Scopri come la simulazione multifisica viene utilizzata per ricerca e sviluppo
In questa sezione troverete i lavori presentati alle Conferenze mondiali COMSOL. Le presentazioni descrivono ricerche e prodotti innovativi progettati con COMSOL Multiphysics da colleghi di tutto il mondo. I temi delle ricerche presentate abbracciano un'ampia gamma di settori produttivi e aree applicative, in ambito elettrico, meccanico, fluidodinamico e chimico. Lo strumento di Ricerca Rapida vi permetterà di trovare le presentazioni che si riferiscono all'area di vostro interesse.
Visualizza gli articoli presentati alla COMSOL Conference 2020
Analytical, COMSOL Simulation Optimization Of Vibration-Based Energy Harvesters For EV Applications
Vibration-based Piezoelectric Energy harvesters convert ambient vibration energy into an applicable electrical charge for wireless sensors, IoT applications, and charging the battery, which is most important to range improvement of the Electric Vehicle. This study analyses different ... Per saperne di più
FEM-based Electrical Analysis of 3D-MOSFET
The fundamental and essential component of the semiconductor electronics industry is the Metal Oxide Semiconductor Field Effect Transistor (MOSFET). The 2D model of MOSFET is widely reported and available in the application library of COMSOL Multiphysics®. However, the 3D model of MOSFET ... Per saperne di più
Single membrane MEMS-based acoustic emission sensor for multi-frequency detection
Acoustic emissions generated by active defects in structures, like bridges, aircraft, and pipelines, play a crucial role in detecting flaws in their structural integrity by non-destructive evaluation techniques. Commercially used acoustic emission (AE) sensors are made of piezoelectric ... Per saperne di più
Reliability and Temperature Testing of PVDF-based Piezoelectric Energy harvesters.
During usage, storage, and transportation, electronic products often become affected by a few unwanted adverse effects of the surrounding environment that compromise their working performance, reliability, and device life. There is evidence that environmental effects cause 52% of such ... Per saperne di più
Wire Bonding: A Thorough Numerical Methodology
The semiconductor industry is always looking for early anticipation of manufacturing risk, pushing the development of Computer Aided Engineering (CAE) modeling of processes. Robust Chip-Package Interaction requires a deep understanding of thermo-mechanical stresses imposed during the ... Per saperne di più
Fully-Coupled Transient Modeling of a Highly Miniaturized Electrostatic Pull-In Driven Micropump
We present a problem-adapted finite element model, which enables the design of a novel type of a highly miniaturized, electrostatic MEMS membrane pump, as well as the investigation and the optimization of its operation. The electro-mechanical actuation scheme constitutes a strongly ... Per saperne di più
Multiphysics Inertial Particle Focusing (IFP) Model Validated for 3D Microfluidic Geometries
Inertial focusing of particles in a fluid flow is a physical effect induced by inertial forces already happening at the micro-fluidic scale. COMSOL Multiphysics® has provided an implementation of the drag and lift forces to compute this effect for a constant parallel-wall fluid channel ... Per saperne di più
Thermo-Electrical Improvement of a MEMS-IR-Emitter Membrane
NDIR (Non-dispersive infrared) sensors are state of the art for measuring gas concentrations in the Mid-infrared spectrum, e.g. components of exhaled human breath. These sensors require fitting light sources. Micro light bulbs and other filament based light source are sensible to ... Per saperne di più
Predictive Simulations of Warpage Phenomena on Arbitrarily Patterned Silicon Wafers
In this simulation, we aim to comprehend the origin and mechanism of the warpage phenomenon in patterned silicon wafers, which are key components in the field of microelectronics. This issue can become more pronounced in the presence of high global density of the patterns and can lead to ... Per saperne di più
Acoustic-Mechanic Modeling of Polydimethylsiloxane in the MHz Regime for Metamaterials Applications
Polydimethylsiloxane (PDMS) is a biocompatible material widely used in biomedical applications such as implantable sensors. A realistic modeling of PDMS in acoustic-mechanic simulation is useful especially for medical applications which use ultrasonic waves as interrogation source. ... Per saperne di più