85results about How to "Achieve glow" patented technology

The invention discloses a thermal activation delayed fluorescence material based on a dibenzophenazine derivative as well as a preparation method and application of the thermal activation delayed fluorescence material, and belongs to the technical field of organic photoelectric materials and devices. The structural formula of the material is shown as a formula (I), in the formula (I), R1 is phenoxazinyl, phenothiazinyl or dimethyl acridinyl, R1' is phenoxazinyl, phenothiazinyl or dimethyl acridinyl, R1 '' is phenoxazinyl, phenothiazinyl or dimethyl acridinyl, and R2 is H, phenoxazinyl, phenothiazinyl or dimethyl acridinyl. The material provided by the invention has the advantages that the electron acceptor and the electron donor unit show a highly distorted rigid structure, 100% theoretical internal quantum efficiency can be realized, the fluorescence quantum yield is high, a guarantee is provided for a high-efficiency long-waveband OLED device, and the like. And a polysubstitution mode is adopted, so that red shift of molecular emission wavelength is facilitated, long-waveband luminescence is realized, and a guarantee is provided for an efficient long-waveband OLED device.

The invention discloses an LED street lamp, aiming at providing a high power LED aluminum base plate integrated module with excellent heat elimination performance and effectively prolonged service life. The high power LED aluminum base plate integrated module comprises an LED (1) and an aluminum base plate (2). The aluminum base plate (2) comprises an aluminum plate (20); an insulated oxidization layer (25) is covered on the upper surface of the aluminum plate (20); a basement film (21) and a conducting film (22) are arranged on the insulated oxidization layer (25) in sequence; the conducting film (22) forms a circuitous pattern; the basement film (21) is matched with the contour of the conducting film (22); a plurality of welding films (23) are arranged on the conducting film (22); the chip of the LED (1) is stuck to the insulated oxidization layer (25); and a lead foot of the LED (1) is welded on the welding film (23). The LED street lamp can be widely applied to the lighting field.

The invention discloses a one-step preparation method for white light-emitting carbon dots, and relates to the field of luminescent nanomaterials. The white light-emitting carbon dots are prepared byusing the following method: in a constant temperature oven, dissolving o-phenylenediamine and catechol at different ratios in an alcohol solvent which includes methanol, ethanol, propyl alcohol, butylalcohol, pentanol and other alcohol, packaging the mixture into a reaction kettle, controlling the temperature of the oven at 140-240 DEG C, and performing a solvothermal reaction for 4-48 hours so as to obtain fluorescent carbon dots with luminescent peaks covering 400-700 nm, wherein the obtained fluorescent carbon dots includes the white light-emitting carbon dots which have CIE chromaticity coordinates of (0.33, 0.33). The white light-emitting carbon dots prepared by using the method has excellent optical properties, a simple preparation method, easily available materials and low cost, and can be directly added to epoxy resin as an encapsulating material of diodes so as to prepare a white light LED device.

The invention provides a micro LED device and a manufacturing method thereof. According to the invention, a micron-scale LED element is manufactured with plasmas directly etched on an epitaxial wafer so that the LED element does not need to be transferred and that the substrate does not need to be stripped, and the inner part of the substrate is provided with a hole directly to form a through hole with the result that a metal back plate serving as a negative electrode penetrates through the through hole to be directly in contact with the epitaxial wafer; and when the through hole is manufactured on the substrate, a method combining the longitudinal multi-time invisible cutting and the laser scribing is utilized, which is simple and convenient to operate. In the invention, a metal contact located on the periphery of a transparent upper cover plate is designed as a positive electrode, and the direct connection of the positive electrode to the negative electrode is able to realize the illumination of the point-controlled LED element, so that a micro-scale small-size LED element does not need to be subjected to wire marking and transferring operation.

The invention discloses an enhancement-mode HEMT (High Electron Mobility Transistor) device capable of inhibiting a current collapse effect, and a preparation method thereof. The HEMT device comprises a heterostructure, a source electrode, a drain electrode and a grid electrode, wherein the source electrode, the drain electrode and the grid electrode are connected with the heterostructure; the heterostructure comprises a first semiconductor used as a channel layer, and a second semiconductor used as a barrier layer, wherein the second semiconductor is formed on the first semiconductor; two-dimensional electron gas is formed in the heterostructure; a quantum well layer and a third semiconductor are formed on the second semiconductor in sequence; the third semiconductor and the second semiconductor have different conduction types; and the grid electrode and the third semiconductor are in electric contact. By use of the device, a quantum well structure is independently directly integrated in a grid electrode area and a non-grid electrode area in the enhancement-mode HEMT device, so that luminescence can be realized when the device is on, the luminescence can be effectively radiated in a surface area between a grid-drain and grid-source and can be deepened into materials, and a releasing process of electrons captured by various types of defect modes can be quickened so as to effectively inhibit a device current collapse effect.

The invention discloses an electrochromic intelligent display curtain wall. The electrochromic intelligent display curtain wall is characterized in that a reflecting layer is arranged on the electrochromic intelligent display curtain wall, external light penetrating an electrochromic layer is reflected outwardly by the reflecting layer, curtain wall light emitting is achieved, and pattern change and information display on the curtain wall are achieved by regulating the light transmittance of the curtain wall. The design-optimized electrochromic intelligent display curtain wall has the advantages that the structural design of the curtain wall is optimized and reasonable, vertical-face pattern and information display of the building curtain wall are achieved by reflecting sunlight or other environment light, the weak-current-controlled electrochromic layer is used to replace a strong-current-supply light source, and energy consumption is lowered greatly. The invention further provides an electrochromic intelligent display system for a mansion. The electrochromic intelligent display system comprises the electrochromic intelligent display curtain wall, and display performance of the outer wall of the mansion can be achieved by unit modularized control.

The invention relates to an LED lamp with the adjustable light color. The LED lamp comprises a lamp holder. A lamp shell is arranged on the lower portion of the lamp holder. Limiting plates are arranged on one inner side wall of the lamp holder. A circuit board is arranged between the limiting plates. A plurality of full-color LED lamp bodies are arranged on the circuit board. The circuit board is provided with a plurality of dimming seats. The full-color LED lamp bodies are arranged between the dimming seats. The circuit board is connected with an outgoing line. A plurality of positioning shafts are arranged in the lamp holder. The two ends of the positioning shafts are installed between the inner side walls of the lamp holder. The outer peripheral face of each positioning shaft is sleeved with a cyclophon. Dimming sheets are arranged under the cyclophons. A dimming plate is arranged in the lamp holder. The dimming sheets are installed on the dimming plate. A plurality of dimming grooves are formed in the dimming plate and between the dimming sheets. According to the LED lamp with the adjustable light color, the full-color LED lamp bodies can be controlled to emit light, the light range of the full-color LED lamp bodies can be adjusted, and adjustment is more flexible.

The invention discloses a force-induced discoloring asphalt material for an asphalt pavement in a tunnel. The force-induced discoloring asphalt material is prepared from discoloring asphalt, a force-sensing material and a reinforcing agent. The force-induced discoloring asphalt material has the advantages that by adding the force-sensing material and the reinforcing agent into the discoloring asphalt, the road pavement is yellow under the condition of no automobile driving on the road pavement; the road pavement is blue under the condition of automobile driving on the road pavement; the road pavement can emit light for a long time; the problems of poor light emitting efficiency and short duration in the existing light-emitting asphalt road pavement in the tunnel.

The invention relates to a ventilation type semiconductor lighting lamp. The ventilation type semiconductor lighting lamp comprises a ventilation shell. A plurality of ventilation holes are formed in the front face of the ventilation shell. A circuit board is arranged on the inner bottom of the ventilation shell. A plurality of semiconductor LEDs are arranged at the lower portion of the circuit board. One side of the ventilation shell is arranged on a supporting shell. A plurality of ventilation openings are formed in the inner side wall of the supporting shell. An air conveying box is arranged on one side of the ventilation shell. An air conveying hole is formed between the air conveying box and the ventilation shell. An electric air pump is arranged on the top of the air conveying box. The air conveying box and the supporting shell are connected through an air conveying pipe. A supporting frame is arranged on one side of the ventilation shell. Installing shafts are arranged at the end portions of the supporting frame and sleeved with supporting rollers. A solar film battery is arranged between the supporting rollers and connected with the circuit board through a cable. The solar film battery can provide electric energy for the circuit board, and accordingly the semiconductor LEDs can be instructed to achieve light emitting and shining; and the heat dissipation function can be achieved as well.

The invention discloses a city tunnel automatic starting and stopping LED illumination lamp. The city tunnel automatic starting and stopping LED illumination lamp comprises a shell. A telescopic device is arranged in the shell. A transverse rod is fixedly connected to the bottom end of the telescopic device. The two ends of the transverse rod penetrate through rectangular holes formed in both the two side faces of the inner wall of the shell correspondingly and are fixedly connected with two driving devices arranged outside the shell, and a rotary shaft is fixedly connected with the lower surface of the part, located in the shell, of the transverse rod. The surface of the rotary shaft is sleeved with a bearing. Two vertical rods are fixedly connected to the surface of the bearing and are arranged symmetrically. According to the city tunnel automatic starting and stopping LED illumination lamp, through matching of the telescopic device, the transverse rod, the rectangular holes, the rotary shaft, the bearing, the vertical rods, a threaded barrel, a threaded column and a sliding plate, the LED lamp is installed, thus installation of the LED lamp can be achieved without the need for a wrench used by an installation worker, the workload of the installation worker is reduced, and convenience is brought to the work of the installation worker.

The invention discloses an antibacterial wound dressing based on a visible light up-conversion material and a preparation method of the antibacterial wound dressing. The dressing takes a chitosan filmas a carrier, a large number of Y2SiO5: Pr < 3 + > and Li < + > particles are embedded in the chitosan film. The dressing utilizes a large number of amino groups on a natural polymer material chitosan (CTS) to kill bacteria, and a rare earth up-conversion material is added on the basis. As a unique optical material, the rare earth up-conversion material can realize anti-Stokes luminescence, continuously absorb two or more low-energy photons to transition to a higher energy level, and when the photons return to the ground state, they can emit short-wavelength visible or ultraviolet light.

The invention discloses an intelligent lamp control system, and the system comprises a touch control circuit, a lighting circuit, a negative ion generation circuit, a wireless communication circuit and a mobile client; the on/off of the lighting circuit can be controlled through the touch control circuit, the lighting or extinguishing of the lighting circuit is realized, and the on/off of the negative ion generation circuit can be controlled through the touch control circuit; when the negative ion generating circuit works, negative ion components in air can be increased, the air quality is improved, the lighting circuit and the negative ion generating circuit are controlled by the mobile client through the wireless communication circuit, lighting and negative ion functions can be intelligently started through the mobile client, so the lighting requirement can be met, and the effect of improving the air quality can be achieved. Besides, the invention also discloses an intelligent lamp,which can realize integration of intelligent lighting and negative ion functions, realizes multifunction of the lamp, and meanwhile, can intelligently start the lighting and negative ion functions through the mobile client, so the use experience of a user on the intelligent lamp is improved.

The invention discloses a colorful flower toy for children. The colorful flower toy for the children comprises a flower rod made of transparent plastic materials. The end of the flower rod is provided with a flower ball made of transparent plastic materials. The flower ball is connected with a plurality of petal bodies made of transparent plastic materials. The interior of each petal body is of a cavity structure. The interior of the flower ball is of a cavity structure. The petal bodies are communicated with the flower ball. The bottom of the flower rod is provided with a bottom cover. The interior of the flower rod is of a cavity structure. A dry battery is arranged in the flower rod. The bottom of the bottom cover is provided with a control button. A colorful LED lamp set is arranged in the flower ball. The colorful LED lamp set is composed of a plurality of colorful SMD LEDs. The control button, the dry battery and the colorful LED lamp set are electrically connected with one another. The colorful flower toy for the children has the light emitting function, can shine as a whole and is more attractive in appearance.

The invention discloses an optical fiber common point target used in a station-moving test process of an electronic theodolite and relates to the optical fiber public point target, which solves the problem that a measurement error is large because a hemisphere of the current common point target is needed to be rotated manually after the electronic theodolite is moved and the aiming difficulty of the electronic theodolite is high due to unavailable lamination. A luminous end of the optical fiber common point target used in the station-moving test process of the electronic theodolite is a spherical optical fiber; and the tail end of the optical fiber of which one end is spherical is contacted with a light output end of a luminous module. The optical fiber public point target is suitable for the station-moving test process of the electronic theodolite.

The invention discloses a buckle cap contact type switch which comprises a buckle cap and a lapping cap connected with the buckle cap. The buckle cap and the other side of the lapping cap are connected through a buckle, and a first control circuit board is arranged in the buckle cap. An LED lamp and a battery pack are arranged on the first control circuit board, the LED lamp is electrically connected with the first control circuit board, and the battery pack is electrically connected with the first control circuit board. The first control circuit board is connected with a first electric connecting piece, and a first protrusion is arranged on the outer side of the first electric connecting piece. A second control circuit board is arranged in the lapping cap, the second control circuit board is connected with a second electric connecting piece, and a second protrusion is arranged on the inner side of the second electric connecting piece. The first electric connecting piece and the second electric connecting piece are in contact connection, and the first protrusion and the second protrusion are buckled together. According to the buckle cap contact type switch, when the buckle cap and the lapping cap are buckled together, the first electric connecting piece and the second electric connecting piece are in contact, the first protrusion and the second protrusion are buckled together to achieve closing of circuits, the battery pack provides power, and the LED lamp can emit light.

The invention discloses an airflow control switch and a toy containing the airflow control switch. The toy containing the airflow control switch comprises at least one air bag and the control switch. An air in-out port which enables air to blow outwards when the air bag is squeezed is formed in the air bag, and the control switch comprises a microphone and a signal control panel. A main control chip is arranged on the signal control panel, the microphone is located at the position of the air in-out port and is connected with the signal control panel, and the microphone is used for obtaining acoustical signals produced when the air in-out port blows air outwards and turning the acoustical signals into electrical signals to send the electric signals to the main control chip. Compared with an existing toy, the toy can achieve starting and luminescence due to the fact that the air bag is squeezed, can bring pleasure to children when being opened, and greatly increases experience feeling and entertainment when being played by the children.

The invention relates to an intelligent traffic spacer bar which comprises a spacer bar body (1), a reflecting plate (6), a control module (2), a power source (3), a light-sensitive sensor (4) and a light source (5). The power source (3), the light-sensitive sensor (4) and the light source (5) are connected with the control module (2). The spacer bar body (1) is a column which is made of transparent materials and provided with an inner cavity (7). The reflecting plate (6) is arranged on the bottom face of the inner cavity (7) of the spacer bar body (1), and the reflecting face of the reflecting plate (6) is upward. The light source (5) is arranged on the top face of the inner cavity (7) of the spacer bar body (1), and the light source (5) carries out irradiation downwards. The control module (2), the power source (3) and the light-sensitive sensor (4) are arranged on the surface of the spacer bar body (1). According to the intelligent traffic spacer bar, overall light emitting of the spacer bar body (1) is achieved, and the visibility of the intelligent traffic spacer bar under the bad light environment can be effectively improved.