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Chemistry news
Scientists unveil vacancy-assisted fatigue damage mechanism at small scales
Classical theories of fatigue damage in bulk metals have been extensively studied, but little is known about the fundamental fatigue mechanisms at submicron and nanometer scales, where dislocation pattern formation is completely ...
Materials Science
8 minutes ago
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Researchers develop high-performance anion exchange membranes for sustainability applications
A team of researchers has achieved a breakthrough in the development of anion exchange membranes (AEMs). They designed a novel spiro-branched polymeric membrane that incorporates highly connected sub-nanometer microporous ...
Polymers
14 hours ago
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85
Not all calcite crystals perfect; synthesis methods can alter internal structure, affect chemical reactivity
When looking at calcite under a microscope, a scientist would immediately recognize the crystalline form of calcium carbonate by its rhombohedral appearance. That is, calcite is shaped like a distorted cube. One of Earth's ...
Materials Science
15 hours ago
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43
New method to degrade PFAS 'forever chemicals' found effective in the lab
Per-and poly-fluoroalkyl substances (PFAS) are known as "forever chemicals" because they are notoriously resistant to degradation. Due to their stable chemical structure, PFAS—which are found in thousands of variants—are ...
Materials Science
22 hours ago
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43
3D-printed chip sensor detects foodborne pathogens for safer products
Every so often, a food product is recalled because of some sort of contamination. For consumers of such products, a recall can trigger doubt in the safety and reliability of what they eat and drink. In many cases, a recall ...
Analytical Chemistry
20 hours ago
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Researchers identify a cheaper, more convenient method to detect asbestos
For decades, a laboratory procedure known as transmission electron microscopy (TEM) has been used to test for asbestos in samples taken at construction sites.
Analytical Chemistry
20 hours ago
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Shaping the future of polymer nanocarriers
Scientists have taken a significant step towards the development of tailor-made chiral nanocarriers with controllable release properties. These nanocarriers, inspired by nature's helical molecules like DNA and proteins, hold ...
Analytical Chemistry
20 hours ago
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Researchers develop polymer fibers that can facilitate controlled, local drug delivery
Medical products such as ointments or syringes reach their limits when it comes to delivering medication locally—and above all in a controlled manner over a longer period of time. Empa researchers are therefore developing ...
Biochemistry
23 hours ago
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Nanoconfined materials developed for efficient fluoride removal from water
A research team led by Prof. Kong Lingtao from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed an innovative material for the efficient removal of fluoride ions from water. This newly-developed ...
Materials Science
23 hours ago
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Secrets of salt drop stains unveiled: New research decodes chemical composition from simple photos
Imagine zooming in on a dried drop of salt solution—each pattern a unique masterpiece, reminiscent of abstract art, yet no larger than the size of a penny.
Analytical Chemistry
Jun 24, 2024
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First chemist in history may have been a female perfumer—how the science of scents has changed since
Perfume making dates back at least 3,000 years—to the time of Tapputi-belat-ekalle, who is considered the first chemist in history. What we know about her comes from inscriptions on fragments of clay tablets dating back ...
Analytical Chemistry
Jun 24, 2024
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Lanthanide catalysts enable one-step synthesis of complex drug precursors
Hydrocarbazole is a crucial compound in organic chemistry, serving as a building block for various biologically active compounds, including pesticides such as strychnine and anticancer drugs such as vinblastine and minovincine. ...
Analytical Chemistry
Jun 24, 2024
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Your wig could be poisoning you: Study finds pesticides and other toxic chemicals in synthetic hair in Nigeria
Well-groomed hair is a symbol of beauty for many black African women. Natural hair requires special care and attention, though, which can be time consuming. Wigs (human or synthetic hair), weave-ons and other artificial hair ...
Analytical Chemistry
Jun 24, 2024
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New switchable process for synthesizing 3-aminoindolines and 2'-aminoarylacetic acids from same substrate
Aniline or nitrogen-containing organic molecules like 3-aniline-substituted indoles commonly found in natural products have shown promising results as pharmaceutical contenders. The same goes for moieties such as 2-aminoaryl ...
Analytical Chemistry
Jun 24, 2024
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New approach sets stage to explore the mirror-image world of century-old naturally-occurring cyclodextrins
Cyclodextrins (CDs), a class of cyclic oligosaccharides that were "born" in 1891, have opened up endless research and commercial opportunities in numerous fields that span carbohydrate, supramolecular (host-guest) and analytical ...
Biochemistry
Jun 24, 2024
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46
International collaboration lays the foundation for future AI for materials
Artificial intelligence (AI) is accelerating the development of new materials. A prerequisite for AI in materials research is large-scale use and exchange of data on materials, which is facilitated by a broad international ...
Analytical Chemistry
Jun 24, 2024
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'Two-for-one' fission aims to improve solar cell efficiency
Singlet fission occurs when an organic molecule absorbs one photon of light, then splits that light's energy in two—a doubling effect that has the potential to improve the light-harvesting efficiency in solar cells, assuming ...
Analytical Chemistry
Jun 21, 2024
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Investigating DNA flexibility for the creation of new biomaterials
Northwestern investigators have demonstrated how manipulating DNA chemistry can alter its structure and flexibility and enable the realization of new materials useful in medicine and the life sciences, according to a study ...
Biochemistry
Jun 21, 2024
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Novel synthesis of fluorinated molecules with potential in drug research
Carboxylic acids are one of the most important substance classes in chemistry and are a component of many drugs such as aspirin and ibuprofen. To tailor the properties of carboxylic acids, fluorine atoms can be introduced ...
Analytical Chemistry
Jun 21, 2024
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Novel catalysts for improved methanol production using carbon dioxide dehydrogenation
Encapsulating copper nanoparticles within hydrophobic porous silicate crystals has been shown by scientists at Tokyo Tech to significantly enhance the catalytic activity of copper-zinc oxide catalysts used in methanol synthesis ...
Analytical Chemistry
Jun 21, 2024
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More news
Chemists develop technique for extending nitrene reactions to three days
Great British Bake Off finalist discusses the parallels between chemistry and baking
A simple, fast, and versatile method for selective bromination of indole alkaloids
Study reveals mechanisms of crystal nucleation in glass-ceramics
Transforming inexpensive quinolines into complex drug candidates
Backdoor method creates high-entropy material at lower temperatures
Simple tool could facilitate discovery of new mechanically-responsive materials
Researchers film energy materials as they form
How can surface morphology change selectivity in electrocatalysis?
Novel sensor developed for rapid detection of harmful insecticides
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Bats use four key tactics for accurate target tracking
Cheap yet ultrapure titanium metal might enable widespread use in industry
Researchers improve solid oxide fuel cell threefold
Study identifies gene targets to combat cognitive decline
