Alerta

PROCESS FOR OBTAINING PEROVSKITE CERAMIC NANOPARTICLES, PHOTOVOLTAIC CELL AND METHOD FOR PROTECTING THE PHOTOVOLTAIC CELL

Resumen de: WO2026213671A1

The present invention falls within the fields of materials engineering, chemistry and nanotechnology and describes a process for obtaining nanoparticles of ceramic material which may be carried out by either the solid-state route or wet route. Furthermore, it describes a photovoltaic cell comprising nanoparticles of ceramic material with a defined particle size distribution. In one embodiment, the photovoltaic cell of the present invention comprises perovskite nanoparticles, which are present in one or more layers of the photovoltaic cell. The invention offers a number of functionalities, such as protecting the photovoltaic cell and/or improving its performance, for example.

NANOPARTICLES FOR ELIMINATING GENOMIC FORMS OF THE HEPATITIS B VIRUS

Resumen de: WO2026217015A1

The invention relates to the field of biomedicine, and more particularly to bioengineering, biotechnology, molecular medicine, nanotechnology, nanoengineering and virology, and even more particularly to the creation of a pharmaceutical composition based on biological nanoparticles containing ribonucleoprotein complexes of StCas9, SpCas, or modifications thereof, for completely eliminating replicative forms of the hepatitis B virus, including covalently closed circular hepatitis B virus DNA. The claimed nanoparticles for eliminating genomic forms of the hepatitis B virus contain ribonucleoprotein complexes comprising StCas9 recombinant protein from the CRISPR1 locus and a guide RNA, wherein the guide RNA is comprised of a first nucleotide sequence which is a spacer sequence targeted at regions of covalently closed circular hepatitis B virus DNA, and a second nucleotide sequence which is an RNA hairpin required for the functioning of the StCas9 protein. Also disclosed are methods for producing said nanoparticles, a pharmaceutical composition for suppressing hepatitis B virus replication and eliminating cccDNA from infected human hepatocytes, a method for treating chronic hepatitis B, a method for suppressing hepatitis B virus replication in infected human hepatocytes and eliminating cccDNA from infected human hepatocytes, and embodiments of methods for functionalizing the claimed nanoparticles.

ELECTROMECHANICAL SYSTEM COMPRISING AT LEAST ONE PEROVSKITE SPECIES, PIEZOELECTRIC DEVICE AND METHOD FOR MANUFACTURING AN ELECTROMECHANICAL SYSTEM

Resumen de: WO2026213670A1

The present invention describes a material comprising at least one perovskite species, wherein the properties of said material are adjusted in accordance with the desired application, being used in electromechanical systems and devices on micrometric or nanometric scales. The present invention further allows the material to comprise different perovskite species combined with each other and/or with other components, which add equivalent or complementary properties to the material. The present invention pertains to the fields of chemistry, nanotechnology, materials engineering, electronic engineering, micro/nanoelectronics and sensors.

Conductive Agent Dispersion, And Electrode And Lithium Secondary Battery Which Are Prepared By Using The Same

Resumen de: US20260317177A1

0000 A conductive agent dispersion includes single-walled carbon nanotubes, a fluorine-based polymer, and an organic solvent, wherein the fluorine-based polymer has a dispersion index (D), which reflects characteristics of an unsaturated functional group and a comonomer or a saturated functional group in the fluorine-based polymer, ranging from 0.10 to 0.90. The conductive agent dispersion including the fluorine-based polymer has advantages of low viscosity, excellent dispersibility due to less aggregated particles in a dispersed state, and excellent storage stability due to a small change in viscosity over time. An electrode and a lithium secondary battery including the fluorine-based polymer are also provided.

POLYMER-DRUG CONJUGATE, INTERMEDIATE THEREOF, AND USE THEREOF

Resumen de: US20260315621A1

0000 A nano-size controllable and stable polymer-drug conjugate, an intermediate thereof, and a use thereof. Provided is a polymer-drug conjugate as represented by formula (I) and having different polymer bodies, a controllable coupled group quantity, controllable group coupling sites and a controllable nano-size. The drug conjugate has one or more of the following advantages: a low renal clearance rate, a low liver-spleen clearance rate, long plasma half-life, strong drug accumulation capability at lesion tissues, strong drug permeability at lesion tissues, low toxic and side effects, and an excellent treatment effect. 0000

MOLECULAR-MRI USING CCR2-TARGETED MICELLES FOR DETECTION OF LYMPH NODE METASTASES

Resumen de: US20260315629A1

An MRI contrast delivery system includes nanoparticles that are each equipped with targeting peptides for CCR2 receptors and an MRI contrast moiety. These components are conjugated to the nanoparticles, which are made from hydrophobic lipids. This design enables the nanoparticles to “hitchhike” on monocytes, leveraging their natural migration pathways to efficiently target metastatic lymph nodes (LNs). This targeted delivery approach significantly enhances the specificity and sensitivity of the MRI signals, improving the imaging of metastatic sites and potentially aiding in more accurate diagnosis and assessment of cancer progression.

INK COMPOSITION, METHOD FOR PRODUCING INK COMPOSITION, AND METHOD FOR PRODUCING COLOR FILTER

Resumen de: US20260317569A1

0000 An ink composition containing a quantum dot, the ink composition including a silsesquioxane polymer having the quantum dot copolymerized with silsesquioxane or a silsesquioxane polymer having the quantum dot copolymerized with alkoxysilane. The ink composition contains reliable quantum dots in which quantum dots at a high concentration can be dispersed without agglomeration.

PROCESS FOR SYNTHESIZING AMMONIA WITH SEMICONDUCTOR NANOPARTICLES AND VISIBLE LIGHT

Resumen de: AU2025308125A1

A process for synthesizing ammonia (NH3) with semiconductor nanoparticles is provided. The process involves production of ammonia (NH3) through photocatalytic reduction of nitrate (NO3 -) and nitrite (NO2 -) ions using indium phosphide (InP) quantum dots (QDs) under visible light irradiation. The process utilizes InP QDs as an effective photocatalyst, 5 achieving NH3 yields ~ 94% within 2 hours at room temperature. The process provides selective NH3 production with minimal by-products, effective operation at low substrate concentrations (down to 250 μM), and reduced toxicity compared to traditional quantum dot materials. The process not only addresses the environmental concerns associated with nitrate pollutants but also contributes to sustainable ammonia production, making it suitable for 0 applications in energy and water remediation sectors.

SMALL ZWITTERIONIC MULTIMERIC TARGETED DRUGS AND METHODS OF USE AND MANUFACTURE THEREOF

Resumen de: AU2025374772A1

In accordance with at least one aspect of this disclosure, there is provided a small zwitterionic multimeric targeted anti-cancer drug which effectively addressed tumor cell heterogeneity and off-target/non-specific binding and uptake. The small zwitterionic multimeric targeted anti-cancer drug includes a nexus, three different targeting ligands conjugated to the nexus, a payload of a zwitterionic diagnostic or therapeutic agent, and zwitterionic flexible linkers connecting each of the three different targeting ligands and the pay load to the nexus.

NANOCOMPOSITE BIOSENSOR FOR PESTICIDE DETECTION

Resumen de: US20260318859A1

A nanocomposite, a method of its preparation, and a method of detecting the presence of a pesticide in a sample. The nanocomposite includes 30 percent by weight (wt. %) to 65 wt. % titanium carbide nanosheets with alkylammonium ions disposed on the surface of the nanosheets, 30 wt. % to 65 wt. % nickel oxide nanoparticles, and 2 wt. % to 15 wt. % porous carbon-containing biochar, each based on the total weight of the nanocomposite.

PROCESS FOR CARBON NANOTUBE SYNTHESIS

Resumen de: WO2025193289A2

A method for forming carbon nanotubes may include: volatilizing a metal in a plasma to form an active catalyst; introducing a hydrocarbon stream comprising methane into a hydrocarbon conversion unit and converting at least a portion of the methane into carbon reactant comprising ethylene, acetylene, or a combination thereof; introducing the active catalyst and the carbon reactant into a floating catalyst chemical vapor deposition reactor, wherein the floating catalyst chemical vapor deposition reactor is operated at conditions suitable for carbon nanotube formation; and contacting the active catalyst and the carbon reactant in a reaction zone in the floating catalyst chemical vapor deposition reactor to form carbon nanotubes on the active catalyst.

LIQUID NANOBIOSTIMULANT COMPOSITION CONTAINING CARBON NANODOTS OBTAINED BY DISTILLATIVE CARBONIZATION AND IN SITU QUENCH METHOD, AND USE THEREOF

Resumen de: WO2026164583A1

The present invention relates to a production method for converting carbon-and nitrogen-containing organic compounds into a liquid composition comprising carbon nanodots based on a distillative carbonization and in situ quenching process, to the liquid nanobiostimulant composition obtained thereby, and to the agricultural use of said composition.

一种三通道微反应器及利用油相制备氧化铝前驱体的方法

Resumen de: CN122894934A

0001 本发明公开了一种三通道微反应器及利用油相制备氧化铝前驱体的方法，反应器主体内设主通道和两个侧通道，主通道设油相入口，两个侧通道分别设铝源入口和沉淀剂入口并汇入主通道形成三股物流汇合区；汇合区下游连通由窄径管段、宽径管段和斜壁渐变段组成的交替变径流道。将与水相不互溶的烃类油相、硫酸铝水溶液和碳酸氢铵水溶液分别通入三个入口，使两种水相在油相参与下混合沉淀；产物经分层、离心、洗涤和干燥后得到氧化铝前驱体。本发明的结构有利于更新油水界面和传质边界层，降低前驱体粒度特征尺寸、提高比表面积并细化孔结构，且实施例所得前驱体的D50最低为44.32 nm，BET比表面积最高为459.54 m²/g。

以氧化钛颗粒为主成分的粉体及其制造方法、以及含有其的化妆品组合物

Resumen de: WO2025192241A1

Provided is a powder containing, as a main component, titanium(IV) oxide particles having a controlled nanoparticle content, wherein the aspect ratio is 1.50-2.00, the D50 value of the minor axis length of the particles is at least 105 nm and less than 150 nm, and the average value bave (nm) of minor axis lengths and the standard deviation σb (nm) of minor axis lengths satisfy (bave-100)/σb≥1.3.

钙钛矿纳米晶及其制备方法、应用

Resumen de: CN122898273A

0001 本申请涉及纳米晶发光材料技术领域，尤其涉及一种钙钛矿纳米晶及其制备方法、应用。该钙钛矿纳米晶包括ABX<3>和月桂酸，月桂酸中的羧酸根与ABX<3>中的铅离子配位结合，A选自铯离子、铷离子、甲脒离子或甲胺离子，X选自卤素；其中，所述钙钛矿纳米晶是以月桂酸铅为模板，并令月桂酸铅与卤盐发生原位转化而成，所述月桂酸铅是通过将铅源、月桂酸和溶剂进行第一反应得来；所述钙钛矿纳米晶的荧光量子产率至少为90%；所述钙钛矿纳米晶的发光波长在400nm‑700nm。本申请的钙钛矿纳米晶具有较高的荧光量子产率，合成方式简单易行对溶剂消耗量小。

基于原子级平整硅纳米线的微量水分传感器及其制备方法

Resumen de: CN122901287A

本申请提供一种基于原子级平整硅纳米线的微量水分传感器及其制备方法，用于解决现有大型化学品储罐内超低浓度水分检测下限高、易受背景气体干扰、体积庞大以及因单点抽取式采样导致无法反映罐内水分空间分布差异的问题。传感器包括基底层，所述基底层上设置有绝缘层；所述绝缘层上设置有硅纳米线阵列，所述硅纳米线阵列的两端分别与源极和漏极连接，所述硅纳米线阵列的表面具有原子级平整度。本申请通过构建表面原子级平整度的硅纳米线结构，极大降低了表面态引起的电学噪声；实现针对无氧液态或气态乙烯环境中ppb级的水分子检测，在实现极高灵敏度的同时大幅缩短了响应/恢复时间，解决了现有微型传感器中普遍存在的脱附迟滞问题。

一种含氮空位色心的荧光纳米金刚石及其制备方法和应用

Resumen de: CN122898271A

0001 本发明涉及量子功能纳米材料制备技术领域，尤其涉及一种含氮空位色心的荧光纳米金刚石及其制备方法和应用。本发明方法包括：将含有替位氮的纳米金刚石原料进行高能辐照处理，在纳米金刚石晶格中引入空位缺陷；在所述高能辐照处理后的纳米金刚石表面构建包覆层，得到具有界面调控结构的包覆态纳米金刚石；对所述包覆态纳米金刚石进行退火处理，得到含氮空位色心的荧光纳米金刚石。本发明能够方法利于提高氮空位色心形成效率和荧光强度，获得荧光性能稳定、适用于生物成像和量子传感等领域的荧光纳米金刚石。

一种中低温光伏/光热系统分频液的纳米流体及制备方法

Resumen de: CN122895507A

本发明公开一种中低温光伏/光热系统分频液的纳米流体及制备方法，属于太阳能利用技术领域。该纳米流体由丙二醇‑水混合基液与亚50 nm Ag@SiO2纳米颗粒组成，解决了传统Ag@SiO2纳米流体分频液过度影响光伏电池电效率。通过pH调控解决了传统方法制备颗粒形貌不均匀的难题。本发明纳米流体更为匹配光伏电池响应曲线，静置90天无沉降，工艺简单、温域适配广，可广泛应用于动力电池热管理、生活用热、海水淡化等领域，具备优异的工业化应用。

一种氧桥耦合三维阵列NiFeCo-LDH/MXene异质复合材料及其制备方法和应用

Resumen de: CN122907618A

本发明公开了一种氧桥耦合三维阵列NiFeCo‑LDH/MXene异质复合材料及其制备方法和应用，属于新能源储能材料技术领域。该材料以Ti3C2TxMXene为导电基底，通过原位生长构筑三维阵列状NiFeCo‑LDH纳米结构，并在界面形成Ti‑O‑M(M=Ni,Fe,Co)氧桥键。本发明利用阳离子表面活性剂调控界面电荷分布并结合络合缓释作用，实现了活性组分的定向成核与有序生长。所得复合材料兼具优异导电性、丰富氧化还原活性位点及开放传输通道，显著提升了电子传输效率与离子扩散速率。该材料制备方法简单、重复性好，可作为锂离子电池、钠离子电池及超级电容器的电极材料使用。

缺陷工程调控的三维亲钠集流体及其制备方法、无负极钠电池

Resumen de: CN122907645A

0001 本发明公开了一种缺陷工程调控的三维亲钠集流体及其制备方法、无负极钠电池。该集流体包括导电金属基底、原位构筑于其表面的三维纳米结构层以及分布于三维纳米结构层中的缺陷调控层，缺陷调控层包括氧空位、低价态金属离子缺陷和晶格缺陷中的至少一种。其制备方法为：以导电金属基底为阳极在含氟化物的有机电解液中阳极氧化形成三维纳米管阵列，以纳米管阵列为阴极进行阴极还原引入缺陷，再于保护性气氛下低温热处理。三维纳米结构层提供丰富亲钠位点并缓冲钠沉积体积变化，缺陷调控层提高集流体载流子浓度和亲钠性，使钠离子以较低过电位均匀沉积、抑制钠枝晶和死钠，用作负极集流体可提高库伦效率和循环稳定性，工艺简单、易于工业化推广。

一种S@Ti3C2Tx复合材料及其制备方法、应用和锂硫电池

Resumen de: CN122897411A

0001 本发明公开了一种S@Ti<3>C<2>T复合材料及其制备方法、应用和锂硫电池，属于电池材料技术领域。该制备方法包括：对Ti<3>AlC<2>MAX相进行酸刻蚀与洗涤离心得到多层Ti<3>C<2>TMXene；经剥离分层处理获得单层Ti<3>C<2>TMXene悬浮液；通过喷雾冷冻与冷冻干燥制备MXene冻干粉；最后与硫源进行气相载硫反应得到复合材料。本发明制备的复合材料具有三维连通多孔网络结构，能有效提升导电性并抑制多硫化物穿梭效应。该材料作为正极活性物质应用于锂硫电池，配合特定电解液体系，显著提升了电池的循环稳定性与电化学性能。

一种复合正极极片及其制备方法与应用

Resumen de: CN122907599A

0001 本发明公开了一种复合正极极片及其制备方法与应用，属于电池材料技术领域。制备方法包括：将乙炔黑与部分固态电解质进行高能球磨、退火，得到兼具锂离子、电子电导的混合导体相；将部分混合导体相与多晶正极材料混合，得到表面包覆混合导体相的多晶正极材料；再与剩余固态电解质、剩余混合导体相及导电碳纤维充分混合均匀后压制。通过采用大尺寸电解质、VGCF分别构建锂离子、电子两种带电粒子高速传输通道，搭配纳米尺寸混合导体均匀包覆在正极表面，电荷通过两种高速传输通道快速到达正极材料附近，再经表面包覆的混合导体均匀分布于正极表面，实现电荷的高速传输与电化学反应均匀性改善，可提升复合正极极片的容量、倍率和循环性能。

一种柴胡皂苷D功能化脂质纳米颗粒及其制备方法和在制备抗肿瘤药物中的应用

Resumen de: CN122894338A

本发明公开了一种柴胡皂苷D功能化脂质纳米颗粒及其制备方法和在制备抗肿瘤药物中的应用，属于生物医药和纳米医药技术领域。本发明将柴胡皂苷D作为脂质纳米颗粒的膜组分，柴胡皂苷D的C‑3位二糖结构可作为GLUT1的分子识别基序，赋予纳米颗粒主动靶向肿瘤细胞的能力；柴胡皂苷D的五环三萜骨架可替代胆固醇作为膜稳定剂，同时规避NPC1介导的溶酶体滞留。本发明还结合了光敏剂，其能够借助阳离子亲脂性驱动选择性锚定于线粒体，实现细胞器水平的精准光动力损伤的性能，所得纳米颗粒能显著抑制HCT‑116结直肠癌荷瘤小鼠的肿瘤生长。本发明将主动靶向和高效光动力治疗整合于单一制剂，为肿瘤治疗提供了一种安全有效的纳米平台。

一种三维折纸微流控芯片的制备方法及应用

Resumen de: CN122897363A

本发明属于食品安全检测领域，涉及一种三维折纸微流控芯片的制备方法及应用；步骤为：首先制备油溶性和水溶性的上转换纳米材料；其次进行上转换纳米材料的生物功能化；再次制备金属有机框架材料和靶标适配体修饰的AuPt/PCN‑224；然后制备纳米探针和三维折纸微流控芯片；最终基于芯片实现危害物的检测；本发明设计的三维折纸微流控芯片通过精确的疏水图案化和折叠组装，为微量样品提供了稳定的检测反应环境；荧光信号值和图像颜色特征B值均对马拉硫磷表现出优异的分析性能；此外，本方法引入卷积神经网络预测模型，显著提升了在复杂背景下的抗干扰能力、预测精度与泛化性能，对保障食品安全与公众健康具有重要的实际应用价值。

富铜石墨烯带状前驱体及其制备方法和用途

Nº publicación: CN122897397A 13/10/2026

Solicitante:

上海交通大学

Resumen de: CN122897397A

本发明公开了一种富铜石墨烯带状前驱体及其制备方法和用途；该富铜石墨烯带状前驱体包含多层褶皱石墨烯片层堆叠形成的带状主体；离散的纳米铜颗粒嵌入分布于相邻石墨烯片层的层间夹缝或褶皱沟槽中，且纳米铜颗粒沿带状主体的延伸方向呈串珠状或阵列状排列。该结构不同于简单的铜粉与石墨烯机械混合物，也不同于必须以单颗纳米铜颗粒为核心、以石墨烯为外壳的完整核壳包覆结构，而是以连续或准连续褶皱石墨烯片层为主体、以层间离散纳米铜颗粒为嵌入相，产物呈连续延展的带状形貌，长度达数十至数百微米，可直接作为宏观材料使用或进一步加工；在进一步提升铜基复合材料的导热和导电综合性能的同时，也克服了传统石墨烯粉体难以宏观化应用的难题。