Abstract: A method for sequestering carbon dioxide includes contacting a first feedstock that is a gaseous feedstock including carbon dioxide with a second feedstock comprising one or more minerals, such that at least a portion of the carbon dioxide in the first feedstock reacts with the one or more minerals in the second feedstock to form a first output including one or more carbonate minerals and a second output that is a gaseous output having a lower concentration of carbon dioxide than a concentration of carbon dioxide in the first feedstock.

Abstract: A method for preparing hydrogen-rich synthesis gas by degrading waste polyolefin plastics at a low temperature includes the following steps: weighing 1 part by weight of polyolefin waste plastics and 3 parts-80 parts by weight of hydrogen peroxide containing 0.25%-6% of H2O2; feeding the polyolefin waste plastics and the hydrogen peroxide into a hydrothermal reactor, and carrying out the oxidation pretreatment reaction at a reaction temperature of 150° C.-230° C. under a reaction pressure of 0.5 MPa-2 MPa for 30 minutes-90 minutes, and obtaining an aqueous-phase product and a gas-phase product after the reaction is finished; filling another hydrothermal reactor with a mesoporous carbon supported metal-based catalyst, and then introducing the aqueous-phase product into the hydrothermal reactor for a reforming reaction to obtain a hydrogen-rich synthesis gas product. In the whole process, the H2 yield is close to 11 mol/kg plastics, and the H2 concentration in the hydrogen-rich synthesis gas is close to 55%.

Abstract: The present disclosure relates to the field of resource-oriented utilization technologies for wastewater salt muds and more particular to a resource-oriented utilization method for a high-salt salt mud containing sodium chloride and sodium sulfate. The method includes: performing two stages of oxidation, i.e. Fenton-like treatment and chlorine dioxide treatment, in sequence on a salt mud solution, and then replacing a sodium salt with an ammonium salt to prepare a pure alkali and a mixed ammonium salt. In the method, multi-stage oxidation process is performed to effectively use ingredients such as sodium chloride and sodium sulfate so as to thoroughly eliminate organic matters and heavy metals in the high-salt salt mud, and achieve resource-oriented utilization of the salt mud, thus saving burial treatment costs, and producing good economic benefits as well as good environmental benefits.

Abstract: A method of treating or remediating contaminated material, such as water or soil, comprises contacting such material with asphaltenes. The asphaltenes are preferably produced as a by-product of petroleum refining and, in particular, a by-product of vacuum residua. An adsorbent material comprising such asphaltenes is also provided.

Abstract: An electrocatalyst comprising bismuth nanodot-doped zinc materials is used for electrochemical reduction of carbon dioxide to formate. The electrocatalyst consists of bismuth nanodots dispersed on a zeolitic imidazolate framework-8 wherein the bismuth-zinc material is in the form of particles with a longest dimension of 200 to 1000 nm. The bismuth-zinc material is utilized in H cell, flow cell, and MEA cell applications for carbon dioxide reduction.

Abstract: The present disclosure herein relates to a super absorbent polymer, and more particularly, to a super absorbent polymer exhibiting excellent absorption behavior with respect to water having a low ion concentration and a low electrical conductivity, and particularly, having quick initial absorption speed, and a large maximum absorption capacity.

Abstract: The present invention relates to highly pure high performance polycrystalline diamond monolith, a method for manufacturing a single-crystal diamond, and uses thereof.

Abstract: The present application pertains to family of new crystalline molecular sieves designated SSZ-94. Molecular sieve SSZ-94 is structurally similar to sieves falling within the MTT structure type such as SSZ-32x, SSZ-32, ZSM-23, EU-13, ISI-4, and KZ-1 family of molecular sieves. SSZ-94 is characterized as having magnesium.

Abstract: Embodiments include a ceria-supported catalyst. The ceria-supported catalyst may include the formula: Ni/Ce—X-10Cu—O, wherein X is one or more dopants. Embodiments further include a method of processing a feed stock. The method may include contacting the feed stock with a ceria-supported catalyst, sufficient to generate a product including hydrogen and carbon monoxide; wherein the ceria-supported catalyst has the following formula: Ni/Ce—X-10Cu—O , wherein X is one or more dopants. Embodiments further include a method of making a ceria-supported catalyst and other related methods.

Abstract: The present invention relates to a method of controlling the arrangement of building block nanocrystals in iron oxide mesocrystals by controlling the type of surface ligand, the method including mixing an iron ion precursor and a surface ligand. The present invention can provide nanoparticles having different magnetic properties by controlling the crystallographic arrangement of building block nanocrystals in mesocrystals according to surface ligands.

Abstract: The presently claimed invention provides a catalytic article and an exhaust gas treatment system. The catalytic article comprises platinum supported on a first support comprising ceria containing metal oxide component; rhodium supported on a second support selected from a refractory alumina component, an oxygen storage component or a combination thereof; and a substrate, wherein said catalytic article is essentially free of palladium. The presently claimed invention also provides a process for preparing the catalytic article and use of the catalytic article and the exhaust gas treatment system for purifying a gaseous exhaust stream comprising hydrocarbons, carbon monoxide, and nitrogen oxide.

Abstract: This invention refers to a technically and economically viable process for recovery of relevant metallic and non-metallic contents from mining residues, particularly the bauxite residue, using it in its integral form. Such a process route uses energy from microwaves, assisted leaching and logic sequencing of steps that allow a technically and economically viable removal of components from the bauxite residue, particularly the residue from the Bayer process. The invention also refers to a microwave reactor that is appropriate for performing the above-mentioned process, as well as to a method for heating a mining product.

Abstract: A composition of matter for selective binding of at least one heavy metal comprising at least one porous metal-organic framework (MOF) with unsaturated coordination sites, at least one organic ligand functionalized with at least one functional group tailored to bind to the at least one MOF, and at least one separate functional group tailored to bind to the at least one heavy metal.

Abstract: The present disclosure relates to a novel ruthenium oxide, a method of preparing the same, and a catalyst for selective hydrogenation of an aromatic compound or an unsaturated compound including the ruthenium oxide.

Abstract: The disclosure provides two integrated methods for the production of potable water from seawater or other brackish waters using chemical forced precipitation. The process is closed loop. It recycles process reactants and produces commercially valuable potable water and salts. The technology uses a computer software method of process variable control that maintains the chemical forced precipitation process salt, solvent, and water concentrations as required to optimize water production. The process fortuitously requires less energy than other water production processes and can utilize solar hot water heating or waste heat from other combustion and seawater for heating and cooling energy sources.

Abstract: Layered super-hydrophilic Ti—Cu-MOFs and a preparation method and use thereof provided, which relates to the technical field of composite materials. According to the present application, copper ions and titanium ions are used as bimetallic centers to have a coordination reaction with rigid aromatic amine ligands, and layered super-hydrophilic Ti—Cu-MOFs with a lamellar structure is efficiently synthesized. Compared with the prior technology, the preparation method of the present application is simple, and the morphology and structure are controllable; the surface of the prepared layered super-hydrophilic Ti—Cu-MOFs are rich in hydroxyl groups, and have high adsorption capacity for phospholipid co-extracts in clinical biological samples, and thus can be used for the analysis of phenothiazine drugs and metabolites thereof in biological samples and realize one-step separation and purification, thus greatly improving the pretreatment efficiency of clinical biological samples and shortening the analysis time.

Abstract: Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membrane can comprise a support layer; and a selective polymer layer disposed (e.g., coated) on the support layer. The selective polymer layer can comprise a polymer matrix (e.g., a hydrophilic polymer, an amine-containing polymer, or a combination thereof), and a guanidine-based mobile carrier dispersed within the polymer matrix. Optionally, the selective polymer later can further include an amine-based mobile carrier, a CO2-philic ether, a graphene oxide, carbon nanotubes, or a combination thereof, dispersed within the polymer matrix. The membranes can be used to separate carbon dioxide from other gases, such as hydrogen and/or nitrogen. Also provided are methods of separating gas streams using the membranes described herein.

Abstract: Methods include providing a natural gas stream; directing a first fraction of the natural gas stream to a bioreactor including a propagating culture of hydrocarbon degrading microbes; directing a second fraction of the gas stream to a local power generator and converting the natural gas stream to electricity and heat; using a dynamic control system to balance of the gas stream to the first fraction and the second fraction based on one or more of the availability of electricity from an electricity grid and the price of electricity from the electricity grid; powering, at least in part, the bioreactor with the electricity generated by the local power generator; and harvesting the hydrocarbon degrading microbes from the bioreactor as a biomass. Related systems are also provided.

Abstract: The present invention is related to a process for manufacturing a sorbent suitable for a use in a circulating dry scrubber device comprising the steps of: providing quicklime and water in an hydrator; slaking said quicklime via a non-wet route in the hydrator; collecting a lime based sorbent at an exit of the hydrator. The process is characterized in that it comprises a further step of adding at least a first additive comprising: a compound comprising silicon, and/or, a compound comprising aluminum, and/or a compound comprising silicon and aluminum before or during said slaking step, at a molar ratio between silicon or aluminum or a combination thereof and the calcium provided to said hydrator equal to or below 0.2 and equal to or above 0.02. In some other aspects, the present invention is related to a sorbent, a premix, and a flue gas treatment process.

Abstract: Embodiments provide an amine compound having a large amount of an acid gas to be absorbed and strong oxidation resistance, an absorbent containing the amine compound, a method for removing an acid gas, and an acid gas removal apparatus.