉冲飞秒激光照射下，单个脉冲能量越高，热积累的平衡温度越高；脉冲重复频率越高，表面接受总能量越多，热积累平衡温度越高；扫描速度可以影响热积累的平衡，改善材料因表面最高温度过高而发生的氧化或熔化等不良现象。模型的模拟结果与经过验证的基于Matlab软件的数值模型的模拟实验结果相近 ... Read More
The ongoing trend towards miniaturization, higher integration as well as cost efficiency will make it necessary to investigate a new assembly method for micro components. In this paper, a novel method of fluidic-based micro assembly is presented. A self-assembly effect which is caused by ... Read More
The generation of terahertz frequency radiation (0.1-10 THz) is an important technological goal due to the use of this non-ionizing radiation to penetrate a wide range of non-conducting materials. One outstanding problem has been the propagation of THz radiation in guided wave devices. ... Read More
This work computationally characterizes a new bipolar electrochemical sensing scheme recently developed for inexpensive detection of heavy metals in water. The sensing scheme employs a two-step optical anodic strip voltammetry protocol that couples a closed bipolar electrochemical cell ... Read More
In the last few years printable electronics has gained a great deal of interest since it promises mechanical flexibility and extremely low production costs. One approach to achieve printable electronic devices relies on the usage of specific inks containing e.g. dispersed semiconductor ... Read More
We theoretically simulate the antireflective effects of oxide nanosphere monolayer films in the visible spectrum. The essential geometric and material parameters of nanosphere films are simulated and different functions are proposed to describe the dependence of reflectance on the ... Read More
Metallic nanoparticles (NPs) are nowadays used in various areas of biology, chemistry or physics. Focused laser beams, optical tweezers, may be used to manipulate such NPs. However, experimental studies showed that there is a discrepancy between their predicted and observed behavior. ... Read More
Since the advent of Terhertz(THz) technology, improving the THz emission power has been one of the major research goal. One of the methods to increase the THz emission power is to increase the coupling of excitation laser light to the dielectric substrate.The field of nano-plasmonics ... Read More
De Laval nozzles are used in supersonic aerodynamical tubes and engines. They are also employed for the production of cold gas jets to be used in chemical reactions studies. Recently, cold gas jets have been proposed of In-Gas Laser ionization Spectroscopy (IGLIS) The nozzle has a ... Read More
Surface Enhanced Raman Scattering (SERS) phenomenon is well known for its detection sensitivity, however, to better understand how it works a better insight needs to be developed on the physics behind the phenomenon. The physical aspects known to produce SERS effect are the use of ... Read More