Researchers reviewed a method to reform metal nanocluster structures using phosphine ligands, enabling precise structure modification and property modulation. The study highlights the potential of phosphine ligand engineering in modulating metal nanoclusters' optical and catalytic activities.
Researchers at Tsinghua University Press have developed a non-precious metal electrocatalyst for water splitting, achieving stable oxygen evolution reactions (OER) and hydrogen evolution reactions (HER). The FeSnCo Sx Oy /NF catalyst shows promise in reducing carbon-based energy sources and producing more energy than gasoline.
Palladium diselenide exhibits unique physical properties and demonstrates long-term stability in ambient air. Researchers use Lewis acid treatment to create p-type and n-type doped materials, controlling band gap and improving device performance.
A new electrocatalyst made of nickel, iron, and silicon decreases the amount of energy required to synthesize hydrogen gas from water, making it more practical for clean energy production. The catalyst, known as FeNiSi, also reduces the energy required to generate oxygen, making it a bifunctional electrocatalyst.
The new journal, Aging Research, aims to advance understanding of the aging process and promote healthy aging. It publishes original research results on various aspects of aging, from basic biology to clinical trials.
A team of researchers from Tsinghua University Press developed two organic frameworks with the same constituents but arranged differently to investigate electrode material composition. The framework with appropriate density resulted in better performance, outperforming lithium-ion batteries.
Researchers at Hamburg University of Technology developed a porous platinum matrix with tiny pores, increasing energy conduction and mechanical stability. The material shows promise as an actuator material and potentially as a catalyst for chemical reactions.
Lithium metal batteries have potential but issues with interface stability, dendrite growth, and poor lifespan. Researchers found that artificial solid electrolyte interphase (ASEI) can mitigate these problems and improve battery performance, paving the way for more reliable and powerful electric vehicles.
Graphene-based sensors have the potential to measure various bodily signals, including brain activity, eyesight, and voice. The development of these sensors could lead to more natural human-machine interfaces and improve healthcare outcomes.
Researchers have developed a composite solid-state electrolyte that combines the benefits of ceramic and polymer materials, increasing conductivity and reducing space-charge layers. The new electrolyte design uses lithium tantalate filler to enhance ion transport pathways, resulting in improved battery performance and longevity.
Researchers developed potassium-ion batteries using NiCo2Se4 nanotubes, improving electrochemical reactivity and energy storage. The unique structure of the nanotubes enhances the transfer and storage of potassium ions, outperforming other electrodes in terms of cyclic stability and rate capability.
A research team has synthesized a new copper-incorporated polyoxometalate-based metal-organic complex, CuW-EDDP, which shows excellent catalytic performance and good reusability in the selective oxidation of various sulfides. The team's findings may provide guidance for developing new polyoxometalate-based metal-organic complexes with ...
A comprehensive review of polyoxometalate (POM)-based nanohybrids charts their potential in improving sustainability across various industries. The nanohybrids have unique catalytic properties, enhancing photoelectrochemical reactions and promising applications in clean energy conversion, sensors, and electronics.
Researchers have developed a self-supported electrode that enhances electrochemical activity and reaction surface area to improve hydrogen gas production efficiency via electrolysis. The new material, composed of tungsten disulfide and reduced graphene oxide, outperforms platinum benchmark in acidic and basic conditions.
A team has developed a comprehensive platform called HydroBIM for digital design, intelligent construction, and smart operation of hydropower engineering projects. The platform improves efficiency by 1.5 to 2 times compared to conventional methods, enhancing cooperation, work efficiency, and information integration.
Researchers at Hong Kong Polytechnic University have found that a 'weaker' solvation structure in electrolytes can improve the performance of lithium batteries. This could lead to more robust and efficient batteries with better properties such as low-temperature, fast-charging, safety, and cycling.
Researchers have developed a composite solid electrolyte membrane that increases the ion conductivity of solid-state electrolytes, enabling safer and more efficient lithium-ion batteries. The addition of polyoxometalates and an ionic liquid enhances lithium ion movement, achieving three times higher conductivity than membranes prepared...
A research team reviewed the most recent advancements in zeolite-assisted syngas conversion, finding that zeolites effectively optimizes reaction pathways. They achieved improved selectivity for gasoline, jet fuel, and diesel, as well as numerous aromatic products.
The study reveals that different thiol ligands create unique higher-order superlattice structures in gold-silver nanoclusters. The researchers found that the thiol ligand affects not only the outer structure but also the core packing of the nanocluster, leading to changes in optical properties.
A team of chemical engineers successfully modified the acidity of a zeolite catalyst to improve paraxylene yield from methanol. The iron-based redox switch demonstrated stability through 16 regeneration cycles, resulting in a three- to six-fold increase in reaction yield.
A research team reviews recent progress in methane conversion using photocatalysis, outlining advances and challenges. Photocatalysts offer a promising alternative to traditional methods, producing high-value fuels and chemicals with low carbon emissions.
Researchers find that gold nanoclusters can efficiently catalyze the hydrogen evolution reaction, producing hydrogen through water electrolysis. The precise structure of gold nanoclusters enables uniform size, composition, and chemical environment, promoting efficient electrochemical reactions.
A research team from the Chinese Academy of Sciences explores how plants regulate motion speed and proposes potential strategies for biomimetic actuators. They draw inspiration from plant tissues with unique structures and compositions to develop artificial actuators responsive to humidity, solvents, heat, light, and electricity.
The team synthesized a 2D copper-based complex and expanded it into a 3D structure to explore its applications in environmental monitoring. They discovered that the 3D complex can be used as a fluorescence sensor to detect nickel cations, chromium, and nitrite, and an electrochemical sensor to detect nitrite.
Researchers found a positive correlation between lane changing frequency and congestion extent in Australia's M1 motorway. Lane changes can interrupt traffic flow, contributing to speed degradation during peak periods.
The study introduces a novel approach to boost cycling stability and optical modulation of typical electrochromic materials by introducing a nanostructured SnO2 nanosheet scaffold. This leads to improved color changes, optical modulation, and cycling stability in composite films.
Researchers developed a model that uses long-term and short-term sessions to create an intuitive predictive model, outperforming conventional methods. The model also automatically detects evolving interests and creates new groups as needed.
Researchers propose a human-AI collaboration strategy to overcome challenges in source search tasks, such as locating fire origins or toxic gas sources. The approach leverages human expertise to enhance algorithm performance, reducing cognitive workload and improving problem-solving outcomes.
A new catalyst, NiFeMo-P-C, significantly decreases the amount of electricity required to generate hydrogen and oxygen from water. The catalyst's low overpotentials enable efficient electrolysis with a cell voltage of only 1.50 V.
Researchers found that adding OEG-based side chains to polymer donors enhances the hydrophilicity of the material, improving interactions between the donor and small molecule acceptors. This leads to improved power conversion efficiency and device stability in non-halogenated processing solvents.
Metal organic frameworks (MOFs) are being explored as a game-changer for efficient photocatalytic water splitting, which is crucial for clean hydrogen production. With their unique structural properties and high surface area, MOFs can enhance the efficiency of this process by absorbing sunlight and providing more active sites for chemi...
A new series of research papers addresses safety concerns in the Internet of Things, including data analysis and protection. The collection proposes solutions to challenges such as retrieving video data with textual queries and regulating media data dissemination.
The study uses an improved artificial bee colony algorithm to minimize potential issues with ETRVs, such as excessive energy consumption and operational safety concerns. The algorithm successfully finds the most competitive solution on all instances, achieving significant improvement over other comparative algorithms.
Researchers developed a pair of modules to enhance polyp segmentation in colonoscopy images, overcoming challenges of image noise and camouflage. The new approach achieved significant improvements in accuracy, with a 2.6% increase in performance and an additional 1.8% gain from a camouflage detection module.
A Chinese research team has developed a power generator that collects and produces continuous electrical signals from natural atmospheric humidity. The device uses nano-sized polyoxometalates, which are environmentally friendly and have high stability in various environments.
Researchers created nanoneedle structures on a nickel-cobalt phosphide catalyst, improving its performance and efficiency in producing hydrogen. The unique microstructure enhances electron transfer and releases hydrogen bubbles, making it suitable for large-scale hydrogen production.
Increasing SWCNT diameter improves responsivity, detectivity and response time of heterojunction films. Larger-diameter SWCNTs enhance film performance by increasing built-in electric fields and separating hole carriers from photogenerated excitons.
The electrocaloric effect (ECE) offers a cleaner and high-efficiency way of cooling without greenhouse gas emissions. By leveraging ferroelectric materials, researchers can achieve low electric fields and scalable compressor-free systems.
A new design for bridge array generators reduces unintended coupling capacitance between connected panels, allowing for higher peak power output of up to 200 watts per square meter. This breakthrough enables large-area raindrop energy harvesting with improved performance and reduced power loss.
A team of researchers has developed a scalable and efficient method to fabricate chitin hydrogels, which show promise for biomedical applications due to their biocompatibility and biodegradability. The fabricated chitin hydrogels possess excellent mechanical properties, high water content, and antifouling performance.
A research team applied a variable reduction strategy to an emergency material scheduling problem, simplifying the model and reducing complexity. The approach improved optimization efficiency and yielded higher-quality solutions, offering insights into effective solution methods for large-scale problems.
Food Science of Animal Products, a new journal published by Tsinghua University Press on SciOpen, offers authoritative platform for animal-origin foods research. The journal features innovative technological breakthroughs and provides an outlet for scholars to publish scientific theories.
Researchers at Tsinghua University Press have synthesized a new silver-molybdate nanocluster with the help of thiolate and phosphine ligands to increase stability and uniformity. The use of protective ligands opens the door to isolating novel structures with diverse properties.
Researchers have summarized advances in eco-friendly gas insulating medium for next-generation SF6-free equipment, highlighting various categories and molecular design methods. The latest applications of eco-friendly gases in medium-voltage and high-voltage scenarios are also discussed.
Defects in atomic structure enable better oxygen evolution reaction performance, producing clean-burning hydrogen gas with less electricity. The researchers developed electrocatalysts with both amorphous and crystalline architectures that contain defects, leading to superior reaction activity.
Researchers have created a wearable textile that can convert body movement into usable electricity and store it for future use. The fabric has high energy density and lengthy stability over charge and discharge cycles, making it promising for delivering wearable energy generation and storage.
A new modeling approach using deep neural networks improves channel estimation performance and increases the precision of underwater transmissions. The model facilitates the detection of sparse interference and enhances the denoising of ocean transmissions.
Researchers at Tsinghua University Press designed a new triboelectric nanogenerator (TENG) fabrication method to increase the charge density of mosquitoes and reduce wasted energy. The high-performance rotary TENG device demonstrated an output voltage of 6 kV, making it effective in killing mosquitoes and destroying bacteria.
A new algorithm was developed to help guide unmanned aerial vehicles (UAVs) in dense city environments by finding near-optimal positions for the UAVs with guaranteed line-of-sight links. The algorithm achieved over 95% of the performance of exhaustive 3D search schemes, making it a potentially viable option for this technology.
Researchers at Tsinghua University reveal fundamental issues with RIS technology, including its potential for noise introduction, power consumption, and limited gain in strong direct links. Active RISs are proposed as a solution to overcome these challenges, offering amplified reflected signals and substantial capacity gain.