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364
resultados
Última actualización
04/08/2026 [07:10:00]
Resultados 300 a 325 de 364
Resumen de: CN122358241A
本发明公开了一种酸性析氧反应的NaNbO3/Co3O4电催化剂制备方法及其应用，属于电化学能量转化与催化材料领域。制备方法包括：选取钴的含氧酸盐、铌酸钠为金属源，络合剂按预设摩尔比混合于去离子水，调节pH后加热搅拌形成金属络合溶胶；经水热处理、超声清洗、离心分离、烘干成胶及高温煅烧，得到NaNbO3/Co3O4电催化剂。应用方法包括：预处理钛毡并负载催化剂制得工作电极，搭建三电极电解体系，通过电化学测试实现酸性析氧反应，还可将催化剂应用于PEM电解水制氢体系。本发明通过溶胶凝胶法实现分子级均匀复合，优化催化剂电子结构与稳定性，制备工艺可控可重复，适配规模化生产，为酸性电解水制氢提供高性能、低成本的非贵金属催化解决方案。
Resumen de: CN122355295A
0001 本发明提供了一种利用废弃花岗岩石粉和导电炭黑制备碳化硅的方法，包括如下步骤：S1、将废弃花岗岩石粉和导电炭黑混合均匀，配置成混合料；S2、将所述混合料进行球磨处理，筛分后得到细化混合料；S3、将所述细化混合料置入焦耳装置，烧结制备多相复合粉体；S4、将所述多相复合粉体高温煅烧，然后进行碱洗得到碳化硅粉末。本发明实现废弃花岗岩石粉的高值化再生利用，解决传统碳化硅制备工艺能耗高、周期长的问题，避免了建材废料堆积占地广、污染大的问题。本发明贴合绿色低碳发展理念，变废为宝，通过不同原料配比以及烧结参数的设计，可制备不同类型的碳化硅产品，在治理污染的同时创造经济效益。
Resumen de: CN122361535A
0001 本发明提供了一种由苯胺和吡咯的共聚物制备的Pt/N‑CNTs/PANI的柔性平面式NH<3>传感器，属于气体传感器技术领域。所述传感器包括PET衬底和原位生长在PET衬底表面的气敏材料；所述气敏材料为Pt负载的由苯胺和吡咯的共聚物高温制备的N‑CNTs即Pt‑N‑CNTs与聚苯胺的复合材料；聚苯胺均匀的包裹在Pt修饰的N掺杂空心碳纳米管表面。本发明制备的Pt/N‑CNTs/PANI复合纳米材料，在氨气检测方面具有宽检测范围、高响应值、良好的线性拟合度，以及重复性强、响应/恢复速度快、选择性高等优点，同时可在室温条件下进行检测。该材料便于携带，对本领域技术发展具有重要的实践应用与研究价值。
Resumen de: CN122350718A
本发明公开了一种用于侵入式脑机接口的信号增强电极的制备方法，包括制备二维硼基‑氧化石墨烯复合材料，再采用所述二维硼基‑氧化石墨烯复合材料制备用于侵入式脑机接口的信号增强电极两个步骤。发挥了二维硼基与碳基材料在导电、界面适配和结构调控方面的协同作用，提高电极信号传输能力、提高电极整体稳定性和界面接触性能。制备工艺步骤清晰、参数可调，便于根据需求优化材料复合比例、反应及成型条件，具有较好的实施性和应用价值。基于该电极柔顺性和生物相容接触性能好，能与生物组织形成稳定接触，适用于侵入式脑机接口的信号增强电极。
Resumen de: CN122358290A
本发明公开了一种刀具的表面处理方法，属于金属表面处理技术领域。该方法依次包括：基体预处理、等离子体多元素低温共渗形成梯度扩散层、磁场与超声协同辅助的脉冲电沉积纳米复合防护层、激光选区重熔自平整化及真空应力消除与深冷处理；梯度扩散层提供硬度平缓过渡，纳米复合防护层以镍、钴合金为基质弥散分布纳米碳化硅颗粒和纳米氮化硼颗粒。该方法在无铬环保前提下，使刀具表面显微硬度≥1060HV0.1、结合力≥110N、摩擦系数≤0.22、耐盐雾≥260h，并保持精密尺寸，可全面替代传统镀铬工艺。
Resumen de: CN122356696A
0001 本发明公开了一种PMMA复合材料及其制备方法与应用，属于高分子材料技术领域，本发明所述PMMA复合材料通过在PMMA基体中引入特定尺寸的碳纳米管、纳米氧化钨粒子和纳米铂粒子，当应用于PMMA滤光片时，不仅可以在不同透光率下均实现较低的光谱中性度和光老化稳定性，同时耐刮擦性优异，综合性能好。
Resumen de: CN122370425A
本发明公开了一种ZnCoSe/NC双功能催化剂及其制备方法和应用，属于电催化材料技术领域。针对现有过渡金属硒化物电催化剂催化活性不足、活性位点类型单一的技术问题，本发明制备的催化剂包含氮掺杂碳载体以及负载于载体上的ZnSe与CoSe颗粒以及分散于载体中的Co单原子，通过合理调控各组分的比例与界面结构，构建高效的协同催化体系。催化剂ZnCoSe/NC具有优异的ORR性能，且10 h稳定性测试后电流保留率仍维持在97.6%；同时还展现出具有竞争力的析氧反应（OER）活性。本发明开发了一种高性能、低成本的ORR/OER双功能电催化剂，为非贵金属基双功能催化剂的设计与制备提供新的思路与方法。
Resumen de: CN122355281A
本发明涉及一种碘诱导锂嵌入剥离二维材料的方法，包括以下步骤：将目标块体层状材料与无机盐混合均匀，得到混合物A；无机盐中含有碘化锂；在真空环境或保护气氛下，将混合物A加热至280～400℃，同时施加紫外光照射，经固态锂化处理得到混合物B；将混合物B分散于去离子水中，经水解剥离、分离、洗涤和干燥，得到二维材料。本发明以含碘化锂的无机盐作为插层介质，通过光场与热场的协同激发作用，诱导卤素离子氧化分解并释放电子，驱动碱金属离子嵌入块体层状材料层间隙中实现原位固态插层，再通过水解剥离，获得超薄、大横向尺寸的二维材料，工艺安全，插层效率高，普适性好。
Resumen de: CN122358237A
0001 本发明公开了过渡金属硫化物@木质炭自支撑电极材料及其制备和应用；本发明通过通过将脱木质素木材置于惰性气体中碳化，得到三维多孔导电的木质碳；将金属镍源和铁源分散于溶剂中，得到混合溶液A；将木质碳置于混合溶液A中进行水热反应，得到负载金属双氢氧化物的木质碳；将钼源和硫源分散于溶剂中，得到混合溶液B；将负载金属双氢氧化物的木质碳置于混合溶液B中进行水热反应，得到负载硫化钼与硫化镍铁纳米片的木质碳电极，即为过渡金属硫化物@木质炭自支撑电极材料。本发明采用的两步简单水热法合成的过渡金属硫化物@木质炭自支撑电极材料，构建硫化钼与硫化镍铁纳米片的异质结构，提高电催化活和性稳定性。
Resumen de: US20260198210A1
0000 A display module including a display layer providing source light, and a light control layer disposed on the display layer and including a plurality of light control portions, which are separated from one another, wherein each of the plurality of light control portions includes a base resin portion, the base resin portion includes a polymer derived from a resin composition containing an expanding monomer.
Resumen de: US20260193636A1
0000 The present disclosure relates to compositions of immobilized enzymes on the surface of achromosomal and/or anucleate cells and uses thereof. In particular, the present disclosure provides genetically engineered minicells with enzymes self-assembled on their surface. The immobilized enzymes on the surface of achromosomal and/or anucleate minicells, has agricultural, industrial, and environmental applications due to their improved stability durability and, reusability. Also, provided are methods for producing and purifying enzyme-immobilized minicells.
Resumen de: WO2026146238A1
A system (100) for producing nanoparticles. The system includes several units. An ablation chamber (10) houses a fluid (19) and at least one sample (18) immersed in the fluid (19). The ablation chamber (10) includes an inlet (13), an outlet (14) and at least one window (11) for receiving a laser beam from a laser unit (20). Optionally, a flow unit (40) generates movement of the fluid in the ablation chamber (10). A shaping unit (30) shapes a plurality of secondary beams (24) or shapes a beam profile (25) from the laser light beam (22), and irradiates one or multiple regions of the sample (18) through one or multiple windows (11).
Resumen de: WO2026147543A2
Recyclable carbon nanotube fibers and other structures, and more particularly to fully recyclable carbon nanotube structures from mixed-composition carbon nanotube materials. Solution-spun CNT structures can be fully and easily recycled. Continuous structures made out of different CNT composition materials can be mixed together in solution and reprocessed into a recycled fiber with the same morphology, structure, alignment, and properties of the virgin fiber obtained by mixing the raw CNTs.
Resumen de: WO2026145976A1
A method for forming an aluminium carbon composite material is provided. The method comprises providing a nanocarbon material and treating the nanocarbon material with copper to obtain a copper coated nanocarbon material, and mixing and ball milling the coated nanocarbon material with aluminium. An aluminium alloy is provided and melted in combination with the ball milled copper coated nanocarbon material and aluminium to form a melt. At least one of magnesium, silica and / or sodium borate is added to the melt. The melt is mixed to form a mixture and the mixture is cast to obtain the aluminium carbon composite material.
Resumen de: WO2026147435A1
The invention relates to benzenesulfonic acid-modified semiconducting single-walled carbon nanotubes (SWCNTs).
Resumen de: US20260193798A1
0000 A method of forming a catalytic electrode that includes depositing particles of a metal-organic framework onto a conductive substrate to form a coated substrate, exposing the coated substrate to a laser having a wavelength (λ) of 5 μm to 10 μm and a power of 25 W to 35 W to form a carbonized product, and washing the carbonized product to obtain the catalytic electrode. The metal organic framework is at least one selected from the group consisting of a copper containing metal organic framework and a cobalt/nickel containing metal organic framework. The carbonized product includes a carbon-containing porous scaffold, and nanoparticles which are at least one selected from the group consisting of cobalt-nickel (Co—Ni) alloy nanoparticles and copper oxide (CuO) nanoparticles disposed on the carbon-containing porous scaffold.
Resumen de: US20260193445A1
A product of additive manufacturing with a multimaterial silicone-based ink includes a printed three-dimensional (3D) structure including filaments in a predefined geometric arrangement. The filaments include a silicone-based matrix and a multimaterial filler. The printed 3D structure is configured to have a predefined electrical resistance characteristic, and the predefined electrical resistance characteristic is a function of the predefined geometric arrangement of the filaments.
Resumen de: WO2026147264A1
An embodiment of the present invention provides a display panel comprising: a base layer including first areas and a second area surrounding each of the first areas; a pixel circuit layer disposed on the base layer and including pixel circuits and insulating layers disposed in the first areas; light-emitting diodes disposed on the pixel circuit layer and electrically connected to the pixel circuits, respectively; and a connection wire which electrically connects pixel circuits disposed adjacent to each other among the pixel circuits and includes a structure in which a main connection wire including a two-dimensional nanostructure and an auxiliary connection wire including a one-dimensional nanostructure and a zero-dimensional nanostructure are stacked.
Resumen de: WO2026143301A1
Various embodiments are described herein for a device and method for detecting bacteria. Included is a needle apparatus for detecting a bacteria comprising a plurality of working electrodes, each working electrode of the plurality having a detecting face and extending from the detecting end to the connecting end and comprising: an electrically conductive surface the detecting face of each working electrode, a peptidic probe immobilized on at least a portion of the electrically conductive surface, the peptidic probe comprising an electroactive moiety and a cleavable peptide, the cleavable peptide optionally comprising at least one linker; a reference electrode; an electrode spacer configured to support and align the plurality of working electrodes and the reference electrode each inserted or insertable therein; a syringe hub counter-electrode, optionally configured to mate with and receive the electrode spacer.
Resumen de: US20260194518A1
0000 A device, system, and method incorporating a microfluidic device for enhanced mixing and detection sampling is disclosed. The microfluidic device may include one or more sensors and an analyte solution. The one or more sensors and the analyte solution may be contacted in the microfluidic device and may be used to determine whether the analyte solution contains one or more chemical, biological, and/or radiological/nuclear (CBRN) threats.
Resumen de: WO2026147852A1
In some aspects, the disclosure relates to compositions and method for detection, classification, and treatment of disease or other body status. The methods and compositions may be methods or compositions for identification of diseases in patients using a nanosensor having an enzyme cleavage site linked to a volatile 5 reporter via a dipeptide linker.
Resumen de: WO2026146528A1
The present invention relates to a method for the efficient transformation of crystalline minerals into nanoparticles using salt-seeded microdroplets. By introducing small concentrations of salts into charged water microdroplets, the electric potential required for effective mineral disintegration is significantly reduced, resulting in enhanced efficiency and safety. The process is applicable to a wide range of minerals and offers a sustainable, cost-effective approach to nanoparticle production. The resulting nanoparticles, ranging in size from 2-10 nm, have applications in catalysis, pharmaceuticals, and advanced materials fabrication.
Resumen de: AU2024406406A1
The present disclosure provides nitrogen-containing silicon ether ionizable lipid compounds and lipid nanoparticles including the ionizable lipid. The disclosure further relates to lipid nanoparticles including a provided ionizable lipid compound together with a phospholipid, e.g., a phospholipid that includes at least one unsaturated tail and a head group having a positively charged nitrogen. The provided materials are particularly beneficial in applications involving delivery of a nucleic acid. The disclosure also provides pharmaceutical compositions and methods including the provided ionizable lipids and/or lipid nanoparticles.
Resumen de: AU2024385239A1
The present disclosure relates to lipids and compositions thereof. In various aspects of the invention, the compositions are lipid nanoparticle compositions used to deliver various DNA molecules and/or therapeutic agents to selected targets, such as cells for gene delivery, and/or to prevent or treat diseases or disorders in a subject in need thereof.
Nº publicación: US20260193725A1 09/07/2026
Solicitante:
MASSACHUSETTS INST OF TECHNOLOGY [US]
Massachusetts Institute of Technology
Resumen de: US20260193725A1
0000 The present invention provides a system and method for detecting an analyte in a sample comprising semiconducting single-walled carbon nanotubes (SWCNTs) and surface-adsorbed nucleic acids, wherein the surface-adsorbed nucleic acids comprise a complementary region and at least one anchor, wherein the complementary region comprises a nucleic acid sequence that is complementary to and/or hybridizes to a target region of the analyte, and the at least one anchor comprises a nucleic acid sequence that is not complementary to the target region of the analyte.
BOPI
Sede Electrónica
