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.....»»
Click chemistry as a connection tool: Grand opportunities and challenges
Click chemistry could help to synthesize a variety of molecules quickly and reliably by piecing together small units. In particular, it emphasizes the development of new combinatorial chemistry methods based on the synthesis of carbon-heteroatomic bo.....»»
A foundation that fits just right gives superconducting nickelates a boost
Researchers at the Department of Energy's SLAC National Accelerator Laboratory and Stanford University say they've found a way to make thin films of an exciting new nickel oxide superconductor that are free of extended defects......»»
Study presents new database linking RNA editing and blood cell differentiation
The process of converting DNA to proteins through an RNA is far from straightforward. Of the several types of RNA involved in the process of protein synthesis, a few may be edited mid-way. In mammals, RNA editing mostly involves converting adenosine.....»»
Scientists enrich nitric oxide-reducing microbes in bioreactor
Nitric oxide (NO) is a fascinating and versatile molecule, important for all living things as well as the environment. It is highly reactive and toxic, organisms use it as a signaling molecule, it depletes the ozone layer in our planet's atmosphere,.....»»
DNA-repair protein complex is a shapeshifter, reconfiguring itself to meet the demands of each task
Transcription factor IIH, or TFIIH, pronounced "TF two H," is a veritable workhorse among the protein complexes that control human cell activity. It plays critical roles both in transcription—the highly regulated enzymatic synthesis of RNA from a D.....»»
SuFEx as a new generation of click chemistry: Synthesis and development of linkers
Organosulfur(VI) fluoride compounds display excellent chemical stability, and yet can efficiently realize diverse linkages via the activation of specific conditions. Based on its unique nature, Sharpless, Dong and coworkers introduced SuFEx as a new.....»»
Sustainability: New catalyst makes chemical processes more efficient and less harmful to the environment
A new discovery by the Politecnico di Milano opens up new perspectives in the field of sustainable chemical synthesis, promoting innovative solutions that allow chemicals to be created in a more efficient and environmentally friendly way. The researc.....»»
How electrostatics can advance green catalysis events
Developing new and more-efficient catalytic ways to control chemical reactivity and selectivity has been a constant quest for chemists in the fields of chemical manufacturing and fundamental research. Growing evidence points in the direction of utili.....»»
Study offers strategy for green synthesis of 15N-amino acids
15N isotope-labeled amino acids (15N-amino acids) provide a safe and effective tracer tool for studying the synthesis of natural products, protein metabolism, and disease diagnosis and treatment in living organisms. In addition, it is an important sy.....»»
A divergent strategy enables molecular diversity: Synthesis of nine complex natural compounds
A research group led by chemist Thomas Magauer has accomplished a divergent strategy to synthesize nine complex natural compounds. The developed method requires significantly less time and results in a variety of compounds with different structures a.....»»
Towards synthesis of phenanthridine-based pharmaceutical compounds
Phenanthridines are heterocyclic compounds consisting of two six-membered benzene rings fused to a six-membered ring containing nitrogen. They are found in many naturally occurring organic compounds known for their anticancer and antitumor properties.....»»
Protective molecules facilitate molybdate anion binding to create novel silver nanoclusters
Silver nanocluster synthesis, or the binding of a silver atom to negatively charged anions, is often plagued by stability, sizing uniformity and surface composition issues. Protective molecules that bind the surface of silver nanoclusters, called lig.....»»
Discovery of a new mechanism that may promote healthy aging of our cells
All biological processes in our cells are constantly monitored to prevent the accumulation of defective proteins. In the worst case, such protein clumps can trigger diseases. The synthesis of new proteins is particularly susceptible to errors. Errono.....»»
Neanderthal adhesives were made through a complex synthesis process
Birch bark was heated in underground chambers to create a tougher adhesive. Enlarge (credit: Halamka / GETTY IMAGES) As Homo sapiens, we often consider ourselves to be the most intelligent hominins. But that doesn’t me.....»»
Research suggests cleaner air may be possible with a cold catalytic converter
The so-called three-way catalytic converter in the exhaust system of a car consists of expensive materials and only works correctly when the exhaust gases have a temperature that is several hundred degrees Celsius......»»
Researchers invent low-temperature synthesis method for high-quality tellurium nanomesh for next-generation electronics
A collaborative team led by researchers from City University of Hong Kong (CityU) recently invented an innovative method for synthesizing high-quality, semiconducting nanomesh at a lower temperature and production cost than conventional methods. The.....»»
Light and nickel found to simplify cross-coupling reactions
Cross-coupling reactions—chemical transformations in which two fragments are joined together—are a valuable tool in the synthesis of organic molecules. Applications range from drug development and synthesis of naturally occurring molecules to mat.....»»
Researchers reveal mechanism of SnO2 electron transport layer modified by graphdiyne in perovskite solar cells
Prof. Sun Baoyun's group from the Institute of High Energy Physics (IHEP) of the Chinese Academy of Sciences recently used graphdiyne oxide (GDYO), fluorinated GDYO (FGDYO) and nitrogen-doped GDYO (NGDYO) to improve the SnO2 electron transport layer.....»»
Researchers report light-controlled transport of biomolecules across the cell membrane
Crossing the membrane is a major challenge on the journey through the cell. Large biomolecules usually benefit from different transport strategies to overcome the lipid bilayer, so the design and synthesis of new carriers is key for the delivery of h.....»»
Paul McCartney: “Final” Beatles song out this year, thanks to AI
Machine learning tech pioneered for "Get Back" will bring Lennon song to life. Here's how. Enlarge / A portrait of The Beatles in 1966, as imagined by AI image synthesis. (credit: Stable Diffusion) On Tuesday, BBC Radio.....»»