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Multiphysicsx

太赫兹声子极化激元的产生及与金属天线的相互作用

吴强 [1], 潘崇佩 [1], 张琦 [1],
[1] 南开大学，天津，中国

“极化激元”是固体物理学中的重要概念，泛指各种极性元激发与光子的耦合。其中，声子极化激元是指晶格振动的声子与电磁场中的光子相互耦合的一种极化激元波。使用飞秒光在铁电晶体铌酸锂中通过光学非线性效应可产生声子极化激元 ... 扩展阅读

COMSOL 在微波能领域应用研究

朱铧丞 [1], 张春 [1], 叶菁华 [1],
[1] 四川大学，成都，四川，中国

微波作为信息和能量的载体具有同等重要的应用价值，利用微波对物质产生的物理化学效应进行能量传递及转换已经在化学领域有了积极的应用。从 1986 年 R.N. Gedye 等人首次使用微波促进化学反应使其反应速率提高 ... 扩展阅读

基于 ALE 方法的脉冲磁体不可逆电感变化计算

蒋帆 [1], 孙衢骎 [1],
[1] 武汉脉冲强磁场中心，武汉，湖北，中国

目前，脉冲磁体广泛采用导体绕组和加固材料分层交替绕制的工艺（内部层间加固），以提高磁体的整体结构强度。磁体在长期的放电工作过程中，反复经历强电磁力的作用，导体材料（一般为纯铜、铜基合金以及铜基复合材料 ... 扩展阅读

2-D Ion Transport Modelling of Water Desalination by RO System Considering the Real Membrane Effect

Martinez Jimenez Fernan David¹, Blankert Bastiaan¹, Picioreanu Cristian¹
¹King Abdullah University of Science and Technology (KAUST), Water Desalination and Reuse Center (WDRC), Biological and Environmental Science and Engineering Division (BESE), Thuwal 23955-6900, Saudi Arabia

Modern composite membranes for reverse osmosis (RO) and nanofiltration (NF) have an ultrathin polyamide ... 扩展阅读

3D Numerical Simulation of Resistance Sintering for Electrical Contact Applications for Breakers

J. AMOVIN-ASSAGBA¹, V. BRUYERE², P. NAMY², C. DURAND¹, S. ROURE¹
¹SCHNEIDER ELECTRIC, 31 Rue Pierre Mendes France, EYBENS, FRANCE
²SIMTEC, 5 Rue Felix Poulat, GRENOBLE, FRANCE

In circuit breakers, short-circuit breaking involves extreme conditions linked to the presence of an intense ... 扩展阅读

A Multiphysics Approach Towards a Sustainable Future: SC Cables for Next-Generation Fusion Reactors

S. Sparacio¹, M. Fracasso¹, F. Ledda¹, D. Torsello¹, L. Gozzelino¹, G. Ghigo¹, R. Gerbaldo¹, F. Laviano¹
¹Department of Applied Science and Technology, Politecnico di Torino, Torino 10129, Italy

In recent years, the optimization of high-temperature superconductors (HTS) has shown promising potential for ... 扩展阅读

A Multiscale Approach to Simulate Vacuum Drying of a Packed Bed of Spray-Frozen Particles

Lorenzo Stratta¹, Roberto Pisano¹, Merve Betul Adali¹, Gianluca Boccardo¹, Antonello Barresi¹, Agnese Marcato¹, Raffaele Tuccinardi¹
¹Politecnico di Torino, Torino, Italy

Preservation of biopharmaceuticals by spray freeze-drying is of great interest as it involves gentle drying ... 扩展阅读

Acoustic-Mechanic Modeling of Polydimethylsiloxane in the MHz Regime for Metamaterials Applications

Lucrezia Maini¹, Prof. Christofer Hierold¹, Dr. Cosmin Roman¹
¹Micro- and Nanosystems, ETH Zurich, 8092, Zurich, Switzerland

Polydimethylsiloxane (PDMS) is a biocompatible material widely used in biomedical applications such as ... 扩展阅读

Add-In ‘GoalSeeker’ – Advanced Parameter Optimization in Single and Combined Models

D. Kähler¹
¹Fraunhofer Institute for Silicon Technology ISIT

Simulations usually depend on a variety of parameters like geometric dimensions, process parameters, loads, ... 扩展阅读

Benefit of Vapor Consideration for LPBF Additive Manufacturing Process Simulation

Morgan Dal¹, Julien Daligault¹, Jérémie Girardot²
¹Laboratoire PIMM, Arts et Metiers Institute of Technology, CNRS, Cnam, HESAM Universite
²I2M, Arts et Metiers Institute of Technology, University of Bordeaux, CNRS, Bordeaux INP, INRAE

Simulation of laser processes are more and more efficient. In some cases, as welding and additive ... 扩展阅读

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