Articles tagged with Electrolysis
Researchers in the EU project SUPREME are working on a PFAS-free electrolysis technology that can produce green hydrogen more sustainably and efficiently. The team is developing alternative materials to replace iridium, aiming to reduce its use by up to 75% and recycle 90% of it.
Researchers have developed pulsed dynamic electrolysis to optimize mass transfer, microenvironment regulation, and hydrogen production. PDE achieves significant energy consumption reductions of 20%–35% compared to conventional methods.
Researchers at JGU developed a novel three-component catalyst for pulsed electrolysis, achieving more than 50% higher ammonia yields. Additionally, they simultaneously produce formic acid as an additional product, reducing waste and increasing efficiency.
Researchers at Duke University and the University of Pennsylvania observed iridium oxide nanocrystals restructure and dissolve atom by atom during electrolysis. The findings provide critical insight into why current catalysts fail and how future materials might last longer, paving the way for sustainable energy solutions.
The new process generates formate and hydrogen from glycerol through electrolysis, producing only CO2-neutral formates when powered by green electricity. The method uses an innovative copper-palladium catalyst, which could contribute to the electrification of the chemical industry.
Researchers at YOKOHAMA National University have designed a new class of mediators that more actively control electrocatalysis reactions, promoting efficient C-N bond formation. The mediators utilize redox-triggered halogen bonding to dynamically capture and organize substrates, leading to improved reaction efficiency and selectivity.
Researchers discovered that electrowetting increases active surface area and restructuring the electric double layer, leading to enhanced charge storage. Mesopores combined with multivalent ions support stronger ion packing and dual-ion adsorption, delivering higher capacitance.
Researchers have discovered key design principles for ozone-generating catalysts, which can replace hazardous and carcinogenic chlorine in water treatment. This breakthrough could revolutionize water sanitation practices by providing a safer and more sustainable alternative.
Scientists developed a new type of AEM composite membrane that achieves over 2,400 hours of stable operation through membrane-electrode interface engineering. The optimized structure enhances OH- transport and current density, demonstrating strong potential for industrial application.
Researchers have discovered a novel approach to converting waste carbon into useful products using porous separators called diaphragms. These diaphragms can withstand the harsh conditions of the process and maintain efficiency over an extended period, making them a viable alternative to existing membranes.
Researchers have made significant progress in pulsed electrolysis, a method that uses excess nitrogen from air and water to produce valuable compounds like ammonia and urea. This energy-efficient process has the potential to reduce greenhouse gas emissions and promote sustainable agriculture.
Researchers from Chiba University have discovered a way to reduce platinum requirements in water electrolysis by adding purine bases, increasing hydrogen evolution reaction activity by 4.2 times. This development could make hydrogen production far more affordable and lead to cost reductions and improved energy conversion efficiency.
A recent study presents a breakthrough in mitigating corrosion challenges in seawater electrolysis by coating iron–nickel sulfide electrodes with europium oxide. The rare-earth compound creates a microenvironment rich in hydroxide ions, discouraging chloride ion adsorption and oxidation.
Researchers develop record-breaking bifunctional catalyst reducing precious-metal use while maintaining multi-year durability in real PEMWE cells. The breakthrough enables grid-scale green hydrogen production at affordable costs.
Researchers at DTU Energy and DTU Construct developed a new fuel cell design using 3D printing and gyroid geometry for improved surface area and weight. The Monolithic Gyroidal Solid Oxide Cell delivers over one watt per gram, making it suitable for aerospace applications.
Researchers have developed a triple-layer Ti-PTL with ultra-high porosity to boost oxygen transport and catalyst utilization in water electrolysis. The innovative design enables high performance and low-cost production, paving the way for widespread adoption of green-hydrogen plants.
Researchers successfully etched hafnium oxide films at atomic-level precision and smoothness without halogen gases. The new method uses nitrogen and oxygen plasmas to form volatile byproducts, resulting in reduced surface roughness and improved device performance.
Researchers developed Pr0.5Ae0.5FeO3−δ perovskites to investigate the impact of electronic structure tuning on high-temperature OER performance. Alkaline earth metal doping enhanced Fe3d-O2p hybridization, lowered charge-transfer energy, and promoted oxygen ions migration.
A team of researchers has discovered a novel oxide material that can produce high-efficiency clean hydrogen using only heat. The discovery was made possible by a new computational screening method and has the potential to transform industries such as methane reforming and battery recycling.
Researchers analyzed high-temperature solid oxide electrolysis cells (SOECs) mechanisms, categorizing oxygen ion-conducting (O-SOECs) and proton-conducting (H-SOECs), which facilitate CO2 conversion pathways. The study identifies key manufacturers and discusses challenges for large-scale applications.
Researchers have developed machine learning tailored anodes that accelerate green-hydrogen production by overcoming noble-metal dependence and enabling more-than-Moore energy systems. The optimized anode materials exhibit improved proton-hopping barriers, OER over-potential, and thermal compatibility.
Researchers developed a new method to activate water-splitting catalysts at an oven temperature of just 300 °C, boosting oxygen evolution efficiency by nearly sixfold. This breakthrough enables large-scale energy storage and conversion using solar and wind power.
A new copper-based catalyst with added cobalt dopants significantly reduces energy consumption in converting CO₂ to ethylene. The process delivers high ethylene output with over 25% energy efficiency and remains stable over long periods.
A team at Yokohama National University has developed an electrochemical method for highly selective single-carbon insertion into polysubstituted pyrroles, enabling the creation of structurally diverse pyridine derivatives. This approach has significant implications for synthetic organic chemistry and pharmaceutical synthesis.
Researchers at Pohang University of Science & Technology have developed a novel iron-based catalyst that more than doubles the conversion efficiency of thermochemical green hydrogen production. The new catalyst, iron-poor nickel ferrite (Fe-poor NiFe2O4), enables significantly greater oxygen capacity even at lower temperatures.
Researchers from Delft University of Technology have developed a new 3D electrode design for the Battolyser, enabling it to store twice the amount of electricity and charge four times faster. This innovative design reduces space and costs while producing green hydrogen comparable to existing electrolysers.
Researchers at Yokohama National University have developed an efficient way to hydrogenate nitrogen-containing aromatic compounds, reducing the industry's environmental footprint. The new method uses water and renewable electricity as energy sources, achieving high efficiency and scalability.
Researchers from Ruhr University Bochum elucidate the mechanism of hydrogen peroxide formation in water electrolysis by adding carbonates. The presence of hydrogen carbonate in the electrode vicinity facilitates the production of hydrogen peroxide, reducing unwanted oxygen formation.
A research team at Ruhr University Bochum has developed a catalyst that can convert ammonia into hydrogen and nitrite, producing both a clean energy carrier and a fertilizer precursor simultaneously. The process doubles the hydrogen yield while minimizing nitrogen production.
Researchers have developed a two-step process to convert carbon dioxide into acetate and ethylene, which can be used in food production and plastics. The tandem CO2 electrolysis produces high concentration and purity, addressing engineering challenges and making the system resilient against industrial impurities.
Researchers at RIKEN have developed a new catalyst that reduces the amount of iridium required for hydrogen production, achieving 82% efficiency and sustaining production for over 4 months. The breakthrough could revolutionize ecologically friendly hydrogen production and pave the way for a carbon-neutral energy economy.
Researchers at Pitt and Drexel have discovered that electrocatalysts can promote chemical reactions that generate ozone in water through corrosion and solution phase reactions. This breakthrough could lead to the development of more efficient and sustainable electrochemical ozone production technologies.
Researchers at RIKEN have improved the stability of a green hydrogen production process by using a custom-made catalyst, increasing its lifetime by almost 4,000 times. The breakthrough uses earth-abundant materials, making it more sustainable and potentially cost-effective for widespread industrial use.
A new strategy for direct electrolysis of dilute CO2 has been proposed, using a molecular enhancement method to improve performance. The approach involves modifying CoPc electrodes with poly(4-vinylpyridine) to create a reaction microenvironment that effectively captures and converts CO2 from flue gas.
Researchers developed a multi-elemental alloy electrode composed of nine non-noble metals that performed sustainably over a decade when powered by solar energy. This innovation enables direct seawater electrolysis without using fresh water, promoting hydrogen production in regions with abundant renewable energy.
Researchers have made significant progress in developing CO2 conversion technology, addressing challenges such as low conversion rates and stability issues. The study highlights the importance of optimizing the technology from a comprehensive perspective, focusing on catalysts, interfaces, electrolyzers, and cell stacks.
Researchers at Tokyo Institute of Technology have discovered a new strategy to enhance the conductivity and stability of perovskite-type proton conductors, overcoming the 'Norby gap' issue. Donor doping into materials with disordered intrinsic oxygen vacancies enables high proton conduction at intermediate and low temperatures.
Researchers from Dalian Institute of Chemical Physics propose a new strategy for CO electrolysis to acetate, achieving high selectivity and efficiency. The study reveals the potential of constructing metal-organic interfaces to tailor reaction microenvironments and selectively produce acetate.
Researchers developed a graphene-based proton-exchange membrane that successfully suppresses the crossover phenomenon, allowing for high proton conductivity while blocking fuel molecule penetration. This study contributes to the development of advanced fuel cells as an alternative to hydrogen-type fuel cells.
Mainz University and Evonik researchers have created an environmentally friendly process to generate dicarboxylic acids, a crucial chemical building block for polyamides. The new technique uses only oxygen, electricity, and hydrocarbon compounds, eliminating heavy metals and strong acids, and resulting in no nitrogen oxide emissions.
Scientists proposed an adapted Mars ISRU system to produce oxygen for ascent propellants and life support. The system's performance was modeled with various control options, optimizing cell voltage and flow rate while minimizing carbon formation risks.
Researchers at the University of Colorado Boulder have developed a new way to recycle polyethylene terephthalate (PET) plastic using electricity and chemical reactions. In small-scale lab experiments, PET was broken down into its basic building blocks, which can be recovered and potentially reused to make new plastic bottles.
Researchers review molten salt CO2 electrolysis's process mechanisms, salt selection, and operating conditions to improve current efficiencies. Key challenges include system scaling up, corrosion investigation, and engineering analysis.
A new research project, LC-H2, will develop next-generation electrodes to boost energy efficiency in electrolysis. This will help reduce grey hydrogen's carbon footprint and increase the share of green hydrogen in European energy systems.
Researchers at KAIST have developed a hybrid system that combines electrochemical CO2 conversion with microbial bioconversion to produce bioplastics. The system resulted in the world's highest productivity, producing up to 83% of cell dry weight as bioplastic from CO2.
Researchers at Berkeley Lab have developed a new technique that captures real-time movies of copper nanoparticles as they convert carbon dioxide into renewable fuels and chemicals. The study reveals that metallic copper nanograins serve as active sites for CO2 reduction, paving the way for advanced solar fuel technology.
Researchers at Aarhus University are studying electro-trophic microorganisms that convert green electricity and CO2 into high-value products. The project aims to understand the underlying mechanisms of these microbes, which could lead to breakthroughs in microbiological Power-to-X and novel tools for microbial corrosion prevention.
A new research project aims to solve the physics behind excessive bubble formation in electrolysis, a bottleneck in large-scale green hydrogen production. The team will combine numerical simulations and laboratory experiments to develop reliable modelling tools.
A study reveals the mechanism behind a selective switch from ethylene to acetate production in high-rate CO2/CO electrolysis. Researchers found that *CO coverage and local pH induced this switch, with acetate formation favored at high *CO coverage and high local pH.
A new study suggests that green hydrogen will likely supply less than 1% of global energy by 2035 due to supply bottlenecks. However, historic analogues indicate that emergency-like policy measures can drive unprecedented growth rates in energy technologies.
The Electrifying Technical Organic Syntheses (ETOS) research network, coordinated by JGU, will be funded from BMBF to support the development of new techniques for organic chemical synthesis using electrolysis. The cluster aims to promote forward-looking innovations and secure technological sovereignty.
New research by UMass Amherst professor Jinglei Ping demonstrates the use of graphene for electrokinetic biosample processing and analysis, allowing for faster and more efficient detection of biomolecules. This breakthrough enables the creation of smaller lab-on-a-chip devices with improved time and size efficiencies.
Scientists have developed artificial photosynthesis to produce food in the dark, bypassing sunlight's need. This technology converts CO2, electricity, and water into acetate, a key component of vinegar, boosting food production's conversion efficiency up to 18 times.
A joint research team has developed a hybrid electro-biosystem that efficiently converts CO2 to glucose and fatty acids with high titer and yield. The system combines spatially separate CO2 electrolysis with yeast fermentation, achieving an ultrapure acetic acid solution for biological fermentation.
Scientists from the University of Cambridge have developed a method to improve the efficiency of electrolysis for converting CO2 into fuel, reducing unwanted by-products and increasing production by 18 times. The new concept relies on enzymes isolated from bacteria and fine-tunes the local environment to optimize their performance.
A new method to produce hydrogen from water has been discovered, using cobalt and manganese as catalysts. This breakthrough could lead to a cleaner and more sustainable hydrogen economy, reducing reliance on fossil fuels.
Researchers developed a new strategy to achieve efficient and stable CO2 electrolysis in solid oxide electrolysis cells. They found that redox cycle manipulations promoted the exsolution of high-density metal/perovskite interfaces, improving performance and stability.
Researchers from the University of Illinois have developed a new approach to reduce energy consumption in CO2 electrolysis by using magnetism. The study demonstrates an energy savings range of 7-64% and replaces traditional iridium catalysts with more abundant nickel-iron alternatives.
A team of researchers at Michigan State University has developed more heat resilient silver circuitry by adding an intermediate layer of porous nickel, which helps to improve adhesion to ceramic components. The technology has the potential to benefit various industries, including automotive, aerospace, and energy.
Researchers at Mainz University have developed an electrolysis process to produce dichloro and dibromo compounds from contaminated soil, reducing the need for toxic chlorine and bromine. The method is broadly applicable, easy to scale up, and can even separate chlorine atoms from banned insecticides.