Alerta

COMPRESSION AND HEAT-ASSISTED PRODUCTION OF SILK-BASED MATERIALS

Absstract of: US20260176795A1

In some embodiments, the present disclosure provides methods including the steps of (i) providing silk fibroin material comprising substantially amorphous structure, and (ii) applying at least one of elevated temperature and elevated pressure to the silk fibroin material to form a silk fibroin article, wherein the applying induces fusion between at least a portion of the silk fibroin and structural change of fibroin in the silk fibroin material. In some embodiments, the present disclosure also provides silk fibroin articles made in accordance with the methods disclosed herein.

QUANTUM DOT AND METHOD FOR PRODUCING THE SAME

Absstract of: US20260176528A1

A Cd-free chalcopyrite-based quantum dot with a narrow fluorescence FWHM and a high fluorescence quantum yield. The quantum dot contains ZnAgInxGa1-xSySe1-y (0≤x<1 and 0≤y≤1), and exhibits fluorescence properties that can include a fluorescence full width at half maximum of less than or equal to 33 nm, and a fluorescence quantum yield of greater than or equal to 70% in a green wavelength range to a red wavelength range. The quantum dot has a core-shell structure including a core and a shell covering the core, and the shell preferably contains Zn.

METHOD FOR PURIFYING SINGLE-WALLED CARBON NANOTUBE, HIGH-PURITY SINGLE-WALLED CARBON NANOTUBE, AND USE

Absstract of: WO2026129619A1

The present disclosure relates to the technical field of carbon nanotube impurity removal, and in particular to a method for purifying a single-walled carbon nanotube, a high-purity single-walled carbon nanotube, and a use. In the high-purity single-walled carbon nanotube of the present disclosure, the metal content is less than or equal to 0.5 wt%, the crystallinity Wcrystal is 95%-98%, and Wcrystal=100%-Wvolatile-Wamorphous-MA⋅Wash/(MA+x⋅MO), wherein Wvolatile, Wamorphous, and Wash are respectively a vertical-axis mass loss in the range of 0-300°C, a vertical-axis mass loss in the range of 300-500°C and a minimum vertical‑axis value in a thermogravimetric curve of the high-purity single-walled carbon nanotube; MA is the relative atomic mass of a metal element having the highest content in the high-purity single-walled carbon nanotube; MO is the relative atomic mass of an oxygen element; and x is an atomic ratio of an oxygen element in an oxide of the metal element having the highest content in the high-purity single-walled carbon nanotube to the metal element. The high-purity single-walled carbon nanotube has high purity, high crystallinity, and good electrical conductivity.

METHOD FOR PREPARING PATHOLOGICAL ENVIRONMENT-RESPONSIVE FUNCTIONAL NANOZYME MATERIAL AND DIAGNOSIS AND TREATMENT APPLICATION THEREOF

Absstract of: WO2026130200A1

A method for preparing a pathological environment-responsive functional nanozyme material and a diagnosis and treatment application thereof. The pathological environment-responsive functional nanozyme can be used for diagnosing and treating, alleviating and/or preventing arterial diseases. By utilizing the pathological environment-responsive functional nanozyme, the disease microenvironment can be targeted, and meanwhile, ultra-small nanozymes capable of eliminating reactive oxygen species (ROS) are released responsively. In one aspect, the ultra-small nanozymes are metabolized into urine, and the disease course can be reflected by analyzing the enzyme-mimetic catalytic activity of nanozymes in the urine; in another aspect, the excellent antioxidant activity of the ultra-small nanozymes can alleviate the inflammation of the disease site, thereby achieving the effect of preventing and/or treating arterial diseases.

NANOEMULSION WITHOUT PROPYLENE GLYCOL

Absstract of: US20260174691A1

0000 The present invention relates to oil in water nanoemulsions which are essentially free of propylene glycol. The nanovesicle formulations are particularly stable in regard to shelf life at different storage temperatures.

OPTICAL FILTER AND METHOD OF MANUFACTURING AN OPTICAL FILTER

Absstract of: US20260177729A1

An optical filter comprises: a matrix including an optically transparent matrix material, and nanoparticles embedded in the matrix material, the nanoparticles comprising carbon atoms arranged in a hexagonal structure, wherein at least one of the nanoparticles is physically separated from any other of the nanoparticles and/or at least one nanoparticle aggregate including a plurality of the nanoparticles has a maximum diameter of less than 30 nm, each of the nanoparticles of the at least one nanoparticle aggregate being in physical contact with at least another one of the nanoparticles of the at least one nanoparticle aggregate.

TRIVALENT DOPED CERIUM OXIDE COMPOSITIONS FOR BIOLOGICAL CONTAMINANT REMOVAL

Absstract of: US20260176166A1

A particulate oxide composition comprising cerium oxide, trivalent dopant, and optional additional metal oxide, other than cerium oxide and trivalent dopant, is beneficial to aid in the removal of biological contaminants, such as bacteria, viruses, fungi, protozoa (e.g., amoebae), yeast and algae. This particulate oxide composition contains more cerium oxide than trivalent dopant and has a unique depth profile in which the average trivalent dopant to Ce ratio at about 0 nm to about 3.5 nm from the surface of the particulate composition is greater than the trivalent dopant to Ce ratio at about 15 nm from the surface of the particulate composition. These trivalent doped cerium oxide compositions can be used to remove these biological contaminants from fluids, including air and water, and from solid surfaces. Also described are methods of using compositions containing these trivalent doped cerium oxide compositions to remove biological contaminants.

MULTIFUNCTIONALIZED SILICON NANOPARTICLES, PROCESS FOR THEIR PREPARATION AND USES THEREOF IN ELECTROCHEMILUMINESCENCE BASED DETECTION METHODS

Absstract of: US20260176292A1

The present disclosure relates to novel multifunctionalized silicon nanoparticles, to processes for their preparation and to compositions comprising the novel multifunctionalized silicon nanoparticles. The disclosure also relates to the use of the novel multifunctionalized silicon nanoparticles in electrochemiluminescence based detection methods and in the in vitro detection of an analyte. In particular, the disclosure relates to methods for measuring an analyte by in vitro methods employing the novel multifunctionalized silicon nanoparticles.

PREPARATION OF GLYCEROL NANOCAPSULES AND THEIR USE AS ADDITIVE IN A HYDROPHOBIC LUBRICANT

Absstract of: EP4763958A1

The invention herein disclosed refers to a method for preparation of glycerol nanocapsules (GNCs), adapted as an additive in a hydrophobic lubricant for improving lubricity in a tribological system, further to a glycerol nanocapsule (GNC) and finally to the respective use. The method comprises the steps of providing a continuous phase comprising at least a polyalphaolefin (PAO) and a dispersed phase comprising at least glycerol (GLY), of - mixing the continuous phase and the dispersed phase and performing high-pressure homogenization with a microfluidizer resulting in a minielmulsion comprising glycerol nanodroplets (GNPs). Further, adding a diisocyanate crosslinking agent (TDI) to the miniemulsion is comprised, leading to a polymerization reaction of the diisocyanate crosslinking agent (TDI) and glycerol (GLY) at the interfaces of the glycerol nanodroplets (GNPs) dispersed in the polyalphaolefin (PAO), resulting in formation of crosslinked glycerol-based polyurethan shells encapsulating a core of unreacted glycerol (GLY). Thereby glycerol nanocapsules (GNCs) are obtained, comprising a core of unreacted glycerol (GLY) encapsulated in a crosslinked glycerol-based polyurethan shell.

THERMAL MANAGEMENT STRUCTURES INTEGRATED IN SEMICONDUCTOR DEVICES

Absstract of: EP4766077A1

Techniques are provided herein to form semiconductor devices with thermal management structures designed to provide additional heat dissipation paths. A semiconductor device includes a gate structure around or otherwise on a semiconductor region that extends from a source region to a drain region. In one example, a subfin region beneath the semiconductor region is removed and replaced with a material having a thermal conductivity of at least 1.5 W/m·K. In another example, a material layer is formed between conductive contacts on the top surfaces of the source and drain regions that has a thermal conductivity of at least 1.5 W/m·K. In another example, the conductive contacts extend through at least 50% of an entire height of the source and drain regions to provide an enhanced thermal path. Any of the above-mentioned structures may also be combined in one or more devices to provide multiple different thermal management structures.

METHOD OF MANUFACTURING QUANTUM DEVICE

Absstract of: EP4764631A1

A method of manufacturing a quantum device (100, 200) includes bonding a diamond substrate (30) including a color center (21) to a layer (32) provided on a support substrate (10), forming a first portion (40) including the color center, and a second portion (42) having an inclined surface (43) inclined with respect to a side wall (41) of the first portion by etching the diamond substrate after the bonding the diamond substrate, forming a metal film (45) on the inclined surface, and forming a first optical waveguide portion (20) by cutting the first portion at a first position farther from the layer than the color center by emitting a laser beam reflected by the metal film onto the side wall of the first portion.

MULTI-WALLED CARBON NANOTUBE POWDER, AND CONDUCTIVE MATERIAL DISPERSION SOLUTION AND LITHIUM SECONDARY BATTERY, WHICH COMPRISE SAME

Absstract of: EP4763803A1

The present invention relates to a multi-walled carbon nanotube powder, a conductive material dispersion solution comprising the carbon nanotube powder, and a lithium secondary battery comprising the carbon nanotube powder. The multi-walled carbon nanotube powder, in a dry powder state, has, in a particle size distribution (PSD) measured by a particle size analyzer, a volume cumulative 50% average particle diameter (D₅₀) of 10-20 µm, a volume cumulative 90% average particle diameter (D₉₀) of 20-40 µm and a maximum particle diameter (D_max) of 45-70 µm, and contains 1.0-3.0 atom% of oxygen atoms, measured by XPS analysis, the particle size characteristics thereof in a powder state are controlled such that excellent dispersibility can be exhibited in an actual electrode, thereby enabling the viscosity of a dispersion solution to be lowered, and uniform dispersion thereof in an electrode is possible such that the resistance characteristics and lifespan characteristics of a lithium secondary battery can be improved.

SEMICONDUCTOR-BASED SENSOR AND METHOD FOR MANUFACTURING THE SAME

Absstract of: KR20260096783A

0001a 본 발명은 반도체 기반 센서 및 반도체 기반 센서의 제조 방법에 관한 것으로서, 구체적으로는 반도체 기술에 기반하여 향상된 민감도와 특이도를 가지고, 경제적으로 제조가 가능한 반도체 센서 및 반도체 센서의 제조 방법에 관한 것이다. 본 발명의 일 측면은 하부 기판, 상기 하부 기판 상에 배치되고, 작업 전극 및 기준 전극을 포함하는 전극부, 상기 전극부 상에 배치되고, 고종횡비를 가지는 미세 구조체를 포함하는 나노 구조층 및 상기 나노 구조층 상에 배치되는 마커를 포함할 수 있다.

ニオブ酸化物ナノ粒子の製造方法およびその利用

Absstract of: JP2026103134A

【課題】ハロゲンを含む添加剤を使用しないニオブ酸化物ナノ粒子の製造方法およびその利用技術を提供する。【解決手段】以下の工程（Ａ）～（Ｃ）：（Ａ）ニオブ錯体を還元溶媒に溶解させ、前駆体溶液を調製する工程と、（Ｂ）前記前駆体溶液と、ケトン基、アルデヒド基、カルボキシル基、エステル基、アミド基、アミン基、チオール基、ニトリル基、オキシム基、イミン基、およびアゾ基から選択される１種類以上の官能基を有する化合物とを混合させ、混合液を得る工程と、（Ｃ）前記混合液を１４０℃以上で加熱する工程と、を含む、ニオブ酸化物ナノ粒子の製造方法。【選択図】図２

METHOD OF PRODUCING A METAL MICRO-/NANOELECTRODE AND MICRO-/NANOELECTRODE WITH SINGLE-CRYSTALLINE METAL DEPOSIT

Absstract of: EP4763796A1

0001 There is described method of producing a metal micro-/nanoelectrode (EL), the method comprising: (a) providing a glass pipette template (PT), the glass pipette template (PT) exhibiting a tapered portion (TP) terminating with a tip of micrometric or nanometric scale, the tapered portion (TP) being adapted to contain a solution; (b) filling at least part of the tapered portion (TP) of the glass pipette template (PT) with a chemical growth solution (GS) containing a metal precursor suitable for selective growth of a metal deposit (MD) inside the tapered portion (TP); (c) processing the taper-filled glass pipette templates (PT) in bulk media (BM) containing a reacting agent to drive nucleation and growth of a metal deposit (MD) from the chemical growth solution (GS) in the tapered portion (TP) of the glass pipette template (PT); and (d) physically connecting a micro-wire (MW) to the metal deposit (MD) formed inside the tapered portion (TP) of the glass pipette template (PT). 0002 The method especially allows the formation of thin-wall micro-/nanoelectrodes (EL) with single-crystalline metal deposits (MD), which forms another aspect of the invention.

一种表面增强拉曼基底及制备方法

Absstract of: CN122259534A

0001 本发明属于激光拉曼技术领域，具体为一种表面增强拉曼基底及制备方法。本发明表面增强拉曼基底由下向上依次包括衬底、二氧化硅层、硫化铪层及二维材料层；利用硫化铪纳米片和二维材料纳米片构成异质结构，作为表面增强拉曼基底；所述二维材料层上表面可附着用于拉曼检测的探针分子；该基底通过硫化铪特殊的多阶光学干涉相长、二维材料与探针分子之间的电荷转移机制增强探针分子的拉曼信号，从而增强二维材料表面增强拉曼的效果。本发明制备方法简单、成本低、效率高；基底材料用于拉曼增强效果明显、灵敏度高、背景荧光低，不会与探针分子产生化学键和，可有效提高测量精度，具有广泛应用前景。

一种基于补骨脂碳量子点的抗青霉菌薄膜及其制备方法和应用

Absstract of: CN122255572A

本发明涉及抑菌材料技术领域，具体公开了一种基于补骨脂碳量子点的抗青霉菌薄膜及其制备方法和应用，所述抗青霉菌薄膜包括可生物降解的成膜基质和光敏剂，所述光敏剂包括补骨脂碳量子点，所述补骨脂碳量子点以补骨脂为碳源，所述补骨脂碳量子点的粒径为1~10nm，所述抗青霉菌薄膜应用于果蔬保鲜。本发明创造性地以中药材补骨脂为唯一碳源合成的补骨脂碳量子点作为光敏剂，进而制备的抗青霉菌薄膜兼具主动抗菌与物理阻隔，在蓝光照射下可高效激发产生大量活性氧，可实现对青霉菌的精准、物理式杀灭，有效延长蔬果货架期，降低果蔬采后损失。

由佛手瓜制备碳点的方法、碳点及其在银离子检测中的应用

Absstract of: CN122254483A

本发明属于碳点技术领域，具体涉及由佛手瓜制备碳点的方法、碳点及其在银离子检测中的应用。将佛手瓜去皮去核后的果肉切成小块，冷冻干燥后粉末化；向反应釜中加入佛手瓜粉末和去离子水，搅拌均匀，进行水热反应，所得溶液过滤，并用去离子水透析纯化，经冷冻干燥，得到碳点。制备得到的碳点在检测银离子上应用，具体采用比色法。本发明的碳点表面可提供含氧和含氮官能团实现与环境中银离子的配位结合；该碳点可在65~95℃条件下还原表面结合的银离子生成碳‑银纳米复合物，导致特征紫外吸收峰的强度变化。相比于常规检测方法需要酸化、消解等较为复杂的预处理环节，该碳点用于银离子的检测成本低廉，操作便捷，适用于高温水相样品中银离子测定。

一种退役光伏组件制备碳纳米管的方法及碳纳米管

Absstract of: CN122254486A

本发明属于光伏组件回收利用技术领域，提供了一种退役光伏组件制备碳纳米管的方法及碳纳米管。本发明的方法包含：将退役光伏组件拆解，得到光伏层压件；将光伏层压件进行微波热解，产生热解气；将热解气顺次进行冷凝、净化处理，得到原料气；以原料气作为碳源气体，进行化学气相沉积反应。本发明以退役光伏组件微波热解产生的非冷凝热解气体作为碳源，通过微波热解、热解气调控，使复杂热解气作为碳源气体，用于化学气相沉积制备碳纳米管；通过冷凝、净化处理，对热解气进行调控处理，提高热解气作为碳源的适用性，可获得管状结构特征更为明显的碳纳米管，形貌均一性良好，结构完整性较好，纯度、石墨化程度均较高，降低表面的无规则沉积。

一种用于检测次氯酸盐的荧光碳点及其制备方法与应用

Absstract of: CN122254484A

本发明提供了一种用于检测次氯酸盐的荧光碳点及其制备方法与应用，属于涉及纳米材料领域，所述荧光碳点呈准球形的颗粒结构，所述颗粒结构表面上有羟基、羧基、氨基和羰基的官能团；通过370nm波长激发下，其最佳荧光发射峰位于445nm处，荧光碳点的制备中，在去离子水中加入柠檬酸和邻苯二胺并溶解，制得混合溶液，将所述混合溶液控模型在高压反应釜下进行水热反应，将水热反应冷却后的产物进行离心、过滤、透析和干燥，得到荧光碳点粉末；通过上述技术方案，本发明提供了针对检测次氯酸盐，粒径均一、水溶性好、荧光产率高的碳点及其制备方法。

碳掺杂Ru/RuO2纳米片及制备方法和应用

Absstract of: CN122252176A

本发明涉及纳米材料技术领域，具体涉及碳掺杂Ru/RuO2纳米片及制备方法和应用。在本发明中，首先制备具有丰富碳碳键的COF（2C‑COF），以2C‑COF为载体，引入C原子，起到碳掺杂的作用。碳掺杂可以提高电子导电性、结构稳定性、活性位点的分散、协调催化效应，且适用于中性及较宽的pH值范围。然后由2C‑COF和三氯化钌溶液制备2C‑Ru。最后由2C‑Ru焙烧得到碳掺杂Ru/RuO2纳米片。碳掺杂Ru/RuO2纳米片包含Ru/RuO2异质结，使其同时具有优异的HER和OER催化性能。

一种高熵过渡金属硫化物电极材料、制备方法及其在储钠负极中的应用

Absstract of: CN122267128A

本发明公开了一种高熵过渡金属硫化物电极材料、制备方法及其在储钠负极中的应用，属于钠离子电池技术领域。本发明方法采用“水热合成‑惰性气体热氧化‑惰性气体可控硫化”三步法，核心为惰性气体的两步式热解工艺，严格控制反应气氛及温度。本发明通过优选五种原子尺寸匹配、电负性相容的过渡金属盐制备前驱体，经上述专属工艺调控，成功避免相分离，获得具有400~450 nm完整球体结构、且表面均匀分布30~40 nm同质单相纳米小颗粒的单相固溶体高熵过渡金属硫化物。本发明利用元素化学相容性调控结合高熵材料特有效应，协同解决了传统过渡金属硫化物导电性差、体积膨胀严重、反应动力学缓慢的问题，显著提升了电极储钠容量、循环稳定性和倍率性能。

基于生物质碳点的竹材细胞壁修饰剂及其在竹材防腐防霉中的应用法

Absstract of: CN122253302A

本发明公开了一种基于生物质碳点的竹材细胞壁修饰剂及其在竹材防腐防霉中的应用法；其中，修饰剂的制备方法，包括：以生物质废弃物为碳源，将其粉碎过筛并烘至绝干，得到绝干木粉；将绝干木粉和葡萄糖酸锌加入到去离子水中进行搅拌；搅拌完成后，将混合物转移至水热反应釜中进行加热反应；反应结束后冷却至室温，过滤收集滤液并进行离心，获得锌掺杂碳点溶液；将聚乙二醇水溶液与锌掺杂碳点溶液进行搅拌混合，接着将混合液进行过滤，滤得的溶液进行离心并取上清液通过透析袋进行透析，除去未反应的聚乙二醇，得到聚乙二醇修饰锌掺杂碳点的制剂；通过该制剂改性后的毛竹表现出优异的耐腐和防霉性能，满足建筑、家具等领域对材料性能的需求。

改性磷酸焦磷酸铁钠、制备方法、应用、浆料、极片、电池

Absstract of: CN122254463A

0001 本发明公开了一种改性磷酸焦磷酸铁钠、制备方法、应用、浆料、极片、电池。改性磷酸焦磷酸铁钠的制备方法包括下述步骤：将粉末经气相沉积在（010）晶面定向生长Al<2>O<3>纳米层，制得所述改性磷酸焦磷酸铁钠；所述粉末为表面包含氟化层的锰和钛掺杂的磷酸焦磷酸铁钠粉末。本发明通过Mn/Ti双位点掺杂、晶面选择性Al<2>O<3>包覆和气相氟化三重协同，实现电子电导率提升、抑制电解液界面副反应、提升电池低温性能的效果。

一种碳点-金属氢氧化物配位复合物及其制备方法和应用

Nº publicación: CN122255988A 23/06/2026

Applicant:

内蒙古大学

Absstract of: CN122255988A

本发明涉及发光材料的制备技术领域，具体涉及一种碳点‑金属氢氧化物配位复合物及其制备方法和应用。碳点‑金属氢氧化物配位复合物由含羰基的碳点和金属氢氧化物配位网络组成，且碳点嵌入并固定于金属氢氧化物配位网络中。本发明的碳点‑金属氢氧化物配位复合物具有从绿色到黄色可调的多色、长寿命、高效率的磷光特性，通过碳点表面的羰基与金属氢氧化物基质中金属离子形成强配位键构建致密刚性网络结构，解决了现有技术中存在的高温下热诱导结构降解、溶剂辅助激子猝灭，以及依赖非共价相互作用导致的极性液体中结构脆弱与不可逆失效问题，并通过热驱动相变诱导网络致密化及结构记忆效应，解决了持久高温液相磷光的可逆性与循环稳定性问题。