Microfluidics Blog Posts

Modeling Non-Newtonian Flow in Porous Media
Learn how to use simulations to develop a homogenized approach for modeling non-Newtonian flow in porous structures.

How to Model Periodicity in Microfluidic Systems
By modeling periodicity in a microfluidic device with serpentine channels, you can determine the required channel length that will ensure good mixing of the chemical species.

Modeling an Acoustic Trap: Thermoacoustic Streaming and Particle Tracing
Acoustic traps are used in a range of biomedical applications for manipulating cells and particles. See how an acoustic trap can be simulated in COMSOL Multiphysics® here.

Modeling a Rapid Detection Test in COMSOL Multiphysics®
Curious about how exactly the rapid detection tests for COVID-19 work? Get a comprehensive explanation here, as well as 3 example models in COMSOL Multiphysics®. (Part 2 of 2)

An Introduction to the Physics of Rapid Detection Tests
Rapid detection tests based on lateral flow assay (LFA), also called immunochromatographic tests, can be thought of as quite advanced, yet very robust, microlaboratories. (Part 1 of 2)

How Does This Lip Gloss Appear to Defy Gravity?
We attempt to explain a mysterious, gravity-defying phenomenon involving a viral video, dielectric materials, electrostatics, and lip gloss.

Exploring the 4 Basic Modes of Electrophoresis
Zone electrophoresis, moving-boundary electrophoresis, isotachophoresis, and isoelectric focusing. In most cases, the physics of new electrophoretic methods can be related back to these 4 modes.

Modeling and Simulation of Multiphase Flow in COMSOL®: Part 1
Multiphase flow can be modeled on scales ranging from fractions of microns to tens of meters. Get an overview of the dispersed and separated multiphase flow models for different types of flow.

Developing a Silicon MEMS Chip for On-Demand DNA Synthesis
The development of genome editing tools like CRISPR-Cas9 has increased the demand for DNA synthesis technology. Researchers are creating a DNA synthesis platform to broaden horizons in the field.

Performing a Shape and Topology Optimization of a Tesla Microvalve
1 Tesla microvalve model, 2 ways: The shape optimization features available in COMSOL Multiphysics enable you to improve simple designs inspired by more complex topology optimization results.

Speeding Up DNA Separation in a Microchannel via Simulation
DNA separation takes a long time using traditional methods. Now, researchers from the Missouri University of Science and Technology have found a faster way to get the job done.

Improving IFE Target Fabrication with a Droplet Microfluidics Method
A common joke is that fusion energy is 30 years away, and always will be. Researchers are using simulation to tackle the challenges involved with of inertial fusion energy target production.