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1001
resultados
Última actualización
06/03/2026 [06:56:00]
Resultados 725 a 750 de 1001
Resumen de: CN121342081A
本发明提供一种氢间隙掺杂钛酸锶材料及其制备方法，由钛酸锶单晶通过固相反应掺杂氢元素制得，其中：所述氢元素由硼氢化钠作为氢源引入钛酸锶晶格间隙位。本发明的氢间隙掺杂钛酸锶材料，载流子浓度明显升高，掺杂增强了材料在可见光到红外光范围内吸收，提高了光子利用率。相比于重金属替位掺杂，氢离子间隙掺杂，没有损害载流子迁移率，易于环保，成本较低，掺杂条件不苛刻，易于大规模工业化生产。
Resumen de: CN121344647A
本发明公开了一种基于镍基金属间化合物的碱性电极及其制备方法与应用，所述碱性电极包括复合隔膜、阴极和阳极；所述复合隔膜表面为氧化锆；所述阴极为MNi5金属催化剂与ZrO2梯度混合后喷涂在复合隔膜的一侧形成，M为Hf或Zr；所述阳极为Ni‑Fe氧化物与ZrO2梯度混合后喷涂在复合隔膜的另一侧形成。本发明的碱性电极阴极采用MNi5金属催化剂，并且将阴极和阳极催化剂与ZrO2梯度混合后喷涂在复合隔膜两侧构建了一体化的“电极‑隔膜”复合体，通过阴极催化材料和电极结构的改进，提高了电极的催化活性和电解效率。
Resumen de: AU2024312824A1
Proton exchange membranes are described. The proton exchange membranes comprise a reinforced membrane, a continuous nonporous hydrogen recombination catalyst coating layer comprising a mixture of hydrogen recombination catalyst and a proton conducting ionomer, and a continuous nonporous cross-linked polyelectrolyte multilayer coating comprising alternating layers of a polycation polymer and a polyanion polymer. Catalyst coated membranes incorporating the proton exchange membranes and methods of making the proton exchange membranes are also described.
Resumen de: CN121339467A
本发明公开一种金铜金属间化合物超晶格阵列及其制备方法和应用，首先制备金纳米颗粒；然后向金纳米颗粒中加入油胺的甲苯溶液，混合并振荡后取上层油胺相静置；将乙酰丙酮铜溶于油胺溶液，加入上层油胺相进行反应得到金铜纳米颗粒；向金铜纳米颗粒中加入油酸进行修饰以形成超晶格，再滴入二乙二醇溶液中，经过自然蒸发得到所述金铜金属间化合物超晶格阵列。本发明采用高温水热法合成金铜金属间化合物合成原子级长程有序结构，通过修饰油胺、油酸等功能性分子，在非共价相互作用下自发排列成具有长程有序周期性结构，具有可调控电子能带结构、载流子输运效率及光吸收特性，在多领域中均具有广泛的应用潜力。
Resumen de: CN121344667A
本发明公开了一种钨锌共掺杂Ni2P/Co2P的复合材料及其制备方法和用途，本发明首先通过水热法得到Zn掺杂的NiCo‑LDH，再通过离子交换法进行W掺杂得到W和Zn共掺杂的NiCo‑LDH，最后通过煅烧法对W/Zn‑NiCo‑LDH进行磷化得到钨锌共掺杂Ni2P/Co2P的复合材料。该钨锌共掺杂Ni2P/Co2P的复合材料在工业级电流密度下具有良好的HER和HzOR催化活性和稳定性，具有优异的肼氧化辅助电解水制氢性能。此外本发明所采用的各种原料来源广易获得，制备工艺简单，便于大规模工业化生产和应用。
Resumen de: CN121344658A
本发明提供一种碳载钌掺杂铁基磷化物电催化剂、制备方法及应用，属于电催化材料领域。该方法是将三氯化钌、三氯化铁和苯基膦酸混合，进行配位反应得到MOFs前驱体；将得到的MOFs前驱体超声洗涤纯化，得到纯品；将得到的纯品置于管式炉中煅烧碳化，得碳载钌掺杂铁基磷化物电催化剂。本发明还提供上述制备方法得到的碳载钌掺杂铁基磷化物电催化剂。本发明提供的碳载钌掺杂铁基磷化物具有优异的电催化性能，且实现电催化还原析氢的过电位较低。
Resumen de: CN121344640A
本发明提出一种一体式极框极板与制备工艺。本发明的一体式极框极板，包括极板，极板的厚度方向为第一方向，极板在内外方向上划分为电解部和环形的连接部，连接部环设在电解部的周侧，电解部在第一方向上的两个侧面上均设有向外凸起的乳突结构；缓冲层，缓冲层包覆在连接部的外表面上，缓冲层的体积可被压缩；极框，极框由工程塑料制成，极框为环形，极框注塑成型在缓冲层的外侧以使得缓冲层位于极框和连接部之间，极框的厚度方向为第一方向，极框具有沿第一方向贯穿其的进液通道、第一出口通道和第二出口通道。因此，根据本发明的一体式极框极板具有极板平整度高的优点。
Resumen de: WO2026004400A1
An ammonia production system according to the present invention comprises: a solid oxide electrolysis cell (10) to which a gas containing water vapor and nitrogen is supplied, and which generates hydrogen and ammonia through an electrolytic reaction of the supplied gas; a water vapor supply line (L10) that guides the water vapor to the solid oxide electrolysis cell (10); a separation unit (60) that guides a mixed gas which was discharged from the solid oxide electrolysis cell (10) and contains ammonia, hydrogen, and nitrogen, and separates the hydrogen and nitrogen contained in the mixed gas; and a circulation line (L32) that guides the hydrogen and nitrogen separated by the separation unit (60) to the water vapor supply line (L10).
Resumen de: WO2026004449A1
This SOEC generates hydrogen by electrolyzing water vapor supplied thereto. The present invention is provided with: a cathode flow path (209) through which a water vapor-containing gas that contains water vapor and nitrogen flows; an anode flow path (207) through which an oxidizing gas flows; a water vapor electrolysis chamber (215) into which the water vapor-containing gas flowing through the cathode flow path (209) and the oxidizing gas flowing through the anode flow path (207) are introduced so as to generate hydrogen by electrolyzing water vapor supplied from the cathode flow path (209), and from which a mixed gas that contains the generated hydrogen is discharged; and a lower heat exchange unit (213) which exchanges heat between the mixed gas discharged from the water vapor electrolysis chamber (215) and the oxidizing gas to be supplied to the water vapor electrolysis chamber (215). The lower heat exchange unit (213) is configured so that the mixed gas that exchanges heat with the oxidizing gas is at a specific temperature at which the mixed gas has a desired composition.
Resumen de: WO2026004399A1
This hydrogen production system comprises: an SOEC (10) that generates ammonia, and electrolyzes supplied water vapor to generate hydrogen; a water vapor supply system (90) that guides water to the SOEC (10); a condenser (60) to which ammonia-containing hydrogen discharged from the SOEC (10) is guided, and cools the ammonia-containing hydrogen to condense the ammonia; and a condensed water line (L32) that guides the ammonia condensed by the condenser (60) to the water vapor supply system (90).
Resumen de: JP2026007531A
【課題】効率良くメタンを製造できる光触媒を提供する。【解決手段】金属酸化物を含む光触媒であって、前記金属酸化物は、最外殻のｄ軌道の電子配置がｄ０である少なくとも１種の金属イオンＭｄ０と、最外殻のｄ軌道の電子配置がｄ１０である少なくとも１種の金属イオンＭｄ１０と、を含み、前記Ｍｄ０の種類数及び前記Ｍｄ１０の種類数の合計が５種類以上であり、ＣｕＫα線を用いたＸ線回折装置により測定されるＸ線回折パターンにおいて、２θ：２９．０°～３１．０°に観測される回折ピークのうち、最も高い強度を有する回折ピークの半値幅が０．２０°以下である、光触媒。【選択図】図１
Resumen de: WO2026009806A1
This water electrolysis cell is provided with: an electrolyte layer; a first gas diffusion electrode layer disposed on one side of the electrolyte layer; a second gas diffusion electrode layer disposed on the other side of the electrolyte layer; a first catalyst layer disposed between the electrolyte layer and the first gas diffusion electrode layer; a second catalyst layer disposed between the electrolyte layer and the second gas diffusion electrode layer; and a water supply unit for supplying water to the surface of the first gas diffusion electrode layer on the side opposite the electrolyte layer.
Resumen de: KR20260008372A
니켈 설파이드-몰리브데늄 나이트라이드(Ni3S2-MoN) 제조방법으로, 니켈 폼(Nickel Foam)을 몰리브덴 전구체와 타싸이오요소(thiourea, CH4N2S)혼합액에 접촉시키는 단계;및 상기 니켈 폼을 질소 분위기에서 열처리하는 단계를 포함하는 니켈 설파이드-몰리브데늄 나이트라이드(Ni3S2-MoN) 제조방법이 제공된다.
Resumen de: US20260018642A1
A method and system of generating electrical power or hydrogen from thermal energy is disclosed. The method includes adding heat to (or removing heat from) a salinity gradient generator configured to generate a more concentrated and a less concentrated saline solution. The method further includes drawing the more concentrated saline solution and the less concentrated saline solution from the salinity gradient generator and feeding the more concentrated saline solution and the less concentrated saline solution into a power generator. Feeding the saline solutions into the power generator causes the power generator to receive the saline solutions and generate power by performing a controlled mixing of the more concentrated saline solution and the less concentrated saline solution. The method further includes drawing, from the power generator, a combined saline solution comprising the mixed saline solutions and feeding the combined saline solution to the salinity gradient generator.
Resumen de: WO2026013372A1
A hydrogen production device for producing a hydrogen rich gas from ammonia comprising a first chamber comprising an inner wall and an outer wall defining an internal volume, wherein the first chamber contains an ammonia decomposition catalyst disposed between the inner wall and the outer wall, the first chamber having one or more ammonia gas inlets and one or more raw cracked gas outlets, wherein said one or more ammonia gas inlets and one or more raw cracked gas outlets are arranged such that the ammonia flows through the first chamber from the one or more ammonia gas inlets to the one or more raw cracked gas outlets and contacts the ammonia decomposition catalyst; and one or more heat sources for heating the ammonia decomposition catalyst; wherein the first chamber has one or more fins, said one or more fins disposed between the inner wall and the outer wall of the first chamber, wherein the first chamber has an internal surface area, wherein the internal volume is between 10 ml and 100 litres and wherein the ratio of the internal surface area in mm2 to the internal volume in mm3 is between approximately 1 :2 and 1 :6.
Resumen de: US20260015744A1
POM particles are suitable as photocatalytic or electrocatalytic catalyst in the production of hydrogen and a method of producing such POM particles. The POM particles are produced by subjecting a heteropoly acid with the chemical formula HzXY12O40, or a hydrate thereof, to acidic conditions in the presence of a polyvalent cation, wherein z=3 or 4, X is selected from the group consisting of P, Si, Ge, As, Sb and V, and Y is selected from the group consisting of W, Mo and V.
Resumen de: US20260015745A1
The present invention relates to an electrode for electrolysis, a laminate, a wound body, an electrolyzer, a method for producing an electrolyzer, a method for renewing an electrode, a method for renewing a laminate, and a method for producing a wound body. An electrode for electrolysis according to one aspect of the present invention has a mass per unit area of 48 mg/cm2 or less and a force applied per unit mass-unit area of 0.08 N/mg·cm2 or more.
Resumen de: US20260015742A1
The invention relates to an electrolysis system including an electrolysis plant and a power supply source with a direct voltage output and including a central supply line, wherein the central supply line is connected to the direct voltage output of the power supply source such that a direct current can be fed to the central supply line, where a central DC high-performance strand designed for the direct voltage is provided, to which high-performance strand the electrolysis plant is connected via the central supply line, wherein at least the power supply source and the DC high-performance strand are designed as a network insulated from ground. The invention also relates to the use of an insulated DC network in an electrolysis system.
Resumen de: US20260015746A1
To provide a polymer electrolyte membrane which is excellent in the strength and the surface property, and which can achieve a low membrane resistance when applied to a water electrolyzer, a membrane electrode assembly, a water electrolyzer, and a method for producing the polymer electrolyte membrane.A polymer electrolyte membrane comprising a fluorinated polymer having ion exchange groups and a nonwoven fabric, wherein the nonwoven fabric contains polyphenylene sulfide fibers; in a fiber diameter distribution histogram of fibers constituting the nonwoven fabric, the maximum frequency peak appears in a range of 100 to 900 nm; and the polymer electrolyte membrane has a thickness of 30 to 90 μm.
Resumen de: US20260015741A1
Solid oxide electrolytic cell assembly (SOEC) and methods for making SOECs are provided. An exemplary method includes forming a functionalized zeolite templated carbon (ZTC). The functionalized ZTC is formed by forming a CaX zeolite, depositing carbon in the CaX zeolite using a chemical vapor deposition (CVD) process to form a carbon/zeolite composite, treating the carbon/zeolite composite with a solution including hydrofluoric acid to form a ZTC, and treating the ZTC to add catalyst sites. In the method, the functionalized ZTC is incorporated into electrodes by forming a mixture of the functionalized ZTC with a calcined solid oxide electrolyte, and calcining the mixture. The method includes forming an electrode assembly, forming the SO electrolytic cell assembly, and coupling the SO electrolytic cell assembly to a heat source.
Resumen de: US20260015743A1
An electrosynthetic cell and its use are disclosed. The electrosynthetic cell can be used in a reductive electrosynthesis of one or more desired chemical products from one or more chemical reactants. The electrosynthetic cell comprises a hydrogen anode half-cell and a cathode half-cell. The hydrogen anode half-cell comprises hydrogen (H2), a first liquid phase solution that is in contact with an anode and a heterogeneous redox catalyst capable of catalyzing the oxidation of H2 to H+, and a redox mediator capable of transferring or accepting electrons and/or protons while undergoing reduction or oxidation. The cathode half-cell comprises a second liquid phase solution comprising the one or more chemical reactants that is in contact with a cathode and a reductive synthesis catalyst capable of catalyzing the reductive synthesis of the one or more desired chemical products from the one or more chemical reactants.
Resumen de: US20260015230A1
A solid state storage system includes a pressure-sealed storage unit defining an interior and having an outlet, an upper manifold and a lower manifold separated by a dividing plane having a set of ports, a set of chambers, and a solid state storage, wherein at least some gas is supplied to the outlet.
Resumen de: US20260015232A1
The present invention relates to a plant for producing hydrogen and/or methanol from organic compounds or coal. In particular, the plant of the present invention comprises a primary, thermo- and photocatalytic reactor comprising a pressure-tight main body equipped with a UV irradiation system. The invention further relates to a process for producing hydrogen and/or methanol from organic compounds or coal based on the sulphur-iodine cycle and the use of noble metal-based catalytic systems and/or photocatalytic systems.
Resumen de: US20260015229A1
A system including a gas production device including (a) a solid containing compartment configured to contain a solid, (b) at least one fluid channel with an inlet and an outlet comprising an opening along at least a portion of its length, the opening facing the solid, (c) a solution compartment configured to contain a solution, the solution compartment: (1) being in fluid communication with the fluid channel inlet and outlet, (2) located along a fluid pathway in between the fluid channel outlet and inlet, and (3) at least one hydrogen gas outlet, (d) a fluid flow driver in fluid communication with the fluid pathway, and (e) a fluid flow rate regulator connected to the fluid flow driver. Disclosed is also a method for producing a gas (e.g., hydrogen).
Nº publicación: WO2026013694A1 15/01/2026
Solicitante:
INDIAN INST TECH MADRAS [IN]
SAI PET PREFORMS [IN]
INDIAN INSTITUTE OF TECHNOLOGY MADRAS (IIT MADRAS),
SAI PET PREFORMS
Resumen de: WO2026013694A1
The present invention provides electrolyzer system that comprises of a membrane electrode assembly, and an electrolyte; wherein the membrane electrode assembly comprises of the anode, cathode, and a separator membrane; characterized in that the separator membrane is a hexagonal boron nitride (HBN) coated chitosan-based diaphragm. Further the present invention provides an HBN dispersed chitosan-based indigenous diaphragm membrane and a method of preparation thereof. Furthermore, the present invention provides catalysts and a method of preparation thereof.
BOPI
Sede Electrónica
