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Popular Catalyst News and Current Events, Catalyst News Articles.
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Polymer researchers discover path to sustainable and biodegradable polyesters
Researchers at Virginia Tech have synthesized a biodegradable alternative to polyolefins using a new catalyst and the polyester polymer, and this breakthrough could eventually have a profound impact on sustainability efforts. (2018-06-01)

Scientists mix the unmixable to create 'shocking' nanoparticles
Making a giant leap in the 'tiny' field of nanoscience, a multi-institutional team of researchers is the first to create nanoscale particles composed of up to eight distinct elements generally known to be immiscible, or incapable of being mixed or blended together. The blending of multiple, unmixable elements into a unified, homogenous nanostructure, called a high entropy alloy nanoparticle, greatly expands the landscape of nanomaterials--and what we can do with them. (2018-03-29)

Chemists disproved the universal nature of the mercury test
The mercury test of catalysts that has been used and considered universal for 100 years, turned out to be ambiguous. This conclusion was made by a group of scientists including a RUDN chemist. The group confirmed that the test required additional control experiments to verify its results. The study might lead to the reconsideration of the existing experimental data and improving catalysis mechanisms in several chemical reactions. The article of the scientists was published in the Organometallics journal. (2018-10-24)

The 'Batman' in hydrogen fuel cells
In a study published in Nature on Jan. 31, researchers at the University of Science and Technology of China (USTC) report advances in the development of hydrogen fuel cells that could increase its application in vehicles, especially in extreme temperatures like cold winters. (2019-01-30)

Bionic leaf
Solar energy can be harnessed using electricity from photovoltaic cells to yield hydrogen that can be stored in fuel cells. But hydrogen has failed to catch on as a practical fuel for cars or for power. Converting solar energy into liquid fuel could accelerate its adoption as a power source. (2015-02-09)

Researchers convert CO to CO2 with a single metal atom
Researchers from Washington State University and Tufts University have demonstrated for the first time that a single metal atom can act as a catalyst in converting carbon monoxide into carbon dioxide, a chemical reaction that is commonly used in catalytic converters to remove harmful gases from car exhaust. The research, published today in the journal Nature Catalysis, could improve catalytic converter design and also has major implications in the field of computational catalysis. (2018-03-05)

Surrey develops new 'supercatalyst' to recycle carbon dioxide and methane
The University of Surrey has developed a new and cost-effective catalyst to recycle two of the main causes behind climate change -- carbon dioxide (CO2) and methane (CH4). (2017-11-17)

Making fuel cells for a fraction of the cost
In a paper published today in Small, researchers at the University of California, Riverside, describe the development of an inexpensive, efficient catalyst material for a type of fuel cell called a polymer electrolyte membrane fuel cell (PEMFC), which turns the chemical energy of hydrogen into electricity and is among the most promising fuel cell types to power cars and electronics. (2018-01-22)

Artificial photosynthesis steps into the light
Rice University leads a project to create an efficient, simple-to-manufacture oxygen-evolution catalyst that pairs well with semiconductors for advanced solar cells. The technique could lead to unique catalysts for other applications. (2017-03-23)

Researchers report novel hybrid catalyst to split water
Researchers from the University of Houston and the California Institute of Technology have reported an inexpensive hybrid catalyst capable of splitting water to produce hydrogen, suitable for large-scale commercialization. (2018-06-29)

Nano-spike catalysts convert carbon dioxide directly into ethanol
In a new twist to waste-to-fuel technology, scientists have developed an electrochemical process that uses tiny spikes of carbon and copper to turn carbon dioxide, a greenhouse gas, into ethanol. (2016-10-12)

Back pain is common in highly active older adults
In a Journal of the American Geriatrics Society study, many well-functioning and highly active older adults experienced back pain, which was linked with poorer perceived and observed walking endurance. (2018-02-07)

Solar-to-hydrogen conversion: Nanostructuring increases efficiency of metal-free photocatalysts by factor 11
Polymeric carbon nitrides exhibit a catalytic effect in sunlight that can be used for the production of hydrogen from solar energy. However, the efficiency of these metal-free catalysts is extremely low. A team at the Tianjin University in China, in collaboration with a group at the Helmholtz-Zentrum Berlin, has increased the catalytic efficiency of these polymeric carbon nitrides by a factor 11 through a simple process resulting in a larger surface area. The paper was published in the journal Energy & Environmental Science. (2018-02-28)

Big game hunting for a more versatile catalyst
For the first time, researchers at Harvard University and Cornell University have discovered exactly how a reactive copper-nitrene catalyst works, a finding that could revolutionize how chemical industries produce everything from pharmaceuticals to household goods. In a paper in Science, the team describes how the catalyst performs its magic and how to bottle the tool to break stubborn carbon-hydrogen bonds and make products like solvents, detergents, and dyes with less waste, energy, and cost. (2019-09-12)

Storing energy in hydrogen 20 times more effective using platinum-nickel catalyst
Catalysts accelerate chemical reactions, but the widely used metal platinum is scarce and expensive. Researchers at Eindhoven University of Technology (TU/e), together with Chinese, Singaporean and Japanese researchers, have now developed an alternative with a 20x higher activity: a catalyst with hollow nanocages of an alloy of nickel and platinum. TU/e researcher Emiel Hensen wants to use this new catalyst to develop a refrigerator-size electrolyzer of about 10 megawatts in the future. (2019-11-14)

Sustainable chemistry at the quantum level
University of Pittsburgh Associate Professor John A. Keith is using new quantum chemistry computing procedures to categorize hypothetical electrocatalysts that are ''too slow'' or ''too expensive'', far more thoroughly and quickly than was considered possible a few years ago. (2020-08-05)

A catalyst with self-defense against oxygen
Even traces of oxygen can deactivate molecular catalyst that are incorporated in fuel cells. Consequently, this drawback hampered the use of such catalyst based on abundant metals, which mimic the active center of natural biocatalyst, in technological relevant applications. Now, a team of researchers from the Ruhr-Universität Bochum (RUB), the Max-Planck-Institute for Energy Conversion in Mülheim and the from the Pacific Northwest National Laboratories in Washington, USA, was able to equip such a catalyst (2018-03-14)

New theory shows how strain makes for better catalysts
A new theory of how compression and tension can affect the reactivity of metal catalysts could be helpful in designing new and better catalysts. (2018-04-20)

A green approach to making ammonia could help feed the world
A UCF research team with collaborators at Virginia Tech have developed a new 'green' approach to making ammonia that may help make feeding the rising world population more sustainable. (2018-05-15)

Lightweight catalyst for artificial photosynthesis
Nanochemistry meets macrostructures: Chinese scientists report the synthesis of a macroscopic aerogel from carbonitride nanomaterials which is an excellent catalyst for the water-splitting reaction under visible-light irradiation. The study published in the journal Angewandte Chemie adds new opportunities to the material properties of melamine-derived carbonitrides. (2017-08-04)

Catalyst-free chemistry makes self-healing materials more practical
A new catalyst-free, self-healing material system developed by researchers at the University of Illinois offers a far less expensive and far more practical way to repair composite materials used in structural applications ranging from airplane fuselages to wind-farm propeller blades. (2007-11-27)

New method could open path to hydrogen economy
Washington State University researchers have found a way to more efficiently generate hydrogen from water - an important key to making clean energy more viable. Using inexpensive nickel and iron, the researchers developed a very simple, five-minute method to create large amounts of a high-quality catalyst required for the chemical reaction to split water. (2018-02-01)

Lignin -- A supergreen fuel for fuel cells
Researchers from the Laboratory of Organic Electronics at Linköping University have developed a fuel cell that uses lignin, a cheap by-product from paper manufacture and one of the most common biopolymers. (2018-05-14)

A more efficient way of converting ethanol to a better alternative fuel
A research team at the University of Rochester has developed a series of reactions that results in the selective conversion of ethanol to butanol, without producing unwanted byproducts. (2015-12-03)

Bringing carbon-silicon bonds to life
Following a few tweaks, heme proteins can efficiently catalyze the formation of carbon-silicon bonds, which are not found in any known biological molecules, nor capable of being created through any existing biological processes. (2016-11-24)

Nickel: A greener route to fatty acids
Chemists designed a nickel catalyst that easily transforms petroleum feedstocks into valuable compounds like fatty acids. The process is environmentally friendly: not only it works at room temperature and atmospheric pressure, but also recycles carbon dioxide, contributing to the fight against climate change. (2017-05-03)

New study seeks to guide clinical treatment for older patients with aortic stenosis
With recent advances in surgical techniques, more patients are undergoing transcatheter aortic valve replacement (TAVR) or surgical aortic valve replacement (SAVR) to treat aortic stenosis. However, this study shows that serious risks of functional decline associated with surgery in older patients may well outweigh the benefits, and in particular, may not meet an individual's goals for treatment. Although outcomes have improved over time, older patients continue to experience high rates of functional decline, particularly if they are frail before surgery. (2019-02-04)

New catalyst turns ammonia into an innovative clean fuel
Ammonia (NH3) has attracted attention in recent years as a carbon-free fuel that does not emit carbon dioxide. For use as a fuel, it should have a lower combustion temperature and produce only nitrogen (N2) and water. Now, Japanese researchers have succeeded in developing a new catalyst that burns NH3 at a low temperature and produces N2. The results are expected to contribute to climate change countermeasures and increased renewable energy use. (2018-04-27)

Scientists discover new type of self-healing material
A research group from RIKEN and Kyushu University has developed a new type of material, based on ethylene, which exhibits a number of useful properties such as self-healing and shape memory. Remarkably, some of the materials can spontaneously self-heal even in water or acidic and alkali solutions. The new material is based on ethylene, a compound that is the source of much of the plastic in use today. (2019-02-07)

Custom sequences for polymers using visible light
Researchers from Tokyo Metropolitan University used a light-sensitive iridium-palladium catalyst to make 'sequential' polymers, using visible light to change how different building blocks are combined into polymer chains. By simply switching the light on or off, they were able to realize different compositions along the polymer chain, allowing precision control over physical properties and material function. This may drastically simplify existing polymer production methods, and help overcome fundamental limits in creating new polymers. (2018-03-22)

Stanford scientists discover a novel way to make ethanol without corn or other plants
Stanford scientists have created a copper-based catalyst that produces large quantities of ethanol from carbon monoxide gas at room temperature. This promising discovery could provide an eco-friendly alternative to conventional ethanol production from corn and other crops, say the scientists. (2014-04-09)

High-performance self-assembled catalyst for SOFC
An international team of researchers , affiliated with South Korea's Ulsan National Institute of Science and Technology (UNIST) has unveiled a novel catalyst that can significantly enhance the performance of perovskite electrodes in Solid Oxide Fuel Cell. (2018-10-12)

Study: Some catalysts contribute their own oxygen for reactions
New MIT research shows that metal-oxide catalysts can sometimes release oxygen from within their structure, enhancing chemical activity. (2017-01-09)

Rice U.'s one-step catalyst turns nitrates into water and air
Engineers at Rice University's Nanotechnology Enabled Water Treatment (NEWT) Center have found a catalyst the cleans toxic nitrates from drinking water by converting them into air and water. (2018-01-04)

Clean energy from water
Fuel cells generate electrical energy through a chemical reaction of hydrogen and oxygen. To obtain clean energy, the splitting of water into its components of hydrogen and oxygen is critical. Researchers at the University of Basel study how sunlight can be used for this purpose. The scientific journal Chemical Communications published their latest results. (2016-02-08)

Production of solar fuels inches closer with discovery by Caltech scientists
Researchers in the lab of Caltech's Harry Gray have discovered how a catalyst splits water using solar power, opening the door to economically viable solar-fuel production. (2018-02-06)

Hydrogen economy with mass production of high-purity hydrogen from ammonia
The Korea Institute of Science and Technology (KIST) has made an announcement about the technology to extract high-purity hydrogen from ammonia and generate electric power in conjunction with a fuel cell developed by a team led by Young Suk Jo and Chang Won Yoon from the Center for Hydrogen and Fuel Cell Research. This confirms the possibility of using ammonia as a hydrogen carrier to transport large amounts of hydrogen over long distances. (2020-08-19)

Advantage: Water
When water comes in for a landing on the common catalyst titanium oxide, it splits into hydroxyls just under half the time. Water's oxygen and hydrogen atoms shift back and forth between existing as water or hydroxyls, and water has the slightest advantage, like the score in a highly competitive tennis game. (2017-04-13)

Simulations enable 'choose-your-own-adventure' stereochemistry
''We used our data-driven tools to derive significant insight into how the process works that allows us to design the correct additives to get the desired outcomes,'' Sigman said. The results allow chemists to control which stereochemical product comes out of the reaction, simply by selecting the right ligand. It's more than just a laboratory convenience, though. The study also reveals much more about how this important chemical process works. (2018-09-20)

Making more of methane
Looking closely at the chemical process that transforms methane into useful products could help unveil more efficient ways to use natural gas. (2020-09-02)

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