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一种磷酸铁锂正极材料及其制备方法与应用

Resumen de: CN120637437A

本发明涉及一种磷酸铁锂正极材料，所述磷酸铁锂正极材料包括：氮硫共掺杂的磷酸铁锂内核和氮硫共掺杂的原位碳包覆层。本发明的技术方案通过一步法实现原位碳包覆NS掺杂的磷酸铁锂，其中大多数NS实现内部掺，少部分NS以掺杂剂掺杂到表面碳源中，并在磷酸铁锂表面形成原位碳包覆层，利用一种物质通过简单的方式实现多重效果，可以改善低温下动力学缓慢的问题，提高电导率，从而改善低温容量保持率低和倍率性能差等问题。

TOPOLOGICAL QUBITS BASED ON SQUARE-ROOT GRAPHENE NANORIBBONS INDUCED BY ELECTRIC FIELDS

Resumen de: WO2025188986A1

The present disclosure provides a graphene ribbon, comprising a planar monolayer of sp2-hybridized carbon atoms arranged in a hexagonal lattice characterized by a direction of periodicity (see formula (I), the hexagonal lattice structure comprising a unit cell. Each unit cell is symmetric with respect to a plane perpendicular to the plane of the monolayer (a mirror plane); each unit cell comprises 4n zigzags edges, wherein n is a natural number; and wherein the minimal number of hexagons intersected by a line lying in the plane of the monolayer parallel to the mirror plane is 3.

WICK-BASED ANALYTICAL DEVICE FOR MULTIPLEXED QUANTIFICATION OF BIOMARKERS USING CARBON DOTS INTEGRATED WITH MOLECULARLY IMPRINTED POLYMER

Resumen de: WO2025188593A1

A device for assaying analytes has a wicking substrate having a sample zone, a waste zone, a plurality of channels that each support capillary flow between the sample zone and the waste zone. The channels comprise different synthetic receptors that are selected to interact with different analytes. The channels also include nanoparticles that are configured to undergo a visible state change when an interaction between an analyte and a synthetic receptor occurs nearby. An extent of the state change along a channel is indicative of concentration of the analyte that corresponds to that channel.

CARBON NANOTUBE-BASED ION ANALYZER

Resumen de: WO2025188534A1

Ion analyzers based on carbon nanotubes (CNTs) are provided. The analyzers may include a detector including a CNT field effect transistor, and may be configured to separate ions based on mass and/or charge.

一种高性能磷酸铁锂正极材料及其制备方法

Resumen de: CN120622444A

本发明提供了一种高性能磷酸铁锂正极材料及其制备方法。本发明包括如下步骤：将锂源、磷源、铁源及掺杂剂混合搅拌均匀后，转移至高压反应釜中进行高温高压反应，反应结束后冷却至室温，将沉淀物进行抽滤、洗涤、干燥后得到羟基磷酸铁锂前驱体；将羟基磷酸铁锂、碳源与聚乙二醇二缩水甘油醚混合砂磨、喷雾干燥、烧结、粉碎得到均匀碳包覆的磷酸铁锂正极材料。本发明首先采用水热法制备出的羟基磷酸铁锂前驱体，后利用聚乙二醇二缩水甘油醚与羟基磷酸铁锂的羟基发生环氧开环交联反应制备出颗粒大小均一，碳层均匀包覆的磷酸铁锂/碳正极材料，以此提高磷酸铁锂材料的电化学性能。

磷掺杂空心纳米球硬碳及其制备方法和应用

Resumen de: CN120622470A

本方案公开了磷掺杂空心纳米球硬碳及其制备方法和应用，属于电池材料领域，所述方法包括：S1、先向烧杯中加入去离子水，缓慢加入植酸或植酸钠，在搅拌下完全溶解，形成含植酸根水溶液；称取淀粉粉末，逐步加入稀释后的植酸根溶液中，混合物在室温下搅拌得到混合的溶液；S2、将混合的溶液转移至高压反应器中，进行水热反应；S3、水热反应完成后，将体系冷却至室温，产物发生相分离，倾析出上清液，留下沉淀；收集的沉淀在冰箱中冷冻过夜，然后使用冻干机冷冻干燥，得到灰褐色干燥固体；S4、将干燥固体进行碳化，碳化后，将碳化后样品冷却至室温并进行酸洗去除灰分和杂质，制得；解决了现有技术存在的掺杂不均匀和层间扩展有限的问题。

中药衍生的抗氧化纳米酶及其制备方法和应用

Resumen de: CN120618446A

本发明提供一种中药衍生的抗氧化纳米酶及其制备方法和应用，属于香烟过滤技术领域。将天然中药材栀子研磨成粉末，作为制备碳点纳米酶的前驱体。栀子粉末加入到蒸馏水，将混合溶液在超声仪中超声处理5min，得到黄色的混合溶液。再将混合溶液转移至高压水热反应釜中进行水热反应；离心与冻干：待反应釜冷却至室温，取水热反应后的混合溶液在离心机进行离心；离心结束，上清液进行过滤后冻干，得到基于中药衍生的抗氧化纳米酶CDs/Gj.E。本发明基于中药栀子构建的纳米酶具有多种酶样活性，能够高效清除烟气中的ROS/RNS。

一种F掺杂碳包覆的MOF衍生磷酸铁锂材料的制备方法

Resumen de: CN120622440A

本发明提供了一种F掺杂碳包覆的MOF衍生磷酸铁锂材料的制备方法，制备方法包括将三价铁盐、含氟配体、表面活性剂、溶剂均匀混合分散经溶剂热反应得到含氟Fe‑MOF；将含氟Fe‑MOF与磷源、锂源进行均匀混合，研磨后经固相烧结得到F掺杂碳包覆的MOF衍生磷酸铁锂材料（LFP@FC）。F掺杂的功能多孔碳具有较高的吸附能力，同时降低了Li+扩散势垒，进一步赋予了额外的活性位点，提高了材料的电子电导率并加速了扩散通道。LFP@FC正极表现出优异的倍率性能和长循环稳定性。

一种淀粉基硬碳及其制备方法和应用

Resumen de: CN120637482A

本发明属于电池材料技术领域，特别涉及一种淀粉基硬碳及其制备方法和应用。该淀粉基硬碳，包括核和壳层构成的核壳结构；核包括硬碳；壳层包括氮掺杂的纳米碳材料。这样的组成和结构使得本发明所述淀粉基硬碳良好导电性，高的容量以及循环性能。

一种氮掺杂生物质基荧光碳量子点、制备方法及用途

Resumen de: CN120622469A

本发明提供一种氮掺杂生物质基荧光碳量子点、制备方法及用途，涉及碳纳米材料技术领域，所述方法包括：在超声条件下将生物质材料和去离子水混合后，加入氮源，超声分散，得到均匀分散的待反应溶液；将所述待反应溶液在预设温度下反应预定时间，得到混合的产物溶液；将所述混合产物溶液过滤、透析，得到氮掺杂生物质基荧光碳量子点溶液。本发明制备的氮掺杂生物质基荧光碳量子点表现出稳定的荧光效应、良好的水溶性、对自由基的清除率可达90％以上、抗菌率高达99％以上。可用于药物缓释和生物成像等领域。

FLUORINE-DOPED CARBON DOT (CD)-MODIFIED ENRICHMENT CHROMOGENIC MEMBRANE AND USE THEREOF IN DETECTION OF THREE PERFLUORINATED COMPOUNDS (PFCs)

Resumen de: US2025283830A1

A fluorine-doped CD is synthesized through one-pot solvothermal synthesis as follows: dissolving 4-(diethylamino)salicylaldehyde and sodium fluoride in deionized water to produce an aqueous solution, and ultrasonically mixing the aqueous solution with phosphoric acid thoroughly to produce a mixture; placing the mixture in a reactor lined with polytetrafluoroethylene (PTFE), and allowing a reaction for 1 h to 3 h under heating at 180° C. to 220° C.; cooling, and conducting centrifugation to remove unreacted raw materials; collecting a resulting supernatant, and conducting dialysis in a dialysis bag for 24 h to 48 h to produce a sample; and lyophilizing the sample to produce the fluorine-doped CD. The fluorine-doped CD is adopted as a chromogenic agent to achieve the detection of PFCs, and accordingly, a enrichment chromogenic membrane is prepared in combination with UiO-66-F4. The enrichment chromogenic membrane allows convenient detection and can achieve the in-situ monitoring of three PFCs in water.

CHEMICAL-FREE PRODUCTION OF GRAPHENE-REINFORCED CEMENT AND CONCRETE

Resumen de: US2025282624A1

Provided is a simple, fast, scalable, and environmentally benign method of producing a graphene-enhanced cement or concrete material, the method comprising: (a) mixing multiple particles of a graphitic material and multiple particles of a cement or concrete ingredient to form a mixture in an impacting chamber of an energy impacting apparatus, wherein the impacting chamber optionally contains therein ball-milling media other than the multiple particles of a cement or concrete ingredient; (b) operating the energy impacting apparatus with a frequency and an intensity for a length of time sufficient for peeling off graphene sheets from the particles of graphitic material and transferring the peeled graphene sheets to surfaces of the solid cement or concrete ingredient particles to produce particles of graphene-embraced or graphene-encapsulated cement or concrete ingredient particles inside the impacting chamber; and (c) recovering the graphene-embraced or graphene-encapsulated cement or concrete ingredient particles from the chamber.

CARBON NANOTUBE COMPOSITE COMPRISING MECHANICAL L IGANDS

Resumen de: US2025282621A1

A composite material comprising carbon nanotubes is described, wherein said composite material does not comprise any carbon nanotube aggregates having a smallest dimension larger than 1 mm. The efficiency of dispersion and anchoring as well as processing capability of the commercially relevant carbon nanotube composites are significantly improved.

SELF-ASSEMBLED BOROPHENE/GRAPHENE NANORIBBON MIXED-DIMENSIONAL HETEROSTRUCTURES AND METHOD OF SYNTHESIZING SAME

Resumen de: US2025282622A1

This invention in one aspect relates to a method of synthesizing a self-assembled mixed-dimensional heterostructure including 2D metallic borophene and 1D semiconducting armchair-oriented graphene nanoribbons (aGNRs). The method includes depositing boron on a substrate to grow borophene thereon at a substrate temperature in an ultrahigh vacuum (UHV) chamber; sequentially depositing 4,4″-dibromo-p-terphenyl on the borophene grown substrate at room temperature in the UHV chamber to form a composite structure; and controlling multi-step on-surface coupling reactions of the composite structure to self-assemble a borophene/graphene nanoribbon mixed-dimensional heterostructure. The borophene/aGNR lateral heterointerfaces are structurally and electronically abrupt, thus demonstrating atomically well-defined metal-semiconductor heterojunctions.

ELECTROLYSIS METHODS THAT UTILIZE CARBON DIOXIDE AND ANON-IRON ADDITIVE FOR MAKING DESIRED NANOCARBON ALLOTROPES

Resumen de: US2025283225A1

The embodiments of the present disclosure relate to a method and apparatus for producing a carbon nanomaterial product (CNM) product that may comprise carbon nanotubes and various other allotropes of nanocarbon. The method and apparatus employ a consumable carbon dioxide (CO2) and a renewable carbonate electrolyte as reactants in an electrolysis reaction in order to make CNTs. In some embodiments of the present disclosure, operational conditions of the electrolysis reaction may be varied in order to produce the CNM product with a greater incidence of a desired allotrope of nanocarbon or a desired combination of two or more allotropes.

CARBON NANOTUBE DISPERSION SOLUTION, SLURRY FOR MANUFACTURING ELECTRODE, AND SECONDARY BATTERY

Resumen de: EP4613705A1

The present invention relates to: a carbon nanotube dispersion solution; a slurry for manufacturing an electrode, containing carbon nanotubes; and a secondary battery. The performance of a secondary battery comprising carbon nanotubes can be improved by controlling the particle size and amount of the carbon nanotubes.

CARBON NANOTUBE DISPERSED LIQUID, COMPOSITION FOR BATTERY ELECTRODES USING SAME, AND BATTERY

Resumen de: EP4613703A1

Carbon nanotube dispersibility and dispersion stability are improved.A carbon nanotube dispersion liquid according to an embodiment includes a carbon nanotube; carboxymethyl cellulose and/or a salt thereof; water; and a compound represented by general formula (1) below. In formula (1), R¹ represents a hydrogen atom, a methyl group, or an ethyl group, R² represents a hydrogen atom, a methyl group, or a hydrocarbon group that forms a 5-membered heterocyclic ring or a 6-membered heterocyclic ring together with an -N-C(=O)-N-R³-, R³ represents a hydrogen atom, a methyl group, or a hydrocarbon group that forms a 5-membered heterocyclic ring or a 6-membered heterocyclic ring together with an -N-C(=O)-N-R²-, and R⁴ represents a methyl group or an ethyl group.R¹ and R² are not simultaneously hydrogen atoms. The number of carbon atoms in the compound is 4 or greater.

CARBON NANOTUBE DISPERSED LIQUID, COMPOSITION FOR BATTERY ELECTRODES USING SAME, AND BATTERY

Resumen de: EP4613704A1

Carbon nanotube dispersibility and dispersion stability are improved.A carbon nanotube dispersion liquid according to an embodiment includes a carbon nanotube; carboxymethyl cellulose and/or a salt thereof; water; and a compound represented by general formula (1) below. In formula (1), R represents a hydrogen atom or a methyl group.

一种低成本高压实磷酸铁锂正极材料的生产方法

Resumen de: CN120607234A

本发明提供了一种低成本高压实磷酸铁锂正极材料的生产方法属于磷酸铁锂正极材料技术领域，所述生产方法包括以下步骤：S1.将磷酸铁和锂源加入羧基化碳纳米管分散液中，搅拌，过滤，干燥，压实成型，转入回转炉，进行低温烧结，得到无机碳掺杂磷酸铁前驱体；S2.将无机碳掺杂磷酸铁前驱体和锂源在聚乙烯醇溶液中搅拌均匀，压实成型，得到有机碳包覆磷酸铁锂混合物料；S3.对有机碳包覆磷酸铁锂混合物料分匣钵进入辊道炉，进行高温烧结，冷却，获得低成本高压实磷酸铁锂正极材料。本发明通过两阶段分炉烧结处理不同反应阶段，能够改善常规横向扩展排列数量及层数带来的磷酸铁锂材料形态一致性差、电化学性能欠佳的缺点。

一种基于表面配体功能化的多色碳量子点制备方法及应用

Resumen de: CN120607242A

本发明公开了一种基于表面配体功能化的多色碳量子点的制备方法，属于纳米技术领域。首先基于柠檬酸合成了天蓝色发光的碳量子点，经过过滤、透析纯化、表面修饰等步骤制备获得多色碳量子点，通过一系列表面配体功能化策略实现300nm‑1000nm范围内发射的有效调控。本发明提出的波长调控方法系统简单有效，合成方法简单、方便。本发明制备得到的碳量子点荧光量子产率高，最高可达79％；成本和毒性低，并且发光波长可调控至整个可见光谱以及近红外波段。

一种以艾叶为原料合成碳纳米球的方法以及碳纳米球的应用

Resumen de: CN120607245A

本发明提供了一种以艾叶为原料合成碳纳米球的方法以及碳纳米球的应用，属于碳纳米球技术领域。本发明采用艾叶为原料，将其加入去离子水中进行水热反应，经过离心、过滤、干燥、得到碳纳米球。本发明制备的碳纳米球可作为负载药物的载体。本发明采用药食同源的艾草为原料，通过水热反应制备得到碳纳米球；碳纳米球能够稳定负载抗肿瘤药物阿霉素并将其运输到肿瘤细胞中，且能长时间释放药物；同时碳纳米球可以将阿霉素运输到肿瘤微环境，进而发挥药效，提高了阿霉素的生物利用度，降低阿霉素对正常细胞的副作用。本发明的碳纳米球是具有可控药物释放特性的新型纳米材料。

一种层状二氧化钛基电极材料及其制备方法和应用

Resumen de: CN120607278A

本发明公开了一种层状二氧化钛基电极材料及其制备方法和应用，属于钠离子电池钛基负极材料技术领域。上述制备方法如下：对层状碱金属钛酸盐K0.8Li0.27Ti1.73O4依次进行酸化处理和抽滤干燥处理得到层状钛酸H1.07Ti1.73O4粉末，随后将层状钛酸H1.07Ti1.73O4粉末与膨胀剂混合进行膨胀处理后得到膨胀的层状钛酸，再向其中加入碳前驱体溶液并搅拌，然后静置处理得到胶状前驱体；对胶状前驱体进行水热处理得到中间电极材料，水洗中间电极材料后进行高温煅烧碳化处理，得到层状二氧化钛基电极材料。制得的材料中二氧化钛层和碳层交替排列，使得碳材料与TiO2充分接触，最大化提高导电性。

由多壁碳纳米管和氧化锌纳米片复合而成的气敏纳米材料及其在甲烷气体检测中的应用

Resumen de: CN120607273A

本发明属于气敏材料技术领域，特别涉及由多壁碳纳米管和氧化锌纳米片复合而成的高性能气敏纳米材料及其在甲烷气体检测中的应用。传统的氧化锌基气敏材料在检测甲烷气体时灵敏度不足。本发明通过将多壁碳纳米管与氧化锌纳米片复合，旨在提高气敏材料对甲烷气体的灵敏度。此外，许多气敏材料需要在较高温度下工作以获得较好的性能，这限制了它们在低温环境下的应用。本发明通过将多壁碳纳米管和氧化锌纳米片复合制备高性能气敏纳米材料，实现了在较低温度下（50℃）的高效气敏性能。

一种高荧光量子产率多色的碳量子点、基于碳量子点的LED器件、制备方法及应用

Nº publicación: CN120607243A 09/09/2025

Solicitante:

华东师范大学

Resumen de: CN120607243A

本发明公开了一种基于高荧光量子产率的多色碳量子点的多色LED器件以及白光LED器件的制备方法及其应用。本发明所述方法包括：首先柠檬酸合成了天蓝色发光的碳量子点，然后对天蓝色碳量子点进行表面修饰，获得了深蓝色、天蓝色、绿色、黄色、橙色、红色以及近红外发光的多色碳量子点，其中发光中心波长分别为400nm、460nm、535nm、577nm、640nm、750nm和880nm。以多色碳量子点作为发光层制备了多色和白光的LED器件。本发明所述的合成方法简单、方便，制备得到的碳量子点荧光量子产率高，成本和毒性低，制备的多色和白光LED器件亮度高并且外部量子效率EQE最高可达2.42％。