355 results about "Metal halides" patented technology

The invention discloses a sulfide solid electrolyte stable in wet air, a preparation method thereof and a battery, and belongs to the technical field of all-solid-state batteries, the sulfide solid electrolyte comprises the following raw materials in parts by weight: 20-100 parts of sulfide solid electrolyte and 1 part of metal halide component, the chemical formula of the sulfide solid electrolyte is Li < 6-x > PS < 5-x > Cl < 1 + x >, 0 < = x < = 0.6, the metal halide component comprises at least one metal halide, the chemical formula of the metal halide is MXn, n is greater than or equal to 2 and less than or equal to 4, M is one of Zr, Al, Zn, Sn, Sb and Bi, and X is one of F, Cl, Br and I. The metal halide and the sulfide solid electrolyte in a specific ratio are mixed, subjected to ball milling and then subjected to annealing treatment, and an in-situ doping coating layer is obtained on the surface of the sulfide solid electrolyte; and under the condition that the ionic conductivity of the sulfide solid electrolyte is slightly influenced, the wet air stability of the sulfide solid electrolyte is effectively improved.

Processes for decontaminating a plastic derived oil include contacting a plastic derived oil stream containing halogen-containing compounds with a decontamination catalyst at a reaction temperature of 350-450° C. to produce a decontaminated plastic derived oil and a used decontamination catalyst. The decontamination catalyst includes from 5-40 wt. % red mud particles, from 20-60 wt. % matrix material, and from 10-30 wt. % binder, per unit weight of the decontamination catalyst. Contacting the plastic derived oil stream with the decontamination catalyst at the reaction conditions causes halogen-containing compounds to react to form hydrocarbons and hydrogen halides, which further react with the red mud particles to produce metal halides on surfaces of the red mud particles. The decontaminated plastic derived oil has a concentration of the halogen-containing compounds less than a concentration of the halogen-containing compounds in the plastic derived oil stream.

The invention relates to a high-performance copper (I)-based glass scintillator material and a preparation method thereof, and particularly discloses a Cu (I)-based hybrid metal halide optimized based on halogen engineering (Cl, Br, I), and the X-ray absorption cross section and the light output performance are remarkably improved. The light yield of the material reaches 79, 770 photons MeV <-1 > and is improved by 180% compared with that before optimization. The transparent glass scintillation screen (optical transmittance gt; the material has excellent X-ray imaging resolution (20.5 lp mm <-1 >), and also shows good thermal stability (stable luminescence performance at a high temperature of 150 DEG C) and anti-radiation durability. The material has the advantages of high light yield, low detection limit, high spatial resolution and the like, provides a breakthrough solution for application of the zero-dimensional halogenated cuprous-based scintillator in the fields of X-ray detection and imaging, and is particularly suitable for the fields of medical diagnosis, industrial nondestructive testing, high-energy physical detection and the like.

The invention discloses a space high-temperature environment tolerant perovskite cell and a preparation method thereof, and relates to the technical field of solar cells, the perovskite cell comprises a substrate, a conductive layer, a hole transport layer, a first oxide layer, a perovskite light absorption layer, a second oxide layer, an electron transport layer, an interface layer and a metal electrode layer which are stacked in sequence, wherein the hole transport layer is made of nickel oxide; the crystal structures of the first oxide layer and the second oxide layer are perovskite crystal structures; the perovskite light absorption layer is made of inorganic metal halide with an ABX3 type structure; the interface layer is made of metal chromium; according to the invention, the problems of easy material decomposition and interface failure of the perovskite cell under a high-temperature condition are improved, and the high-temperature resistance of the perovskite cell is improved, so that the perovskite cell meets the requirement of long-term stable work in a space high-temperature environment.

The invention belongs to the field of hybrid metal halide scintillator materials, and discloses a manganese-based organic-inorganic hybrid metal halide, a scintillator film and a preparation method thereof. The structural formula of the manganese-based organic-inorganic hybrid metal halide is (C33H29NP) xMnXy.zL, in the structural formula, X is one or more of F, Cl, Br and I, 0 lt; x is less than or equal to 2, 0lt; y is smaller than or equal to 4, L is one or more of C2H6O, CH4O, CH2Cl2 and H2O, and z is larger than or equal to 0. The manganese-based organic-inorganic hybrid metal halide scintillator has the advantages of simple synthesis, low cost, environmental friendliness, excellent luminescence performance and the like, and can be effectively excited by ultraviolet light and high-energy X rays. After the scintillator material is prepared into a flexible film, clear imaging under X-rays can be realized, and the scintillator material has certain application potential in the field of medical X-ray imaging and the field of safety inspection.

A method of processing a substrate that includes: flowing a fluorocarbon, a metal halide, and dihydrogen (H2) into a plasma processing chamber, the plasma processing chamber configured to hold a substrate including a dielectric layer including silicon oxide as an etch target and a patterned hardmask including polycrystalline silicon (poly-Si) over the dielectric layer; while flowing the gases, generating a plasma in the plasma processing chamber; and forming a high aspect ratio feature by exposing the substrate to the plasma to etch a recess in the dielectric layer, where a metal-containing passivation layer is formed over the patterned hardmask during the exposing.

A method for etching a metal containing material is provided. The metal containing material is exposed to a halogen containing fluid or plasma to convert at least some of the metal containing material into a metal halide material. The metal halide material is exposed to a ligand containing fluid or plasma, wherein at least some of the metal halide material is formed into a metal halide ligand complex. At least some of the metal halide ligand complex is vaporized.

Provided are a quantum dot composition, a cured film, and a display device. The quantum dot composition comprises I-III-VI-based quantum dots, wherein the I-III-VI-based quantum dots have two or more types of ligands, and the ligands include: a first ligand that is a reaction product between an aminothiol-based compound and a (meth) acrylate-based compound; and a second ligand that is a metal halide-based compound.

X-ray scintillators based on amorphous organic metal halide hybrid films are demonstrated, which can be prepared via a facile solution processing with a non-crystalline organic halide salt reacting with metal halide at low temperature. The solution processed scintillators exhibit excellent scintillation properties, thermal stability, mechanical resilience, and processability.

The invention relates to an electrochemical sodium metal halide secondary cell (0) comprising a housing (1) and a current collector that is resistant to long-term mechanical and / or chemical stresses and alternating thermal loads, with a cavity (14) containing a reservoir for receiving the secondary electrolyte, as well as a battery module, system comprising the battery module, as well as an energy storage system and its use.

A method for manufacturing a perovskite quantum dot composite material that easily forms core-shell particles through a one-stage synthesis step is provided, along with the perovskite quantum dot composite material and an ink containing the perovskite quantum dot composite material. This perovskite quantum dot composite material suppresses surface defects of the perovskite quantum dots by forming an ionic crystal layer comprising halides in the shell layer and exhibits a very high PLQY (Power Level Quality). The perovskite quantum dot composite material comprises core particles and a shell layer surrounding the core particles. The core particles are composed of metal halide perovskites, and the shell layer comprises an organic halide compound with an ionic crystal structure having the same halogen composition as the core particles. The PLQY is greater than 75%, and the change in emission wavelength is less than 5 nm over a period of 10,000 minutes at room temperature.

This disclosure discloses a method and application for template-assisted preparation of metal halide scintillator arrays. The preparation method includes: preparing a scintillator precursor solution; placing a porous alumina (AAO) template in a filtration device, adding the scintillator precursor solution dropwise, and filtration under vacuum conditions to allow the precursor solution to penetrate into the pores of the AAO template; adding the scintillator precursor solution dropwise onto a substrate surface, covering the droplets on the substrate surface with the AAO template, and performing secondary filtration in a vacuum drying oven to enhance the formation of a dense metal halide scintillator array on the AAO template. This disclosure, based on AAO template loading assistance and employing two vacuum filtration processes, enables the formation of a dense metal halide scintillator array on an AAO template. The preparation process is simple, fully controllable, and significantly reduces the manufacturing cost of metal halide scintillator arrays, effectively meeting the demand for low-cost, high-resolution scintillator array construction.

The present invention provides a method for producing hydrophilic quantum dots, which is characterized by adding a metal halide, two or more phosphorus compounds, an organic acid having a mercapto group or an alcohol having a mercapto group, and an aprotic polar solvent to hydrophobic quantum dots dispersed in a non-polar solvent and heating the mixture to thereby produce the hydrophilic quantum dots. Therefore, hydrophilic treatment of the hydrophobic quantum dots is carried out. As a result, provided is a method for producing hydrophilic quantum dots that can be hydrophilized during a hydrophilization treatment without deteriorating the characteristics of the quantum dots.

The present application relates to the field of metal halide perovskite material, in particular to a method for chemical vapor transport synthesis of metal halide perovskite single crystal material. The preparation method comprises: mixing and sealing metal (Pb, Bi, Sn, Sb, Ge), halide salt (NH4I, KI, AgI, KBr, MAI, FAI) and transport agent (elemental iodine, elemental bromine, KCl) in a quartz reactor. The quartz reactor is placed in a tube furnace, and the temperature at both ends of the quartz reactor is controlled, so that the reactants volatilize, decompose and chemically react at the high-temperature reaction end, and then deposit and grow metal halide perovskite single crystal material at the low-temperature growth end, and the transport agent is removed by vacuum heating or acid washing. The method is a non-solution method, different perovskite single crystal materials can be prepared by controlling the composition and composition of the reactants and controlling the reaction temperature and temperature difference, and the method has the characteristics of simple process, easy operation, and high crystalline quality of the obtained metal halide perovskite single crystal material.

This invention relates to the field of encryption and anti-counterfeiting technology, specifically to a method for preparing and using an organic Sn(IV)-based metal halide reversible light-emitting conversion triple anti-counterfeiting material, comprising introducing organic ligands into a Sn(IV)X4 lattice and doping with ns 2 This invention uses Sn(IV) with a high oxidation state to replace Pb(II) in order to obtain anti-counterfeiting materials. 4+ The outer electron configuration is 4d 10 5s 0 The absence of unstable 5s orbitals gives Sn(IV)-based metal halides their typically excellent environmental and thermal stability, providing the compounds with a rigid crystal structure and stereochemical inertness. Furthermore, through ns... 2 Type Sb metal ions 3+ Doping strategies are employed to enhance the luminescence efficiency of low-dimensional organotin (IV)-based metal halides. This invention utilizes Sb... 3+ Ion doping methods are used to modulate the optical properties of compounds. Sb 3+ Ions belong to ns 2 Type metal ions and Sn 4+ With similar ionic radii and unique photophysical properties, it solves the problem of low luminous efficiency in existing luminescent materials.

This invention provides a method for forming a perovskite material from multiple evaporation sources. [Solution] In the present invention, (i) a first evaporation source comprising a mixture of co-sublimable organic halides, and (ii) a second evaporation source comprising one or more metal halides having the following formula (I), wherein B(X y X' 1-y )2(i) a method is provided which comprises the steps of co-sublimating a second evaporation source, where B is a divalent metal cation, X and X' are different halides, 0 ≤ y < 1, and (iii) one or more different organic halides from one or more other evaporation sources, and / or (iv) one or more inorganic halides from one or more other evaporation sources, wherein the perovskite material comprises three or more different cations in addition to the B cation.

The invention relates to a preparation method of a metal halide perovskite-coated three-dimensional cobalt porphyrin-based COFs (Covalent Organic Frameworks) composite material, which comprises the following steps: S1, reacting an aldehyde precursor with an amine precursor in a first organic solvent, and after the reaction is finished, performing post-treatment to obtain a three-dimensional cobalt porphyrin-based COFs material; wherein the aldehyde precursor is 5 ', 5 '', 5'' '', 5'' ''''-(5, 10, 15, 20-tetrayl) tetra (([1, 1': 3 ', 1 ''-terphenyl]-4, 4''-diformyl))-21H, 23H-cobalt porphyrin (II), and the amine precursor is 4, 4'-diamino terphenyl and 2 ', 5'-bis ((methylthio) methyl)-[1, 1 ': 4', 1 ''-biphenyl]-4, 4''-diamine; s2, in a second organic solvent, enabling the three-dimensional cobalt porphyrin-based COFs material to react with lead bromide, and after the reaction is finished, performing post-treatment to obtain a PbBr2 (at) 3D Co-COFs material; and S3, in a third organic solvent, carrying out a reaction on the PbBr2 (at) 3D Co-COFs material and methylamine bromide, and after the reaction is finished, carrying out post-treatment to obtain the metal halide perovskite (at) three-dimensional cobalt porphyrin-based COFs composite material. The preparation method has the advantage that the photocatalytic activity and stability are improved.

A method includes forming a transistor over a substrate; and forming a resistive element over the transistor, in which forming the resistive element includes forming a bottom electrode electrically connected to a source / drain region of the transistor; forming a resistive switching layer over the bottom electrode, in which the resistive switching layer is made of metal halide; and forming a top electrode over the resistive switching layer.

The invention discloses a phosphorescence color adjustable metal-polynitrogen heterocyclic complex glass material and a preparation method thereof. According to the invention, a series of color-adjustable super-long RTP metal-polynitrogen heterocyclic complex glass materials are successfully prepared by taking metal halides and polynitrogen heterocyclic ligands as raw materials through a hydrothermal disturbance technology and a simple solvent evaporation method. The glass has high hardness and high transparency, the phosphorescence color can be adjusted from blue to yellow, and the excited state life of the glass is up to 186.7 ms. In addition, the method is simple, convenient, efficient and low in cost, and provides an innovative thought and approach for design and preparation of a novel room-temperature phosphorescent glass material.

The present invention relates to a positive electrode active material for a lithium-sulfur battery and a manufacturing method therefor, the positive electrode active material for a lithium-sulfur battery comprising a composite of a sulfur-based substance, a metal halide salt, and a carbon-based material doped with a transition metal.

This invention relates to the field of solid-state battery technology, and particularly to a composite solid-state electrolyte material, its preparation method, and its application. The composite solid-state electrolyte material contains a crystalline phase substance with the general chemical formula: B%A a RE b X 1 c D g +C%A d M e X 2 f D h Where A represents charge carriers; RE represents rare earth elements; M represents metallic elements; X represents... 1 X 2 D is a halide anion; A is an anion doping element or group; a RE b X 1 c D g and A d M e X 2 f D h It is a crystalline phase substance; B% is A a RE b X 1 c D g The mass fraction of the composite solid electrolyte material; C% is A d M e X 2 f D h The mass fraction of the composite solid electrolyte material is defined as follows: 0 ≤ a ≤ 3, 0 < b ≤ 1, 0.5 < c ≤ 12, 0 < d ≤ 5, 0 < e ≤ 2, 1 < f ≤ 20, 0 ≤ g ≤ 4, 0 ≤ h ≤ 5; 85 < B + C < 98, 10% < B% ≤ 85%; 10% < C% ≤ 85%, 0.2 ≤ C / B ≤ 10. The composite solid electrolyte material of this invention includes crystalline and amorphous phase components, giving it high ionic conductivity. The use of moisture-resistant non-metallic halide components instead of traditional halides and oxyhalides in the raw materials also provides it with good air stability.

A method of forming a metal phosphide film on a substrate using a cyclical deposition process includes contacting the substrate with a vapor-phase metal precursor, contacting the substrate with a vapor-phase halogenating agent, and contacting the substrate with a vapor-phase phosphorus-containing precursor. A method of filling a gap includes placing a substrate in a reaction chamber, wherein the substrate comprises a gap; forming a flowable metal halide on the substrate to fill the gap; and converting the flowable metal halide into a metal phosphide.

The invention discloses an NCS-doped manganese-based organic-inorganic hybrid metal halide luminescent material and a preparation method thereof, and belongs to the field of photoelectric materials. The chemical formula of the manganese-based organic-inorganic hybrid metal halide is (C12H28N) 2MnBr4: NCS-, and the manganese-based organic-inorganic hybrid metal halide can emit broadband bright yellow light with the central wavelength of 552 nm under the excitation of ultraviolet light. In addition, the preparation method of the luminescent material is simple and easy to operate, raw materials are cheap and easy to obtain, and the luminescent material is suitable for large-scale production. The luminescent material can be used in the fields of solid-state illumination, display and the like.

The invention discloses a method for preparing a one-dimensional organic metal halide single crystal through a solvent regulation and control method and application of the one-dimensional organic metal halide single crystal. According to the method, BBI-ZnCl2 and BBI-ZnCl4 single crystals are respectively prepared by taking bibenzimidazole and ZnCl2 as raw materials and adjusting the volume ratio of a methanol / water mixed solvent, the process is simple, the condition is mild, and complex equipment is not needed. After the obtained single crystal is compounded with polymethyl methacrylate, a material with excellent room-temperature phosphorescence performance is formed, and continuous afterglow emission can be generated under excitation of 365 nm ultraviolet light. By regulating and controlling the light-emitting characteristic difference of BBI-ZnCl2 and BBI-ZnCl4, the material can realize dynamic information hiding and display (such as pattern switching after ultraviolet irradiation / closing), and has outstanding advantages in the field of encryption and anti-counterfeiting. In addition, the material has the characteristics of cheap raw materials, good stability and no toxicity, and is also suitable for the fields of fire safety, biological imaging and the like. The preparation method has the innovativeness of the synthesis method and the practicability of the functional material, and has a wide industrialization prospect.

An active catalyst for ammonia synthesis is provided that is integrated in a composition or complex with a dedicated sorbent such that the catalyst portion and sorbent portion are in direct intimate contact, which overcomes the thermodynamic limits for conversion. The sorbent may include a metal halide absorbent, zeolite absorbent, other material absorbent or absorbent to capture ammonia in close molecular contact or near molecular contact with the catalyst in the production of ammonia, where the composition / complex may be provided in the form of a granular or pill structure. By removing the ammonia substantially while forming the ammonia, the forward reaction for producing the ammonia can continue with little attenuation, such that high net conversion is achieved in a single pass or accumulation within the segmented reactor while operating in series.

The application provides a main group element ion doped zero-dimensional metal halide fluorescent sensing material and a preparation method and application thereof, and belongs to the technical field of fluorescent sensing materials. The main group element ion doped zero-dimensional metal halide microcrystal is synthesized by a solvothermal method, the strong dependence of two thermal coupling energy levels of the main group element ion on temperature is utilized, the main group element ion doped zero-dimensional metal halide shows an obvious temperature dependence evolution trend of fluorescence lifetime and fluorescence intensity at low temperature, and dual-mode (fluorescence intensity ratio / fluorescence lifetime) high-sensitivity temperature detection in a liquid helium temperature region can be realized. The synthesis method is simple in process and easy to control in synthesis conditions, the obtained material shows extremely high relative sensitivity in the liquid helium temperature region, has high practical application value, can be used as a novel optical temperature sensing material, and can be used for temperature detection in various extreme temperature regions.

A process comprising: contacting a cobalt salt comprising one or more cobalt halides or cobalt esters with a reducing metal and a coordination compound under conditions to produce a tetracarbonyl cobalt salt of the reducing metal, optionally in the presence of an inert solvent and carbon monoxide; b) contacting a cobalt tetracarbonyl salt of a reducing metal with a porphyrin metal halide in the presence of a coordination compound, optionally in the presence of an inert solvent, under conditions to produce a complex comprising a porphyrin metal cation wherein the coordination compound is coordinated to the metal and an anion containing cobalt tetracarbonyl.

A method of metal gap filling includes depositing a metal layer on a dielectric layer present on a field and / or in a feature opening by plasma enhanced atomic layer deposition, the method using a metal halide precursor and a plasma containing hydrogen and an inert gas; and depositing a metal gap fill material directly over the metal layer over the field and in the opening, wherein the metal gap fill material fully fills the opening.

The invention relates to the technical field of preparation of lead-free metal halide scintillator crystal powder, and particularly discloses chlorine zirconium cesium crystal powder for a composite scintillator and a confinement growth method of the chlorine zirconium cesium crystal powder. The cesium zirconium chloride crystal powder is cesium zirconium chloride-gas phase oxide composite powder formed on the micro-nano scale by means of in-situ crystallization, and the cesium zirconium chloride crystal powder is composed of 50-95.3 wt% of cesium zirconium chloride and 4.7-50 wt% of gas phase oxide. The preparation method comprises the following steps: preparing zirconium chloride-gas phase oxide powder, preparing a cesium chloride solution, mixing zirconium chloride-gas phase oxide slurry, and growing chlorine zirconium cesium crystal powder in an in-situ crystallization confinement range. The cesium zirconium chloride crystal powder prepared by the method has the advantages of adjustable particle size, stable suspension and efficient scintillation luminescence performance, solves the problem of crystal powder-polymer phase separation in a composite scintillator, and can be used for large-scale preparation of the composite scintillator in the field of radiation detection.

The present invention relates to the general field of amino acids and peptides. In particular, the present invention relates to solid metal complex salts of amino acids or peptides, to processes for preparing such solid metal complex salts and to the use of such salts in the preparation of semeglutide, tiall and pharmaceutically acceptable salts thereof.