50 results about "Rubidium compound" patented technology

The present invention provides a method for producing a distributed refractive index-type optical element which can be optically designed readily, enables to provide a desired optical element in a simple manner and has an ultraviolet ray-absorbing ability.The present invention provides a method for producing a distributed refractive index-type optical element having an ultraviolet ray-absorbing ability, which comprises of the steps of: applying a paste comprising at least one compound selected from the group consisting of a lithium compound, a potassium compound, a rubidium compound, a cesium compound, a silver compound, a copper compound and a thallium compound, an organic resin and an organic solvent onto a glass substrate comprising an alkali metal component and an ultraviolet ray-absorbing component as glass constituent components; and heat-treating the resulting substrate at a temperature lower than the softening point of the glass substrate.

The invention belongs to the technical field of a semiconductor device, and particularly relates to an organic semiconductor device by using alkali metal rubidium compound as a buffer layer or an electron injection layer. The alkali metal rubidium compound adopts RbBr, Rb2CO3, Rb2SO4, RbOH, RbNO3, RbClO4, RbCl, RbI, RbF and the like. According to the organic semiconductor device by using the alkali metal rubidium compound as the buffer layer or the electron injection layer, disclosed by the invention, Rb compound is formed into a single cathode buffer layer or is together mixed with an organic material in the organic layer and the cathode of the semiconductor device, thus the electron injection and transmission of the organic semiconductor device can be effectively enhanced, and the performances of the organic semiconductor device can be increased further.

The invention discloses a Te-doped A2SnCl6 perovskite material and a preparation method thereof. In the Te-doped A2SnCl6 perovskite material, A = Cs, Rb and K, a cesium-containing compound, a rubidium-containing compound, a potassium-containing compound, a tin-containing compound and a tellurium-containing compound are used as reaction reagents, and concentrated HCl is used as a solvent; the Te-doped A2SnCl6 perovskite material is prepared, and the influence of the temperature on the luminous efficiency of the A2SnCl6 perovskite material is explored. The Te-doped A2SnCl6 perovskite material prepared by adopting a solvothermal method is good in crystallization, high in quality, capable of being rapidly synthesized in quantity and simple and controllable in process, doping of different concentrations can be effectively realized by adjusting the feeding ratio of Te / Sn, and the Te-doped A2SnCl6 perovskite material has good repeatability..

The invention relates to an organic light-emitting device and a production method thereof. The organic light-emitting device is of a layered structure and comprises an anode conducting substrate, a hole injection layer, a hole transmission layer, a light-emitting layer, an electron transmission layer, an electron injection layer and a cathode layer which are stacked in sequence; electron injection layer comprises a passivating layer, a rubidium compound doping layer and a rhenium compound layer; the passivating layer is made of materials of silicon dioxide, aluminum oxide and nickel oxide or copper oxide. Metal ions in the electron injection layer and a cathode can be prevented from penetrating to an organic layer by the passivating layer in the electron injection layer, an electron trap is formed, and electrons are captured and cannot reach the light-emitting layer.

The invention discloses a rubidium-doped high-rate lithium battery positive electrode material and a preparation method thereof, and the preparation method comprises the following steps: S1) uniformlymixing a positive electrode active substance, a rubidium compound and a cesium compound, and calcining for 5-10h at the temperature of 600-1000 DEG C to obtain a precursor material; S2) performing annealing treatment on the precursor material subjected to high-temperature calcination, then mixing a coating agent and a conductive nano carbon material, and grinding in a ball mill for 0.5-2 h to obtain a lithium battery positive electrode material; and S3) adding a conductive agent and a binder into the lithium battery positive electrode material prepared in the step S2), blending, and carryingout ultrasonic treatment for 2-4h to obtain the lithium battery positive electrode material slurry. Rubidium / cesium ions are doped to replace part of lithium ions to form a large-aperture ion channel,so that lithium ion conduction is promoted, and the charging rate performance and the discharging capacity of a lithium battery are remarkably improved.

The invention relates to an organic light-emitting device and a production method thereof. The organic light-emitting device is of a layered structure and comprises an anode conducting substrate, a hole injection layer, a hole transmission layer, a light-emitting layer, an electron transmission layer, an electron injection layer and a cathode layer which are stacked in sequence; the electron injection layer comprises a cesium salt layer, a rubidium compound doping layer and a pathalocyanine metal compound layer. Injection efficiency of electrons can be improved by the aid of the cesium salt layer, transmission speed of the electrons can be increased by the aid of the rubidium compound doping layer, and light-emitting efficiency can be improved by the aid of the pathalocyanine metal compound layer.

The present invention provides a method of producing an optical element without the need for high vacuum, unlike the thin film deposition methods, and without using a molten salt. More specifically, the invention provides a method of producing an optical element comprising applying a paste containing at least one compound selected from lithium compounds, potassium compounds, rubidium compounds, cesium compounds, silver compounds, and thallium compounds, an organic resin, and an organic solvent to a glass substrate containing an alkali metal component as a glass component and then performing heat treatment at a temperature below the softening temperature of the glass substrate.

The invention discloses a compound zinc rubidium germanate nonlinear optical crystal and a preparation method and application thereof. The chemical formula of the compound is Rb2ZnGe2O6. The preparation method of the compound comprises the steps that raw materials consisting of a rubidium-containing compound, a zinc-containing compound and a germanium-containing compound are evenly mixed and fully ground, the formed mixture is placed in a muffle furnace, water and gas in the raw materials are removed through pre-sintering at a low temperature, then heating for calcination is conducted, and during the period, the mixture is taken out for grinding multiple times and calcination is continued, thereby obtaining the compound zinc rubidium germanate; and the compound and a fluxing agent are further mixed and heated to obtain a mixed solution, and the zinc rubidium germanate nonlinear optical crystal is prepared in a crystal growth furnace. The invention has the technical effects that the obtained crystal has the advantages of excellent thermal stability, wider light transmission range, moderate hardness, stable physical and chemical properties and the like; and the compound zinc rubidium germanate obtained by the method can be used for preparing frequency doubling devices.

The invention relates to a method for preparing styrene by ethylbenzene dehydrogenation, which is mainly used for solving the problem of uneconomical styrene production due to inadequate strength of low-potassium catalyst and low stability under the condition of low water ratio. The technical scheme adopted by the invention is as follows: ethylbenzene, which is used as the raw material, contacts the catalyst to react to generate styrene under the conditions that the ethylbenzene airspeed is 0.5-3.0 h<-1>, the weight ratio of water to ethylbenzene is 1.0-4.0, the reaction temperature is 570-645 DEG C, and the reaction pressure is 0-20 KPa; and the catalyst is prepared by adding a rubidium compound and at least one of medium rare earth oxides comprising Pm2O3, Eu2O3, Gd2O3 and Dy2O3 into the ferrum-potassium-cerium-tungsten-calcium catalytic system, thus the problem of uneconomical styrene production is preferably solved, and the method provided by the invention can be used for preparing styrene by ethylbenzene dehydrogenation in an industrial production mode.

An organic electroluminescence device comprises an anode, a hole injection layer, a hole transporting layer, a luminous layer, an electron transporting layer, an electron injection layer and a cathode which are overlapped in sequence, wherein the electron injection layer comprises a two-element-doped layer and a metal doped layer; the two-element-doped layer is made of one or more rubidium compound materials and an organosilicon small molecular material; the rubidium compound material(s) is / are one or more of rubidium carbonate, rubidium chloride, rubidium nitrate and rubidium sulfate; the energy gap of the organosilicon small molecular material is -3.5 eV to -5.5 eV; the metal doped layer is made of one or more of metal materials and one or more electron transporting materials; the work function of the metal materials is -2.0 eV to -3.5 eV; the electron transporting material(s) is / are one or more of 4,7-diphenyl-1,10-phenanthroline, 2-(4'-tert-butylphenyl)-5-(4'-biphenyl)-1,3,4-oxadiazole, 8-hydroxyquinoline aluminum, and N-aryl benzimidazole.

A compound of rubidium sodium chloroborate and rubidium sodium chloroborate optical crystal, its preparation method and application. The compound rubidium sodium chloroborate has a chemical formula of RbNa2B6O10Cl and a molecular weight of 391.76. It is synthesized by a solid-state reaction method. The chemical formula of the rubidium sodium chloroborate optical crystal is RbNa2B6O10Cl. Molecular weight 391.76, belongs to orthorhombic crystal system, space group P212121, unit cell parameters are a=8.3251(3)Å, b=9.6543(3)Å, c=12.7544(4)Å, Z=4, V=1025.11(6 )Å3, the light transmission band is between 190nm and 2600nm, and the crystal is grown by the high-temperature melt method. The rubidium sodium chloroborate optical crystal has moderate mechanical hardness, is easy to cut, polish, process and store, is insoluble in water, does not deliquesce, and is insoluble in air. Medium stability, suitable for making optical devices such as windows, lenses and prisms. For example: windows, hoods or fairings used in infrared detectors and aircraft; convex lenses used in microscopes and telescopes; prisms used in periscopes, binoculars and other instruments to change the direction of light.

The invention relates to a method for preparing rubidium pentaborate, and belongs to the technical field of a rubidium compound. The method for preparing the rubidium pentaborate disclosed by the invention comprises the following steps of a, adding rubidium carbonate to 20-30wt% of boric acid solution to agitate, so as to obtain reaction liquid, wherein the weight of the rubidium carbonate is 7.5-11.5% of that of water in the boric acid solution; and b, filtering the reaction liquid obtained in step a, and drying a filter cake. The method disclosed by the invention has the advantages of being short in synthesis time, high in yield, fast and simple, environment-friendly, economic and the like.