Current Palladium News and Events

Current Palladium News and Events, Palladium News Articles.
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Hydrogen peroxide, universal oxidizing agent, high-efficiency production by simple process
The Korea Institute of Science and Technology(KIST) announced that a joint research team developed a platinum-gold alloy catalyst for hydrogen peroxide production based on a computer simulation. Hydrogen peroxide selectivity can be increased to 95% by using this catalyst, compared with only 30-40% for a palladium catalyst, which indicates that mostly hydrogen peroxide on the developed Pt-Au catalyst can be produced with a small amount of water. (2021-02-16)

New synthetic route for biofuel production
A German-Chinese research team has found a new synthetic route to produce biofuel from biomass. The chemists converted the substance 5-hydroxymethylfurfural (HMF) produced from biomass into 2,5-dimethylfuran (DMF), which could be suitable as a biofuel. Compared to previous methods, they achieved a higher yield and selectivity under milder reaction conditions. (2021-02-08)

Understanding catalytic couplings: not all synergies are simple
Negishi cross-coupling reactions have been widely used to form C-C bonds since the 1970s and are often perceived as the result of two metals (i.e zinc and palladium/nickel) working in synergy. Researchers from the Martin group at ICIQ have delved into the Negishi cross-coupling of aryl esters using nickel catalysis to understand how this reaction works at the molecular level and how to improve it. The results have been published in Nature Catalysis. (2021-02-08)

Mysterious organic scum boosts chemical reaction efficiency, may reduce chemical waste
Chemical manufacturers frequently use toxic solvents such as alcohols and benzene to make products like pharmaceuticals and plastics. Researchers are examining a previously overlooked and misunderstood phenomenon in the chemical reactions used to make these products. This discovery brings a new fundamental understanding of catalytic chemistry and a steppingstone to practical applications that could someday make chemical manufacturing less wasteful and more environmentally sound. (2021-02-04)

New technique builds super-hard metals from nanoparticles
Brown University researchers have shown a way to make bulk metals by smashing tiny metal nanoparticles together, which allows for customized grain structures and improved mechanical and other properties. (2021-01-22)

Controlling chemical catalysts with sculpted light
Using state-of-the-art fabrication and imaging, researchers watched the consequences of adding sculpted light to a catalyst during a chemical transformation. This work could inform more efficient -- and potentially new -- forms of catalysis. (2021-01-15)

Scientists suggested a method to improve performance of methanol fuel cells
Fuel cells based on methanol oxidation have a huge potential in the motor and technical industries. To increase their energy performance, scientists suggest using electrodes made of thin palladium-based metallic glass films. A group of researchers from Far Eastern Federal University (FEFU), Austria, Turkey, Switzerland, and the UK has developed a new metallic glass for this application. The results were reported in the Nanoscale journal. (2020-12-22)

Simple and cost-effective extraction of rare metals from industrial waste
Researchers from Kanazawa University developed a protocol to efficiently purify palladium and silver ions from industrial waste, and convert the ions into pure metallic elements. This will help increase global stock of valuable elements that are widely needed yet in scarce supply. (2020-12-18)

Chemists from RUDN University used crab shells to improve palladium catalysts
?hemists from RUDN University synthesized soluble biopolymers based on chitin from crab shells. Together with palladium, they form effective catalysts for organic reactions, and their nanoparticles can be re-used over ten times. (2020-12-14)

Having it both ways: a combined strategy in catalyst design for Suzuki cross-couplings
cientists at Tokyo Institute of Technology (Tokyo Tech) have designed a novel catalyst for the Suzuki cross-coupling reaction, which is widely used in the synthesis of industrial and pharmaceutical organic chemicals. Their strategy of loading an intermetallic Pd compound onto a support sharing the same element yields a stable and cost-effective catalyst that outperforms commercially available alternatives. (2020-12-02)

New procedure will reduce the need for rare metals in chemical synthesis
Researchers from Kanazawa University performed an important type of tertiary alkylative cross-coupling reaction without using a rare-metal catalyst. Such efforts are needed to improve the long-term sustainability of important chemical syntheses and minimize supply chain disruptions caused by pandemics and other crises. (2020-11-27)

Palladium, meet copper: Skoltech researchers use machine learning to improve catalysts
Researchers from Skoltech and their colleagues from Germany and the US have studied the properties and behavior of a palladium-copper alloy under changing temperatures and hydrogen concentrations, with highly relevant implications of this research for catalyst design. The authors hope that their findings can open the door for designing metal alloys with better catalytic properties by taking into account dynamic changes in the composition and structure of materials at realistic operational conditions. (2020-11-17)

Well oriented
Polypropylene (PP) is one of the most widely used plastics in the world. By controlling the spatial orientation of the propylene building blocks and additional polar components, it should be possible to create a new generation of attractive, engineered, specialty plastics, with improved wettability or enhanced degradability, based on PP. In the journal Angewandte Chemie, Japanese scientists have introduced the basis for a new class of palladium catalysts for such polymerizations. (2020-10-30)

Graphdiyne based metal atomic catalyst for efficient ammonia synthesis
Researchers cleverly used the rich chemical bonds, highly conjugated large π bonds, super-large surface and pore structures of graphdiyne. The graphdiyne-based zero-valent palladium atom catalyst was efficiently and controllably designed and synthesized through a simple and efficient metal ion anchoring-electron transfer - self-reduction strategy. (2020-10-28)

RUDN University chemist created a catalyst from orange peel for organic compounds production
N-heterocycles are organic substances used in the chemical industry and medicine. To produce them, expensive catalysts made from noble metals are used. A chemist from RUDN University developed a nanocatalyst for N-heterocycles that consists of zinc oxide and niobium and can be obtained using orange peel without any additional chemical agents. The catalyst makes the reaction almost 100% effective, thus increasing the efficiency and reducing the cost of N-heterocycles production. (2020-10-23)

Palladium catalysts can do it
Palladium catalysts help synthesize key chemicals for many industries. However, direct reaction of two basic reagents, aryl halides and alkyllithium compounds, remains a challenge. Now, a team of scientists have found that a catalyst containing YPhos-type ligands can mediate this reaction even at room temperature. This discovery may contribute to the development of more sustainable processes in the chemical industry, the authors write in the journal Angewandte Chemie. (2020-10-09)

New detector breakthrough pushes boundaries of quantum computing
A new paper published in Nature shows potential for graphene bolometers to become a game-changer for quantum technology (2020-09-30)

Scientists got one step closer to solving a major problem of hydrogen energy
A team of scientists from Far Eastern Federal University (FEFU) together with their colleagues from Austria, Turkey, Slovakia, Russia (MISIS, MSU), and the UK found a way to hydrogenate thin metallic glass layers at room temperature. This technology can considerably expand the range of cheap, energy-efficient, and high-performance materials and methods that can be used in the field of hydrogen energy. An article about the study was published in the Journal of Power Sources. (2020-09-29)

A chemist from RUDN developed a green catalyst for pharmaceutical and industrial chemistry
Many production facilities (e.g. plastic manufacturers, pharma companies, and others) use nanocatalysts that contain palladium--an expensive component that is not sustainably produced. A chemist from RUDN University found a way to reduce palladium consumption and to make its manufacture more eco-friendly. He developed a catalyst based on a substance that comes from plant waste. Using his invention, manufacturers could cut palladium consumption in half. Moreover, new catalysts can be reused multiple times without any decrease in efficiency (2020-09-04)

FEFU scientists are paving way for future tiny electronics and gadgets
Scientists of the School of Natural Sciences of Far Eastern Federal University (SNS FEFU) with colleagues from Russia, South Korea, and Australia suggest the breaking new ground approach to manage spin-electronic properties and functionality of the thin-film magnetic nanosystems. The method is important for the development of a new generation of tiny electronics (spin-orbitronics) and superfast high-capacity computer memory. A related article appears in NPG Asia Materials. (2020-08-27)

New Nitrogen Assembly Carbon catalyst has potential to transform chemical manufacturing
Scientists at the U.S. Department of Energy's Ames Laboratory have discovered a metal-free carbon-based catalyst that has the potential to be much less expensive and more efficient for many industrial concerns, including manufacturing of bio- and fossil fuels, electrocatalysis, and fuel cells. (2020-08-26)

Novel method can efficiently create several 'building blocks' of pharmaceutical drugs
A class of organic compounds that form the backbone of several pharmaceuticals, alicyclic compounds, are difficult to synthesize. However, with a novel method developed by a team of scientists at Waseda University in Japan, a range of abundantly available aromatic compounds, such as benzene derivatives, can be readily and efficiently transformed into a variety of highly functionalized alicyclic compounds, opening doors to newer possibilities in drug discovery research. (2020-08-17)

Selective conversion of reactive lithium compounds made possible
Researchers at Ruhr-Universität Bochum have developed a new catalyst that can catalyse reactions to produce pharmaceuticals or chemicals used in agriculture. It creates carbon-carbon bonds between what are known as organolithium compounds without creating any unwanted by-products. (2020-08-12)

Nanocatalysts that remotely control chemical reactions inside living cells
POSTECH professor In Su Lee's research team develops a magnetic field-induced heating 'hollow nanoreactors'. (2020-08-09)

A new synthesis method for three-dimensional nanocarbons
A Nagoya University team has developed a new method of synthesis for three-dimensional nanocarbons, utilizing a catalytic reaction to connect benzene rings and create an eight-membered ring structure. This represents a breakthrough in the synthesis of these nanocarbons, which are expected to be valuable next-generation functional materials. (2020-07-31)

Dancing chemicals: Innovative catalytic reaction for low-cost synthesis of aromatic esters
Aromatic esters are a versatile group of compounds that are commonly used as feedstock in the chemical industry. However, high costs, low product yields, and harsh reaction conditions impede the production of pure-form aromatic esters. Recently, scientists in Japan have developed a new, practical catalytic reaction, called the ''ester dance reaction,'' to achieve a high yield of aromatic esters from low-cost starting materials. (2020-07-14)

Rice lab's bright idea is pure gold
Rice University physicists discover that plasmonic metals can be prompted to produce ''hot carriers'' that in turn emit unexpectedly bright light in nanoscale gaps between electrodes. The phenomenon could be useful for photocatalysis, quantum optics and optoelectronics. (2020-06-29)

SLAC and Stanford scientists home in on pairs of atoms that boost a catalyst's activity
A study identified which pairs of atoms in a catalyst nanoparticle are most active in a reaction that breaks down a harmful exhaust gas in catalytic converters. The most active particles contained the biggest proportion of one particular atomic configuration -- one where two atoms, each surrounded by seven neighboring atoms, form pairs to carry out the reaction steps. The results are a step toward engineering cheaper, more efficient catalysts. (2020-06-22)

Fluorocarbon bonds are no match for light-powered nanocatalyst
Rice University engineers have created a light-powered catalyst that can break the strong chemical bonds in fluorocarbons, a group of synthetic materials that includes persistent environmental pollutants. (2020-06-22)

Titanium oxide-based hybrid materials promising for detoxifying dyes
Photoactive materials have become extremely popular in a large variety of applications in the fields of photocatalytic degradation of pollutants, water splitting, organic synthesis, photoreduction of carbon dioxide, and others. Elza Sultanova, co-author of the paper, is engaged in researching catalytic properties of photoactive materials based on macrocycles. (2020-06-08)

Noble metal aerogels enabled by freezing
TU Dresden chemists developed a freeze-thaw method, capable of synthesising various noble metal aerogels (NMAs) with clean surfaces and multiscale structure. In virtue of their hierarchical structures and unique optical properties, outstanding performance for electro-oxidation of ethanol is found. The research provides new ideas for designing various gel or foam materials for high-performance electrocatalysis and photoelectrocatalysis. (2020-05-13)

NIST scientists create new recipe for single-atom transistors
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues at the University of Maryland have developed a step-by-step recipe to produce single-atom transistors. (2020-05-11)

Green method could enable hospitals to produce hydrogen peroxide in house
A team of researchers has developed a portable, more environmentally friendly method to produce hydrogen peroxide. It could enable hospitals to make their own supply of the disinfectant on demand and at lower cost. (2020-05-01)

Maryland engineers open door to big new library of tiny nanoparticles
A research team has developed a new method for mixing metals generally known to be immiscible, or unmixable, at the nanoscale to create a new range of bimetallic materials. Such a library will be useful for studying the role of these bimetallic particles in various reaction scenarios such as the transformation of carbon dioxide to fuel and chemicals. (2020-04-24)

To make or to break: Novel reversible technique produces acyl fluoride using rare metal
Acyl fluorides are organic compounds that contain a fluorine atom in their structure. These compounds have recently gained much attention in transition-metal catalysis due to their stability and selective reactivity. However, their commercial production remains a challenge. A group of researchers in Tokyo have found a way to generate complex acyl fluorides from widely available acyl fluorides through a reversible reaction, with the rare metal palladium at the core of this process. (2020-04-09)

Teaching old transition metals new tricks: Chemists activate palladium catalysis by light
In the production of compounds, chemists have the goal of finding strategies that are most selective and avoid waste products. This helps to drive industrial innovation and drug development. In this context, a team of researchers at Münster University (Germany) developed a new approach to so-called allyl functionalization. The researchers use a method based on radical chemistry to produce π-allylpalladium complexes. The study has been published in the journal 'Nature Catalysis'. (2020-03-24)

Manipulating ligands
Chemists at TU Dresden succeeded in fabricating surface-clean noble metal aerogels boosting the electrocatalysis performance by revisiting ligand chemistry. Publication in Angewandte Chemie International Edition. (2020-03-24)

A milestone in ultrafast gel fabrication
Alexander von Humboldt research fellow Ran Du opens up new space for both fundamental and application-orientated studies for noble metal gels and other systems at TU Dresden. (2020-03-20)

Ethylene sensor could help monitor plant health
To control flowering and fruit ripening, plants release the gaseous hormone ethylene. Environmental conditions, including drought, salinity and pathogens, can also cause levels of the hormone to fluctuate. Therefore, monitoring ethylene's release in real time could provide a farmer with important information about a plant's development and health. Now, researchers reporting in ACS Central Science have developed an easy-to-use, robust sensor that can do just that. (2020-03-18)

New sensor could help prevent food waste
MIT chemists have created a tiny sensor that can detect ethylene gas, a plant hormone, in concentrations as low as 15 parts per billion. The sensor could be used to monitor produce ripeness and prevent food spoilage. (2020-03-18)

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