Nanomaterials de carboni

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.

一种磷酸锰铁锂正极材料及其制备方法、极片和电池

Resumen de: 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。

一种室温磷光碳量子点及其制备方法及应用

Resumen de: 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。

一种镁掺杂岩白菜碳点材料的制备方法和应用

Resumen de: 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。

一种高压实磷酸铁锂正极材料及其制备方法、锂离子电池

Resumen de: 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。

一种多壁碳纳米管吸附材料及其制备方法

Resumen de: 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.

一种复合负极材料及其制备方法和应用

Resumen de: 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。

富铜石墨烯带状前驱体及其制备方法和用途

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。

ハロゲン化スズペロブスカイト化合物、ハロゲン化スズペロブスカイト層、並びにハロゲン化スズペロブスカイト層を備える発光デバイス及び光電変換デバイス、並びにハロゲン化スズペロブスカイト化合物の製造方法

Resumen de: JP2026164088A

0001 【課題】環境調和型のスズ元素を利用した非鉛系でありながら、発光量子収率の高い、ハロゲン化スズペロブスカイト化合物、ハロゲン化スズペロブスカイト層、並びにハロゲン化スズペロブスカイト層を備える発光デバイス及び光電変換デバイス、並びにハロゲン化スズペロブスカイト化合物の製造方法を提供する。 【解決手段】ハロゲン化スズペロブスカイト化合物ＣｓＳｎＸ<３>（Ｘ＝Ｃｌ、Ｂｒ、又はＩ）のＢサイトを占有するスズの一部を、特定の元素で置換する。具体的には、Ｂサイトを占有するスズの一部を、Ｍｎ、Ｌａ、Ｃｅ、Ｃｕ、Ｎｄ、Ｓｍ、及びＥｕからなる群より選ばれる少なくとも一種の金属で置換する。 【選択図】なし

一种负极材料、制备方法、负极极片、电池和用电装置

Resumen de: CN122889714A

本发明提供一种负极材料、制备方法、负极极片、电池和用电装置，其中，负极材料包括内核，所述内核包括石墨；以及，包覆层，所述包覆层包覆在所述内核外，且所述包覆层中掺杂有磷元素；其中，在所述负极材料的EDS能谱分析图像中，任选5个1μm*1μm的区域进行磷元素EDS能谱采集并计算其质量分数，所述5个区域中的磷元素质量分数的相对标准偏差小于或等于17%。本发明负极材料解决了现有在包覆层中掺杂异质元素的手段难以再进一步提升负极材料的性能的技术问题。

一种微纳米气泡辅助预石墨化碳三维包覆磷酸盐正极方法

Resumen de: CN122877722A

本发明公开一种微纳米气泡辅助预石墨化碳三维包覆磷酸盐正极方法，属于新能源材料及电化学储能技术领域。针对磷酸盐正极材料电导率低、导电网络不连续、传统碳包覆石墨化度不足等问题，本发明通过气泡水体系制备磷酸盐前驱体，铁催化制备预石墨化碳材料并实现颗粒包覆，再结合生物质碳构建三维导电网络。所得材料为棒状微纳结构，表面碳层厚度2~5nm，电荷转移阻抗50~120Ω，1C放电比容量达125.6mAh/g，500圈容量保持率94%。本发明工艺简单、原料廉价，可协同提升电子传导与离子传输性能，适用于高性能锂离子电池正极制备。

一种清热中草药衍生碳点及其制备方法和应用

Resumen de: 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。

一种催化热解废塑料联产碳纳米管与氢气的方法

Resumen de: CN122877744A

本发明公开了一种催化热解废塑料联产碳纳米管与氢气的方法，属于废塑料催化热解技术领域。该方法将废塑料与多孔镍铁铝三元催化剂混合置于固定床石英管，高纯N2吹扫后升温至650‑850℃，以含N2和CO2的混合气作为反应气氛进行催化热解，制备得到氢气与碳纳米管。本发明采用多孔二维FeNiAl三元催化剂对低密度聚乙烯(LDPE)进行了催化热解，共产碳纳米管(CNTs)和H2。结果表明，CO2的引入通过抑制金属烧结和选择性气化非晶碳，显著增强了碳纳米管的石墨化，促进了管状形貌的均匀化。在优化条件下，最大H2得率为64.7 mmol g‑1 LDPE，合成气得率为121.37 mmolg‑1 LDPE。本发明为将固定床塑料热解升级为高价值碳纳米管和产生H2，同时利用温室气体CO2提供了一种有效的策略。

一种高纯度医药针剂用活性炭及其制备方法

Resumen de: CN122877750A

本发明涉及一种高纯度医药针剂用活性炭及其制备方法，属于活性炭制备的技术领域。所述制备方法包括：包括：竹材原料预处理、梯度超声辅助脱硅、超临界CO2萃取脱灰、炭化活化形成梯度孔径分布、表面双模板协同分子印迹改性、超高温真空纯化、低温等离子体表面钝化和无菌灌装灭菌。本发明通过磷酸化葡萄糖胺二聚体和葡聚糖片段双模板协同印迹，在活性炭表面构建针对内毒素类脂A区域和多糖核心区域的双识别位点，实现对热原的高效特异性吸附，同时引入温敏功能单体赋予温敏响应特性；超临界CO2前置萃取与分子印迹形成协同增效；等离子体钝化膜同时保护印迹层和抑制微粒脱落。

一种温度调控的手性碳点及其制备方法和应用

Resumen de: CN122877742A

本发明属于手性碳点技术领域，具体涉及一种温度调控的手性碳点及其制备方法和应用。一种温度调控的手性碳点的制备方法，包括以下步骤：将邻苯二胺与L‑丙氨酸加入溶剂中混匀，将所得混合溶液进行水热反应，反应结束后，冷却，将反应后溶液过滤，透析，干燥，制得所述温度调控的手性碳点。本发明通过选用邻苯二胺和L‑丙氨酸为制备原料组合，同时控制合成温度等条件参数，采用一步溶剂热法即可实现手性碳点制备，无需复杂后修饰过程，合成时间较短，产率较高，工艺简单，重复性良好，适合规模化制备，制得的手性碳点的光电流密度最高可达到现有技术中鲜有报道的1 mA/cm2以上，具有优异的光生电子分离与电子迁移能力。

一种硒掺杂乙二胺-柠檬酸碳点-线粒体靶向制剂及其制备方法

Resumen de: CN122874604A

本发明提供一种硒掺杂乙二胺‑柠檬酸碳点‑线粒体靶向制剂及其制备方法，制备方法以以乙二胺和柠檬酸为原料合成碳点、经硒掺杂提升催化活性、通过SS31实现线粒体精准靶向得到硒掺杂乙二胺‑柠檬酸碳点‑线粒体靶向制剂Se‑CDs@SS31，该Se‑CDs@SS31兼具高效ROS清除、精准线粒体靶向、线粒体自噬激活及免疫调节功能，为心肌炎治疗提供了新型人工碳点基纳米酶制剂，同时拓展了硒掺杂人工碳点在心肌炎症相关疾病治疗中的应用场景。

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

Resumen de: 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。

一种高机械强度和导电性的负极材料及其制备方法和应用

Resumen de: CN122877740A

本发明属于负极材料制备技术领域，具体为一种高机械强度和导电性的负极材料及其制备方法和应用。将多孔碳材料和金属及盐材料置于外加磁场的等离子体球磨设备中球磨得到预处理多孔碳A；将所述预处理多孔碳A在惰性气体和含碳源气体下进行低温等离子体生长超薄碳膜，得到预处理多孔碳B；将所述预处理多孔碳B在含碳源和硅源气体下热处理，得到硅碳负极材料，所述硅碳负极材料有兼顾强导电网络和强机械强度的金属/CNT网络。本发明得到的硅碳负极材料，既能提升多孔碳的导电性；又能充当硅基材料的缓冲基质，以适应硅在锂化过程中的体积膨胀和收缩，不仅增强了导电性和结构稳定性，还改善了容量衰减的问题。

GRAPHENE-CARBON NANOTUBE COMPOSITE MATERIAL GROWN IN SITU VIA CVD, AND PREPARATION METHOD THEREFOR

Resumen de: WO2026208345A1

The present invention relates to the technical field of the synthesis of nanomaterials, and discloses a graphene-carbon nanotube composite material grown in situ via CVD, and a preparation method therefor. The preparation method comprises the following steps: step 1, introducing carbon source gas I to a metallic template having a foam structure, and growing three-dimensional graphene via chemical vapor deposition; step 2, introducing defects to the surface of the graphene obtained in step 1; and step 3, introducing carbon source gas II, and growing carbon nanotubes in situ on the surface of the graphene obtained in step 2 via chemical vapor deposition, so as to obtain a composite material. The microscopic network structure of the obtained composite material exhibits good stability and is not prone to collapsing, the growth of the carbon nanotubes achieves good consistency, and therefore the composite material can be prepared on a large scale and applied to energy storage devices.

Nanoparticle Synthesis on Substrates with Removable Coatings

Resumen de: US20260308401A1

A method of forming nanoparticles on a substrate includes coating a substrate with a substrate coating, depositing a precursor ink comprising a polymer and one or more metal ions and/or one or more metal ion precursors onto the substrate coating to form a plurality of polymer nanoreactors comprising the one or more metal ions or the one or more metal ion precursors contained within the polymer nanoreactor, annealing the substrate having the polymer nanoreactors formed on the substrate coating to aggregate the one or more metal ions within the nanoreactor and form nanoparticles within the polymer nanoreactors; and removing the substrate coating thereby resulting in the nanoparticles formed on the substrate.

WAVELENGTH CONVERSION SHEET, BACKLIGHT, AND LIQUID CRYSTAL DISPLAY DEVICE

Resumen de: US20260308447A1

0000 Provided is a wavelength conversion sheet having excellent close adhesion between a phosphor layer and a primer layer even after a long-term environment test. A wavelength conversion sheet, including: a phosphor layer including a phosphor; and a film for a wavelength conversion sheet provided on at least one surface side of the phosphor layer, wherein the film for a wavelength conversion sheet includes at least a base material layer and a primer layer laminated thereon, and the primer is in contact with the phosphor layer, the phosphor layer and the primer layer include an element X, and C/Csatisfies 0.10 or less, where C(atomic %) is an average value of proportions of the element X in the phosphor layer within a region from an interface between the primer layer and the phosphor layer to 400 nm in a thickness direction of the phosphor layer, obtained by X-ray photoelectron spectroscopy, and where C(atomic %) is a proportion of the element X in the primer layer at any depth within a region between 20 nm or more and 40 nm or less from the interface in a thickness direction of the primer layer, obtained by X-ray photoelectron spectroscopy.

METHOD FOR SYNTHESIZING ZEOLITE NANOPARTICLES IN A SALINE PHOSPHATE BUFFER AND ASSOCIATED NANOPARTICLES, SUSPENSIONS, PHARMACEUTICAL COMPOSITION AND USES

Resumen de: US20260306532A1

The present invention relates to a method for synthesising nanoparticles consisting of or comprising at least one zeolite nanocrystal according to which a first composition/solution 1 containing an aluminium source and a source of an ion of an alkali metal M, in particular Na, is prepared anda second composition/solution 2 comprising a silicon source and a source of an ion of an alkali metal M, in particular Na, is prepared. The solutions 1 and 2 being free of any organic structuring agent.The two compositions/solutions 1 and 2 are mixed, and the mixture is crystallised, Thenanoparticles thus formed are optionally separated.According to the invention, said first composition/solution 1 and the second composition/solution 2 both consist of the source and of an alkaline phosphate buffer (PBS).The present invention also relates to the nanoparticles obtained and compositions containing them.

System and method for implantable muscle interface

Resumen de: AU2026234070A1

Abstract A method of controlling an external device using an implantable muscle interface device is disclosed. One or more sensors affixed to subdermal tissue and positioned to at least partially surround underlying muscles, configured to detect electromyography (EMG) signals representative of muscle excitation or contraction. EMG signals are amplified and transmitted via an implanted transceiver to an external receiver. The external receiver applies a decoding algorithm and machine learning algorithms to convert the EMG signals into discrete control signals representative of a user's volitional movement intent. The control signals may be used to operate an external device, such as a prosthetic limb, orthosis, exoskeleton, computing device, gaming system, or augmented or virtual reality system. The implantable muscle interface device may include a biocompatible substrate supporting an electrode array that at least partially surrounds one or more muscle segments. Feedback signals may be used for the purposes of sensory feedback and neuromodulation. Abstract feedback and neuromodulation.

ULTRABRIGHT FLUORESCENT NANOCONSTRUCTS AS UNIVERSAL ENHANCERS

Nº publicación: US20260309701A1 08/10/2026

Solicitante:

WASHINGTON UNIV [US]
Washington University

Resumen de: US20260309701A1

0000 Disclosed herein is a fluorescent nanoconstruct that includes a plasmonic nanostructure having at least one localized surface plasmon resonance wavelength (λLSPR), at least one spacer coating, at least one fluorescent agent having a maximum excitation wavelength (λEX), and wherein the fluorescent nanoconstruct has a fluorescent intensity that is at least 500 times greater than a fluorescent intensity of the at least one fluorescent agent alone.