Material Analysis By Observing Effect On Chemical Indicator TRIZ Cases

A built-in buffer container automates sample mixing for horizontal strips, supporting multiple tests and reader-based image analysis.

A conformable, biocompatible detector uses reversible color change to show respiratory gas status without power or complex setup.

Differentiated labels improve low-concentration analyte detection on lateral flow strips.

A filtered soil slurry, indicator reagent, surfactant, and optical sensing enable rapid field pH and buffer pH analysis.

Inkjet-patterned cavities enable sensitive, label-free multiplexed biosensing.

Radicals are generated from a precursor in flow, then measured along the channel to resolve concentration and lifetime dynamics.

Capillary tubes and optical absorption tracking deliver AST results in 4–8 hours with lower sample volumes for point-of-care use.

A complexing substrate and thin iodine layer create a visual moisture response for reproducible hyperhidrosis assessment and image analysis.

Capillary action carries soil moisture through an absorbent stem to hydrochromic ink, helping prevent overwatering and underwatering.

A disposable resin cartridge purifies samples, while a phone analyzes test-strip colors without specialized laboratory equipment.

Optical measurements of platelet-rich and platelet-poor plasma assess aggregation while confirming platelet-rich plasma specimen adequacy.

A filtered soil slurry is blended with reagents and measured by absorbance for rapid field calcium analysis without laboratory testing.

This case checks diluent ion concentration before analysis, reducing wastewater burden while preserving electrolyte measurement accuracy.

This case uses disposable cartridges and laser speckle analysis to assess clotting, strength, fibrinolysis, and platelet function rapidly.

A direct-transmission cell adjusts optical path and light intensity to stabilize rapid flocculation-threshold measurements.

This case stabilizes an analyzer light source by briefly increasing temperature-medium flow, reducing startup drift and measurement delay.

A camera detects fluid application, starts a timer, and measures reagent optics only within the valid reaction window.

Gravity-assisted soil filtration enables rapid field pH readings for nutrient adjustment.

This case combines soil slurry filtration, indicator blending, and gravity flow to improve optical clarity for portable field pH analysis.

Color-based urine screening sets downstream sample amounts for reliable analysis.

A covered base and controlled light-source case limit outside-air effects, stabilizing light quantity and wavelength faster.

Automated optical detection measures asphaltene flocculation thresholds without saturation.

Reaction-kinetics formulas use absorbance readings during immunoassays to detect hook effects and improve concentration accuracy.

An aqueous polymer-dye indicator delivers reversible humidity readings from 32% to 84% RH for monitoring control-device effectiveness.

Track solid-substrate degradation through fluorescent signal changes for reliable, versatile enzyme activity measurement in complex samples.

This analyzer case combines probe immersion, vacuum suction, air blowing, and heating to reduce water use during continuous analysis.

This case uses optical alignment markers and controlled illumination to improve analyte quantitation in lateral flow assays.

A condensing wall directs liquid to a guided-mode resonance sensor, enabling continuous microbial detection without invasive sampling.

An optical fiber probe uses charge changes to measure phage-displayed peptide binding kinetics beyond mass-sensitive detection limits.

This case uses a non-toxic color-changing reagent to detect opioids quickly while reducing handling risks and false positives.

A focused optical image of a fluorescent lateral flow assay supports remote diagnosis while avoiding physical sample transport.

A segmented reaction pad enables rapid, low-cost colorimetric detection of multiple contaminants in perishable liquid foods.

A separate biosensor chip mounts directly on a carrier substrate to support compact, flexible fluid-sample analyte detection.

Compare images with and without illumination to screen ambient light before analyte detection.

Flexible linkers join donor and acceptor chromophores to reduce orientation issues and improve FRET signal consistency.

Porous COFs expose tautomeric sites for rapid sensing while preserving months-long stability and passive regeneration.

This case uses real-time light throughput feedback to set a dynamic settling period, reducing turbidity-driven measurement bias.

Microwave-assisted rhodamine sensors use chelation-enhanced fluorescence and quenching for selective, reversible Al3+ and azide analysis.

This self-contained apparatus combines a collection scoop, preloaded mixing chamber, and test medium for simpler field testing.

Tetradentate dibenzothiophene ligands combine Pt–S and N coordination to improve stability and enable visible temperature sensing.

A gravity-oriented filter, reagent blend, and surfactant support field soil testing without laboratory equipment.

A gravity-assisted slurry filter and surfactant preserve optical clarity for accurate, on-the-go magnesium analysis in soil.

This case shows how curved or tilted DO probe surfaces and filtering reduce bubble artifacts for stable bioreactor oxygen control.

A wedge-shaped sample collector guides buckle engagement, reducing squeezing force and splashing while preserving sample volume.

Optical transmission detects curd concentration in whey, enabling feedback control for consistent cheese production.

Integrated waveguides use low-NA couplers and alignment features to deliver optical energy to removable, multiplexed sample devices.

A filtration-based soil slurry workflow uses reagents and absorbance measurement to assess nutrients without laboratory equipment.

A glucose test pad uses raised spacers to guide blood application, prevent finger contact, and improve measurement consistency.

Automated band sealing and serrated partial cutting reduce plastic use, labor, packaging size, and production costs.

Bragg-grating plasmonic waveguides and balanced interferometry raise sensitivity while reducing footprint and noise in integrated biosensors.