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359
results.
Updated on
24/10/2026 [08:06:00]
Results 50 to 75 of 359
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: CN121372341A
The invention discloses a novel multi-walled carbon nanotube column as well as a preparation method and application thereof, carbon nanotube ferroferric oxide is prepared from carboxylated carbon nanotubes, then the carboxylated carbon nanotube ferroferric oxide is functionalized, and a novel multi-walled carbon nanotube adsorption material in which PSA, Fe3O4 and N-methyl-1-octadecylamine are bonded into a whole is prepared. An extraction tube is filled with a novel multi-walled carbon nanotube adsorption material, and the novel multi-walled carbon nanotube adsorption material is prepared and used for pesticide residue detection. According to the scheme, a novel multi-walled carbon nanotube adsorption material and an m-PFC technology are combined for use, pesticide residue detection can be rapidly and efficiently carried out on radix asteris, the accuracy and precision of a detection result also meet the requirements, a new technical means is provided for rapid, efficient and micro detection of pesticide residues of traditional Chinese medicinal materials, and the method is suitable for popularization and application. The method is of great significance in guaranteeing the quality and safety of traditional Chinese medicinal materials.
Absstract of: CN122897384A
本发明提供了一种高压实磷酸铁锂正极材料及其制备方法、锂离子电池，属于电池技术领域，方法采用两步烧结工艺，第一步分别制备大小颗粒，其中大颗粒选用低前掺型磷酸铁和高温烧结制备，小颗粒选用高前掺型磷酸铁低温烧结制备，第二步通过利用特定将一烧大颗粒按照一定比例混合，并在混合过程中喷洒碳源和水溶性二次掺杂剂，采用回转窑二次烧结制备高压实高容量磷酸铁锂材料，此方法制备的磷酸铁锂正极材料具有压实高、电性能优异、加工性能好等特点。
Absstract of: CN122897395A
本发明提出了一种镁掺杂岩白菜碳点材料的制备方法和应用，涉及抗菌材料技术领域。包括如下步骤：按2：1的质量比称取岩白菜粉末和六水氯化镁固体，混合后加入超纯水搅拌、超声后得到前驱体溶液；将前驱体溶液转入反应釜中，180℃反应8h，然后冷却至室温，将釜内反应液进行离心后得到粗掺杂碳点溶液；接着于室温下透析纯化，收集纯化的Mg‑Ber‑CDs溶液，冷冻干燥处理后，即可得到镁掺杂岩白菜碳点材料。本发明通过水热合成法合成了掺杂常量元素镁的岩白菜碳点材料Mg‑Ber‑CDs，其具有自由基清除活性，可通过破坏产气荚膜梭菌的完整细胞结构以及抑制其生物膜形成和降低α毒素产生，进而发挥出强大的抗菌活性；还可缓解由产气荚膜梭菌引起的腹泻、体重下降等症状。
Absstract of: CN122907606A
本发明公开了一种复合负极材料及其制备方法和应用，该材料包括多孔碳骨架内核；以及包覆于多孔碳骨架内核表面的复合包覆层；复合包覆层包括由内至外依次设置的n个沉积单元，其中n≥1且为整数；每个所述沉积单元均包括依次设置的纳米硅层、第一氮化硅层和无定形碳层；当n>1时，在相邻两个所述沉积单元之间还设有第二氮化硅层；且复合包覆层的最外层为无定形碳层。相比于现有技术，本发明通过对多孔碳骨架进行预处理和利用氮化硅层物理隔绝碳与硅，减少不可逆锂消耗，抑制惰性SiC生成；还通过多层结构协同实现内缓冲与外束缚，抑制体积膨胀并构建稳定界面，从而同步实现高首效、低膨胀和长循环寿命。
Absstract of: 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。
Absstract of: CN122897380A
本发明提供一种磷酸锰铁锂正极材料及其制备方法、极片和电池。其中方法包括：对包括锂源、锰源、铁源、磷源、一次碳源和去离子水的原料体系依次进行研磨处理、喷雾干燥处理和一次烧结处理，得到前驱体；对包括部分所述前驱体、碳源A、导电材料和去离子水的浆料A依次进行二次研磨处理、二次喷雾处理，得到粉料A；对包括另一部分所述前驱体、碳源B和去离子水的浆料B依次进行所述二次研磨处理、所述二次喷雾处理，得到粉料B；对包括所述粉料A和所述粉料B的混合体系进行二次烧结处理，得到所述磷酸锰铁锂正极材料。通过该方法的得到磷酸锰铁锂正极材料的压实密度优异且具有较高导电性能。
Absstract of: CN122898265A
本发明公开一种室温磷光碳量子点及其制备方法及应用，属于室温磷光纳米材料与信息加密技术领域。本发明所述方法是以偶氮有机染料为前驱体，硼酸为基质，通过热裂解法制备得到室温磷光碳量子点（CDs@BA），该碳量子点具有2秒左右的余晖发光时间，且仅需改变激发波长即可调节发射波长，就可表现出不同颜色的磷光发射。该碳量子点可应用于信息加密、防伪标识、安全油墨等领域，尤其适用于构建激发波长依赖的多色磷光加密图案或时间分辨防伪标签。本发明为实现低成本、易加工、多色可调的室温磷光材料提供了新的技术路径。
Absstract of: WO2025040333A1
The present invention relates to silicon- and carbon-based composite particles, wherein each of the silicon-based composite particles is composed of a bulk material having a plurality of nanoscaled silicon domains embedded therein, and where the bulk material comprises carbon in a total amount of from 1 to 40 wt%, 5 based on the total mass of the silicon-based composite particles, where the bulk material comprises a plurality of nanoscaled silicon domains embedded in a first matrix comprising nanoscale silicon carbide domains, and the particles, when subjected to XRD analysis applying unmonochromated CuKα radiation, exhibit one peak at around 28° having a Full Width at Half Maximum (FWHM) in the range 10 from 0.5° to 8° and one peak around 36° having a FWHM in the range from 1° to 10°.
Absstract of: CN122877808A
一种高比容量α‑MoO3负极材料和极片及其制备方法和应用，制备方法包括步骤：将(NH4)6Mo7O24·4H2O溶于去离子水中，搅拌确保其完全溶解，在搅拌过程中滴加浓HNO3，n(HNO3):n(AHM)=90：1，滴加后继续搅拌，将所得到的混合溶液在165~175 ℃下反应2.5~3.5h，得到α‑MoO3纳米棒；将α‑MoO3纳米棒、导电石墨与聚偏氟乙烯黏结剂混合均匀后加入N‑甲基吡咯烷酮溶剂，充分研磨形成分散均匀的浆料，将其均匀涂敷在碳纸上，在真空干燥箱中干燥。本发明通过水热合成方法，调节反应原料配比、反应温度以及反应时间，合成具有特定晶面配比的α‑MoO3材料，提升整体电化学传输性能。
Absstract of: CN122878951A
本发明属于纳米荧光材料技术领域，具体涉及一种紫甘薯色素碳点及其制备方法与应用。该紫甘薯色素碳点的制备方法，包括如下步骤：将紫甘薯色素加入N,N‑二甲基甲酰胺中，混匀得到混合溶液；将混合溶液置于高温反应；将得到的溶液离心，收集上层溶液过滤，加入无水乙醚沉淀，冻干后即得到紫甘薯色素碳点。本发明提供的紫甘薯色素碳点合成过程简单便捷，所制备的紫甘薯色素碳点具有良好的生物相容性，发红色荧光，可用于细胞成像。此外，该紫甘薯色素碳点具有良好的光热效应，可作为一种潜在的光热转换试剂，用于光热治疗。
Absstract of: CN122878439A
0001 本发明公开了石墨烯量子点与纳米抗体偶联的抗体药物偶联物及其制备方法和应用。本发明通过精确的共价偶联策略，将石墨烯量子点与抗CEACAM6纳米抗体进行偶联得到功能协同的靶向抗肿瘤的抗体药物偶联物，该抗体药物偶联物亲水性好，在水溶液中分散性良好，是严格的单原子层石墨烯量子点；其与细胞共孵育之后采用特定波长的光源进行光照以使GQD‑NAB在细胞内产生大量的活性氧，显著增加对肿瘤细胞的毒性，有效实现CEACAM6阳性肿瘤靶向，抗肿瘤效果更加显著且安全，能够将其应用于制备光动力抗肿瘤药物，在实际癌症临床治疗中具有重要的应用前景。
Absstract of: CN122877748A
本申请涉及负极材料的技术领域，公开了一种金属氧化物纳米粒子改性石墨负极材料制备方法及负极材料和应用，制备方法包括以下步骤：在第一溶剂中加入分散剂混合均匀，然后加入纳米钨酸镍粉末，纳米钨酸镍分散液；所述纳米钨酸镍分散液的固含量为8‑12wt%；将得到的所述纳米钨酸镍分散液和液态沥青搅拌混合均匀，得到第一混合物，所述纳米钨酸镍分散液和所述液态沥青的质量比为(20‑60):100；将所述第一混合物和石墨进行搅拌，得到第二混合物，所述第一浆料和石墨的质量比为(3‑7):100；将所述第二混合物在惰性气体的氛围下于1000‑1500℃的条件下进行热处理，冷却后即得所述负极材料。本申请能够制备得到比容量、充放电循环、首次库伦效率及倍率性能均具有较好性能的负极材料。
Absstract of: CN122881916A
本发明属于压力传感器领域，具体涉及离电式柔性压力敏感层的制备方法、敏感层及传感器。压力敏感层包括质量比为100:40～140:1～8:2～20的聚合物、离子液体、碳纳米管和无机纳米颗粒，无机纳米颗粒包括纳米颗粒本体和纳米颗粒本体表面的极性基团；压力敏感层沿厚度方向具有第一侧和第二侧，第一侧为致密侧，第二侧为多孔侧；压力敏感层具有聚合物骨架；碳纳米管沿聚合物骨架和多孔侧中孔的孔壁呈条带状或棒状离散分布，碳纳米管在压力敏感层的局部形成跨孔壁的桥联网络；离子液体位于聚合物骨架的孔隙中、极性基团的周围和碳纳米管与聚合物的相界面周围；传感器的灵敏度高，线性响应范围宽、重复性佳。
Absstract of: CN122879712A
本申请属于核电厂海水冷源管道腐蚀与治理运维领域，旨在解决贵金属氧化物辅助阳极使用寿命低、耐冲刷能力差的问题，公开一种核电厂海水管道内壁耐冲刷长寿命贵金属氧化物阳极及其制备方法，该阳极包括钛基体和形成于其上的复合涂层，复合涂层包括底层、中间层、表层，该方法用于制备该阳极，对钛基体进行除油、喷砂粗化、高温氧化和酸蚀活化处理，配制底层过渡液、中间耐磨功能液、表层致密液，采用多涂多烧工艺，按底层、中间层、表层的顺序逐层涂覆与热分解，每次涂覆后均进行干燥和烧结。本申请能提升贵金属氧化物阳极在高速含泥沙海水中的抗冲刷磨损能力和电化学稳定性，实现辅助阳极的实际使用寿命与核电厂设计寿命相匹配的超长服役周期。
Absstract of: CN122878946A
本发明公开了一种CdS量子点/TiO2/MXene三元异质结传感材料及其制备方法与应用，属于光电化学传感与纳米材料技术领域，其核心在于：利用TiO2作为“界面桥梁”，同时与CdS量子点构筑S型异质结、与MXene构筑肖特基结，形成空间上分离且功能互补的双内建电场，该设计驱动光生电子与空穴沿相反方向分流：强还原性电子富集于CdS，强氧化性空穴则经TiO2迁移至MXene层富集，从而在空间上抑制载流子复合，并同步增强氧化与还原反应动力学，基于该材料构建的传感器对吡虫啉具有超高灵敏度与选择性，检测限低至0.473 nM，并可拓展至其他新烟碱类农药的检测。
Absstract of: CN122889599A
本发明涉及电化学储能技术领域，具体涉及一种NiCo‑MOF/Co(OH)2/NF复合电极材料及其制备方法。NiCo‑MOF作为超级电容器正极的活性材料，导电性能不佳，电化学性能有待于进一步提升。针对上述问题，本发明提供一种NiCo‑MOF/Co(OH)2/NF复合电极材料，电极材料中的Co(OH)2贡献赝电容响应，NiCo‑MOF则提供了丰富的孔道结构和稳定的框架支撑。NiCo‑MOF以纳米片形态作为导电支架，Co(OH)2纳米针则穿透生长于NiCo‑MOF片层表面，两者形成纳米针穿透片层的形貌结构，有助于提升电极内部的电荷传递效率和离子扩散能力，缓解充放电循环过程中活性物质的结构应变，增强电极材料在反复充放电过程中的结构可逆性，从而可以提升比电容有效延长循环寿命，并提高超级电容器的能量密度。
Absstract of: CN122889713A
0001 本发明提供一种高镍正极活性材料及其制备方法、正极片、电池。本发明提供的高镍正极活性材料，包括高镍层状氧化物基体和包覆在所述高镍层状氧化物基体至少部分表面的MOF包覆层；其中，所述MOF包覆层中的金属元素包括第VB族元素。该高镍正极活性材料能够协同表面结构退化及界面副反应问题，从而提升电池的循环稳定性与热安全性。
Absstract of: CN122877743A
本发明公开了一种用于锂离子动力电池导电浆料的碳纳米管的制备方法，具体为：制备催化剂：采用氯化镍与乙酸镁的复合体系，通过碳酸钠沉淀法制备Ni‑Mg双金属前驱体，利用梯度升温策略抑制产物颗粒团聚，形成具有高比表面积且粒径均匀的微球型颗粒催化剂；碳纳米管生长：采用“低流量活化→中高流量稳定→碳源脉冲供给→惰性气体清管”四段式气氛控制模式，实现碳管生长动力学的精准调控；碳纳米管纯化：以低温退火去除无定形碳，在温和条件下盐酸酸洗溶解金属催化剂颗粒，最后在高温氩氢气氛保护下进行还原热处理修复碳管结构缺陷，实现产物纯化。本发明提供了一种操作精准、环境友好、可规模化生产的高质量碳纳米管制备工艺。
Absstract of: CN122877739A
本发明提供了一种清热中草药衍生碳点及其制备方法和应用，以清热中草药为前驱体，以柠檬酸为碳源，以尿素为氮源，以水为溶剂，通过逐步水热法反应得到清热中草药衍生碳点；清热中草药为黄连或连翘。本发明通过水热法反应得到清热中草药衍生碳点，操作简单；清热中草药衍生碳点为富含含氧/含氮官能团的类球形无定形碳材料，具有良好的分散性、表面活性和荧光特性，为其在植物病毒预防或防治领域的应用提供了结构基础。
Nº publicación: CN122879737A 09/10/2026
Applicant:
天津理工大学
Absstract of: CN122879737A
本发明涉及催化剂技术领域，尤其涉及一种Ni3C电催化剂的制备方法，包括：通过水热反应在碳布表面制备氢氧化镍，得到前驱体Ni(OH)2/CC；惰性气氛中，在三聚氰胺的作用下，前驱体Ni(OH)2/CC进行热碳化还原反应，得到Ni3C电催化剂。本发明的制备方法操作简便，能够实现工业化生产。
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