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BINARY HETEROJUNCTION NANOSHEET PHOTOSENSITIZER FOR THE PHOTODYNAMIC THERAPY OF RETINOBLASTOMA

Resumen de: WO2026142686A1

The invention pertains to a binary heterojunction photosensitizer composed of graphitic carbon nitride (gCN) and black phosphorus (BP) for use in photodynamic therapy (PDT) to treat retinoblastoma. The gCN/BP binary heterojunction nanosheets enhance light absorption and charge carrier separation, activated by near-infrared (NIR) light to generate reactive oxygen species (ROS), inducing apoptosis in cancer cells. The photosensitizer accumulates selectively in tumor tissues, minimizing damage to healthy cells, and addresses BP's stability in biological environments, offering a durable, non-invasive treatment for retinoblastoma.

OXYGEN EVOLUTION ELECTRODE CATALYST, METHOD FOR PRODUCING SAME, AND WATER ELECTROLYSIS DEVICE COMPRISING SAME

Resumen de: WO2026141825A1

The present invention relates to an oxygen evolution electrode catalyst comprising bismuth (Bi), wherein the bismuth exists together with iridium or an iridium compound to provide improved durability in an oxygen evolution reaction.

SYSTEMS AND METHODS FOR BIOMOLECULE RETENTION

Resumen de: US20260185084A1

0000 Compositions, systems, and methods for the display of analytes such as biomolecules are described. Display of analytes is achieved by coupling of the analytes to displaying molecules that are configured to associate with surfaces or interfaces. Arrays of analytes may be formed from the described systems for utilization in assays and other methods.

CARBON NANOTUBE DISPERSION AND PREPARATION METHOD THEREFOR

Resumen de: US20260184941A1

0000 The present invention relates to a carbon nanotube dispersion, comprising carbon nanotubes, a first dispersant containing a nitrogen atom, a mixture of a second dispersant and cations, and a solvent, wherein the second dispersant contains at least one hydroxy group and at least one carboxyl group in an aromatic ring, and the cations contain at least one selected from the group consisting of an alkali metal ion, an alkaline earth metal ion, an aluminum ion, a transition metal ion, an ammonium ion and a sulfonium ion, and a method for preparing the same.

YBCO/BARIUM TITANATE SUPERCONDUCTING MATERIAL

Resumen de: US20260184591A1

0000 A superconducting material is described. The superconducting material includes a rare-earth barium copper oxide (ReBCO) matrix, 0.01 to 0.5 weight percentage (wt. %), WO<3 >nanoparticles, based on the total weight of superconducting material, and 0.01 to 0.5 wt. % barium titanate nanoparticles, based on the total weight of superconducting material. A method of making superconducting material is also described. The method includes mixing WO<3 >nanoparticles, barium titanate nanoparticles, and ReBCO particles to form a particulate mixture; pressing the particulate mixture at a pressure of 500 to 1000 megapascals (MPa) to form a solid sample; and heating the solid sample at 800 to 1100 degrees centigrade (° C.) for 1 to 24 hours to form the superconducting material.

ACTIVATED NANOTHERAPY FOR SICKLE CELL DISEASE

Resumen de: US20260183420A1

We disclose here the nano-enabled delivery of highly potent 5-hydroxymethyl furfural (5-HMF) to sickled blood cells in patients. 5-HMF, a superior antisickling agent, has been formulated to address the limitations of existing treatment modalities arising from disfavorable pharmacokinetics of the drug compound. Specifically, two complementary 5-HMF prodrugs are integrated as a ‘protected’ biocompatible composite nanoparticle designed to readily fuse with RBCs and be amenable to transdermal delivery (5-HMF-grafted-phospholipid layered over a sucrose-derived graphitic carbon dot core). These RBC-targeted, protected, biocompatible, self-assembled 5-HMF prodrug nanoparticles for sickle cell disease are the first in class technology for offering a treatment for sickle cell disease which has improved potency, targeted payload delivery, and extended release with the red blood cells with enhanced pharmacodynamic effect in a treated patient.

QUANTUM DOT COMPOSITION

Resumen de: WO2026140969A1

The present invention provides a technology that makes it possible to easily perform ligand exchange. Provided is a quantum dot composition that is used to produce ligand-exchanged quantum dots by replacing at least a portion of ligands. A quantum dot composition according to the present invention comprises quantum dots, a solvent, and halogen ions, wherein: each quantum dot includes a core-shell particle that includes a core and a shell layer which covers the core and ligands that are coordinated to the surface of the core-shell particle; the shell layer includes Zn and S; the ligands include a first ligand that is a thiol and a second ligand that is at least one compound selected from the group consisting of amines, fatty acids, phosphine-based compounds, and alcohols; and the molar fraction of the first ligand to the ligands is within the range of 0.001-0.1.

QUANTUM DOT POPULATION COMPRISING SILVER CHALCOGENIDE QUANTUM DOTS, A METHOD FOR OBTAINING THE QUANTUM DOT POPULATION AND AN OPTOELECTRONIC DEVICE COMPRISING THE QUANTUM DOT POPULATION

Resumen de: US20260190850A1

0000 A quantum dot population comprising silver chalcogenide quantum dots is disclosed, wherein the silver chalcogenide quantum dots do not include phosphine or halide. 0000 A method for obtaining the quantum dot population of the invention and an optoelectronic device comprising the quantum dot population are also disclosed.

NANOPARTICLE-OLIGOT CONJUGATES BASED MESSENGER RNA DELIVERY SYSTEM

Resumen de: US20260183382A1

0000 The present invention relates to a gene carrier including a nanoparticle, oligo Ts bound to the surface of the nanoparticle, and for delivering polyadenylated nucleic acid molecules derived from a target gene, wherein the gene carrier has the effect of efficiently delivering the target gene into a cell without going through an additional processing step for binding the target gene and the carrier.

METASURFACE-ENABLED OPTICAL SENSING

Resumen de: US20260186144A1

0000 A sensor system which integrates metasurface-enabled optical sensing and illumination functionalities for tactile sensing via a sensing interface. The sensor system includes an illumination module including a light source and flat optics for projecting an illumination light (e.g. a pattern) toward the sensing interface, and an imaging module including flat optics and photodetectors for receiving the illumination light reflected or scattered by the sensing interface and capturing related optical signals including images. The captured optical signals are analyzed to detect interactions of an external object with the sensing interface. The disclosed system allows high performance characteristics, including ultra-wide fields of view, high-resolution imaging, and a significantly reduced form factor compared to traditional optical systems.

METHOD FOR PRODUCING ORGANICALLY MODIFIED INORGANIC FINE PARTICLE AND ORGANICALLY MODIFIED INORGANIC FINE PARTICLE

Resumen de: US20260184928A1

0000 The present invention enables organically modifying a starting particle with a variety of molecular structures, such as AlN, TiN, Si<3>N<4>, or SiC, uniformly on the entire surface of the starting particle using a common method to easily provide an organically modified inorganic fine particle with further improved dispersibility in a solvent. 0000 The present invention is a method for producing an organically modified inorganic fine particle. The method includes: forming an oxide layer, an oxyhydroxide layer, and/or a hydroxide layer on a surface of at least one or more kinds of starting particle selected from inorganic nitrides, inorganic carbides, inorganic sulfides, and insoluble salts; and organically modifying the starting particle, on which the oxide layer, the oxyhydroxide layer, and/or the hydroxide layer is formed, in a reaction field of a supercritical, subcritical, or gas phase aqueous solvent to obtain an organically modified inorganic fine particle.

IMPROVED GATE DIELECTRIC MULTILAYER FOR USE IN GATE-INDUCED QUANTUM DOT DEVICES

Resumen de: EP4770324A1

A quantum dot device comprising a semiconductor region (102); a first gate dielectric layer (104) of low dielectric constant dielectric material, preferably silicon dioxide, adjacent to the semiconductor region (102); a second gate dielectric layer (106) of high dielectric constant dielectric material, preferably aluminium oxide, adjacent to the first layer of low dielectric constant dielectric material (104); and a third gate dielectric layer (108) of low dielectric constant dielectric material, preferably silicon dioxide, adjacent to the second gate dielectric layer (106); wherein a thickness of the second layer (106) is less than 80% of a combined thickness of the first layer (104), the second layer (106) and the third layer (108), and more preferably less than 50%, and the thickness of the first layer (104) is less than the thickness of the third layer (108). A gate disposed on the gate dielectric layers is configured to induce quantum dots in the semiconductor layer (102). The dielectric layer structure compensates for the unwanted fixed charges present at the interface between the semiconductor (102) and the first dielectric layer (104). The second dielectric layer may be a nanolaminate.

INTEGRATED CIRCUIT STRUCTURES WITH BACKSIDE CONDUCTIVE SOURCE OR DRAIN CONTACT

Resumen de: EP4770316A1

0001 Integrated circuit structures having backside conductive source or drain contacts, and methods of fabricating integrated circuit structures having backside conductive source or drain contacts, are described. For example, an integrated circuit structure includes a dielectric structure over a vertical stack of horizontal nanowires or fin. An epitaxial source or drain structure is laterally adjacent to and coupled to the vertical stack of horizontal nanowires or fin. A conductive source or drain contact structure is laterally adjacent to the dielectric structure and is on and in contact with the epitaxial source or drain structure. The conductive source or drain contact structure is laterally surrounded by a dielectric spacer.

LITHIUM IRON PHOSPHATE PRECURSOR, LITHIUM IRON PHOSPHATE MATERIAL, PREPARATION METHOD THEREFOR, AND USE THEREOF

Resumen de: EP4769567A1

Disclosed are a lithium iron phosphate precursor, a lithium iron phosphate material, a preparation method therefor, and a use thereof. The lithium iron phosphate material comprises a flower cluster structure, the flower cluster structure comprises secondary particles, and the secondary particles are formed by agglomerating primary particles by means of a coating layer, the material of the primary particles is lithium iron phosphate. The lithium iron phosphate material of the present invention has good electrochemical properties and processing properties when used in batteries.

ELECTRONIC NOSE COMPRISING LASER INDUCED GRAPHENE EMBEDED GAS ACTIVATED NANOPARTICLES AND METHOD FOR MANUFACTURING THE SAME

Resumen de: EP4764482A1

An electronic nose, comprising: a substrate including a carbon precursor and a gas-active material precursor; and an olfactory sensor array formed on the substrate and comprising a plurality of olfactory sensors, wherein the plurality of olfactory sensors comprise a laser-induced graphene layer formed by irradiating the substrate with a laser and gas-active particles embedded in the laser-induced graphene layer, and wherein the plurality of olfactory sensors are formed by respectively irradiating lasers having different parameters such that the plurality of olfactory sensors respond to different types of gaseous substances.

一种基于碳纳米管生长的三维纳米材料的剥离方法

Resumen de: CN122301189A

一种基于碳纳米管生长的三维纳米材料的剥离方法，将催化剂负载至由二维纳米片组成的三维纳米材料表面，并在反应器中对三维纳米材料提供能量、碳源、H2及Ar，以生长CNTs的方式实现二维纳米片的剥离；所述三维纳米材料由二维纳米片组合而成，包括纳米花、纳米层的至少一种。所述二维纳米片包括氧化铝、氧化硅、氧化镁的至少一种。所述三维纳米材料是通过水热、溶剂热发生化学反应获得。所述能量的提供方式包括对所述基底间接加热,所述间接加热为对反应器直接加热通过热辐射或热对流使基底产生热量。本发明解决了三维纳米材料难以剥离的难题。

一种负载有抗菌肽的银-碳量子点复合纳米材料及其制备方法

Resumen de: CN122296313A

本发明公开了一种负载有抗菌肽的银‑碳量子点复合纳米材料，包括银‑碳量子点AgCQDs和抗菌肽CKKII14，所述抗菌肽CKKII14通过Ag‑S键负载在银‑碳量子点AgCQDs上，抗菌肽CKKII14序列号为CIKKIIKKIIKKII‑NH2。该负载有抗菌肽的银‑碳量子点复合纳米材料增强了抗菌肽的抗菌性能，对大肠杆菌和金黄色葡萄球菌具有明显的抗菌效果，对大肠杆菌的最佳抑菌浓度可达3 µg/mL，对金黄色葡萄球菌的最佳抑菌浓度可达5 µg/mL。

一种铁/钼掺杂碳点纳米酶及其制备方法与应用

Resumen de: CN122298469A

本申请属于材料领域，具体涉及一种铁/钼掺杂碳点纳米酶及其制备方法与应用。该铁/钼掺杂碳点纳米酶的制备方法包括以下步骤；S1.混合固态三价铁源、固态氮源、固态碳硫源和固态钼源，并研磨，进行无溶剂原位碳化，得到粉末；S2.将粉末溶解于水中，并超声处理，经滤膜过滤，制得铁/钼掺杂碳点纳米酶。

基于碳量子点在提升作物光合作用上的农用组合物及应用

Resumen de: CN122296309A

本申请涉及生物农业技术领域，具体公开了基于碳量子点在提升作物光合作用上的农用组合物及应用。由包含以下重量份的原料制成：氮掺杂碳量子点3～8份；生物刺激素8～25份；润湿分散剂1～4份；水200～800份；所述氮掺杂碳量子点的制备方法为：以苯胺衍生物及生物碳为原料，在氮气环境下反应制备氮掺杂碳量子点，降温至室温；其应用为：S1、将所述农用组合物用水稀释至碳量子点有效浓度和生物刺激素有效浓度；S2：将稀释后的农用组合物以叶面喷施或滴灌的形式施用于作物生长发育节点。本申请的农用组合物可用促进作物生长、增加生物量和产量，其具有确保氮掺杂碳量子点在溶液中均匀分散稳定与生物刺激素协同增强光合性能的优点。

一种红背桂基碳点材料及其制备方法与应用

Resumen de: CN122301185A

本发明公开了一种红背桂基碳点材料及其制备方法与应用。本发明的红背桂基碳点材料采用天然生物碳源材料红背桂与N,N‑二甲基甲酰胺(DMF)经溶剂热以及透析再硅胶层析制备得到，所述的红背桂基碳点材料具有一定的抗氧化性能和抗炎性能，并具有670‑730nm的荧光发射能力，在生物医学、生物成像、荧光检测方面具备广泛的应用前景。

一种基于手性化合物为碳源的碳点及其制备方法和应用

Resumen de: CN122301184A

一种基于手性化合物为碳源的碳点及其制备方法和应用，涉及药物制剂领域，将L型化合物和D型化合物溶解，然后水热反应，将水热产物透析纯化，最后通过水系过滤膜进一步过滤纯化得到LD型碳点；所述LD型碳点具有无手性和消旋的特点，所述化合物包括氨基酸和多肽中的至少一种。LD型无手性碳点在不同种类细胞内，体现对线粒体细胞器最强共定位。重要的是，相对于手性碳点及无氨基酸修饰的碳点，无手性LD混合氨基酸碳点在细胞和动物体内表现出最优异抗炎效果。有望为特异性成像和炎症治疗提供一种新思路和新方法。

边缘翘曲的二维材料岛及其制备方法

Resumen de: CN122301194A

本申请实施例公开了边缘翘曲的二维材料岛及其制备方法，其中，在二维材料(如石墨)的上表面镀覆具有拉应力材质的第一材料膜，并在第一材料膜上方以部分覆盖的形式镀覆尺寸较小的第二材料膜；如此上下地覆盖两层材料膜，使得转移二维材料岛到基底的过程中，第一材料膜可释放应力以带动下方的二维材料层发生边缘翘曲，且由于上方的第二材料膜可阻碍下方材料的中心区域变形，进而可形成边缘翘曲但中心区域平整的二维材料岛，从而消减边缘对二维材料岛的摩擦力影响，提升二维材料岛的超滑性能。

一种双梯度磷酸锰铁锂材料及其制备方法

Resumen de: CN122301162A

本发明公开了一种双梯度磷酸锰铁锂材料及其制备方法，通过分步连续共沉淀法制备径向双梯度分布的焦磷酸锰铁前驱体，严格实现颗粒内层高锰、外层低锰，内层Mg‑Al复合低掺杂、外层Mg‑Al复合高掺杂的结构设计，随后将前驱体与锂源、有机碳源均匀混合，然后高温焙烧，制得的双梯度正极材料既能够依托内层高锰组分保证材料高压能量密度，又能够通过外层低锰+高掺杂的协同作用，精准抑制表层姜泰勒效应、歧化反应与锰溶出，缓解4.2V以上高压副反应，同时兼顾体相锂离子传输与结构稳定性。

一种用于稳定锌负极的多孔保护层及其制备方法

Resumen de: CN122301205A

本发明公开了一种用于稳定锌负极的多孔保护层及其制备方法，属于水系锌离子电池技术领域。本发明以通草为生物质碳源，采用高浓度ZnCl2溶液对其活化并实现 Zn2+均匀锚定，再与 2‑甲基咪唑原位反应生成 ZIF‑8，经高温碳化制得 ZIF‑8/通草复合多孔衍生碳。所得材料具有微孔为主、介孔为辅的多孔结构，微孔有利于水合锌离子脱溶，介孔可保证离子扩散能力，配合氮掺杂位点协同抑制锌枝晶生长、析氢及腐蚀副反应，显著提升锌负极循环稳定性与库伦效率。本发明原料可再生、工艺简洁可控，所制保护层结构均匀、结合牢固，可有效解决单一生物质碳保护层功能单一、稳定效果差的问题，适用于高性能水系锌离子电池体系。

用于制备石墨烯的催化介质、装置及方法

Nº publicación: CN122298458A 30/06/2026

Solicitante:

中国石油天然气股份有限公司

Resumen de: CN122298458A

本发明提供了一种用于制备石墨烯的催化介质、装置及方法。该催化介质包括第一金属元素镁、第二金属元素和卤族盐。该装置包括反应系统、气体分散处理系统，固体碳收集系统和气体回收系统；反应系统包括第一反应器和第二反应器；气体分散处理系统包括第一曝气装置、第二曝气装置、第一旋转搅拌器和第二旋转搅拌器；固体碳收集系统包括第一旋风分离器、第二旋风分离器、碳材料收集室。本发明的石墨烯制备方法可实现高品质石墨烯低成本量产，延长催化介质使用寿命，实现高活性、长周期、稳定运行，该方法可利用CO2资源，环保、成本低，原料气转化率及石墨烯品质得到明显提升。