Catalyst Current Events

Catalyst Current Events, Catalyst News Articles.
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Clay for cleaner production of solvent
Dutch researcher Ferry Winter has developed a heterogeneous catalyst for the production of the industrially important solvent methyl isobutyl ketone. With the new catalyst the production process is more environmentally-friendly. The catalyst consists of hydrotalcite, a naturally-occurring clay. (2006-02-15)

'Operando' methods for understanding catalysis in hydrogen storage
As researchers at Pacifi c Northwest National Laboratory investigated the hydrogen storage capabilities of amine borane compounds, they knew that a rhodium catalyst readily releases hydrogen from the compound at room temperature. But they weren't sure how it worked. Aside from the scientific quest for knowledge, understanding the mechanism at work with rhodium may help with the development of a more cost-effective catalyst to enable hydrogen storage. (2005-08-29)

Self-healing catalyst films for hydrogen production
Chemists at the Centre for Electrochemical Sciences at Ruhr-Universität Bochum have developed a catalyst with self-healing properties. Under the challenging conditions of water electrolysis for hydrogen production, the catalyst material regenerates itself, as long as the components required for this are present in the electrolyte solution. (2017-05-26)

Catalyst discovery has potential to revolutionize chemical industry
University of Alberta Chemistry researchers have discovered a remarkably active catalyst that has the potential to revolutionize the chemical industry. (2011-09-26)

Better bubbling slurry
Dutch-sponsored researcher Keshav Ruthiya has made considerable improvements to a so-called slurry bubble column. The chemical industry uses these bubble columns for reactions between gases and liquids, for example, for organic wastewater purification or the synthesis of hydrocarbons. Various companies are interested in using Ruthiya's results in commercial reactors. (2005-04-14)

Chemical industry helped by small invisible tube
Chemists at Utrecht University have developed a catalyst for fine chemistry. Tiny tubes of graphite are the carrier for this catalyst. PhD student Tijmen Ros successfully tested the catalyst with a standard reaction. Fellow researchers are now making the catalyst suitable for the production of cinnamon alcohol, an aromatic substance and flavouring. (2002-01-24)

Researchers create 'force field' for super materials
Researchers have developed a revolutionary method to intricately grow and protect some of the world's most exciting nanomaterials -- graphene and carbon nanotubes (CNT). (2019-05-09)

Nanoscale model catalyst paves way toward atomic-level understanding
In an attempt to understand why ruthenium sulfide (RuS2) is so good at removing sulfur impurities from fuels, scientists at the U.S. Department of Energy's Brookhaven National Laboratory have succeeded in making a model of this catalyst -- nanoparticles supported on an inert surface -- which can be studied under laboratory conditions. (2003-09-08)

Safe and inexpensive hydrogen production as a future energy source
Hydrogen represents an attractive alternative energy source to fossil fuels but hydrogen technology is currently limited by safety issues. A team at Osaka University has achieved hydrogen production from organosilane hydrogen storage materials, which are cheap, non-toxic and stable, using gold nanoparticles supported on hydroxyapatite as a recyclable catalyst. Using this system with on/off switching functionality, hydrogen is produced efficiently at room temperature in air without needing additional energy input. (2016-12-20)

Southampton chemists create switchable gold catalyst
A gold catalyst whose behavior can be controlled by the addition of acid or metal ion cofactors has been designed by chemists from the University of Southampton. (2015-09-23)

Multifunctional catalyst for poison-resistant hydrogen fuel cells
A Kyushu University-led collaboration developed a catalyst that can oxidize both hydrogen and carbon monoxide in fuel cells. As a result, their catalyst is resistant to poisoning by the contaminant carbon monoxide in commercial hydrogen gas, which is a common limitation of current fuel cell catalysts. The action of the multifunctional catalyst resembled that of two enzymes: a hydrogenase and carbon monoxide dehydrogenase. This catalyst is promising for use in high-performance hydrogen fuel cells. (2017-06-22)

Reverse reactions helps isolate important intermediate
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have used a new way to isolate and study an important intermediate in the epoxidation of olefins such as ethylene: They run the reaction in reverse. By starting with the final products (epoxides) and placing them on the surface of a model catalyst, the scientists are able to use surface chemistry techniques to (2003-09-08)

American Film Institute announces screenwriting workshop
The American Film Institute (AFI) is accepting applications from scientists and engineers to participate in a workshop on writing for movies and television. (2006-06-19)

Dicationic ionic liquid & its application in the synthesis of xanthenediones
An efficient solvent-free method for the synthesis of xanthenediones has been developed in the presence of [(EtNH2)2SO][HSO4]2 as a powerful catalyst with high to excellent yields, and short reaction times. Additionally, recycling studies have demonstrated that the dicationic ionic liquid can be readily recovered and reused at least four times without significant loss of its catalytic activity. (2018-12-18)

Copper will replace toxic palladium and expensive platinum in the synthesis of medications
Chemists of Ural Federal University with colleagues from India proved the effectiveness of copper nanoparticles as a catalyst on the example of analysis of 48 organic synthesis reactions. One of the advantages of the catalyst is its insolubility in traditional organic solvents. This makes copper nanoparticles a valuable alternative to heavy metal catalysts, for example palladium, which is currently used for the synthesis of many pharmaceuticals and is toxic for cells. (2017-12-05)

American Film Institute announces screenwriting workshop for scientists and engineers
The American Film Institute is accepting applications from scientists and engineers to participate in a workshop to learn about writing for movies. (2005-05-06)

Sustainable amine production through hydrogenation of amides under mild conditions
Osaka University group demonstrates a catalyst that effectively converts amides to amines at low temperature under low hydrogen pressure. (2017-07-09)

Catalyst deposition on fragile chips
Researchers at the Ruhr-Universität Bochum (RUB) and the University of Duisburg-Essen have developed a new method of depositing catalyst particles to tiny electrodes. It is inexpensive, simple and quick to perform. In order to characterize catalysts and test their potential for various applications, researchers have to fix the particles to electrodes so that they can then be examined, for example, with transmission electron microscopy. (2020-02-14)

Environmentally safer catalyst proves more active in hydrogen production
Ohio State University engineers have developed a chemical catalyst that increases hydrogen production without using a toxic metal common to other catalysts. Though the new catalyst is still in the early stages of testing, it could represent an important step toward using the nation's coal supply to power alternative fuel vehicles and equipment. (2005-03-16)

Fixation of powder catalysts on electrodes
Chemists at Ruhr-Universität Bochum have developed a new method to tightly fix catalyst powders on electrode surfaces. Currently, the high physical stress induced on catalyst films by gas evolving reactions hampers the application of powder based catalysts. The developed technique is potentially interesting for hydrogen production by water electrolysis. A team from the Center for Electrochemical Sciences reports on this in the international edition of Angewandte Chemie. (2017-06-30)

Stereochemistry: Self-amplifying selectivity
Ludwig-Maximilians-Universitaet (LMU) in Munich chemist Oliver Trapp has designed and synthesized a catalyst which flexibly molds the handedness of the reaction products with which it interacts. (2016-12-05)

Scientists develop efficient multifunctional catalyst for CO2 hydrogenation to gasoline
Scientists succeeded in preparing a high efficient, stable, and multifunctional Na¨CFe3O4/HZSM-5 catalyst for the direct production of gasoline from CO2 hydrogenation. This catalyst exhibited 78% selectivity to C5¨CC11 as well as low CH4 and CO selectivity under industrial relevant conditions. And gasoline fractions are mainly isoparaffins and aromatics thus favoring the octane number. (2017-05-02)

New catalyst could improve production of glass alternatives
University of Oregon chemists have identified a catalyst that could dramatically reduce the amount of waste made in the production of methyl methacrylate, a monomer used in the large-scale manufacturing of lightweight, shatter-resistant alternatives to glass such as Plexiglas. (2012-08-21)

Fair trade
A team headed by Bert M. Weckhuysen at the University of Utrecht (Netherlands) has now found an interesting new approach that may lead to effective recycling of CCl4, an unwanted byproduct of chlorinated hydrocarbon production. (2008-06-16)

New catalyst removes harmful perchlorate from groundwater
Scientists at the University of Illinois at Urbana-Champaign have developed a new chemical catalyst that uses hydrogen gas to efficiently remove and destroy harmful perchlorate in contaminated groundwater. (2006-09-11)

Russian scientists found an effective way to obtain fuel for hydrogen engines
A catalyst is needed for a chemical process that releases hydrogen from an H2O molecule. It can be made, for example, from platinum, or from molybdenum. But these are quite expensive materials. Therefore, the output energy is expensive too. (2020-02-20)

A novel catalyst design opens possibility to hydrogen vehicle
A recent research, affiliated with Ulsan National Institute of Science and Technology has developed 'Silica-Protective-Layer' strategy for high performance hydrogen fuel cell catalyst. (2016-11-18)

New catalyst efficiently turns carbon dioxide into useful fuels and chemicals
By efficiently converting CO2 into complex hydrocarbon products, a new catalyst developed by a team of Brown researchers could potentially aid in large-scale efforts to recycle excess carbon dioxide. (2020-08-13)

UWM researchers' work in catalysis could aid drug development
Products like pharmaceuticals have to be synthesized to have molecules of only one 'handedness' to match the structure of biomolecules in human proteins. Catalysts currently used to accomplish this are problematic. New research from the University of Wisconsin-Milwaukee is helping to bring the goal of a solid 'chiral' catalyst that can easily be separated from its products closer to reality. (2016-08-04)

Reusable ruthenium-based catalyst could be a game-changer for the biomass industry
Researchers at Tokyo Institute of Technology have developed a highly efficient reusable catalyst for the production of primary amines. By cutting the amount of undesired by-products, the catalyst is set to revolutionize the production of bio-based fuels, pharmaceuticals, agricultural chemicals and more. (2017-09-01)

Ultrastable, selective catalyst for propane dehydrogenation developed
A group of Japanese scientists has developed an ultrastable, selective catalyst to dehydrogenate propane - an essential process to produce the key petrochemical substance of propylene - without deactivation, even at temperatures of more than 600°C. (2020-06-05)

New catalyst paves way for bio-based plastics, chemicals
Washington State University researchers have developed a catalyst that easily converts bio-based ethanol to a widely used industrial chemical, paving the way for more environmentally friendly, bio-based plastics and products. (2015-12-11)

Methanol synthesis: Insights into the structure of an enigmatic catalyst
To render the production process more efficient, it would be helpful to know more about the copper/zinc oxide/aluminium oxide catalyst deployed in methanol production. To date, however, it hasn't been possible to analyse the structure of its surface under reaction conditions. A team from Ruhr-Universität Bochum and the Max Planck Institute for Chemical Energy Conversion has now succeeded in gaining insights into the structure of its active site. (2020-08-04)

Manganese single-atom catalyst boosts performance of electrochemical CO2 Reduction
A research team led by Prof. ZHANG Suojiang from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences prepared a manganese (Mn) single-atom catalyst (SAC) with Mn-N3 site supported by graphitic C3N4, which exhibited efficient performance of CO2 electroreduction. (2020-08-31)

Scientists develop diesel that emits far less CO2
Researchers from KU Leuven and Utrecht University have discovered a new approach to the production of fuels. Their new method can be used to produce much cleaner diesel. It can quickly be scaled up for industrial use. In five to 10 years, we may see the first cars driven by this new clean diesel. (2015-12-10)

Molecular fuel cell catalysts hold promise for efficient energy storage
In the quest for better, less expensive ways to store and use energy, platinum and other precious metals play an important role. They serve as catalysts to propel the most efficient fuel cells, but they are costly and rare. Now, a metal-free alternative catalyst for fuel cells may be at hand. (2015-07-15)

Riverside, Calif., chemist wins national award for petroleum research
Chemist Francisco Zaera of Riverside, Calif., will be honored April 3 for his insights into understanding how catalysts work in the oil industry. He will receive the George A. Olah Award in Hydrocarbon or Petroleum Chemistry from the American Chemical Society at its 221st national meeting in San Diego. (2001-04-03)

Nanomicrocell catalysts: A new kind of highly efficient integrated catalyst system
A recent work showed a new kind of integrated catalyst system, denoted as nanomicrocell catalysts, consisting of different redox-active sites with different catalytic properties immobilized on nanosized conductive matrices, which could significantly improve catalytic efficiency by forming nanosized fuel cells. This proof-of-concept catalyst system opened a new window for development of highly efficient catalysts by markedly reducing energy barriers of chemical reactions (Science Bulletin 2019, 64(6): 385-390). (2019-04-27)

Visualizing chemical reactions, e.g. from H2 and CO2 to synthetic natural gas
Scientists at EPFL have designed a reactor that can use IR thermography to visualize dynamic surface reactions and correlate it with other rapid gas analysis methods to obtain a holistic understanding of the reaction in rapidly changing conditions. (2020-01-10)

Novel fuel cell catalyst lowers need for precious metal
A test performed in Copenhagen proves that a new catalyst might show the way to cheap and easy fuel cells. (2010-11-23)

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