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"E-nose" sniffs out mixtures of volatile organic compounds

As paint thinner, ink and adhesives dry, they can release volatile organic compounds (VOCs), which can negatively impact health. Typically, one of those VOCs is xylene, which exists as three isomers with the same elements but slightly different arran.....»»

Category: topSource:  physorgJun 8th, 2022

Astronomers explain rapid formation of organic macromolecules in protoplanetary disks around young stars

An international team of researchers led by the University of Bern has used observation-based computer modeling to find an explanation for how macromolecules can form in a short time in disks of gas and dust around young stars. These findings could b.....»»

Category: topSource:  physorgRelated NewsJul 30th, 2024

Has NASA found evidence of ancient life of Mars? An expert examines the latest discovery

NASA has announced the first detection of possible biosignatures in a rock on the surface of Mars. The rock contains the first martian organic matter to be detected by the Perseverance rover, as well as curious discolored spots that could indicate th.....»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

Unlocking glucosinolates" potential: Enhancing nutrition and stress tolerance in Brassica crops

A research team has reviewed the potential of glucosinolates, compounds found in Brassicaceae plants like cabbage and broccoli, to enhance stress tolerance and provide health benefits through their hydrolysis products......»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

New opportunities for organic synthesis under superheated flow conditions

Research programs from the Center for Integrated Technology and Organic Synthesis of the University of Liège (Belgium), demonstrate the many opportunities offered by micro/mesofluidic technologies to explore new reaction spaces......»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

Researchers realize multi-heterojunctioned plastics with high thermoelectric figure of merit

Organic thermoelectric materials hold great promise as flexible energy sources for the Internet of Things and wearable electronics. However, their relatively low dimensionless figure of merit (ZT) compared to traditional materials has been a major ob.....»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

Unlocking the aroma secrets of Qujiao 5 chili peppers: A comprehensive VOC analysis

A research team has identified 1,558 volatile organic compounds (VOCs) in the "Qujiao 5" chili pepper cultivar var, highlighting Pyrazine, 2-methoxy-3-(2-methylpropyl)- and 2-Nonenal, (E)- as key flavor compounds in chili fruit......»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

Is this how you get hot Jupiters?

When we think of Jupiter-type planets, we usually picture massive cloud-covered worlds orbiting far from their stars. That distance keeps their volatile gases from vaporizing from stellar heat, similar to what we're familiar with in our solar system......»»

Category: topSource:  informationweekRelated NewsJul 26th, 2024

Raman spectroscopy offers new insights into ionic liquid acidity

Researchers at the University of Liège have for the first time determined the acidity of ionic liquids using Raman spectroscopy, thanks to Hammett acidity functions. This advance promises to revolutionize our understanding and use of these organic s.....»»

Category: topSource:  informationweekRelated NewsJul 26th, 2024

From trash to treasure: Machine learning enhances organic waste recycling

Biological treatment methods such as anaerobic digestion, composting, and insect farming are essential for managing organic waste, converting it into valuable resources like biogas and organic fertilizers. However, these processes often face challeng.....»»

Category: topSource:  physorgRelated NewsJul 24th, 2024

Examining progress on volatile organic compound pollution control via the catalytic method

Volatile organic compounds (VOCs), with toxicity and irritability, could cause atmospheric environmental problems such as haze and photochemical smog, seriously threatening the ecological environment and human health. The primary source of VOCs is hu.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

New car smell reaches toxic levels on hot days, researchers find

A study of volatile organic compounds (VOCs) emitted by new cars on hot summer days finds concerning levels of formaldehyde and other aldehydes......»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

New technique streamlines synthesis of heavy element compounds

Molecular compounds with heavy elements, like americium, curium and others can now be synthesized in a streamlined and efficient way thanks to a new technique developed by Lawrence Livermore National Laboratory (LLNL) researchers......»»

Category: topSource:  physorgRelated NewsJul 22nd, 2024

Organic polymer blend microspheres exhibit ultra-low threshold lasing with highest reported quality factor

Researchers at IMDEA Nanociencia have fabricated high quality microspheres from conjugated organic polymer blends with excellent lasing properties. The laser emission of the microspheres has the highest quality factor reported to date, Q>18,000......»»

Category: topSource:  physorgRelated NewsJul 22nd, 2024

Chemists develop a stable reagent for carbon-atom transfer

Professor Max Martin Hansmann from the Department of Chemistry and Chemical Biology and his team have developed a new reagent for selectively adding carbon atoms to molecules. This promising development for basic research in organic chemistry has bee.....»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Signatures of life could survive near surfaces of the moons Enceladus and Europa, NASA experiment suggests

Europa, a moon of Jupiter, and Enceladus, a moon of Saturn, have evidence of oceans beneath their ice crusts. A NASA experiment suggests that if these oceans support life, signatures of that life in the form of organic molecules (e.g. amino acids, nu.....»»

Category: topSource:  pcmagRelated NewsJul 18th, 2024

Bubbling with benefits: Hydrogen nanobubbles boost tomato antioxidants

Tomatoes are a key source of antioxidants, crucial for human health as they help combat oxidative stress. Traditional irrigation methods often fail to significantly enhance these beneficial compounds in crops. Hydrogen, known for its unique antioxida.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Studies explore converting wastewater to fertilizer with fungal treatment

Creating fertilizers from organic waste can help reduce the consumption of fossil fuels and promote sustainable production. One way of doing this is through hydrothermal liquefaction (HTL), which converts biomass into biocrude oil through a high-temp.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Material with molecular trapdoor holds promise for highly selective gas adsorption

An international team led by scientists at City University of Hong Kong has found a flexible metal-organic framework (MOF) with one-dimensional channels that acts as a "molecular trapdoor" to selectively adsorb gases, such as carbon dioxide, in respo.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Diatom surprise could rewrite the global carbon cycle

When it comes to diatoms that live in the ocean, new research suggests that photosynthesis is not the only strategy for accumulating carbon. Instead, these single-celled plankton are also building biomass by feeding directly on organic carbon in wide.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Study highlights the benefits of mixing cover crops

A University of Kentucky study titled "Productivity benefits of cereal-legume cover crop mixtures under variable soil nitrogen and termination times" suggests that mixing cover crops is a beneficial strategy for modern agriculture......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024