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Chemistry news
Protein accidentally lassos itself, helping to explain unusual refolding behavior
Proteins are long molecules that must fold into complex three-dimensional structures to perform their cellular functions. This folding process occasionally goes awry, resulting in misfolded proteins that, if not corrected, ...
Biochemistry
14 hours ago
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Color-changing fluorescent dyes enable precise temperature measurements within living cells
Temperature is a critical variable that influences countless biological processes at the cellular level. However, precisely measuring temperatures within living cells remains challenging. Conventional temperature measurement ...
Biochemistry
17 hours ago
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41
Artificial photosynthesis: Chemists develop dye stack that mimics plant energy conversion
With artificial photosynthesis, mankind could utilize solar energy to bind carbon dioxide and produce hydrogen. Chemists from Würzburg and Seoul have taken this one step further: They have synthesized a stack of dyes that ...
Biochemistry
22 hours ago
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52
Serendipitous discovery reveals how stress and chemistry etch mysterious spiral patterns
UCLA doctoral student Yilin Wong noticed that some tiny dots had appeared on one of her samples, which had been accidentally left out overnight. The layered sample consisted of a germanium wafer topped with evaporated metal ...
Materials Science
Mar 13, 2025
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Synbiotic chocolate infused with pre- and probiotics could have potential health benefits
Many people will soon load up Easter baskets with chocolate candy for children and adults to enjoy. On its own, dark chocolate has health benefits, such as antioxidants that neutralize damaging free radicals. And a report ...
Biochemistry
Mar 13, 2025
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30
Nature-inspired ceramic fiber aerogels advance thermal insulation
Recently, a research group led by Prof. Wang Zhenyang and Zhang Shudong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, developed a new type of ceramic fiber aerogel, SiC@SiO₂, featuring ...
Materials Science
Mar 13, 2025
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Molecular probe strategy enhances specific detection of psychoactive α-methyltryptamine
Tryptamine psychoactive substances, such as α-methyltryptamine (AMT), are monoamine alkaloids characterized by an indole ring structure. Rapid, highly sensitive, and specific identification of trace amounts of AMT is crucial ...
Biochemistry
Mar 13, 2025
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1
Pressure engineering reveals organic–inorganic interaction sites in hybrid perovskites
A Jilin University team has reported a novel strategy using pressure engineering to identify the organic–inorganic interaction sites in non-hydrogen-bonded hybrid metal perovskites. This approach offers valuable guidance ...
Analytical Chemistry
Mar 13, 2025
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Zinc(II)-enhanced probe offers quick detection of synthetic cannabinoids
Synthetic cannabinoids, a class of new psychoactive substances, bind to cannabinoid receptors CB1 and CB2 much more strongly than tetrahydrocannabinol (THC) and cannabidiol (CBD), raising public health concerns due to their ...
Biochemistry
Mar 13, 2025
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Electrochemical properties of biomolecular condensates could help in development of cancer or ALS treatments
Much of cell behavior is governed by the actions of biomolecular condensates: building block molecules that glom together and scatter apart as needed. Biomolecular condensates constantly shift their phase, sometimes becoming ...
Biochemistry
Mar 12, 2025
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30
Automated method increases the efficiency of bioactive natural product discovery
From caffeine to penicillin, natural products have become a mainstay in modern society, and are used for numerous applications, such as medicine and pesticides. There are tens of thousands of untapped natural products, but ...
Biochemistry
Mar 12, 2025
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Eco-friendly rare earth element separation: A bioinspired solution to an industry challenge
From smartphones to wind turbines, rare earth elements (REEs) are an essential part of the hardware in many advanced technologies. These elements, which include the lanthanides along with scandium and yttrium, are the backbone ...
Analytical Chemistry
Mar 12, 2025
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Chemists discover new method to transform carbon dioxide to formate
The world's demand for alternative fuels and sustainable chemical products has prompted many scientists to look in the same direction for answers: converting carbon dioxide (CO2) into carbon monoxide (CO).
Analytical Chemistry
Mar 12, 2025
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Neutron imaging reveals optimization potential for CO₂ conversion
The environmentally harmful greenhouse gas carbon dioxide, or CO₂ for short, can be converted into valuable chemical products such as carbon monoxide (CO) or ethanol by means of electrochemical reduction—electrolysis. ...
Analytical Chemistry
Mar 12, 2025
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Real-time tracking reveals aromaticity-driven molecular shape changes
Scientists have achieved the first real-time visualization of how excited-state aromaticity emerges within just hundreds of femtoseconds and then triggers a molecule to change from bent to planar structure in a few picoseconds.
Analytical Chemistry
Mar 12, 2025
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Mosquito pain receptors found to be less sensitive during extreme heat, which could nullify some natural bug sprays
Hotter temperatures may render natural insect repellents less effective against mosquitoes, according to a new study. Researchers found that a pain receptor called TRPA1 becomes less sensitive in mosquitoes when exposed to ...
Biochemistry
Mar 12, 2025
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41
Pressurized electrolyzer achieves high-current NH₃ synthesis from nitrogen oxide
Electrocatalytic nitric oxide reduction reaction (NORR) offers a promising route for sustainable ammonia (NH3) synthesis and for removing NO pollutants. However, achieving NH3 production from NO with ampere-level current ...
Analytical Chemistry
Mar 12, 2025
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How do researchers determine how toxic a chemical is? A toxicologist explains alternatives to animal testing
A vast number of chemicals are registered for production and use around the world. But only a portion have been thoroughly evaluated for their toxicity due to time, cost, ethical concerns and regulatory limitations.
Analytical Chemistry
Mar 12, 2025
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Photosynthesis research offers support for low-valence paradigm
A new Yale study aims to settle a longstanding question about photosynthesis, the process by which plants convert sunlight into fuel, with oxygen as a byproduct.
Biochemistry
Mar 12, 2025
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Incorporating Gd into Fe-doped nickel oxide markedly enhances oxygen evolution reaction activity
Producing clean hydrogen energy usually involves the oxygen evolution reaction (OER), which has the unfortunate drawback of being sluggish and inefficient. Catalysts can fast-track this process, but it is no easy task finding ...
Analytical Chemistry
Mar 12, 2025
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More news
Scientists discover new heavy-metal molecule 'berkelocene'
New theory on dense gases and liquids could aid carbon capture
Amino acid assists in recycling rechargeable batteries
Rational design of precatalysts boosts hydrogen production efficiency
Aluminum atom mapping in zeolites promises better catalysts
Advancing catalysis: Novel porous thin-film approach enhances reaction efficiency
Stretching spider silk makes it stronger by aligning protein chains
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Salt-based catalysts enable selective production of mirror-image molecules
Phosphorus doping stabilizes high-energy polymeric nitrogen at ambient pressure
Koalas in Queensland show unique immunity to deadly retrovirus
CeSPIACE: A broad spectrum peptide inhibitor against variable SARS-CoV-2 spikes
Scientists imitate a bacterium's eating habits to unravel common stomach bug
