Dielectrophoresis TRIZ Cases

Two high-intensity electric fields raise lateral and vertical DEP gradients to improve particle manipulation, separation, and fractionation.

Vertical phototransistors and emitter pads create non-uniform electric fields for accurate contactless movement of biological particles.

Light-activated lateral and vertical transistor arrays create localized electrokinetic forces for precise movement of cells and particles in microfluidics.

Resonant inductive coupling powers a nanoscale electrode array to trap and detect particles with sub-volt dielectrophoresis.

Programmable electrodes and machine learning create dynamic electric fields for real-time micro-object positioning with scalable precision.

Dielectric-coated electrodes use electrokinetic fields to isolate nucleic acids and viruses from complex fluids with higher purity and capture efficiency.

Clocked electrode segments deflect suspended particles at high flow velocity, improving sorting reliability and throughput in microfluidic channels.

DEP well arrays capture cells or spores, while impedance sensing counts and identifies them without labels or separate counting hardware.

A transverse AC microfluidic channel tracks particle oscillation and Brownian motion to improve mobility sizing accuracy and throughput.

Reference-image subtraction and targeted pen-region analysis improve microfluidic analyte quantification while reducing sensitivity to cell position.

Area-of-interest imaging in microfluidic pens reduces cell-position sensitivity while quantifying secreted analytes for clone selection.

Coated electrofluidic electrodes alter particle permittivity to improve selective isolation from complex fluids with minimal artifact contamination.

A non-uniform electric field pulls PFAS toward a porous anode for adsorption, removing polarized molecules without current flow or chemical reaction.

Magnetic markers and apheresis isolate scarce circulating tumor cells from blood, improving liquid-biopsy precision and immunotherapy use.

AC dielectrophoretic fields on an electrode array capture DNA, RNA, proteins, and exosomes in one assay to improve accuracy and cut workflow bias.

Series-connected silicon photodiodes create a large light-driven conductivity change, enabling micro-material sorting in PBS or DMEM.

Tunable attractive and repulsive forces create local potential minima to selectively capture analytes or contaminants in flowing liquid.

Tunable attractive and repulsive electrode forces form local potential wells that selectively capture analytes or contaminants in a single fluidic module.

Stacked filter layers and a shared flow path raise channel chip throughput while preserving particle separation and limiting chip complexity.

Interdigitated electrodes and impedance sensing enable 3D particle control in continuous-flow microfluidics for classification and quantification.

Insulator openings concentrate an inhomogeneous electric field to densely trap microparticles by dielectrophoresis and improve light-based analysis.

Concentrated photoelectric charges and DEP guidance move particles along a defined path without external contact, improving positioning accuracy.

Concentrated photoelectric charges create a guided track that moves and holds particles precisely without external contact or damage.

Vertically standing electrodes trap functionalised beads across the channel height for high-flow concentration and sensitive analyte detection.

Dielectric-layered electrodes use AC and DC electrokinetic fields to capture analytes efficiently from complex fluid samples.

Post-thaw cells can be stressed and difficult to assess; frequency-tuned dielectrophoresis separates viable and damaged cells by membrane properties.

Frequency-tuned dielectric bodies shift DEP spectra to distinguish viable and damaged cryopreserved cells for rapid separation.

Alternating-frequency dielectrophoresis uses dielectric micro-elements to distinguish and separate viable from damaged cells after thawing.

Tracked particle movement lets the DEP separator calculate cross-over frequency during a sweep for precise cell and particle separation.

By measuring impedance between existing fluid-chip electrodes, the correction coefficient adjusts control voltage without added inspection electrodes or channels.

Vertical transistors and exposed emitter pads create AC-driven dielectrophoretic fields for precise, contactless biological particle movement.

AC dielectrophoresis and DC electrophoresis concentrate biomarkers in blood tubes, helping prevent dilution and reduce processing steps.

Integrated microfluidic modules use electrophoretic and dielectrophoretic forces to move, merge, sort, and process reagent droplets.

Directional dielectrophoresis aggregates then disperses particles, reducing false negatives in image-based counting.

Variable electrode gradients improve dielectric particle capture in separation chips.

A non-uniform electric field drives polarized molecules to a porous anode for adsorption without chemical reactions in fluid treatment.

Differential electrode gradients improve dielectric particle capture across varied cell sizes.

A dielectrophoretic platform concentrates fluorescent biomarkers on nano-scale hotspots to enhance optical signal intensity.

Discrete nano-sized structures on a monolithic chip capture target biological particles, resolving low capture efficiency in liquid samples.

Ring-shaped phototransistors generate dielectrophoretic forces to trap and release single microparticles across large areas.

Concentric ring electrodes apply dielectrophoretic forces to capture bacteria, resolving detection time versus accuracy trade-offs.

Dielectric particles with distinct electrical properties enable selective separation of composite targets via non-uniform electric fields.

Cast low melting point metal alloys into microfluidic electrode channels to form stable contacts for contactless dielectrophoresis.

A dielectrophoretic trap positions single molecule dumbbell complexes between nanoelectrodes to form conductive molecular bridges.

A microfluidic device uses image-manipulated electric force to sort bio-particles with high precision.

Replacing disposable sensors with reusable units reduces manufacturing costs while maintaining high throughput through parallel electronic detection.

A fluidic microsystem guides suspended particles into distinct flow paths using combined dielectrophoretic and electrophoretic forces.

Automated microfluidic system replaces manual centrifugation steps, achieving higher basophil purity and recovery rates from low blood volumes.

Dielectrophoresis electrodes position biological cells into isolated micro-chambers, enabling specific nucleic acid extraction without cross-contamination.

Parylene masks protect SWNTs during plasma bonding, enabling reliable microfluidic sealing without damaging nanotube integrity.

Remote electrodes generate non-uniform electric fields across insulating flow structures to exert dielectrophoretic forces on suspended analytes.