Catalytic synthesis of phenols with nitrous oxide
The emission of greenhouse gases threatens the global environment, and scientists around the world are increasingly committed to addressing this issue. While many research groups focus on carbon dioxide (CO2) or methane (CH4) revalorization strategie.....»»
Successful synthesis of perovskite visible-light-absorbing semiconductor material
Narrow-gap semiconductors with the ability to use visible light have garnered significant interest thanks to their versatility. Now, scientists in Japan have developed and characterized a new semiconductor material for application in process componen.....»»
Self-generating yarn made from graphene oxide strands
A team of researchers from Zhejiang University, Xi'an Jiaotong University and Monash University has developed a way to bind multiple strands of graphene oxide into a thick cable. In their paper published in the journal Science, the group describes th.....»»
China"s Emissions Now Exceed All the Developed World"s Combined
An anonymous reader quotes a report from Bloomberg: China's emissions of six heat-trapping gases, including carbon dioxide, methane and nitrous oxide, rose to 14.09 billion tons of CO2 equivalent in 2019, edging out the total of Organization for Econ.....»»
Multidisciplinary cooperation leads to catalysts that are up to 50 times more effective
A team of chemists and physicists at Utrecht University has succeeded in designing a new type of catalyst. By combining two metals with atomic precision they created a highly effective catalytic material. The team, led by Prof. Petra de Jongh (Chemis.....»»
How diet controls RNA maturation
Particularly sensitive to chemical modifications, mRNAs are molecules responsible for transmitting the information encoded in our genome, allowing for the synthesis of proteins. Two teams have focused on a specific type of chemical modification - cal.....»»
Researchers discover a new diet-dependent mechanism for regulating RNA maturation
Particularly sensitive to chemical modifications, messenger RNAs (mRNAs) are molecules responsible for transmitting the information encoded in our genome, allowing for the synthesis of proteins, which are necessary for the functioning of our cells. T.....»»
"Planar and curved" pyrrole-fused azacoronenes
Recent study on synthetic approaches toward polycyclic aromatic hydrocarbons (PAHs) such as graphene with a well-defined structure have attracted much attention. A research group at Ehime University has been studying the synthesis and fundamental pro.....»»
Synthesis method expands material possibilities
Since the beginning of civilization, humans have exploited new materials to improve their lives, from the prehistoric Stone Age, Bronze Age, and Iron Age to the modern Silicon Age. With each period came technological breakthroughs that transformed th.....»»
Video: Was your catalytic converter stolen? Here"s why
Catalytic converters cut down on toxic car emissions, and, according to the U.S. Environmental Protection Agency, they're one of the greatest environmental inventions of all time......»»
Climate-smart ag strategies may cut nitrous oxide emissions from corn production
For corn, using dairy manure and legume cover crops in crop rotations can reduce the need for inorganic nitrogen fertilizer and protect water quality, but these practices also can contribute to emissions of nitrous oxide—a potent greenhouse gas......»»
Researchers create long-sought zigzag-edged carbon nanobelts
NUS chemists have developed a strategy for the atomically precise synthesis of fully conjugated zigzag-edged carbon nanobelts (CNBs). The obtained molecule, known as octabenzo[12]cyclacene, is acknowledged as one of the first fully characterized synt.....»»
Asymmetric synthesis of aziridine with a new catalyst can help develop novel medicines
Unless you've studied chemistry in college, it's unlikely you've come across the name aziridine. An organic compound with the molecular formula, C2H4NH, aziridines are well-known among medicinal chemists, who make use of the compound to prepare pharm.....»»
Sustainable chemical synthesis with platinum
Researchers used platinum and aluminum compounds to create a catalyst which enables certain chemical reactions to occur more efficiently than ever before. The catalyst could significantly reduce energy usage in various industrial and pharmaceutical p.....»»
Selective mRNA degradation via autophagy: A novel role for autophagy in gene regulation
Optimal cell function requires a fine balance between the synthesis and degradation of biomolecules. Autophagy is the process by which cells degrade and recycle their own components, helping to clean up and maintain the cell's internal environment an.....»»
Generation of super-resolved optical needle and multifocal array using graphene oxide metalenses
In a new publication from Opto-Electronic Advances, researchers led by Professor Baohua Jia at Swinburne University of Technology, Victoria, Australia, Professor Cheng-Wei Qiu at National University of Singapore, Singapore and Professor Tian Lan at B.....»»
RNA holds the reins in bacteria: Researchers observe RNA controlling protein synthesis
To better understand how RNA in bacteria gives rise to protein—and along the way, target these processes in the design of new antibiotics—researchers are turning their attention to the unique way this process happens in bacteria......»»
Protein can release trapped histones in the cell
In the cell nucleus, histones play a crucial role packaging DNA into chromatin. Histones are however very sticky to both DNA and RNA, so to ensure they are transported to the cell nucleus after synthesis and bind to the right portion of DNA to organi.....»»
Potential-dependent switch aids water-splitting using cobalt-oxide catalysts
Using abundant cobalt and a unique experimental approach to probe ways to speed a sluggish catalytic reaction to harvest hydrogen from water, researchers from Boston College and Yale University discovered a mechanistic switch in the oxygen evolution.....»»
New study reveals charge transfer at interface of spinel oxide and ceria during carbon monoxide oxidation
A recent study has unveiled the reason behind the exceptional catalytic performance of non-noble metal-base mixed catalysts. This is thanks to a new synthetic strategy for the production of cube-shaped catalysts that could further simplify the struct.....»»
The role of hydrophobic molecules in catalytic reactions
Electrochemical processes could be used to convert CO2 into useful starting materials for industry. To optimize the processes, chemists are attempting to calculate in detail the energy costs caused by the various reaction partners and steps. Research.....»»