Individual Particle Analysis TRIZ Cases

See how particle concentration ratios across multiple size ranges identify harmful cooking emis

A movable second lens shifts an elongated laser focus while preserving a flat-top beam profile for more consistent flow cytometry measurements.

Separate coded reader modules and a mother module simplify multi-cartridge testing while preventing reader mix-ups and misplacement.

Subtracts the large DC baseline from sensor signals and uses differential outputs to preserve weak flow cytometry signals under noise.

By limiting zero-order diffracted light in flow-cell illumination, this case shows a more compact optical layout for accurate AI-based cell classification.

Fluorescence test samples verify optical filter placement and condition in flow cytometers, preventing assay errors from misalignment or filter drift.

A fixed laser optics assembly resists temperature shifts and random-axis vibration to keep flow cytometer alignment stable and measurements accurate.

Imaging satellite droplets to tune vibration voltage keeps droplet formation stable despite temperature and pressure changes.

Multiple channel sections and lock-in amplifiers capture cell diameter, surface charge, and stiffness in one flow measurement.

Opposing broadband beams and imaging optics improve in situ cirrus particle sizing while reducing Mie resonance errors in lightweight balloon sensors.

Imaging-guided frequency adjustment compensates for sheath liquid temperature changes to keep droplet break-off and side-stream trajectory stable.

Nonlinear photodetector response and bead carryover are corrected with approximation-based signal calibration and data removal for accurate sample analysis.

Low-magnification optics and a large viewing zone simplify cell-jet alignment in sperm flow cytometry while preserving effective differentiation.

Pressure difference clears clogged measurement pores without large currents, preserving particle sizing accuracy and reducing downtime.

Maleimide-linked labels bind thiol groups and stay detectable after fixation, enabling live/dead cell discrimination during intracellular staining.

Side-stream imaging and feedback control stabilize droplet break-off and charge timing for more accurate particle analysis and sorting.

Shared collection optics and spherical lenses improve multi-dye spectral detection in flow cells while reducing complexity and signal variation.

Lensless hologram reconstruction counts white blood cells in cerebrospinal fluid with wide-field, automated analysis and lower microscopy complexity.

Thin-film multielectrode coatings and chemometric analysis improve clozapine detection in finger-prick blood despite biofluid interference.

Pressure difference clears clogged sensing pores during microparticle measurement, avoiding electrolysis and preserving signal accuracy.

Pressure difference clears clogged pores during microparticle measurement, avoiding electrolysis and preserving current-signal accuracy.

Magnetic removal of ferromagnetic particles enables cleaner before-and-after fluid imaging for accurate particle classification and viscosity monitoring.

Automated bead-based calibration and remote monitoring detect flow cytometer failures early, reducing downtime and protecting data accuracy.

Microgroove culture and fluorescence profiling classify nucleus deformation in depth, enabling simpler high-throughput cell deformability analysis.

Two pulse width measurements are compared in flow cytometry to flag concatenated particles and improve singlet data quality.

By removing larger particles in a microfluidic stream, this case enables rapid, low-cost infection screening from smaller viral or bacterial particles.

A layered solid support with polymer, coupling agent, and leak-free sealing keeps thin tissue sections stable during sequencing cycles.

An information processing unit corrects nonlinear fluorescence signals and removes non-target bead data to improve biological sample analysis accuracy.

A bridge-based microchannel circuit measures impedance changes to count and size particles accurately without complex lab setups.

3D spectral plots and reference spectra help separate multiple autofluorescence populations and improve microparticle analysis accuracy.

Stored tank pressure keeps pore flow stable while the pump is stopped, reducing microcurrent noise and improving particle sizing accuracy.

Microchambers localize analyte binding and fluorescence counting, while hydrophobic solvent clears background liquid for accurate trace detection.

Machine-learned spectral fingerprints replace slow unmixing calculations, enabling real-time fluorescence-based particle sorting.

Free-state dye fluorescence is measured before cell labeling to normalize bound-state signals and keep flow cytometry accurate despite dye degradation.

A high-index liquid-core waveguide keeps optical field strength at channel walls, improving biomolecule detection efficiency and signal-to-noise.

A moving contrast plate modulates a focused laser beam to recalibrate particle sensors despite optical contamination and laser drift.

Stepper-motor syringe pumps replace air pressure vessels to stabilize sheath flow, improve flow cytometry accuracy, and shrink instrument size.

Optimized sample injection needle placement reduces eddies and flow perturbations, helping flow cytometers keep core streams intact across varying rates.

Multiple sensor blocks and fixed size bins expand particle detection range, simplify calibration, and flag sensor failure in personal air monitoring.

Flexure-tab clamps replace adhesives to secure optical components on mounting blocks, preventing misalignment, noise, and signal interference.

Multiple light scattering signals separate lipid particles from nucleated cells, enabling accurate dye-free leukocyte counting.

Density-based layer separation isolates cells from fat droplets for clearer imaging and accurate counting with less centrifugation damage.

Multi-dye fluorescence imaging separates urinary mulberry bodies from red blood cells and fungi, improving Fabry disease screening accuracy.

Optical light attenuation through a chamber detects and sizes non-metallic bearing debris in real time, improving hybrid bearing monitoring.

Detachable fluid routing enables 100% swept cleaning, single-pump waste handling, and mode switching in flow particle analyzers.

Modular optics, fluidics, and pressure control improve label-free detection of extracellular vesicles, bacteria, and other small particles.

Rotating and translating multi-sensor flow cytometry data into a 2D dot plot separates clusters and makes abnormalities easier to identify.

A gas-cushioned buffer container and outflow line smooth peristaltic pump pulsation, stabilizing sheath flow for more accurate flow cytometry.

Simultaneous multi-voltage calibration maps each photodetector’s gain curve to improve signal accuracy, sensitivity, and detector screening.

Mammal-derived squamous epithelial cells provide a practical control material for accurate urine sediment analysis of squamous cells.

An MIP-coated screen-printed carbon electrode replaces non-standard optical methods with selective electrochemical detection of microplastics in fluids.

Comparing transmitted-light images reveals when floating cells reach the focus plane for timely fluorescence capture with less bleaching.

A pore chip membrane with a thickness-to-diameter ratio between one and two generates a uniform electric field across the sensing zone.

Spatial light modulation structures illumination patterns to maintain consistent optical signal detection across multiple measurement positions.