Articles tagged with Chemical Reactors
A University of Virginia researcher is developing an alternative method to remove nitrate from wastewater by converting it into valuable chemical products. The project uses electrocatalysis and modulation excitation spectroscopy to optimize the conversion process, aiming to reduce energy consumption and environmental impact.
Recent advances in tubular solid oxide fuel cells provide a comprehensive overview of innovative geometric designs and real-world applications. These cells offer a promising technology for addressing global energy challenges with higher energy conversion efficiency and fuel flexibility.
Researchers at the University of Rochester have developed a new way to harness the properties of tungsten carbide as a catalyst for producing valuable chemicals and fuels. The method, which involves carefully manipulating tungsten carbide particles at the nanoscale level, has shown promising results in reducing costs and increasing eff...
Researchers at Vienna University of Technology have developed a novel, non-toxic method to recycle mixed-fiber textiles, utilizing a deep eutectic solvent to separate and recover cotton and polyester components. The process achieves near-complete recycling with minimal damage to materials.
Researchers developed a scalable method for creating complex ceramic structures using binder jet additive manufacturing and advanced post-processing techniques. This innovation enables the production of high-quality, leak-proof components for critical applications like pharmaceutical or chemical processing.
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 at University at Buffalo have developed a plasma-electrochemical reactor that produces ammonia from nitrogen in the air and water, with no carbon footprint. The process uses renewable electricity and can be scaled up to meet industrial demands.
The Rice-led MURI project aims to develop innovative single-atom reactor systems and analyze various chemical processes of strategic importance to the DOD. The researchers, led by Naomi Halas, seek to improve energy efficiency and reduce protocol intensity in chemical reactions.
Researchers at Stanford University have designed an electrified thermochemical reactor capable of generating immense heat using electricity, replacing fossil fuels in industrial processes. The design is smaller, cheaper, and more efficient than existing technology.
A Rice-built reactor system can convert nitrates into green ammonia and purified water, decarbonizing ammonia production and treating nitrate-contaminated water. The innovative three-chamber system uses recyclable ions to improve reaction efficiency and eliminates the need for high concentrations of supporting electrolytes.
Lehigh University researchers developed a novel spectroscopy technique called modulation excitation spectroscopy (MES) to study selective catalytic reduction (SCR) of nitrogen oxides. The results, published in Nature Communications, reveal the correct reaction pathway and have significant implications for optimizing catalytic converters.
A European research team conducted experiments in weightlessness to isolate the classic diffusion phenomenon, closing the gap with experimental validation. The study used a sounding rocket to create a state of almost complete weightlessness, allowing researchers to run their experiments automatically.
A new chemical reactor designed by University of Michigan engineers can produce propylene from natural gas, a workhorse chemical used for plastics, adhesives, and household cleaners. The technology could save plants up to $23.5 million annually and reduce operational costs by burning hydrogen produced in reaction.
Researchers at WVU have developed a microwave technology that can significantly reduce industry's energy consumption and carbon emissions. The technology, which uses microwaves to carry out chemical reactions, has the potential to produce ethylene and ammonia in a single reactor, leading to increased efficiency and lower emissions.
Researchers at Chalmers University of Technology have developed a new method for recycling metals from spent electric car batteries using oxalic acid. The method allows for the recovery of 100% of aluminum and 98% of lithium, minimizing waste and utilizing an environmentally friendly ingredient.
A UNIGE team has developed an electrical device that can activate and accelerate chemical reactions using a simple electric field. The device, called an electrochemical microfluidic reactor, enables chemists to control chemical reactions with ease, reducing the need for complex strategies and resources.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
Researchers at Pohang University of Science & Technology (POSTECH) developed a technology for high-performance organic polymer semiconductors that exhibit both stretchability and electrical functionality. The molecular brake prevents slipping under stretching conditions, preserving up to 96% of electrical performance.
Scientists at TU Wien use microscopy techniques to observe chemical reactions on catalysts, revealing a wealth of detail that challenges previous understanding. The study shows that even simple catalytic systems are more complex than expected, with different scenarios prevailing on the micrometer scale.
Researchers developed a rapid mixing reaction method to synthesize trifluoromethyl intermediate from fluoroform, taking less than a second. The new technique allows for improved yield of fluoride-based compounds and introduces a robust synthesis method for fluorine-based drugs.
The oxygen-ion battery has an extremely long service life due to its ability to regenerate and store capacity that does not decrease over time. It also solves the problem of fire hazards associated with lithium-ion batteries.
Engineers at Rice University have discovered a method to make oxygen evolution catalysis in acids more economical and practical. They replaced rare and expensive iridium with ruthenium, a far more abundant precious metal, as the positive-electrode catalyst in a reactor that splits water into hydrogen and oxygen.
Researchers at the University of Washington have developed a reactor that can completely break down two of the most common forever chemicals, PFOA and PFOS. The reactor uses supercritical water to destroy these recalcitrant molecules, leaving only harmless substances such as carbon dioxide and fluoride salts.
Researchers at UC Riverside discover that adding iodide to a water treatment reactor using ultraviolet (UV) light and sulfite can destroy up to 90% of PFAS chemicals in just a few hours. This method accelerates the reaction four times, saving energy and chemicals, and enables the treatment of ten times higher concentrations of PFAS.
Rice University researchers have developed a customizing method for producing doped graphene with tailored structures and electronic states. The doping process adds elements to the 2D carbon matrix, making it suitable for use in nanodevices such as fuel cells and batteries.
Researchers at Tokyo Institute of Technology have created a hydrogen-rich lanthanum hydride that shows high hydride ion conductivity even at room temperature. The material's unique properties make it an ideal candidate for efficient chemical reactors and energy storage systems.
A research team discovered that increasing Co-doping level in perovskite oxide thin film activates lattice oxygen, improving the performance of solid oxide fuel cell (SOFC) anodes. However, exceeding 70% Co-doping degrades stability, limiting optimal performance.
Researchers at Universidad Carlos III de Madrid have designed a system that uses hydrothermal biomass carbonisation and solar power to extract more energy from biomass. The system reduces the need for drying pre-treatment, making it more sustainable and efficient.
Researchers found that borosilicate glass was crucial for synthesizing amino acids and other prebiotic organic compounds. The study suggests that the emergence of life on Earth may be more abiotic than previously thought.
The UvA scientists have developed a fully operational standalone solar-powered mini-reactor that can synthesise drugs and other chemicals in economically relevant volumes. The system is capable of stand-alone operation in remote locations, making it suitable for applications such as Mars bases.
Researchers used AI to optimize atomic layer deposition (ALD) processes autonomously, identifying optimal growth conditions for new materials. The study suggests a faster way of converging to optimum combinations without human input, potentially saving manufacturers time and money.
Researchers develop parallel optical-soliton reactors to study multi-soliton dynamics, unveiling statistical rules that resemble classic chemical kinetics. The system enables on-demand synthesis and dissociation of soliton molecules, promoting a collective-level insight into soliton dynamics.
Haotian Wang, a chemical and biomolecular engineer at Rice University, has been selected as a 2021 Alfred P. Sloan Research Fellow for his outstanding contributions to the field of electrochemistry. He will receive a two-year grant of $75,000 to advance his research on electrocatalysis and sustainable chemicals production.
A recent study published in Science of the Total Environment reveals that small amounts of plutonium were released into the environment during the 2011 Fukushima nuclear disaster. The research found that plutonium was included inside cesium-rich microparticles, which were emitted from the damaged reactors and deposited across Japan.
The Rice reactor produces valuable chemical in desired concentration and high purity, eliminating the need for hazardous transportation and purification. The low-cost carbon black catalyst enables point-of-use production of pure hydrogen peroxide solutions.
Scientists have created a revolutionary new chemical reactor that can produce pure hydrogen as a product stream. The 'hydrogen memory reactor' avoids costly separation of final products by retaining 'chemical memory' of reacting gas conditions, making the process more efficient and environmentally friendly.
Researchers introduce an electrically-driven steam methane reforming (SMR) process that maximizes methane conversion while limiting carbon byproducts. The approach could eliminate nearly 1% of global CO2 emissions if implemented globally.
Researchers at KU Leuven devised an elegant way to use sound waves to keep chemicals flowing in miniature reactors. The technology improved efficiency by forcing particles into the center of channels, mixing them, and stopping clogging.
Researchers at NYU Tandon School of Engineering have developed a machine learning system that pairs artificial neural networks with infrared imaging to control and interpret small-scale chemical reactions. This technique can reduce the decision-making process from one year to weeks, saving tons of chemical waste and energy.
Researchers at KAUST have developed a novel induction heating structure that improves the efficiency and uniformity of MOCVD reactors. This innovation enables the production of high-quality boron nitride and aluminum nitride materials, which are crucial for flexible electronics, ultraviolet optoelectronics, and power electronics.
Researchers at Washington State University developed a unique biofilm reactor that efficiently grows algae in days, not weeks. The system uses recycled gases, less water, and lower light than traditional reactors, producing algae rich in fats suitable for biodiesel production.
Researchers used microalgae to remove noxious chemicals from Chevron oil refinery wastewater, achieving 90% ammonia-nitrogen and 97% phosphorus removal. The process also produced a wealth of algae-based biomass for bioenergy and biobased chemical production.
A new process allows for the growth of highly customizable coatings of foam-like polymers from gases, enabling adjustable density and pore structure. This development has potential applications in medical, manufacturing, and high-tech research fields.
Dr. Markus Schubert from Helmholtz Association aims to investigate fluid dynamics in bubble column reactors using X-ray visualization. The goal is to optimize processes and systems for efficient conversion of desired products, saving resources and energy.
A prototype water purification reactor containing a thin film of titanium dioxide demonstrates enhanced natural disinfection properties. The device can kill pathogens up to 10 times more effectively than conventional solar disinfection methods, making it suitable for countries with sunny climates and scarce resources.
Researchers have developed a GlidArc reactor that uses electrically-charged clouds of gas to produce super-clean fuels from waste materials. The process can be done at a low cost and using common materials, making it an attractive alternative for producing biofuels.
The revolutionary Space-DRUMS system, installed on the International Space Station, uses acoustic levitation to position chemicals in zero-gravity without a container. This technology enables the production of ultra-pure materials, such as temperature-resistant ceramics used in plane and engine coatings.
Researchers are developing smart nanostructures that can regulate reactions, momentum, and heat transfer in chemical reactors. These responsive systems could make measurement systems redundant and eliminate the risk of runaway reactions.
The American Institute of Chemical Engineers will dedicate two sessions at its annual meeting on November 13, 2006, to honor WPI professor Yi Hua Ma's pioneering work on inorganic membranes and membrane reactors. Ma's research has led to over 100 scholarly publications and four patents.
University of Pittsburgh professor Goetz Veser has created a safer alternative to traditional reactors by designing microreactors that can handle explosive reactions without explosions. These reactors use platinum catalysts and silicon chips with tiny channels to control the reaction and minimize pollutants like nitrogen oxides.
Scientists use ECVT to visualize the density of materials inside reactors, enabling real-time management. This technology can help develop more efficient processes for converting coal to liquid fuels and chemicals.
Prof. Jaap Schouten has been recognized for his innovative approach to chemical reactor engineering, collaborating with leading companies like Shell and Toyota to develop more efficient diesel engines. His extensive research record, including over 200 publications and 30 Ph.D. students supervised, solidifies his position as a prominent...
Dan Luss' research focuses on developing operation and control policies for chemical reactors, increasing efficiency, and producing advanced ceramics. He aims to prevent runaway reactions and explosions by understanding initial conditions and developing start-up procedures.
The study found that improving catalyst particle surface characteristics increases reaction rate efficiency and reduces expensive catalyst needed. Catalyst particles adhere better to gas bubbles with these modifications, resulting in increased efficiency.