260results about How to "Increase disorder" patented technology

The invention relates to a composite anode material for a lithium ion battery, and a preparation method and application of the composite anode material. By heteroatom doping, the capacity of charred soft carbon is enhanced; and meanwhile, a carbon/carbon composite anode material is prepared by combining the charred soft carbon and a graphite material with mass ratio of (90-40):(10-60) and coating an organic matter pyrolytic carbon layer through combining the advantages of high rate capability and excellent cycle performance of the charred soft carbon and high initial efficiency of the graphite material and a simple, cheap and environment-friendly process line. The grain size D50 of the anode material is equal to 6.0 to 20.0 micrometers, the specific surface area is 1.0 to 5.0 square meters per gram, the compaction density is 1.0 to 1.5 grams per cubic meter, the initial coulombic efficiency is increased to over 85%, the capacity retention ratio after circulation of 500 times is greater than 90%, the rate capability is enhanced, the capacity retention ratio at 30C/1C is greater than 95%, and the composite anode material can be applied to the lithium ion battery.

A double-image encryption method based on chaotic and discrete fraction random transform comprises the steps of image expansion, chaotic scrambling, chaotic diffusion, image contraction, image reconstruction and discrete fraction random transform. According to the method, an expanded image is formed by a gray level image I1 and a gray level image I2 through the expansion step, the pixel positions and pixel intensity values are changed through the scrambling and diffusion process based on Logistic chaotic mapping, and then the expanded image is decomposed into a new image J1 and a new image J2 which are stable in white noise distribution through a contraction strategy; the image J2 is normalized and encrypted so as to form a pure phase matrix and a complex matrix J is obtained by multiplying the pure phase matrix and the image J1; finally, the complex matrix encrypted so as to form a temporary image through discrete fraction random transform based on Logistic chaos and the amplitude part is a final ciphertext image. Nonlinearity and randomness of a plaintext image in a spatial domain and a transform domain are enhanced, common attacks can be well resisted, and safety of an encryption system is improved.

The invention discloses a double-image encryption and decryption method which comprises: an image combination step of combing original images; a chaotic scrambling step of scrambling and expanding a combined image by using Logistic chaotic mapping; an image decomposition step of decomposing the chaotically-scrambled image; a modulation phase mask generating step of generating a phase mask based on a chaotic random sequence generated by the chaotic mapping and the decomposed image; a temporary image generating step of generating a temporary image according to the image obtained by decomposition and the phase mask; multi-parameter discrete fraction angle transformation steps of performing two-dimensional DMPFAT transformation on the temporary image and truncating a transformed phase part to obtain a final ciphertext image; an initial value of the chaotic mapping in chaotic scrambling and/or a parameter value of multi-parameter discrete fraction angle transformation are used as private secrete keys. The method disclosed by the invention is convenient for the storage, the transmission and the management of the secrete keys; the secret key space of a cryptographic system is enlarged, and the safety and the effectiveness of the method are improved.

Methods of treating multiple sclerosis and other disorders are disclosed.

The invention relates to a liquid crystal display and a drive method thereof. The liquid crystal display comprises a common voltage circuit, a data drive circuit and a liquid crystal display panel, wherein the common voltage circuit is used for outputting a common voltage signal to the liquid crystal display panel, and the data drive circuit is used for outputting a plurality of grey-scale voltage signals to the liquid crystal panel, wherein when the temperature is lowered, the common voltage circuit increases the amplitude of the common voltage signal. The liquid crystal display has better display effect when the ambient temperature is reduced.

The invention discloses a sulfur, nitrogen and transition metal doped graphene, a preparation method and an application thereof. Sulfur and nitrogen are doped and transition metal is loaded in the doped graphene. The preparation method of the doped graphene comprises the following steps: 1) adding graphene or graphite oxide, transition metal compound, nitrogen-containing compound and sulfur-containing compound into a solvent, fully and uniformly mixing, drying and grinding, thereby acquiring solid powder; and 2) placing the solid powder acquired in step 1) into vacuum or inert gas, increasing the temperature to 350-1200 DEG C at the heating rate of 3-10 DEG C/min, keeping the temperature for 0.5-6 hours and then reducing the temperature to room temperature at the cooling rate of 3-10 DEG C/min. The sulfur, nitrogen and transition metal doped graphene disclosed by the invention has an excellent catalytic performance; the preparation method is simple; the adopted raw materials are all nontoxic; the sulfur, nitrogen and transition metal doped graphene is environment-friendly, is easily popularized and is widely applied to the fields of primary lithium battery, lithium ion battery, fuel cell, solar cell, super-capacitor, and the like.

This invention relates to a Z-N catalyst that uses polymer as carrying agent is utilized for aethylenum homopolymerization/alpha- alkenes copolymerization and its preparation. The expression of this catalyst is P-S .Mgx MClY(nTHF),in the expression M is titanium or Vanadium; X=1-40,Y=5-96,n=5-10;P-S is benzene vinyl copolymer carrying agent containing Lewis base functional group-OH,-COOH,-COOR, -CONH2, ixo-equal molecular weight is 10000-40000.Its preparation: First stated copolymer carrying agent that contains Lewis base functional group is dissolved in polar solvent and agretopes with magnesic chloride, second generating emboliform catalyst by the method that it is resolved with chloride of metal titanium or Vanadium and THF by nonpolar solvent or drying spray. This catalyst has very high catalytic activity to aethylenum polymerization, Applied to gas and slurry polymerization process, its products don't have inorganic ash content contained in common inorganic carrying agent.

The invention relates to the technical field of sodium ion batteries, and provides a preparation method of a hard carbon material. The preparation method comprises the following steps: mixing a coal-based material and a hard carbon precursor, and pressing to obtain a hard sheet, wherein the hard carbon precursor is carbohydrate and/or gelatin; and carrying out high-temperature carbonization on theobtained hard sheet to obtain the hard carbon material. According to the invention, the hard carbon precursor and the coal-based material are in close contact through a tabletting means, so that thereaction activity of the hard carbon precursor and the coal-based material is greatly improved, the hard carbon precursor and the coal-based material are fully subjected to a cross-linking reaction ina high-temperature carbonization treatment process, the carbonization yield is effectively improved, meanwhile, defects formed in the carbonization process are reduced, the specific surface area is reduced, and the disorder of the carbon layers and the spacing between the carbon layers in the carbonization process are increased. A sodium ion battery obtained by taking the hard carbon material obtained by the preparation method as a negative electrode material of the sodium ion battery has high sodium storage capacity and first coulombic efficiency.

A multi-image encryption method based on the chaos and FrFT domain phase retrieval process includes the chaos scrambling step, the pure phase extraction step, the phase modulation step and the chaos diffusion step. The method includes the steps of firstly, scrambling multiple original gray level images to be encrypted through paired logistic mapping to obtain scrambled images; secondly, conducting the iterated phase retrieval process on each scrambled image to extract a pure phase function of the scrambled image; thirdly, conducting phase modulation on the pure phase functions on the multiple original gray level images to be encrypted; fourthly, conducting chaos diffusion on the amplitudes of the results obtained through modulation to obtain the final cipher text. According to the multi-image encryption method, nonlinearity and randomness of plaintext images in the spatial domain and the conversion domain are enhanced, the convergence speed of an encryption system is increased, and security of the encryption system is enhanced.

The invention relates to a hydrogen-evolution catalyst and a preparation method thereof. The hydrogen-evolution catalyst comprises a substrate, and nickel cobalt and copper sulfite, which grow on the substrate. The hydrogen-evolution catalyst is the one supporting non-noble metal high-activity heterostructure, is great in conductivity and large in specific area and comprises a large amount of active sites, so that the hydrogen-evolution catalyst is good in hydrogen analyzing and catalyzing performance. In addition, the hydrogen-evolution catalyst disclosed by the invention is good in stability and can be stabilized for at least 50 hours.

The invention discloses a network doped perovskite catalyst and a preparation method and application thereof. The doped perovskite catalyst is an A-position-doped perovskite catalyst A<1-x>A'<x>BO3 ora B-position-doped perovskite catalyst AB<1-y>B'<y>O3, wherein A is selected from a rare earth metal or an alkaline earth metal, A' is selected from a transition metal, B is selected from a transition metal or an alkaline earth metal, and B' is selected from a transition metal or an alkaline earth metal. The preparation method comprises the following steps: (1) taking the A salt, the B salt and the doping element salt, and performing dissolving in a solvent; (2) adding an alkaline solution to adjust the pH to be 8-10, and performing separating and drying to obtain a solid precursor; and (3) performing calcination to obtain the network doped perovskite catalyst. The doped perovskite catalyst with the network structure prepared by the method promotes the catalytic activity improvement of oxygen reduction and oxygen evolution, and has a relatively good application prospect in the field of oxygen electrodes in metal-air batteries.

The invention discloses a cyclone-static micro bubble flotation column ultrasonic enhanced pipe flow section mineralization device. The cyclone-static micro bubble flotation column ultrasonic enhanced pipe flow section mineralization device comprises an upstream narrow pipe section, an ultrasonic enhanced region, a downstream wide pipe section, an ultrasonic generator, a plurality of ultrasonic oscillators, a resonance screw and a hydrophone. The ultrasonic oscillators are arranged inside the ultrasonic enhanced region, the ultrasonic generator is connected with the ultrasonic oscillators, and the resonance screw is arranged in the ultrasonic enhanced region and the downstream wide pipe section; and the hydrophone is arranged in the ultrasonic enhanced region and the downstream wide pipe section. According to the cyclone-static micro bubble flotation column ultrasonic enhanced pipe flow section mineralization device, the evenly-distributed ultrasonic oscillators are adopted, so that spreading of ultrasonic waves in the ultrasonic enhanced region is facilitated, and sound waves are spread to the upstream and the downstream at the same time with the same transmitting characteristics. The ultrasonic enhanced region is arranged so that ore pulp flowing through the region can bear the strong ultrasonic effect, vacuoles can be generated, disturbance to flow can be generated, continuous generation of the vacuoles can continuously generate pulsating flow, and accordingly the turbulence intensity is greatly improved. The resonance screw has the effects of flow disturbance and turbulence intensity improving.

The invention provides a rare-earth magnetic material with high magnetocrystalline anisotropy and large magnetoelastic strain and a preparation method thereof. The material has high magnetocrystalline anisotropy, and can provide large magnetocrystalline anisotropy under the action of an external magnetic field, so that the material is subjected to twin crystal rearrangement under the martensite state, so as to generate large magnetoelastic strain. The chemical formula of the alloy is CoxNiyAlzErj, wherein x is smaller than or equal to 42 and greater than or equal to 28; y is smaller than or equal to 32 and greater than or equal to 25; z is smaller than or equal to 35 and greater than or equal to 23; j is smaller than or equal to 10 and greater than or equal to 0.5; x+y+z+j is 100; x, y, z and j represent the mole percentage content. Compared with the existing alloy, the high-temperature magnetic shape memory alloy CoxNiyAlzErj disclosed by the invention has high magnetocrystalline anisotropy, high magnetoelastic strain and good mechanical property, and has important application in the fields of an actuator, a magnetosensitive element and a miniature electromechanical system.

A medicine for treating the acute, metastatic, or chronic diarrhea of baby and the chronic diarrhea of old man, and regulating the intestinal function of baby is prepared from green tea, pot crust, brown sugar, taro, haw and oligose. Its preparing process is also disclosed.

Methods for identifying prodrug antibiotic compounds and direct inhibitory antibiotic compounds utilizing various screens are provided. Also provided are methods for treating infections using these compounds.

The invention relates to intelligence reinforcing milk powder for children. The intelligence reinforcing milk powder for children is formed by mixing 0.1-2g of DHA (docosahexaenoic acid) micro sac, 0.1-2g of AA (eicosatetraenoic acid), 1-6g of soybean protein, 1-4g of soybean lecithin, 30-50mg of taurine, 5-17mg of glucose acid zinc, 1-10g of instant walnut powder, 1.0-3.0g of linoleic acid, 0.05-0.5g of compound vitamin, 0.05-2.5g of compound microelement and 69.33-94.9g of milk powder. The intelligence reinforcing milk powder for children has the beneficial effects that the mixed milk powder contains sufficient protein, multiple amino acids, DHA, carbohydrate, inorganic salt, microelements such as calcium, iron, zinc, magnesium, manganese and copper, carotene, thiamine, vitamin B2, vitamin E and nicotinic acid, is rich in nutrition ingredients, has the functions of enhancing activities of cells, improving brain nerve functions, alleviating dysfunction and disorder of a nerve system and preventing memory loss and plays an important role on splitting, multiplication and nerve conduction of bran cells as well as growth and development of synapse.

The invention discloses an aircraft engine folio blade surface precision treatment system and a treatment process thereof.The aircraft engine folio blade surface precision treatment system comprises a base, a control box and a support are arranged on the two sides of the top of the base correspondingly, a through driving shaft is arranged in a barrel, and a plurality of connecting bases which are annularly and evenly distributed are arranged on the outer wall of the center of the driving shaft; driving parts are arranged on the two sides of the connecting base, each driving part is composed of a clamping mechanism and a guiding mechanism, and an upper magnetic pole mechanism and a lower magnetic pole mechanism are arranged on the upper side and the lower side of the barrel correspondingly. According to the invention, the driving part is arranged in the barrel body to drive the blade to move, the relative movement modes between the blade and the grinding material are diversified through the mutual cooperation of the fixed magnetic pole and the movable magnetic pole, and the module in the grinding material can always rub the surface of the blade with larger pressure by increasing the disorder of the movement; and the surface of the blade is completely treated, and meanwhile, the surface treatment efficiency is improved.

The invention provides a high-entropy single-crystal metal oxide with a cation disordered salt rock structure and a preparation method and application thereof. The preparation method of the metal oxide comprises the following steps of: mixing at least five transition metal compounds and lithium source powder, and carrying out ball milling to obtain a precursor; fully mixing the precursor with fused salt, tabletting, sintering at high temperature in an inert atmosphere, and rapidly cooling to obtain a product; and separating the product, washing the product with a solvent, and drying the product to obtain the high-entropy single-crystal metal oxide with a cation disordered rock salt structure. The transition metal compounds comprise at least one compound selected from Mo < 6 + >, V < 5 + >, Nb < 5 + > and Ti < 4 + >. The metal oxide obtained by the preparation method provided by the invention is a sphere-like single crystal, is of an Fm-3m type structure, is used as a secondary battery positive electrode material, and shows relatively high energy density and good cycling stability.

The invention discloses a radiator for a light-emitting diode (LED) lamp. The radiator comprises a heat dissipation base plate, small fins, large fins, a dustproof cover, air flow channels and window holes, wherein the large fins are longitudinally distributed on the heat dissipation base plate at intervals; the space between every two large fins is provided with an air flow channel; the dustproof cover is arranged above the large fins and is 5 to 10mm away from the tops of the large fins; a plurality of small fins and window holes are formed in each large fin at intervals; acute angles or right angles are formed between the small fins and the large fins in the vertical direction; distances among each row of small fins and distances among each row of window holes are 2 to 10mm from top to bottom; and the dustproof cover is connected with the heat dissipation base plate. By the radiator, the heat dissipation area is increased, the fluidity of air around the radiator in the longitudinal and horizontal directions is enhanced, and a heat exchange coefficient between a heat dissipation surface and the air is improved; and the radiator integrates a heat dissipation function, a dustproof function and a waterproof function and meets the requirement of secondary packaging of high-power LED lamps.

The invention provides low-phosphorus whey protein powder suitable for patients with chronic nephrosis. After the technical scheme is adopted, a brand new protein powder formula is designed aiming at the constitutional characteristics of the patients with the chronic nephrosis, so that the contents of phosphorus and potassium elements in a protein source are improved on one hand, and appropriate microelements are matched for the situation of nutritional disorder of the patient with the chronic nephrosis and especially for patients accepting dialysis therapy on the other hand; the low-phosphorus whey protein powder aims at avoiding the occurrence of hyperphosphatemia on the basis of replenishing high quality protein for the patients with the nephrosis, and improves the nutritional status of the patients with the nephrosis and promotes the physical recovery of the patients with the nephrosis at the same time. The product provided by the invention can help to improve the tolerance of the patients during treatment, reduce morbidity and mortality, improve the living quality of the patients, and the like. On this basis, a preparation method of the low-phosphorus whey protein powder is designed according to the characteristics of the formula materials; the method is carried out in a way of dry blending, and reduces the energy consumption by limiting the feeding sequence and the feeding amount; the obtained product is light in weight, good in water solubility and complete in nutrient retention.