RUDN ecologists compared the main methods for obtaining biofuel from microalgae and named the most effective one. Chemists took into account both the process of preparing raw materials, the yield of the final product, and the energy costs of synthesis.
A durable copper-based coating developed by Dartmouth College researchers can be precisely integrated into fabric to create responsive and reusable materials such as protective equipment, environmental sensors, and smart filters, according to a recent study.
Ultrafine particles form during combustion processes, for example when wood or biomass is burned, as well as in power and industrial plants.
A team led by University of Minnesota Twin Cities researchers has invented a groundbreaking new catalyst technology that converts renewable materials like trees and corn to the key chemicals, acrylic acid, and acrylates used in paints, coatings, and superabsorbent polymers.
An innovative technique is being developed by scientists that could allow Australia to lead the way in more sustainable manufacturing of fuels and chemicals.
Inexpensive iron salts are a key to simplifying the manufacture of essential precursors for drugs and other chemicals, according to scientists at Rice University.
A team of researchers led by Young-Shin Jun at the McKelvey School of Engineering at Washington University in St. Louis found that nanoplastics facilitate formation of manganese oxide on polystyrene nanoparticles.
Could washing our clothes without detergent become a thing of the past? Even though the research is in its early stages, an investigation as to whether washing or cleaning can be done with purified water instead of detergent solution looks promising.
Scientists are working to transform carbon dioxide into chemical solar fuels. To advance this process, researchers have identified a new hybrid material that consists of a light-absorbing semiconductor and a cobalt catalyst. The research extends scientific efforts to identify new ways to store energy and to efforts to understand how light-absorbing hybrid systems can drive the catalytic production of chemical fuels using solar energy.
A chemistry collaboration led to a creative way to put carbon dioxide to good – and even healthy – use: by incorporating it, via electrosynthesis, into a series of organic molecules that are vital to pharmaceutical development.
Irvine, Calif., Jan. 4, 2023 – A new visualization technology that captures spectral images of materials in the mid-infrared part of the electromagnetic spectrum has been developed by scientists at the University of California, Irvine. The discovery, which was recently featured on the cover of the journal Science Advances, promises to help researchers and industries across many fields, including medical and tech, quickly visualize the chemical composition of various materials or tissues.
A device that can harvest water from the air and provide hydrogen fuel—entirely powered by solar energy—has been a dream for researchers for decades.
Catalysts boost chemical reactions from our bodies to the industrial production of compounds and controlled fuel combustion in the car. From solid to gaseous, no matter their formula, their role is to enhance the rate of chemical reactions making many processes easier.
Wind, sewage sludge, and waste water carry tyre wear particles from roads onto farmland. A new lab study shows: The pollutants contained in the particles could get into the vegetables grown there.
Researchers at Berkeley Lab have developed a new kind of heating and cooling method that they have named the ionocaloric refrigeration cycle. They hope the technique will someday help phase out refrigerants that contribute to global warming and provide safe, efficient cooling and heating for homes.
New PNNL research makes it easier to differentiate between chemical and nuclear explosions.
RUDN University chemists have created new copper-containing metallasilsesquioxane frameworks. Some of them have proven to be effective catalysts for the oxidation of hydrocarbons.
AACC applauds the decision of the United States Congress to exclude the Verifying Accurate Leading-edge IVCT Development (VALID) Act from its end of year omnibus bill.
Scientists at the U.S. Department of Energy’s (DOE) Institute for Cooperative Upcycling of Plastics (iCOUP) have developed a new method for recycling high-density polyethylene (HDPE).
One-hundred fifty years ago, Charles Darwin speculated that life likely originated in a warm little pond. There, Darwin supposed, chemical reactions and the odd lightning strike might have led to chains of amino acids that, over time, became more and more complex until the beginnings of life emerged.Ever since, researchers have investigated this type of pre-life or “prebiotic” chemistry, trying to figure out the chemical pathways that could have led from a pool filled with simple amino acids to bacteria, redwood trees and people.
Argonne scientists report they can precisely rotate a single molecule on demand. The key ingredient is a single atom of europium, a rare earth element. It rests at the center of a complex of other atoms and gives the molecule many practical applications.
How did the complex organisms on Earth arise? This is one of the big open questions in biology. A collaboration between the working groups of Christa Schleper at the University of Vienna and Martin Pilhofer at ETH Zurich has come a step closer to the answer. The researchers succeeded in cultivating a special archaeon and characterizing it more precisely using microscopic methods.
The way that silkworms wind their cocoons is now helping scientists more easily make new biomedical materials. Researchers in ACS’ Nano Letters have mimicked the seemingly simple head bobbing of silkworms to create more consistent micro- and nanofibers with less equipment than other approaches.
RUDN University chemists have improved the catalyst for ethanol conversion. With it, a mixture of compounds with a high octane number was obtained. This was achieved thanks to a special substrate for the activated carbon catalyst. In the future, such developments will help to obtain more environmentally friendly fuel additives and thus reduce the carbon footprint.
Researchers have designed and synthesized analogs of a new antibiotic that is effective against multidrug-resistant bacteria, opening a new front in the fight against these infections.
Plants can detect blue light, but instead of causing sleepless nights, it could help make their fruits taste better. Researchers now report in ACS’ Journal of Agricultural and Food Chemistry that mangoes can become redder, sweeter and more ripe when exposed to blue light over several days.
Argonne scientists give the lay of the land in the quest for electrolytes that could enable revolutionary battery chemistries.
A new tool to identify small molecules offers benefits for diagnostics, drug discovery, and fundamental research.
The Donnan electric potential arises from an imbalance of charges at the interface of a charged membrane and a liquid, and for more than a century it has stubbornly eluded direct measurement. Many researchers have even written off such a measurement as impossible. But that era, at last, has ended. With a tool that’s conventionally used to probe the chemical composition of materials, scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) recently led the first direct measurement of the Donnan potential.
BioVU, Vanderbilt University Medical Center’s biobank, has reached another milestone — deep-freeze storage of more than 300,000 biological samples.
Scientists at Baltic Federal University have suggested evaluating concentration and chemical composition of drugs by means of vibrational spectroscopy and nuclear magnetic resonance instead of conventional complex approaches
A recent study by researchers from the NUS Yong Loo Lin School of Medicine and the Memory, Ageing and Cognition Centre under the National University Health System revealed that low levels of ergothioneine in blood plasma may predict an increased risk of cognitive impairment and dementia, suggesting possible therapeutic or early screening measures for cognitive impairment and dementia in the elderly.
New research from the Georgia Institute of Technology uses machine learning models to better understand water’s phase changes, opening more avenues for a better theoretical understanding of various substances. With this technique, the researchers found strong computational evidence in support of water’s liquid-liquid transition that can be applied to real-world systems that use water to operate.
Today, the U.S. Department of Energy (DOE) announced $35 million to build research capacity, infrastructure, and expertise at institutions historically underrepresented in science, including minority serving institutions (MSIs) and emerging research institutions (ERIs). FAIR will enhance research at these institutions on clean energy, climate, and additional topics spanning the Office of Science portfolio. This investment will help develop a diverse, vibrant, and excellent scientific workforce and contribute to the science innovation ecosystem.
All the operations of computers and smartphones are based on circuits.
The U.S. Department of Energy (DOE) today announced 41 awards totaling $32 million to 37 institutions to support historically underrepresented groups in science, technology, engineering, and mathematics (STEM) and diversify American leadership in the physical sciences, including energy and climate. The funding, through the DOE Office of Science’s Reaching a New Energy Sciences Workforce (RENEW) initiative, will support internships, training programs, and mentor opportunities at Historically Black Colleges and Universities (HBCUs), other Minority Serving Institutions (MSIs), and other research institutions. Ensuring America’s best and brightest students have pathways to STEM fields will be key to achieving President Biden’s energy and climate goals, including achieving a net-zero carbon economy by 2050.
Lignin in plant cell walls can be broken down into component polymers that can in turn be converted into valuable bioproducts, but deconstructing lignin is difficult. Researchers have now showed that some solvents are more effective than others at getting between the cellulosic and lignin polymers in switchgrass variants.
Featured in the December issue of SLAS Technology, the article “Freestanding hydrogel lumens for modeling blood vessels and vasodilation” by Dostie, et al, outlines a new method capable of solving some of the issues existing methods face.
Bifacial thin film solar cells based on copper indium gallium diselenide or CIGS can collect solar energy from both their front and their rear side – and thus potentially yield more solar electricity than their conventional counterparts. So far, however, their fabrication has led to only modest energy conversion efficiencies.
By collecting electrons naturally transported within plant cells, scientists can generate electricity. Now, researchers reporting in ACS Applied Materials & Interfaces have, for the first time, used a succulent plant to create a living “bio-solar cell” that runs on photosynthesis.
Naturally derived materials fit for 3D printing; Next-gen hydropower starts with testing; Long-haul trucking meets megawatt-scale charging; New insights advance atomic-scale manufacturing
Sandia National Laboratories engineers are working on a device that would help ensure captured carbon dioxide stays deep underground — a critical component of carbon sequestration as part of a climate solution.
Engineers have built a machine that captures carbon from flue gas and converts it to ethylene. The device integrates a carbon capture system with an ethylene conversation system for the first time.
Engineers in Melbourne have used sound waves to boost production of green hydrogen by 14 times, through electrolysis to split water.
Researchers from Tel Aviv University developed a new technology that will allow controlled encapsulation and release of molecules by exposure to UV light.
Researchers have used gold extracted from electronic waste as catalysts for reactions that could be applied to making medicines.
According to a paper published in Chemical Engineering Journal recently, a team from the High Magnetic Field Laboratory (HMFL), Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences, successfully designed a safe and efficient nanotorpedo for the delivery of chemotherapeutic drugs.
Carbon-based electrocatalysts are considered as promising alternatives to the state-of-the-art precious metal catalysts.
A newly discovered technique, reported in the journal Nanoscale, offers a low-cost way to enhance the effectiveness of existing drugs.
Nearly every person in the United States has been exposed to per- and polyfluorinated alkyl substances (PFAS) at some point in their life. These “forever chemicals” are the focus of a targeted investigation by University of Kentucky Superfund Research Center (UKSRC) researchers who are working collaboratively with community partners to protect Kentuckians.
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