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363
resultados
Última actualización
28/07/2026 [07:18:00]
Resultados 150 a 175 de 363
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.
Resumen de: US20260194437A1
0000 Methods of determining the length of nanowires and/or carbon nanotubes (CNTs), as well as systems for performing the same are provided. The methods and systems include the use of passing a polarized light beam through a sample container that is situated between parallel plate electrodes and subjected to a varying electric field. Measurement of the dichroism amplitude in the sample allows for the determination of nanowire and/or CNT lengths in the sample.
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.
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: US20260191998A1
The present invention relates to an indole phthalocyanine compound, a preparation method therefor, and a use thereof in tumor diagnosis imaging. Specifically, the present invention relates to a compound having a structure represented by general formula (I) or a pharmaceutically acceptable salt thereof, and a use thereof as a contrast agent. By using the contrast agent of the present invention, near-infrared real-time imaging having high contrast and a clear and distinguishable imaging result can be implemented.
Resumen de: US20260191905A1
0000 Described herein are anti-Glypican 3 (GPC3) antibodies and binding proteins including such binding domains, as well as nucleic acids encoding the same. The disclosure also features methods of using such antibodies, antigen-binding fragments, binding proteins, and nucleic acid to treat various diseases, such as cancer (e.g., HCC).
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: US20260191796A1
0000 Disclosed herein are methods of increasing the potency of nucleic acid loaded lipid nanoparticles (naLNPs) through certain novel and surprisingly superior LNP manufacturing techniques. Also disclosed are pharmaceutical compositions containing naLNPs manufactured according to the manufacturing methods described herein. The methods disclosed herein overcome major technical difficulties and high costs associated with previous LNP manufacturing techniques. The methods disclosed herein, therefore, greatly improve the industrial production of LNPs in unexpected ways thereby providing more potent naLNPs for nucleic acid delivery. Specifically, the invention disclosed herein are methods that show increased potency naLNPs due to increased mixing concentration of the lipids and mRNA during assembly.
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: 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: 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: 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: CN119936130A
The invention provides a gas sensor for a non-metal pipe and a gas monitoring method. The gas sensor comprises MXene-based gel fibers and is prepared through the following steps that dispersion liquid containing MXene nanosheets serves as spinning liquid, the spinning liquid is injected into a spinning guide pipe, a sleeve is arranged on the outer wall of the spinning guide pipe, and the temperature of the sleeve is gradually reduced in the flowing direction of the spinning liquid; injecting the spinning solution into a coagulating bath through a spinning guide pipe; and collecting the fiber formed in the coagulating bath, and at least performing swelling, liquid nitrogen freezing and freeze drying to obtain the MXene-based gel fiber. According to the gas monitoring method, the gas sensor is used for monitoring environment gas and/or permeable gas of the non-metal pipe. The gas sensor provided by the invention is high in sensitivity, can detect low-concentration gas, and is suitable for monitoring gas permeation of a non-metal pipe.
Resumen de: EP4772869A1
A method for manufacturing oxidized MXene according to a preferred embodiment of the present disclosure may remove fluorine groups (F) on a surface of MXene and form OH functional groups through an oxidation process to effectively adsorb CO2 molecules and reversibly change electrical conductance according to gas concentration. In addition, a chemimemristor device based on the oxidized MXene (Mn+1Xn(OH)2) may simultaneously implement memristor and gas sensor functions in a single device, and maintain multiple levels of conductance depending on the concentration of adsorbed molecules, and implement, based thereon, reversible changes in conductance according to a concentration of CO2 and multi-level information processing through its characteristics of learning multi-level operations and molecular adsorption history to mimic the human sense of smell and synaptic plasticity of the brain.
Resumen de: US2025075298A1
Aspects of the present disclosure generally relate to processes for forming multimetallic alloys and carbon-supported multimetallic alloys. In an aspect, a process for forming carbon-supported PtNiCoRu nanoparticles is provided. The process includes forming a mixture comprising a platinum (Pt) metal source, a nickel (Ni) metal source, a cobalt (Co) metal source, a ruthenium (Ru) metal source, a carbon source, and a solvent. The process further includes heating the mixture at a temperature that is from about 80° C. to about 250° C. to form carbon-supported nanoparticles, the carbon-supported nanoparticles including a carbon support, and PtNiCoRu single phase alloy nanoparticles chemically bonded to the carbon support. Processes for forming carbon-supported PtNiCoRuFe nanoparticles are also provided. Processes for forming PtNiCoRu and PtNiCoRuFe alloy nanoparticles are also provided.
Resumen de: EP4772475A1
The present disclosure provides a precursor of a positive electrode active material. A particle of the precursor includes a core and a shell covering the core. Each of the core and the shell is made of nickel cobalt manganese oxide or nickel cobalt manganese hydroxide. The core is doped with a fluxing agent, and the fluxing agent is selected from one or more of an oxide, a carbonic acid compound, and a hydroxide of a first metal element, and the first metal element at least is one of Sr, Li, Mg, Ni, Co, and Zr. The shell is doped with a reaction inhibitor. The reaction inhibitor is selected from one or more of lithium compounds, an oxide, a carbonic acid compound, a hydroxide, and other compounds of a second metal element, and the second metal element at least is one of Ta, W, Al, Mn, Mo, and La. A fluxing agent is disposed in the core of the particle of the precursor, and the reaction inhibitor is disposed in the shell, so that subsequent crystallization of the precursor develops from inside to outside. The present disclosure further provides a positive electrode active material and a preparation method therefor, a positive electrode comprising the positive electrode active material, a lithium-ion battery, and a preparation method for the precursor.
Resumen de: EP4773237A1
The present application relates to the field of lithium battery technologies, and in particular, to a lithium-supplementing additive, and a method for preparing the same, a positive electrode material, a positive electrode plate, and a battery. The lithium-supplementing additive includes a lithium-containing compound, and the lithium-containing compound is selected from the group consisting of compounds represented by the following chemical formula (I): aLiFeαMnβM1-α-βO2-γXγ·(1-a)Li2FeδMnεN1-δ-εO3-ηXη, where M and N are each independently selected from a group consisting of Zr, Co, Sr, Al, Ni, W, Ti, Cu, Mg, Zn, Ca, Ba, Sc, Ga, Y, La, In, Ce, Ge, Hf, Sn, Nb, Ta, V, and Sb, and X is fluorine (F); 0.4 ≤ a ≤ 0.9, 0 < α ≤ 1, 0 ≤ β ≤ 1, 0 < (α+β) ≤ 1, 0 ≤ γ ≤ 0.1, 0 < δ ≤ 1, 0 ≤ ε ≤ 1, 0 < (δ+ε) ≤ 1, and 0 ≤ η ≤ 0.1. The lithium-supplementing additive provided in the present application can achieve stable and uniform lithium supplementation and enhance cycling stability.
Resumen de: WO2025093877A1
The invention provides isolated polypeptides, fusion proteins, isolated nucleic acid molecules, nucleic acid vectors, host cells, nanostructures, composite nanostructures, and pharmaceutical compositions. The invention further provides methods of treating a disease or disorder, medical uses, and uses involving said products of the invention. The invention further provides methods of forming a nanostructure and methods of forming a composite nanostructure. The isolated polypeptides and fusion proteins have the ability to form a nanostructure in the presence of ATP.
Resumen de: CN122344466A
本发明公开了一种浓度依赖型红光硫量子点的制备方法及红光硫量子点，采用研磨法，以升华硫、无机碱和杂环功能化试剂为原料，过氧化氢为刻蚀剂进行反应，经透析、冷冻干燥，即得；所述杂环功能化试剂为含氮杂环化合物，选自2‑氨基噻唑、咪唑‑2‑甲醛、2‑氨基噁唑中的至少一种。三种SQDs都具有浓度依赖性，随着SQDs浓度的升高，其最佳发射波长逐渐红移，最大红移了130 nm。制备的SQDs的最大发射波长可以达到690 nm，这表明其为红光发射荧光纳米材料，其荧光波长红移可归因于高浓度下因分子组装而发生的非辐射跃迁即荧光共振能量转移，并生产新的发射中心。本发明为浓度依赖性纳米材料和红光发射SQDs的研究提供了新的策略。
Resumen de: CN122342716A
0001 本发明提供一种口腔清洁用仿生组装颗粒及其制备方法和口腔清洁组合物。所述颗粒具备珍珠粉纳米颗粒被包覆于透明质酸钠中的复合结构，其整体呈现有机/无机复合的软体组装形态。其在作为口腔清洁或者护理用的摩擦剂使用时，在保留珍珠粉颗粒清洁效果的同时，降低对牙齿等组织的磨损，并具有良好的生物相容性，且具有口腔护理功能。
Resumen de: CN122344750A
0001 本发明涉及新能源领域，公开了一种钌基金属/氧化物异质结构催化剂及其制备方法和应用，催化剂包括结晶态的Ru和非结晶态的RuO2，RuO2中掺杂有金属元素Bi，基于Ru和RuO2的总量，Ru的量为60‑70wt.%，RuO2的量为30‑40wt.%，Bi的量为1‑5wt.%。本发明构建了一种具有结晶态的Ru和非结晶态的RuO2的异质结构的催化剂，且催化剂中具有较多的氧空位，优化了催化剂的电子分布，制得的催化剂在全pH条件下均具有优异的HER催化活性。
Resumen de: CN122344773A
本发明涉及发光材料技术领域，具体为一种尺寸均匀的铪基双钙钛矿纳米晶及其制备方法，旨在解决现有Cs2HfCl6纳米晶因采用一锅法制备导致的尺寸分布不均、质量低下及量子产率低的技术问题。本发明提出一种热注入制备方法，包括：S1、获取铯前驱体CsX的溶液L1；S2、获取铪前驱体Hf(acac)4的溶液L2；S3、将预热后的L1与L2溶液在惰性气氛下与预热的混合溶剂结合，随后注入含氯溶液引发反应，经冰水浴冷却后得到目标纳米晶。本发明通过有效控制钙钛矿纳米晶的结晶速度，使产物组分均匀、尺寸均一，量子效率与稳定性显著提升，有助于在发光器件、辐射探测等领域的应用。
Resumen de: CN122344004A
本发明涉及纳米功能材料领域，公开了一种高熵BaTiO3纳米颗粒及其制备方法，高熵BaTiO3纳米颗粒的化学通式为(Ba1‑xAx)(Ti1‑yBy)O3，0.05≤x≤1，0.05≤y≤1；该技术方案对BaTiO3的A位和B位进行元素掺杂制备高熵结构BaTiO3纳米颗粒，制成的高熵结构BaTiO3纳米颗粒具有优异的SOD样、CAT样和GPx样催化活性，该技术方案通过控制A位和B位掺杂元素的含量，有效提高BaTiO3纳米颗粒的晶格畸变程度和表面活性位点数量，提高BaTiO3纳米颗粒的类酶催化活性。
Nº publicación: CN122342815A 07/07/2026
Solicitante:
昆明医科大学附属口腔医院（云南省口腔医院）
Resumen de: CN122342815A
本发明提供一种纳米级光热电耦合能量平台及其制备方法和应用，属于纳米生物医学材料技术领域。该方法包括：将ZIF‑8颗粒分散于硝酸银的醇溶剂中，通过离子交换和/或吸附作用引入金属银离子；将负载金属银离子的ZIF‑8材料分散在醇溶剂中，滴入由硫化物与单质硒粉共同溶解于有机溶剂中制得的硒前体溶液，在ZIF‑8的限域空间内原位生成均匀分布的金属硒化银纳米颗粒。所得产物由ZIF‑8载体和均匀分散的金属硒化银半导体纳米颗粒构成，粒径为300±20 nm，具有光热电效应。该能量平台可与生物相容性基质复合形成柔性贴片、薄膜或涂层，可促进细胞增殖、迁移、胶原沉积或线粒体功能恢复，特别适用于治疗糖尿病皮肤创面。
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