Luminescent Compositions TRIZ Cases

A titanate luminescent material with a core-shell structure deposits metal nanoparticles within a titanium dioxide intermediate layer.

Coating metal nanoparticles with a silicate shell resolves the trade-off between color purity and luminous efficiency in white light LEDs.

Cr3+-doped pyroxene phosphors achieve high quantum efficiency and thermal stability by substituting Sc atoms, resolving low efficiency trade-offs.

A Mn4+ doped complex fluoride phosphor layer converts blue LED light into red emission within a cavity.

Nitride fluorescent material and aluminum oxide particles form a sintered ceramic composite with high thermal conductivity.

A wavelength-converting polymer absorbs blue light and emits long-wavelength fluorescence to protect eyes.

A light-emitting device interlayer configuration using segmented compounds to optimize energy transfer between host and dopant materials.

Suspended gallium phosphide or indium phosphide quantum dots form a transparent, high-refractive-index layer that improves red and infrared light extraction.

Multilayer polymer composite protects quantum dots from photo-oxidation and moisture transmission, maintaining high quantum yield.

Strontium and barium dopants shift SiAlON phosphor emission to 525–537 nm, preventing color reproducibility dropoff.

Precise CaAlSiN3 composition control prevents heterogeneous phases while maximizing luminous efficiency.

Metal nanoparticles in the core generate plasma to excite the sulfur oxide shell, boosting luminescent efficiency while reducing rare earth content.

Host-guest energy level engineering in OLEDs accelerates exciton dissociation, reducing transient lifetime for high refresh rate displays.

A thermally activated delayed fluorescence emitter optimizes external quantum efficiency in organic light-emitting devices.

A sintered surface layer with alumina crystallites reduces total internal reflection in transparent ceramic converters, increasing lumen output by 16%.

A graphene-based hole injection layer enhances charge carrier movement in light-emitting devices.

Vinyl copolymer composition enables quantum dot film formation with clear line-and-space patterns, resolving aggregate formation issues.

Metal oxide core nanoparticles with selenium or tellurium ligands resolve stability and efficiency trade-offs in quantum dot light emitting elements.

Formula 1A and 1B compounds in the hole transport region reduce driving voltage while improving efficiency and lifespan.

A hole transporting material with a C4 to C20 alkyl group stabilizes quantum dots in an electroluminescent device emission layer.

A light emitting device uses segmented phosphors to produce a continuous emission spectrum across visible wavelengths.

A beta-sialon phosphor with a high Eu2+ ratio delivers bright green emission for white LED applications.

Dual host materials with higher triplet energy prevent exciton back-transfer, extending organic electroluminescent device lifetime.

Segmenting green fluorescent materials resolves the trade-off between high luminous flux and wide color reproduction range in liquid crystal displays.

Aluminum hydroxide particles adhere to a fluoride fluorescent material core, resolving adhesiveness issues between the phosphor and resin matrix.

Manganese-doped hexafluorosilicate phosphors replace Eu(II) activators to broaden spectral bandwidth and boost luminous efficacy beyond 200 lm/W.

Segmented partition walls define color regions to control quantum dot layer height, reducing defects and improving emission efficiency.

Filler nanoparticles modify the refractive index of a polysiloxane matrix, reducing total internal reflection and light scattering losses.

A display device uses a molybdenum ditelluride light absorption layer that undergoes reversible phase transitions to modulate optical properties.

Staged phosphor layers on an LED die reduce light reabsorption, increasing color rendering index to 94.2.

An oligomer with polar and nonpolar moieties disperses quantum dots in a low-permeability resin, preventing aggregation under high humidity.

A curable resin composition maintains uniform phosphor distribution through refractive index matching.

A fluoride phosphor production method precipitates A2SiF6:Mn crystals from an aqueous solution containing solid silicon dioxide and a manganese compound.

Coated phosphor particles resist hydrolysis and thermal stress to preserve color stability in LED lamps.

A solution-based method using antisolvent vapor to precipitate zero-dimensional perovskites at controlled temperatures.

A wavelength converter disperses non-agglomerated quantum dots within a thermally conductive component to facilitate heat dissipation.

Segmenting the spectrum into blue, cyan, and green bands within one molecule eliminates complex dye combinations while maintaining high laser power.

Copolymerizing fluorescent dyes within the hydrogel matrix prevents dye leaching and maintains consistent fluorescence intensity for multiplexing.

Mixture of host materials matching energy levels with organometallic dopant lowers operation voltage while extending OLED lifetime beyond conventional limits.

Embedding phosphorescent strontium aluminate in cement solves durability issues while maintaining mechanical strength and skid resistance for infrastructure.

Stripping the sacrificial layer with ultrasonic treatment prevents color mixing in full-color displays while improving resolution and yield.

A pyrene-containing organic electroluminescent material functions as a sensitizer layer to absorb triplet excitons and drive light emission.

A composite host-dopant system using an organometallic compound resolves the trade-off between device structure simplicity and color purity requirements.

Hydride-assisted heat treatment suppresses crystal defects in nitride fluorescent materials by releasing hydrogen, improving light emission intensity.

Doping a silicate matrix with Ce, Tb, and Ag ions stabilizes the phosphor against electron beam decomposition while maintaining high luminous efficiency.

Phosphorescent sensitizers harvest triplet excitons and transfer energy to fluorescent acceptors, boosting internal quantum efficiency.

Inorganic shells coat quantum dots inside mesoporous hosts to block water and oxygen erosion, preventing aggregation and extending device service life.

Sealed nitride firing container prevents oxygen and carbon impurity incorporation, boosting emission efficiency by 20%.