104370 ⎘
Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
Methods and systems using encapsulated tracers and chemicals for reservoir interrogation and manipulation
#8402POLYMER MATRIX ELECTROLUMINESCENT MATERIALS AND DEVICES
#8403Lithium metal quinolates and process for preparation thereof as good emitting, interface materials as well as N-type dopent for organic electronic devices
#8404Method for producing organic electroluminescence element
#8405PHOTOLUMINESCENT NANOPARTICLE, PREPARATION, AND APPLICATION THEREOF
#8406Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
#8407Charge transport compositions and electronic devices made with such compositions
#8408Light-Emitting Element, Light-Emitting Device, Display Device, Lighting Device, and Electonic Device
#8409Triphenylene-based compounds and organic electroluminescent device comprising same
#8410Organic EL device and method for manufacturing the same
#8411Materials for organic electroluminescent devices
#8412Heterocyclic quinoid thiophene organic photoelectric material, preparation method and application thereof
#8413Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device
#8414Use of luminescent Ir(III) and Ru(II) complexes
#8415Organic compound and organic light-emitting device
#8416Organometallic complex, light-emitting element, light-emitting device, electronic device, and lighting device
#8417Organic compound and organic light-emitting device having the same
#8418Organic light-emitting device
#8419Organic electroluminescence device and method for producing the same
#8420Compound including indole derivative in which two tertiary amines are substituted, organic electronic element using same, and terminal thereof
#8421Triphenylene hosts in phosphorescent light emitting diodes
#8422Organic compound and organic light-emitting device having the same
#8423NOVEL BENZOXAZOLYL CARBAZOLE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
#8424Light-emitting organic platinum complex, light-emitting material containing this complex and functional device
#8425Luminescent composition and light-emitting element using said composition
#8426Heterocyclic compound, organic light-emitting diode including the heterocyclic compound, and flat display device including the organic light-emitting diode
#8427Heterocyclic compound and organic light-emitting device comprising the same
#8428Heterocyclic compound and organic light-emitting device including the same
#8429Application of triphenylene derivatives in organic electroluminescent devices
#8430Organometal complex and light-emitting element using the same
#8431SUB-DIFFRACTION IMAGE RESOLUTION AND OTHER IMAGING TECHNIQUES
#8432CYCLOPENTADIENEDITHIOPHENE-QUINOXALINE CONJUGATED POLYMER AND PREPARATION METHOD AND USES THEREOF
#8433Copolymer containing fluorenylporphyrin-benzene, preparation method and use thereof
#8434Materials for electronic devices
#8435Organic electroluminescent element including a condensed aromatic heterocyclic ring compound
#8436Light-emitting element, display and display device
#8437Organic electroluminescent device
#8438Polymer compound and light-emitting device using same
#8439Compound and organic light-emitting device including the same
#8440FUNCTIONALIZED TRIPLET EMITTERS FOR ELECTRO-LUMINESCENT DEVICES
#8441POLYMER COMPOUND, METHOD FOR PRODUCING SAME, AND LIGHT-EMITTING ELEMENT USING THE POLYMER COMPOUND
#8442Oxadiazole derivative, light-emitting element material, light-emitting element, light-emitting device, and electronic device
#8443Water soluble near infrared sensing polymers with low band gaps
#8444Electroactive materials
#8445Organic electroluminescence device
#8446ORGANIC ELECTROLUMINESCENT DEVICE AND LIGHT-EMITTING POLYMER COMPOSITION
#8447Material for organic electroluminescence devices and organic electroluminescence device using the material
#8448SUBSTITUTED PYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT
#8449AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME
#8450Device, thin film transistor, method for manufacturing the device and method for manufacturing the thin film transistor
#8451Heterocyclic compound and organic light-emitting device containing same
#8452Metal complexes comprising azabenzimidazole carbene ligands and the use thereof in OLEDs
#8453Carbon-based fluorescent tracers as oil reservoir nano-agents
#8454Polymer for organic electroluminescent element, and organic electroluminescent element using the same
#8455METHOD FOR MANUFACTURING ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC ELECTROLUMINESCENCE ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE
#8456Organic electroluminescence device
#8457ORGANIC ELECTROLUMINESCENCE DEVICE
#8458Fluorine-fluorine associates
#8459Organic compound and organic light-emitting device
#8460Fluoranthene polymer compound
#8461CONJUGATED FLUORENE POLYMER, PREPARING METHOD THEREOF AND SOLAR CELL DEVICE
#8462Organic compound, anthracene derivative, and light-emitting element, light-emitting device, and electronic device using anthracene derivative
#8463Organic electroluminescence device
#8464Phosphorescent material, their preparations and applications
#8465Bianthracene compounds substituted by aromatic ring and their uses for luminescence materials
#8466PLATINUM COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE
#8467Light-emitting material comprising orthometalated iridium complex, light-emitting device, high efficiency red light-emitting device, and novel iridium complex
#8468Polyanthrylene materials and methods for their preparation and use
#8469RED FLUORESCENCE CONVERSION COMPOSITION AND RED FLUORESCENCE CONVERSION FILM
#8470Fused polycyclic compound and organic light-emitting device using the compound
#8471Material for organic electroluminescence device and organic electroluminescence device
#8472Organic electroluminescent device and platinum compound
#8473Composition and light emitting device using the same
#8474Fullerene derivatives and optoelectronic devices utilizing the same
#8475ORGANIC ELECTROLUMINESCENCE DEVICE AND DISPLAY
#8476Compound including indole derivative, organic electronic element using same, and terminal thereof
#8477Organic electroluminescent device
#8478Organic electroluminescent device comprising an organic layer containing an indolocarbazole compound
#8479Compound for organic photoelectric device and organic photoelectric device including the same
#8480Organometallic complex, organic light-emitting element, light-emitting device, electronic device, and lighting device
#8481Light emitting devices and compositions
#8482BLUE PHOSPHORESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
#8483Electroluminescent polymers, process for the preparation thereof, and use thereof
#8484AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
#8485Quinoid thiophene organic photoelectric material, preparation method thereof and application thereof
#8486Synthesis of platinum and palladium complexes as narrow-band phosphorescent emitters for full color displays
#8487Oil soluble taggants
#8488Color conversion films comprising polymer-substituted organic fluorescent dyes
#8489Organic compound and organic light-emitting device including the same
#8490LIGHT EMITTING TETRAPHENYLENE DERIVATIVES, ITS METHOD FOR PREPARATION AND LIGHT EMITTING DEVICE USING THE SAME DERIVATIVES
#8491AMINOANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT FORMED USING SAME
#8492Organic electroluminescent materials and devices
#8493ORGANIC ELECTROLUMINESCENCE DEVICE
#8494MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE MATERIAL
#8495Compound having pyridoindole ring structure having substituted pyridyl group attached thereto, and organic electroluminescence element
#8496METAL COMPLEX, COMPOSITION COMPRISING SAME AND LIGHT-EMITTING ELEMENT USING SAME
#8497DIBENZOFLUORANTHENE COMPOUND AND ORGANIC THIN-FILM SOLAR CELL USING SAME
#8498Pentamethine cyanine fluorescent dye with N-substituting at β-position of conjugated chain
#8499CHEMILUMINESCENT DYES AND DYE-STAINED PARTICLES
#8500Polymer compound and polymer light-emitting device using the same
#8501Compound having triphenylamine structure, and organic electroluminescent device
#8502Organic electroluminescence element
#8503ORGANIC ELECTROLUMINESCENCE DEVICE
#8504Aromatic amine derivative, and organic electroluminescent element
#8505Phosphorescent heteroleptic phenylbenzimidazole dopants and new synthetic methodology
#8506Phosphorescent heteroleptic phenylbenzimidazole dopants
#8507Compounds for electronic devices
#8508Silica nanoparticles doped with dye having negative charge and preparing method thereof
#8509Fluorescent probe compounds, preparation method and application thereof
#8510Compound and organic electroluminescent element using the same
#8511ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC EL DISPLAY DEVICE, AND ORGANIC EL ILLUMINATOR
#8512Organic electroluminescent element and lighting device
#8513Quinoxaline derivative, and organic semiconductor device, electric field light emitting device, and electronic device which have the same
#8514Electronic device comprising metal complexes
#8515NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
#8516Use of rylene derivatives as photosensitizers in solar cells
#8517Functionalized chromophoric polymer dots and bioconjugates thereof
#8518Compound for an organic optoelectronic device, organic light emitting diode including the same, and display including the organic light emitting diode
#8519MATERIAL FOR ORGANIC PHOTOELECTRIC DEVICE INCLUDING ELECTRON TRANSPORTING UNIT AND HOLE TRANSPORTING UNIT, AND ORGANIC PHOTOELECTRIC DEVICE INCLUDING THE SAME
#8520Organometallic complex, and light-emitting element, light-emitting device, electronic device, and lighting device using the organometallic complex
#8521ORGANIC ELECTROLUMINESCENCE DEVICE
#8522Organometallic complex, light-emitting element, light-emitting device, electronic device, and lighting device
#8523Copolymer of pyrene and pyrrole and method of producing the copolymer
#8524Light-emitting device, electronic device, and lighting device utilizing phosphorescence
#8525Light-emitting element, light-emitting device, and lighting device
#8526COMPOUND FOR ORGANIC PHOTOELECTRIC DEVICE AND ORGANIC PHOTOELECTRIC DEVICE INCLUDING THE SAME
#8527Iridium complex, organic light-emitting device, and image display apparatus
#8528Light emitting devices and compositions
#8529COMPOSITION FOR ORGANIC PHOTOELECTRIC DEVICE, ORGANIC PHOTOELECTRIC DEVICE USING THE SAME, AND DISPLAY DEVICE INCLUDING THE SAME
#8530Electroluminescent thiophene derivatives
#8531LIGHT EMITTING ELEMENT, LIGHT EMITTING DEVICE, AUTHENTICATION DEVICE, AND ELECTRONIC DEVICE
#8532White organic electroluminescence device
#8533Compound for organic photoelectric device, organic photoelectric device including the same, and display device including the organic photoelectric device
#8534Thiadiazole-based compound, light emitting element compound, light emitting element, light emitting device, authentication device, and electronic device
#8535CROSS-LINKABLE COPPER PHTHALOCYANINE COMPLEXES
#8536VOLUME-LABELED NANOPARTICLES AND METHODS OF PREPARATION
#8537Photoluminescent organic material
#8538Pyridine-oxyphenyl coordinated iridium (III) complexes and methods of making and using
#8539Composition, film manufacturing method, as well as functional device and manufacturing method therefor
#8540Thiadiazole-based compound, light emitting element compound, light emitting element, light emitting device, authentication device, and electronic apparatus
#8541ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE
#8542ORGANIC ELECTROLUMINESCENT ELEMENT AND NOVEL ALCOHOL-SOLUBLE PHOSPHORESCENT MATERIAL
#8543ORGANIC ELECTROLUMINESCENT DEVICE
#8544Light-emitting element
#8545Compound for an organic photoelectric device, organic photoelectric device including the same, and display device including the organic photoelectric device
#8546Fluorescent substance-containing silica nanoparticles with coating having high bulk refractive index
#8547Fluorescent nanoparticle composites themselves, process for the preparation of such composites, and use in rapid diagnosis systems with affinity to biological molecules
#8548High-intensity, persistent photoluminescent formulations and objects, and methods for creating the same
#8549Anthracene derivative and light-emitting device
#8550Organic EL device
#8551Organometallic complex, light-emitting element, display device, electronic device, and lighting device
#8552Organic electroluminescence device
#8553Triphenylene based aromatic compounds and OLEDs utilizing the same
#8554Iridium complex and organic light-emitting element including the same
#8555Aromatic amine derivative, and organic electroluminescent element comprising same
#8556POLYMERIC MATERIAL AND POLYMERIC LUMINESCENT ELEMENT
#8557Pyrene derivative and organic electroluminescent element using the same
#8558ORGANIC PHOTOSENSITIVE DEVICES COMPRISING ARYL SQUARAINES AND METHODS OF MAKING THE SAME
#8559Simultaneous modulation of quantum dot photoluminescence using orthogonal fluorescence resonance energy transfer (FRET) and charge transfer quenching (CTQ)
#8560Phosphorescent organic compounds
#8561Therapeutic and Cosmetic Electroluminescent Compositions
#8562Artificial fluorescent bases
#8563Quinoxaline derivative, and light emitting element, light emitting device, and electronic device using the quinoxaline derivative
#8564Iridium complex and organic light-emitting device containing same
#8565Light-emitting element
#8566Fluorescence and delayed fluorescence-type organic light-emitting material and element
#8567ORGANIC EL ELEMENT AND METHOD FOR MANUFACTURING ORGANIC EL ELEMENT
#8568Anthracene derivative, light-emitting material, material for light-emitting element, composition for coating, light-emitting element, light-emitting device, and electronic device
#8569Composite material, light-emitting element, light-emitting device, electronic device, and lighting device
#85704H-imidazo[1,2-a]imidazoles for electronic applications
#8571Materials, method, and apparatus for detecting neutrons and ionizing radiation
#8572Compounds having phenanthroline structure
#8573Formulations for the production of electronic devices
#8574Successive deposition apparatus and successive deposition method
#8575Benzo[c]phenanthrene compound and organic light-emitting device containing same
#8576CHRYSENES FOR DEEP BLUE LUMINESCENT APPLICATIONS
#8577Organic electroluminescence device and anthracene derivative
#8578Organic electroluminescent device
#8579Iridium complex, organic light-emitting device, and image display apparatus
#8580Iridium complex and organic light-emitting device including the same
#8581Organic electroluminescent device
#8582IRIDIUM COMPLEX COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND USES THEREOF
#8583Stilbene derivatives, light-emitting element and light-emitting device
#8584Material for organic electroluminescent devices and organic electroluminescent devices made by using the same
#8585NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
#8586Nitrogen-containing condensed heterocyclic compounds for OLEDs
#8587Compound having a substituted anthracene ring structure and pyridoindole ring structure, and organic electroluminescent device
#8588AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
#8589Electroactive materials
#8590Pyridyl carbene phosphorescent emitters
#8591Materials for organic electroluminescent devices
#8592Compounds for porous films in light-emitting devices
#8593Tetradentate platinum complexes
#8594Triarylamine derivative, light-emitting substance, light-emitting element, light-emitting device, and electronic device
#8595Biscarbazole derivatives and organic electroluminescence
#8596Substituted bipyridines for use in light-emitting devices
#8597Fluorescent silica nanoparticles through silica densification
#8598Cyclopara (hetero) arylene compound and method for producing same
#8599GADOLINIUM-LINKED NANOCLUSTERS
#8600Delayed fluorescence material and organic electroluminescence device
#8601Organic compound, organic electronic device using same, and terminal for same
#8602NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
#8603Semiconductor materials prepared from dithienylvinylene copolymers
#8604MATERIALS FOR ELECTRONIC DEVICES
#8605POLYMER COMPOUND AND METHOD FOR PRODUCING THE SAME
#8606Four coordinated platinum and palladium complexes with geometrically distorted charge transfer state and their applications in light emitting devices
#8607Methods of making bis-tridentate carbene complexes of ruthenium and osmium
#8608Cyclic azine derivatives, processes for producing these, and organic electroluminescent element containing these as component
#8609Production method of thermoplastic resin composition, molded body, and light emission body
#8610Thioazole and oxazole carbene metal complexes as phosphorescent OLED materials
#8611Benzo[k]fluoranthene derivative and organic electroluminescence device containing the same
#8612Fluorenylamine compound, organic light emitting device containing the same, material for organic light emitting device, display apparatus, and image input apparatus
#8613Quinoxaline derivative, and light emitting element, light emitting device, and electronic appliance using the same
#8614COMPOUND FOR ORGANIC PHOTOELECTRIC DEVICE AND ORGANIC PHOTOELECTRIC DEVICE INCLUDING THE SAME
#8615Substituted pyrenes and associated production methods for luminescent applications
#8616Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same
#8617POLYMER LIGHT-EMITTING DEVICE
#8618Light-emitting element, light-emitting device, and electronic appliance
#8619METAL COMPLEX COMPOSITION AND COMPLEX POLYMER
#8620POLYDENTATE LIGAND METAL COMPLEX
#8621Iridium complex and light emitting material formed from same
#8622NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
#8623Light-emitting element
#8624Organic light emitting device
#8625Electroluminescent device using azomethine-lithium-complex as electron injection layer
#8626Compound for organic photoelectric device and organic photoelectric device including the same
#8627Monoamine compound, charge transport material, composition for charge transport film, organic electroluminescent element, organic EL display, and organic EL lighting
#8628Light-emitting element
#8629METAL COMPLEX, POLYMER COMPOUND AND DEVICE USING THE SAME
#8630Air-stable, blue light emitting chemical compounds
#8631Carbazole compound and use thereof
#8632Substituted indoloacridines for organic electroluminescent devices
#8633Polymer compound and polymer light emitting device
#8634Dinuclear platinum-carbene complexes and the use thereof in OLEDs
#8635MONOAMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME
#8636Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative
#8637Organic electroluminescence device
#8638Phototherapy devices and methods comprising optionally substituted terphenyl and quaterphenyl compounds
#8639LOW-MOLECULAR COMPOUND, POLYMER, ELECTRONIC-DEVICE MATERIAL, COMPOSITION FOR ELECTRONIC DEVICE, ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC SOLAR CELL ELEMENT, DISPLAY AND LIGHTING
#8640Host material for lighting devices
#8641Heterocyclic compound
#8642Organic light emitting diode and manufacturing method thereof
#8643Curable material and its application
#8644Water-soluble silsesquioxanes as organic quantum dots for sensing and imaging
#8645Organic electroluminescent element using pyrene derivative
#8646Aromatic amine derivative, organic device material and hole-injection/transport material and organic electroluminescent element material each comprising the derivative, and organic electroluminescent element
#8647ELECTROACTIVE COMPOUND AND COMPOSITION AND ELECTRONIC DEVICE MADE WITH THE COMPOSITION
#8648Colorant multimer, colored curable composition, color filter and method for producing the same, and solid-state image sensor, image display device, liquid crystal display device and organic EL display with the color filter
#8649Materials for electronic devices
#8650Syntheses of ultra-bright fluorescent silica particles
#8651AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
#8652Material selecting method upon purifying iridium complex by sublimation
#8653Luminescent organic/inorganic matrix, method for the production thereof and luminescent molecular thermometer based on said matrix
#8654ORGANIC ELECTROLUMINESCENT ELEMENT
#8655Material for organic electronics, organic electronic element, organic electroluminescent element, display element using organic electroluminescent element, illuminating device, and display device
#8656Material for organic electroluminescence device, and organic electroluminescence device
#8657Nitrogen-containing aromatic heterocyclic derivative and organic electroluminescence device using the same
#8658Aromatic amine compound, and light emitting element, light emitting device, and electronic device using aromatic amine compound
#8659Aromatic amine derivative and electroluminescence device using the same
#8660ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE
#8661Compound and organic light-emitting diode, display and illuminating device using the compound
#86625-substituted 2 phenylquinoline complexes materials for light emitting diode
#8663Light energy conversion material
#8664FLUORESCENT MATERIAL FOR CONVERTING WAVELENGTHS, RESIN COMPOSITION FOR CONVERTING WAVELENGTHS CONTAINING THE FLUORESCENT MATERIAL, SOLAR CELL MODULE PRODUCED USING THE FLUORESCENT MATERIAL OR THE RESIN COMPOSITION, PROCESS FOR PRODUCING RESIN COMPOSITION FOR CONVERTING WAVELENGTHS, AND PROCESS FOR PRODUCING SOLAR CELL MODULE
#8665Fluorescent probe
#8666Aromatic amine derivative, and organic electroluminescent element
#8667Compound having carbazole ring structure, and organic electroluminescent device
#8668Carbazole derivative and organic electroluminescent devices utilizing the same and fabrication method thereof
#8669Metal complexes
#8670Adjustable illumination devices
#8671Organic electroluminescent devices and metal complex compounds
#8672METAL COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
#8673Material for organic electroluminescence device, and organic electroluminescence device
#8674PHOSPHORESCENT METAL COMPLEX COMPOUND, METHOD FOR THE PRODUCTION THEREOF AND RADIATION EMITTING STRUCTURAL ELEMENT
#8675ORGANIC ELECTROLUMINESCENCE ELEMENT
#8676FLUORENE COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
#8677Organic light-emitting device
#8678Pyrene compound and organic electroluminescent device including the same
#8679Compound containing 5-membered heterocycles, organic light-emitting device using same, and terminal comprising the latter
#8680PYRENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
#8681Acridine derivative and organic electroluminescence device including the same
#8682Broadly absorbing metalloporphyrin-based multichromophoric arrays for triplet harvesting
#8683Volume-labeled nanoparticles and methods of preparation
#8684ORGANIC ELECTROLUMINESCENCE DEVICE
#8685Aminoanthracene derivative and an organic electroluminescent element employing the same
#8686Heterocyclic derivative and organic light emitting device using same
#8687Fluorophore and fluorescent sensor compound containing same
#8688MINERAL WOOL PRODUCT
#8689ORGANIC ELECTROLUMINESCENCE DEVICE
#8690Organic electroluminescence device
#8691ORGANIC ELECTROLUMINESCENCE DEVICE
#8692Material for organic electroluminescence device and organic electroluminescence device
#8693Compositions comprising organic and organometallic compounds, and their applications in organic electroluminescence, light emission, display, and illumination devices
#8694Heterocyclic compound and organic light-emitting device using the same
#8695Heterocyclic compound and organic light-emitting device using the same
#8696Organic electroluminescence device
#8697Organic electroluminescent device
#8698Fluorescent isoindoline dyes
#8699ORGANIC EL ELEMENT AND METHOD OF MANUFACTURING THE SAME, ORGANIC EL DISPLAY DEVICE USING THE ELEMENT, ORGANIC EL MATERIAL, AND SURFACE EMISSION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE MATERIAL
#8700Light emitting device and electronic appliance