57 hasil untuk "Martin Pumera"
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Artikel Jurnal
MXene-functionalised 3D-printed electrodes for electrochemical capacitors
3D printing is a manufacturing technique that can be used to produce electrochemical capacitors with customised shapes and minimal material waste. However, the range of carbon-additive filaments currently commercially available is limited, resulting in 3D-printed electrodes with a poor capacitive…
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Artikel Jurnal
Dual electrode‐free Zn‐MnO2 battery as a future energy source
Abstract Aqueous rechargeable Zn‐MnO2 batteries are considered one of the most promising energy storage systems and have been extensively studied in recent years, owing to their high energy density, low cost, and intrinsic safety. However, the practical application of conventional Zn‐MnO2 batteries…
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Artikel Jurnal
Integrated health monitoring system with flexible asymmetric supercapacitors based on 2D Ti₃C₂ MXene and transitional metal oxides
Abstract Developing flexible, lightweight, and portable medical devices for continuous health monitoring requires compact and sustainable energy storage solutions. Traditional devices often rely on bulky wired equipment or battery-powered systems requiring frequent recharging, limiting…
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Artikel Jurnal
Single‐Atom Engineering for Next Generation Rechargeable Batteries
Single‐atom engineering (SAE) is a promising approach for next‐generation rechargeable batteries due to its maximal atom utilization, high catalytic activity, and tunable selectivity. However, the incomplete understanding of the microenvironment of single atoms and their electrochemical behavior…
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Artikel Jurnal
Metal oxide single-component light-powered micromotors for photocatalytic degradation of nitroaromatic pollutants
Abstract Mass transfer is a key parameter in heterogeneous reactions. Micro/nanomachines, a promising technology for environmental applications, significantly enhance the performance of conventional purification treatments because of the active motion ability and thus enhanced diffusion…
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Artikel Jurnal
3D printing of MAX/PLA filament: Electrochemical in-situ etching for enhanced energy conversion and storage
Two-dimensional (2D) MXenes are promising materials for a variety of sustainable energy-related applications such as photoelectrochemical water splitting and energy storage devices. Among the MXene family, the Ti3C2Tx is mostly prepared by selective etching of Al from the Ti3AlC2 MAX phase using…
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Artikel Jurnal
Layered transition metal selenophosphites for visible light photoelectrochemical production of hydrogen
The growing consumption of global energy has posed serious challenges to environmental protection and energy supplies. A promising solution is via introducing clean and sustainable energy sources, including photoelectrochemical hydrogen fuel production. 2D materials, such as transition metal…
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Artikel Jurnal
Boron and nitrogen dopants in graphene have opposite effects on the electrochemical detection of explosive nitroaromatic compounds
A multitude of strategies to alter the properties of graphene, a representative two-dimensional material, has been proposed with the aim of improving its performance and capabilities. Whilst in general doping with any element is reported in the literature as an electrochemistry enhancing process…
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Artikel Jurnal
Artificial chemotaxis in micro/nanomotors
Abstract Chemotaxis is the directional motion of objects in response to chemical gradients, a process that drives navigation in micro/nanomotors, enabling a bio-inspired transition toward autonomous direction control. However, current studies lack consistent mechanistic justification, definition…
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Artikel Jurnal
Enhanced Lunar regolith as a key component for supercapacitors and sodium-ion batteries
Abstract The sustainable use of extra-terrestrial materials for energy storage represents a critical step toward achieving long-term lunar and Martian colonization. In this study, lunar regolith simulant is investigated as a multifunctional electrode material for both supercapacitors and sodium-ion…
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Artikel Jurnal
Multi-material 3D printed smart floor tiles with triboelectric energy generation and security monitoring
With the growing demand for integrated smart home systems driven by advancements in the Internet of Things (IoT) and smart city initiatives, the need for efficient, simple, and self-sustaining sensors has become essential. Triboelectric nanogenerators (TENGs) have recently emerged as a promising…
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Artikel Jurnal
Advances in Designing 3D‐Printed Systems for CO2 Reduction
Abstract The increasing level of atmospheric carbon dioxide (CO2), and the resultant global warming is a matter of growing concern among scientists, environmentalists, and climate experts across the globe over the past several decades. Numerous attempts are being undertaken today that seek…
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Artikel Jurnal
MXene and polyaniline coated 3D-printed carbon electrode for asymmetric supercapacitor
3D printing has emerged as an attractive manufacturing technique in supercapacitor electrodes owing to the precise and customisable fabrication of complex electrode designs, enhancing the performance and efficiency of the device. Despite the advantages, 3D-printed electrodes are limited by their…
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Artikel Jurnal
Integrated free-standing WS2 3D-printed carbon supercapacitor with solid state electrolyte
ABSTRACTThere is a huge need for energy storage devices due to the depletion of natural gas and the increasing requirement for portable electronic gadgets. Fused deposition modeling (FDM) 3D-printing has drawn tremendous interest for the fabrication of batteries and supercapacitors (SCs) due to its…
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Artikel Jurnal
Electrocatalytic activity of layered MAX phases for the hydrogen evolution reaction
The hydrogen evolution reaction (HER) is important for the advancement of next-generation electrochemical energy devices. The search for an alternative inexpensive catalyst for energy conversion to replace expensive and rare noble metals is of high priority. There has been a significant push to…
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Artikel Jurnal
3D-printed nanocarbon sensors for the detection of chlorophenols and nitrophenols: Towards environmental applications of additive manufacturing
3D printing is a manufacturing technique used to prototype devices with customized shapes composed of different materials, including carbon composites. Toxic phenolic compounds are a major environmental hazard. Herein, we demonstrate the use of carbon-based 3D-printed electrodes for the detection…
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Artikel Jurnal
Magnetically boosted 1D photoactive microswarm for COVID-19 face mask disruption
Most single-use face masks are made of synthetic plastics, thus their disposal poses a direct threat to wildlife as well as potential ecotoxicological effects in the form of microplastics. Here, the authors introduce a 1D magnetic photoactive microswarm capable of actively navigating, adhering to…