204 results about "Organic laser" patented technology

A printing device and method for printing. The printing device includes photoconductor for receiving a charge, a plurality of organic vertical cavity surface emitting lasers for producing a charged image pattern on said photoconductor; a toner application mechanism for applying a toner onto said photoconductor for creating a toner image pattern in accordance with said charged image pattern; and a transfer mechanism for transferring said toner image pattern onto a media.

The invention discloses a spirofluorene xanthene material and a preparation method and an application method thereof, and relates to application of the material in the fields such as organic electroluminescence, photovoltaic cell, organic electrical storage, organic nonlinear optics, chemical and biological sensing, organic laser and so on. The material has the following structure. The material has the advantages that (1) the material is prepared through a one pot process and has simple steps and mild conditions; (2) the material has the advantages of spirobifluorene materials, and shows high thermal stability and vitrification temperature; and (3) the material has high hole or electron mobility and so on. An electroluminescent device prepared by utilizing the material achieves satisfactory results in aspects such as illumination, luminous efficiency, voltage withstand stability and so on.

An electronic imaging system for providing a viewable color image from an image data stream, including: a plurality of different colored laser light sources arranged in an at least one array with each such colored laser light source including a vertical cavity design; at least one area light valve for receiving the laser light and producing the viewable color image from the image data stream; and a projection lens for projecting the viewable color image onto a target plane.

An asymmetric light emitting structure for producing polarized light that includes a light emitting layer having a plurality of light emitting species, wherein orientation of the light emitting species is uncontrolled. Receipt of the emitted light from the light emitting layer is accomplished via an asymmetric geometric element that also produces polarized light. Additionally, the asymmetric light emitting structure includes a means for excitation of the light emitting layer.

A scanless display system that projects an image directly onto a retina, comprising a plurality of organic laser cavity devices. The organic laser cavity devices are placed in close proximity to a user's eye, for variably changing individual image pixels; wherein projecting the image directly onto the retina occurs by variably addressing individual image pixel locations and variably changing duration of illumination on individual image pixels upon the retina. Also included are a receiver for receiving transmitted electrical signals that include content information; a decoder for decoding received electrical signals; and a modulator for driving the scanless display under predetermined parameters.

The present invention provides an organic semiconductor material with a carbazole unit, a method of synthesizing an organic semiconductor material with a carbazole unit and the preparation method; the material in the category is applied in the field of the organic flat panel display, organic photovoltaic cell, organic optical storage, organic field effect tube, chemical and biological sensing and organic laser and other organic electronic fields. The material is a compound material with a substituted base introduced into the first and eighth levels of the carbazole unit, and has the structure as show in (A). The material has the advantages: (1) the synthesis is convenient and easily accessible and can be flexibly modified; (2) the material can effectively realize the modulation of the photoelectric nature of the material; and (3) the material has the high thermal stability and glass transition temperature, etc. Thus, the material can be expected to be a photoelectric functional material with the commercial potential.

The invention provides a novel organic electroluminescent compound and a preparation method thereof. The compound is synthesized by connecting heterogeneous functional groups to 2,7 positions of spirofluorene xanthene as a center unit, and has a structure represented by a general formula in the specification; and in the general formula, R represents a secondary amino group, a pyrryl group, an indolyl group, a carbazyl group, a benzimidazolyl group, or derivative groups of the above groups. The compound is synthesized through a one-step method, the synthesis method is simple, the above prapred micro-molecular compound luminescence material has a good dissolvability, and the organic electroluminescent compound emits blue light, and can be used in luminescent materials, so the compound is hopeful to be used for making efficient organic light-emitting diode devices, and can be widely used in organic electrical storage devices, organic solar batteries, organic laser diode devices and organic field effect transistors.

The invention is an organic laser apparatus including an organic compound that radiates laser light when current is injected. In an organic compound layer employed for the laser apparatus of the invention, a laminated structure and film thickness of each layer are determined in consideration of wavelength so as to radiate laser light. The organic compound layer collectively means each thin film containing mainly an organic compound formed between a pair of electrodes. The organic compound layer is formed so as to be sandwiched between a pair of electrodes and, preferably, formed by a plurality of layers each having a different carrier transport property and a different light emission wavelength. In addition, it is preferable to form a so-called resonator structure, in which a reflector is provided between the pair of electrodes.

There is provided an organic electroluminescence device including of a substrate, an anode layer, an organic layer including at least one organic material and a cathode layer. A primary light outgoing direction of the device is parallel to a surface of the substrate. Any one of cutoff wavelengths in a transverse electric mode of an optical waveguide having a core layer partially formed of the organic layer is within a wavelength range of a full width at half maximum of a fluorescence spectrum of any one of the organic materials included in the organic layer.

The present invention relates to a kind of polymer material for electroluminescent device and its preparation process. Conjugate or non-conjugate polymer is further modified, i.e., original radical in the polymer is utilized or new radical is introduced to the polymer for reaction with other matter, to obtain new polymer material with excellent electroluminescent performance or carrier transferring performance. Thus prepared polymer material has high molecular weight, excellent heat stability and excellent machining and filming performance, and ma ybe used widely in organic FET, organic electroluminescent LED, organic voltaic cell, organic laser, organic light conducting fiber, chemical and biological sensor and other fields.

Disclosed is a transition metal complex represented by the following formula (1):(wherein M represents a transition metal element; K represents an uncharged monodentate or bidentate ligand; L represents a monodentate or bidentate monoanionic or dianionic ligand; m and o represent an integer from 0 to 5; n represents an integer from 1 to 3; p represents an integer from 0 to 4; W— represents a counterion; and Y1 to Y4, R1, and R2 each independently represent a hydrogen atom, an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, an aralkyl group, a heteroaryl group, an alkenyl group, an alkynyl group, or an alkoxy group).

A spirofluorene bisbenzoacridine organic semiconductor material is a novel n-type spiroarene organic semiconductor material with a cross structure. The material relates to application fields of fine organic synthesis, organic dyes and photoelectric devices. The spirofluorene bisbenzoacridine organic semiconductor material is hopefully applied in aspects of organic electroluminescence, organic laser, photovoltaic cells, electricity storage devices and the like. The invention discloses a method for preparing the spirofluorene bisbenzoacridine organic semiconductor material and use thereof. Because of having a non-planar structure and electrophilic properties thereof, a preliminary effect that the spirofluorene bisbenzoacridine organic semiconductor material is used as a red electroluminescent material and an electronic receptor material of an organic solar cell is achieved, wherein the spirofluorene bisbenzoacridine organic semiconductor material disclosed by the invention has green synthesis advantages; the material can be modified by a plurality of groups more conveniently; device properties can be greatly improved; the spirofluorene bisbenzoacridine organic semiconductor material is hopefully used as an efficient photovoltaic material; and the spirofluorene bisbenzoacridine organic semiconductor material has good industrialization production and a business prospect.

The invention relates to a fluorenyl organic framework material, a preparation and application method thereof. A material which is provided with a framework structure shaped as a Chinese character ri and constructed by the method disclosed by the invention is taken as a new generation organic semiconductor to be applied to an organic electronic device. The structure of the material is shown in the specification. The material has the characteristics that (1) monomers are synthesized via a Grignard reaction and a Friedel-Crafts reaction, the raw material is inexpensive and the synthesis method is simple; (2) the material has high heat stability and glass transition temperature; (3) the material is good in flexibility and high in solubility; and (4) due to the accumulation effect of diaryl fluorine, the material is good in electrooptic activity. The fluorenyl organic framework material can be applied to the organic electronic field of film devices such as organic light emitting display, organic light storage, organic photovoltaic cells, organic field effect transistors and organic laser, and the like. Electroluminescent devices prepared by using the material disclosed by the invention show satisfactory results in luminance, luminous efficiency and voltage resistance stability.

The invention relates to organic photoelectric functional material based on six-substitution three-indene structons and the application thereof, belonging to the technical field of photoelectric material and particularly relating to photoelectric material with definite conjugated branching structure and the application of the material in the field of organic electronics, like organic electrofluorescence and organic laser. The material contains novel 2,3,7,8,12,13-substituted three-combined indene structons, has definite branching three dimensional spatial structure and has good film forming property, excellent thermal stability and enhanced light emission capability. The organic photoelectric functional material has potential application in the field of organic electronics, like organic electrofluorescence, organic laser and organic nonlinear optical material. Specifically, an electrophosphorescence device made with the functional material as blue-fluorescence material is improved in color purity and spectrum stability, and a light pumped organic laser device used as laser medium has low threshold value and high conversion efficiency.

The invention relates to a blue light emitting functional material and the application, which relates to star shooting shape oligomer blue light emitting functional material and the application. The material is monodisperse star shooting shape oligomer on the basis of minami carbazolyl element, the oligomer has the structure of a general formula 1, the material contains minami carbazolyl element, has monodisperse star shooting shape three-dimensional space structure, is easy to form stable amorphous state, and displays excellent filming property and light emitting property. The material has potential application in the fields such as organic electroluminescence, organic laser, organic non-linear optical material and the like. Particularly, organic electroluminescent devices which utilize the functional material to be blue luminescent material have improved luminescent brightness, device efficiency, color purity and spectroscopic stability.

The invention discloses a fluorene copolymer and a preparation method, application and a polymer solar cell device thereof. The copolymer is prepared from raw materials of 2,7-fluorene monomers, thiophene monomers and diazosulfide monomers by performing Suzuki polymerization reaction under the action of a catalyst and alkali. The fluorene copolymer can be applied to the manufacturing of polymer solar cells, organic electroluminescent devices, organic field-effect transistors, organic optical memory devices, organic nonlinear materials or organic laser devices. The polymer solar cell device comprises a glass layer, an ITO layer, a PEDOT:PSS composite layer, an active layer and an Al layer, wherein the active layer comprises electron donor materials and electron acceptor materials of the fluorene copolymer. The fluorene copolymer and the application thereof have the advantages of relatively wide spectral response, relatively high stability, better match with solar radio spectrum and high photoelectric conversion efficiency.

To provide a small and lightweight organic laser device which can be manufactured in a reproductive manner and from which laser light with a desired wavelength can be obtained. A first substrate provided with a light-emitting element having a light-emitting layer between a pair of electrodes and a second substrate provided with a laser medium including a laser dye face each other and one of the pair of electrodes, which is placed between the light-emitting layer and the laser medium, has a light transmitting property. With such a structure, a laser device with which a laser medium and a light source are integrated can be provided.

The present invention relates to organic lasers. More specifically, the present invention is directed to an organic laser that provides a self-stimulated source of coherent radiation originating from organic microcavity polaritons. The organic polariton laser of the present invention comprises a substrate, a resonant microcavity comprising an organic polariton emission layer; and an optical pump. In preferred embodiments the optical pump is a microcavity OLED allowing for the fabrication of a self-contained or integrated device.

An organic vertical cavity laser device includes a substrate; a bottom dielectric stack reflective to light over a predetermined range of wavelengths and being disposed over the substrate, and an organic active region for producing laser light. The device also includes a top dielectric stack spaced from the bottom dielectric stack and reflective to light over a predetermined range of wavelengths, and a thermally conductive transparent layer disposed between the bottom dielectric stack and the organic active region or between the top dielectric stack and the organic active region or both.

The invention provides a novel spirofluorene xanthene organic electroluminescent material and a preparation method thereof. The material is synthesized by connecting a functional group to the 2 position of spirofluorene xanthenes as a center unit, and has a structure represented by a general formula in the specification; and in the general formula, R represents a secondary amino group, a pyrryl group, an indolyl group, a carbazyl group, a benzimidazolyl group, or derivative groups of the above groups. The compound has the advantages of simple synthetic method, easy processing, easy purification and low cost. The above organic electroluminescent compound emits blue light, can be used in luminescent materials, can be used as a hole transport material or an electron transfer material, and is hopeful to be widely used in organic light-emitting diode devices, organic electrical storage devices, organic solar batteries, organic laser diode devices and organic field effect transistors.

A system for mechanically tuning optical wavelengths emitted from an organic laser cavity device, that includes: a multi-layered film structure, wherein the multi-layered film structure is pumped by an incoherent source of photons; and a micro-electromechanical mirror assembly proximate to the multi-layered film structure, wherein the micro-electromechanical mirror assembly varies the cavity length of the organic laser cavity device.

The invention relates to a complicated spiro-aryl fluorine material and preparation and application methods thereof, which belong to the organic photoelectric material scientific field, in particular to the complicated spiro-aryl fluorine material and the preparation method thereof. And the material is applied to organic electronic fields of organic rectifier diode, organic luminescence display, organic laser, etc. With the structure as is shown on the right, the compound material I has the advantages of: (1) having specific electronic structure and photoelectric properties, such as narrow emission spectrum; (2) maintaining high thermal stability and glass transition temperature, etc. Materials of the kind have commercial application potential in stable dark blue materials.

This invention relates to one light device to generate visible light, which comprises the following steps: one light chip to send purple light and ultraviolet light with wave length for 250 nm-420nm; one organic fluorescence layer to make organic polymer through vacuum coating, network print and plane printing and splashing, casting to form light chip surface; one sealing layer with multiple nanometer transistor, wherein, the light energy is of organic laser layer to send one second light for 380nm-800nm for mixing to form one mixture light.

The invention discloses an emitting organic laser thin film device equipped with a gold nanoparticle enhanced light pumped surface and an application and a preparation method thereof. The device is based on the gold nanoparticle local surface plasmon resonance effect and scattering effect so that the properties of surface emitting laser can be effectively improved, including enhancement of emitting intensity, reduction of threshold and enhancement of quality factor. The device is characterized in that the device is composed of a glass substrate, gold nanoparticles, a spacing layer and a gain medium. The laser gain medium is composed of doped small organic molecule host and guest materials. The spacing layer and the gain medium are identical in the host materials. The laser structure is used as a color conversion layer to be applied to an organic electro-diode, and an organic dye thin film layer can be excited to emit light in the combined device by using light emitted by the light-emitting layer so that an effective scheme can be provided for realizing a simple structure electrically pumped organic laser device. The structure is prepared by a vacuum vapor plating method so as to be easy and fast.

The invention relates to a polymeric material containing anthracene and a pyrrole-pyrrole-dione unit, a preparation method thereof and an application thereof. The polymeric material which has a structural formula (III) shown in the specification is copolymerized from anthracene, and pyrrole-pyrrole-dione or derivatives thereof. In the invention, groups for improving the solubility are introduced into pyrrole-pyrrole-dione at the second position and the fifth position to improve the solubility and the film forming ability of the polymeric material, and substituents at third and the sixth position of pyrrole-pyrrole are changed to regulate light absorption range of pyrrole-pyrrole-dione. So the obtained polymeric material containing anthracene and the pyrrole-pyrrole-dione unit has the advantages of good dissolvability, wide spectrum absorption range, and high energy conversion efficiency, can be applied to the organic solar cell field, the organic electroluminescent field, the organic field effect transistor field, the organic optical storage field, the organic non-linear material field, the organic laser field and the like as organic semiconductor materials.

The invention relates to an organic semiconductor laser material as well as a preparation method and an application thereof. The organic semiconductor laser material adopts a butterfly-shaped structure with a pyrene unit as an end sealing unit, fluorenyl as a bridging unit and tetra-substituted symmetric unit as a core, and the material has a structure shown in the specification. The material is simple to prepare, an intermediate is low in cost, a reaction process is easy to control, a product is easy to separate, the yield is high, and the purity is high; the material used for an organic laser device has good thermal stability and film forming stability, low threshold value, low water and oxygen sensitivity and high luminous intensity, and the material has potential application value in the fields of organic semi-conductor laser, organic electroluminescence and organic field effect transistors for electrically pumping due to high lamination efficiency and mobility.

An organic laser cavity device, that includes: a first dielectric stack for receiving and transmitting pumped beam light and being reflective to laser light over a predetermined range of wavelengths and having a substantially low threshold for optical excitation; an organic active region for receiving the transmitted pumped beam light and laser light from the first dielectric stack, and emits the laser light; a second dielectric stack for reflecting the transmitted pumped beam light and the laser light from the organic active region back into the organic active region, wherein a combination of the first and second dielectric stacks and the organic active region outputs the laser light; and an external self-contained photon source of the pumped beam light cooperating with the organic laser cavity for optical excitation at the substantially low threshold.