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Últimas publicações & Patentes em Nanotecnologias

Nanotecnologias

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Esta é a nossa mais recente seleção de publicações e patentes mundiais em inglês sobre Nanotecnologias, provenientes de diversas revistas científicas online, classificadas e focadas em nanotecnologia, nanopartículas, nanomateriais, nanocompósitos, pontos quânticos, nanotubos de carbono, engenharia em nanoescala, nanofabricação e nanoeletrônica.

Perovskite solar cell and tandem solar cell comprising same

Patent published on the 2026-07-02 in WO under Ref WO2026142030 by HANWHA SOLUTIONS CORP [KR] (Jung Dong Ki [kr], Jang Eun Soo [kr], Moon Chan Su [kr], Choi In Take [kr])

Abstract: An embodiment of the present invention relates to a perovskite solar cell and a tandem solar cell comprising same, the perovskite solar cell comprising: a substrate; a first electrode disposed on the substrate; a second electrode disposed to face the first electrode; a light-absorbing layer disposed between the first electrode and the second electrode; and a hole transport layer between the second electrode and the light-absorbing layer, wherein the hole transport layer comprises a self-assemble[...]


Our summary: The invention describes a perovskite solar cell featuring a substrate, electrodes, and a light-absorbing layer. It includes a hole transport layer made of self-assembled organic material. This design enhances the performance of the solar cell device.

Perovskite, tandem solar cell, self-assembled monolayer, hole transport layer

Patent

Resist composition

Patent published on the 2026-07-02 in WO under Ref WO2026139451 by MERCK PATENT GMBH [DE] (Fackler Philipp Hans [de], Chen Jiawei [us], Wu Hengpeng [us], Okamura Toshiya [jp], Maturi Mark Marcello [de], Kozaki Rikio [jp], Si Kun [us], Suzuki Masato [jp], Ma Chenyang [us])

Abstract: The present application relates to novel compositions, methods for producing a resist film, methods for producing a resist pattern, methods for producing a processed substrate, methods for producing a device, and uses of the composition thereof. The formulation may exhibit at least one of properties as an advanced material or as a high performance material. The formulation may be used in the nanotechnology process to make semiconductor device/display device application, for example semiconductor[...]


Our summary: The application discusses novel resist compositions and their production methods. It highlights their use in creating resist films, patterns, and processed substrates. The formulations are intended for high-performance applications in semiconductor and display technologies.

resist composition, semiconductor devices, nanotechnology, advanced materials

Patent

Top coating composition

Patent published on the 2026-07-02 in WO under Ref WO2026139487 by MERCK PATENT GMBH [DE] (Kuwabara Shoji [jp], Hitokawa Hiroshi [jp], Kossoy Elizaveta [il], Dammel Ralph R [us], Azoubel Suzanna [il], Leader Avia [il])

Abstract: The present invention relates to a top coating composition comprising polymer (A), surfactant (B) and solvent (S). The polymer (A) comprises a side chain comprising a fused aromatic ring. The surfactant (B) comprises an aliphatic hydrocarbon portion (B1) and an alkylene oxide portion (B2). the solvent (S) comprises water (S1). The composition can be used for a top coat composition, which can exhibit at least one of properties of advanced material or high performance material. The composition can[...]


Our summary: The invention describes a top coating composition with polymer (A), surfactant (B), and solvent (S). Polymer (A) features a side chain with a fused aromatic ring, while surfactant (B) contains both aliphatic hydrocarbon and alkylene oxide portions. This composition is applicable in nanotechnology for advanced semiconductor and display devices.

top coating, polymer composition, surfactant, nanotechnology

Patent

Lipid nanoparticles

Patent published on the 2026-07-02 in WO under Ref WO2026141631 by NITTO DENKO CORP [JP] (Mizuno Tomonari [jp], Sugiyama Akinori [jp], Hashiba Kazuki [jp], Kajiwara Keiko [jp], Ooka Yasuyo [jp], Enoki Taisuke [jp])

Abstract: The purpose of the present invention is to provide lipid nanoparticles capable of efficiently introducing a nucleic acid into T cells. Provided are lipid nanoparticles each comprising: a nucleic acid encapsulated in each of the lipid nanoparticles; a cationic lipid; sterol or a sterol derivative; DSPC; a targeted polyalkylene glycol-modified lipid linked to a target binding site; and a non-targeted polyalkylene glycol-modified lipid to which the target binding site is not linked. The target bind[...]


Our summary: The invention provides lipid nanoparticles designed for efficient nucleic acid introduction into T cells. Each nanoparticle contains a nucleic acid, cationic lipid, sterol, DSPC, and modified lipids for targeting. The composition specifies mol% ranges for cationic lipid, sterol, and DSPC, along with an N/P ratio of 8.0-12.0.

Lipid nanoparticles, nucleic acid delivery, T cells, cationic lipid

Patent

Selective laser heating of carbon nanotubes in the presence of carbon-based precursors

Patent published on the 2026-07-02 in US under Ref US20260184574 by BATTELLE MEMORIAL INST [US] (Hamner Thomas Morton [us], Shqau Krenar [us], Howard Erica S [us], Risser James E [us], Darling Albert J [us], Heintz Amy Marie [us])

Abstract: [0000] Selective laser heating of carbon nanotubes in the presence of carbon-based precursors. The method involves supplying carbon nanotubes, supplying a carbon-based precursor composed of up to 15 carbon atoms along with hydrogen atoms, forming a mixture of the carbon nanotubes with the carbon-based precursor and applying selective laser heating to the mixture and graphitizing the carbon-based precursor.[...]


Our summary: The method involves mixing carbon nanotubes with a carbon-based precursor. Selective laser heating is applied to the mixture. This process results in the graphitization of the carbon-based precursor.

Selective laser heating, carbon nanotubes, carbon-based precursors, graphitization

Patent

Substrate cleaning liquid, method for producing substrate cleaned using same, and method for producing device

Patent published on the 2026-07-02 in WO under Ref WO2026139475 by MERCK PATENT GMBH [DE] (Nagahara Tatsuro [jp], Sugahara Shinji [jp], Yoshida Yuki [jp])

Abstract: [Problem] To obtain a substrate cleaning liquid capable of cleaning a substrate and removing particles. [Solution] A substrate cleaning liquid comprising a hydrophobic polymer (A), a polar compound (B), and a solvent (C): wherein the polar compound (B) is soluble in water. The substrate cleaning liquid is a highly functional material that can be used in a semiconductor device production step of a nanotechnology process, for example, a step of producing a semiconductor device that controls liquid[...]


Our summary: The content describes a substrate cleaning liquid that effectively removes particles. It includes a hydrophobic polymer, a polar compound, and a solvent. This cleaning liquid is designed for use in semiconductor device production, particularly in nanotechnology applications.

substrate cleaning, hydrophobic polymer, semiconductor device, nanotechnology

Patent

AI-enabled Thermo-GNN assessment of waste-derived nanocatalytic biodiesel for sustainable and low-emission diesel engine operation

Published on 2026-05-12 by @OXFORD

Abstract: AbstractThis study develops a clean, high-efficiency combustion strategy for agricultural diesel engines by integrating spent coffee ground biodiesel (SCGB) with graphene oxide–zinc oxide (GO@ZnO) core-shell nanoadditives. A Physics-Informed Thermodynamic Graph Neural Network (Thermo-GNN) is introduced to predict performance and emissions behavior using sparse experimental data. SCGB was produced via acid–base transesterification, blended with diesel (B25–B100), and doped with 50 and 100 [...]


Our summary: This study introduces a Physics-Informed Thermodynamic Graph Neural Network (Thermo-GNN) to optimize the combustion of agricultural diesel engines using spent coffee ground biodiesel blended with GO@ZnO nanoparticles. The results show significant improvements in combustion efficiency, with brake thermal efficiency rising to 33.5% and emissions reductions of up to 65%. The Thermo-GNN framework demonstrates high accuracy in predicting performance metrics, paving the way for scalable digital twin applications in diesel engines.

Thermo-GNN, biodiesel, nanocatalysts, emissions

Publication

electrical properties and electrically driven actuation

Published on 2026-05-11 by Zhu Mingze, Eisuke Honda, Norio Tsubokawa, Takeshi Yamauchi @NATURE

Abstract: Polymer Journal, Published online: 11 May 2026; doi:10.1038/s41428-026-01184-3Pyrene-functionalized poly(ethylene glycol) (PEG) was noncovalently grafted onto multiwalled carbon nanotubes (mwCNTs) via π–π stacking interactions, enabling stable aqueous dispersion with poly(3,4-ethylenedioxythiophene): poly(styrenesulfonate) (PEDOT: PSS) and fabrication of uniform conductive composite films. The films exhibited enhanced electrical conductivity, reduced mechanical shrinkage stress, and rapid el[...]


Our summary: Pyrene-functionalized PEG was grafted onto mwCNTs, creating stable dispersions with PEDOT:PSS. The resulting films showed improved conductivity and rapid electrothermal actuation. These materials have potential uses in low-voltage-driven flexible electrochemical actuators.

conductive composites, electrothermal actuation, multiwalled carbon nanotubes, energy storage

Publication

Tópicos abordados: Nanotecnologias, nanopartículas, nanomateriais, nanocompósitos, pontos quânticos, nanotubos de carbono, engenharia em nanoescala, nanofabricação, nanoeletrônica, não volátil, reconfigurável, conversor de modo, 4H-SiC (carboneto de silício sobre isolante), pontos quânticos de perovskita, transistores sinápticos, baterias de íon-sódio e calcogenetos de metais de transição.

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