Nanooptics TRIZ Cases

A thermochromic window uses nanodots to boost visible light transmittance while maintaining infrared blocking.

Carbon nanotube pillars grown on glass substrates act as uniform spacers, eliminating optical rings and color shifts caused by uneven cell gaps.

An integrated light blocking layer absorbs zero-order light, reducing image defects and lowering assembly costs for depth sensors.

Organic fluoride agents etch Group III-V and II-VI quantum dot surfaces, removing traps to boost quantum yield without hydrofluoric acid hazards.

A laser diode uses a low refractive index mode-splitting layer to expand vertical near-field beam width.

An elongated seed quantum dot maintains photoluminescence quantum yield above 65% across 20°C to 150°C temperatures and up to 150 W/cm² light fluxes.

Trapezoidal dielectric blocks enable precise near-field beam deviation, avoiding high absorption losses found in plasmonic lenses.

A display panel uses luminescent nanostructures to convert incident light wavelengths for improved optical performance.

A negatively-refractive focusing structure concentrates electromagnetic energy in an exterior region using transformation media with specific constitutive parameters.

A quantum dot material integrates photoresponsive cross-linking agents to enable direct light-induced patterning without sacrificial layers.

Metal halide surface passivation on InP core quantum dots resolves the trade-off between toxicity and photoluminescence yield.

A holey optical device uses concentric subwavelength holes to focus light into a circular spot.

A T-shaped circulator uses a square lattice photonic crystal with a ferrite resonant cavity to transmit electromagnetic signals directionally.

Three-dimensional nano-structures expand the semiconductor contact area to enhance electron-hole recombination density.

An optical plate uses multi-resonance structures to introduce abrupt phase, amplitude, and polarization changes to incident radiation.

Metal nanowire bridges connect electrodes through insulation openings, eliminating etching damage and improving signal detection accuracy.

An etched optical etch-deceleration layer controls etching rates across different meta-atom groupings to resolve manufacturing difficulty.

A Group III nitride light-emitting device uses compositionally varying regions at the well layer interface to suppress misfit dislocations.

A metrology target uses photonic crystal arrays to measure overlay shift and depth of focus via light spectra analysis.

A polymer intermediary absorbs mechanical stress to eliminate random wrinkle formation, enabling deterministic single photon emitter placement.

Degenerate band edge structures convert incident radiation into slow modes, solving low efficiency and large dimension trade-offs.

Polymeric encapsulation stabilizes heavy metal-free quantum dot beads, eliminating cadmium toxicity while maintaining high quantum efficiency.

A patterned distributed Bragg reflector and metal buffer layer enable epitaxial lateral overgrowth of GaN thin films on silicon substrates.

A refractive index control layer suppresses diffraction in colloidal crystal optical filters.

Transfer printing aligns photonics components on read/write heads, resolving sub-wavelength alignment challenges in heat-assisted magnetic recording.

A micro displacement sensor uses segmented photonic crystal modules with light-guide channels to detect relative movement via light coupling efficiency.

Non-reciprocal resonator coupling enhances detection sensitivity without increasing electromagnetic wave power.

Varying dielectric pillar sizes in photonic crystal waveguides reduces wavelength dependency of group refractive index.

Arrays of quasi-cylindrical nanowires support Mie resonances to collect photons from areas larger than their physical cross-section.

Coupling incident pump waves to epsilon-near-zero polariton modes in ultrathin films.

Colloidal halide perovskite nanosheets form solid thin films via room-temperature solution processing.

A two-dimensional photonic crystal slab with periodic lattice points resonates electromagnetic waves at the band edge to capture incident energy.

A planar waveguide slow-mode section enhances light-matter coupling efficiency for single photon devices.

Alternating dielectric layers in a nanostructured acousto-optic medium expand the diffraction angle range, eliminating bulky separate optical systems.

Indium phosphide nanostructures achieve quantum yields above 65 percent while eliminating cadmium toxicity.

A thermo-tunneling design using dilute nitride quantum wells facilitates sequential thermionic promotion and resonant tunneling of electrons to the conduction band continuum.

A quantum dot preparation method uses cation exchange to form alloy cores with precise composition distribution.

Pulsed laser deposition creates zero-offset superlattices to overcome fabrication cost barriers while maintaining high power conversion efficiency.

Conjugated double bond bridges in quantum dot ligands facilitate charge carrier transport, resolving poor light emission from traditional hydrocarbon shells.

Indefinite electromagnetic medium converts evanescent waves to propagating waves for enhanced imaging.

Air-bridged electrodes bridge nanowire gaps to ensure uniform current spreading while reducing light absorption losses.

Mixed red and green quantum dot ink simplifies the color filter substrate process, improving yield by eliminating separate coating steps.

Transformed cladding waveguides using all-dielectric metamaterials achieve sub-diffraction confinement and order-of-magnitude crosstalk reduction.

A topological insulator coating enhances mechanical hardness on optical elements while maintaining optical transparency.

A quantum dot-polymer composite pattern uses a carboxylic acid polymer matrix to disperse cadmium-free quantum dots.

Dielectric nanostructures pre-compensate optical path length differences to eliminate chromatic aberrations in virtual reality displays.

A nitride semiconductor light-emitting device uses an intermediate layer to reduce working voltage.

Alternating wide and narrow band gap layers create a superlattice contact that increases open circuit voltage without reducing fill factor.

A quantum dot display panel uses electrostatic attraction to position charged dots on processed regions for precise pattern formation.