Luminescent Compositions TRIZ Cases

Non-chromophoric nanoparticles intercept moisture and other degrading species to preserve semiconductor emission and extend optoelectronic lifetime.

Filtering the quantum dot dispersion before film formation suppresses soft aggregates, improving film uniformity, dark current, and yield.

A halide-perovskite down-conversion layer turns UV light into visible light, helping silicon photodetectors avoid surface losses and detect UV more accurately.

A Eu-doped nitridophosphate phosphor converts near-UV or blue light to red, improving white LED efficacy and Ra8 color rendering.

An InP shell passivates InSb quantum dots to suppress Sb oxidation and surface defects, enabling efficient, fast SWIR photodetectors.

Using a nitride binder instead of fluoride prevents calcination reactions, preserving luminous flux and color-controlled emission in light-emitting devices.

Replacing SiO2 glass with a spinel sintered body cuts light scattering in α-sialon phosphor plates and boosts orange LED brightness.

HF surface treatment removes core defects before shell growth, improving quantum yield retention, chemical stability, and color reproducibility.

A tailored phosphor composition stabilizes LED color output despite chip wavelength shifts while improving conversion efficiency and color rendering.

Adjusted photonic crystal layer thickness narrows stop-band width so BE-OLEDs can emit white light with uniform chromaticity over wider angles.

Narrow-band phosphor compositions shift green emission to 515-525 nm while absorbing blue light efficiently to expand display color gamut.

ZnTeSe/ZnSeS core-shell quantum dots enable cadmium-free green emission with improved quantum efficiency and luminance.

Controlling CASN particle circularity improves resin filling and chromaticity, expanding LED display color reproducibility.

A non-uniform phosphor layout in the covering member cuts leakage light while preserving luminous flux and chromaticity at higher temperatures.

High-nitrogen post-sintering cuts the non-luminescent 3334 phase in amber ceramics, boosting quantum yield and moisture stability.

A higher phosphor concentration below the emitting surface improves luminous flux and limits leakage light while keeping visible phosphor low.

Trace Mo, W, Nb, Ta, Ni, Pt, or Ir doping helps red phosphors narrow spectrum half width while maintaining strong emission and conversion efficiency.

Spectral overlap between a TADF material and a phosphorescent emitter boosts external quantum efficiency while lowering OLED drive voltage.

Controlled CASN particle ruggedness improves resin filling and excitation-light transfer, raising chromaticity X in micro LED displays.

Element ratio tuning narrows green emission FWHM in light-conversion materials, improving display gamut coverage and color accuracy.

A reflective optical member recycles unabsorbed primary light through the phosphor, boosting fluorescence output without a thicker converter layer.

Multiple blue LED chips and matched fluorescent powders fill spectral gaps and improve full-spectrum light efficiency, stability, and visual comfort.

Strong polymer bonding to Al2O3-passivated quantum dots preserves optoelectronic stability during extrusion and injection molding.

Organic-precursor carbon dots create multiple emission colors in one fluorescent material, avoiding heavy-metal toxicity and complex particle mixing.

Rubidium vapor converts excess blue LED output into red light while using waste heat for cooling and a spectrum better suited to vision and plant growth.

A phosphor-based emitter separates visible and near-infrared peaks to concentrate light energy, boosting output efficiency and detection sensitivity.

Precise Ca-Eu-Mg-Si-Cl ratios improve chlorosilicate phosphor crystal stability, boosting LED luminous flux and durability in heat and humidity.

Spherical silica filler in a glass phosphor matrix improves light scattering, transmittance, and long-term luminescence under high-output excitation.

Oxide-coated fluoride particles improve moisture and heat resistance, reducing resin degradation and preserving luminous flux in light-emitting devices.

Vapor-phase catalysts cure LED siloxane resins uniformly at lower temperatures, limiting post-curing embrittlement and extending device life.

Multifunctional surface ligands cross-link on quantum dots to improve photothermal stability while preserving photoluminescence for on-chip color conversion.

Multiple phosphors split NIR emission into distinct bands, improving dark-scene visibility and visible-color reconstruction for imaging.

Mn(IV)-activated oxidofluorides convert UV-blue light to stable red emission, improving warm white LED color rendering and low-cost manufacturability.

Embedding perovskite luminescent crystals in a metal-dispersed polymer matrix improves heat, humidity, and blue-light stability with lower heavy metal content.

A polyester-grafted luminescent compound improves resin dispersion and water resistance, helping solar cells maintain luminescence and longer life.

A melt-quench and low-temperature sintering route raises ceramic density and cuts light scattering for blue LED and LD use.

Ultra-low temperature dry sintering densifies PMSQ or PSQ phosphor converters to remove microcracks, smooth surfaces, and protect blue LED chips.

Neodymium-containing particles on β-SiAlON green phosphor improve color purity and humidity stability for wide-gamut LCD backlights.

Spectral overlap between a TADF material and phosphorescent compound boosts OLED external quantum efficiency while keeping drive voltage low.

Mixed acid and thiol ligands on quantum dots preserve quantum yield under irradiation while improving stability and color reproducibility.

A binder polymer and multi-thiol composition protects quantum dots during curing and heat treatment, preserving luminescence and dispersibility.

Element X substitution at Al2O3-YAG:Ce grain interfaces reduces lattice mismatch, improving quantum efficiency, emission intensity, and heat resistance.

Multidentate polymer ligands stabilize perovskite crystals in polymer matrices while blocking ion exchange to preserve brightness and color purity.

Cadmium-free core-shell quantum dots use controlled shell thickness and composition to deliver blue emission, narrow FWHM, and high efficiency.

Silicon substitution in SLAO-type Eu-doped red phosphors suppresses unwanted Eu3+, improving stability, conversion efficiency, and LED lifetime.

Engineered quantum dot layers split the solar spectrum to cut reabsorption losses and raise LSC external optical efficiency beyond 6%.

A chelating agent in silicone resin captures Mn ions, limiting oxide formation and helping light-emitting devices maintain luminous flux over time.

A rare earth aluminate phosphor shifts blue LED output to balance scotopic and photopic visibility while limiting circadian impact.

Cr and Ni doped LiGa5O8 oxide phosphor delivers 1150-1300 nm emission with 150 nm or wider bandwidth for non-destructive sensing.

Layered radiation precuring and final curing improve micro-LED color uniformity and stability while reducing thermal stress.

Low-oxygen AlN phosphor ceramic with manganese doping improves heat dissipation and maintains 590-620 nm light emission.

A dense AlN-europium sintered body balances thermal diffusivity and green photoluminescence for brighter, cooler light-emitting devices.

A CeAl11O18 phase in alumina adds photoluminescence while preserving mechanical strength and thermal conductivity with lower manufacturing cost.

A phosphorescent mediator bridges TADF and multiple resonance emitters to convert triplet excitons, extending OLED life and stabilizing color.

A multi-activator oxide phosphor boosts 700-1500 nm emission intensity under 365-650 nm excitation for deeper sensing and precise analysis.

A Pr-doped garnet ceramic scintillator cuts decay time to limit signal pile-up while preserving light yield for high-rate photon-counting X-ray detection.

A patterned barrier layer enables precise perovskite islands at 10 μm pitch or less, avoiding lithography drawbacks in high-definition displays.

Quantum dots convert light to red and green while metal nanomaterials absorb 550–590 nm light to reduce display reflectance.

This light-emitting device uses twisted, bulky molecular structures to limit π-π stacking and improve efficiency, lifespan, and color purity.

Organometallic sensitizer transfers energy to near-infrared acceptor, bypassing spin-forbidden transitions to boost photoluminescence quantum yield.