New energy conversion layer for biosolar cells
A research team from the Ruhr-Universität Bochum (RUB), together with colleagues from Lisbon, has produced a semi-artificial electrode that could convert light energy into other forms of energy in biosolar cells. The technique is based on the photos.....»»
NASA mission gets its first snapshot of polar heat emissions
NASA's newest climate mission has started collecting data on the amount of heat in the form of far-infrared radiation that the Arctic and Antarctic environments emit to space. These measurements by the Polar Radiant Energy in the Far-Infrared Experim.....»»
Expanding click chemistry: An eco-friendly conversion process for the synthesis of sulfonyl fluorides
For the first time, thiols and disulfides have been converted into sulfonyl fluorides using SHC5 and KF, expanding click chemistry with high efficiency and low environmental impact......»»
Using fungal mycelium as the basis for sustainable products
Fungi have more to offer than meets the eye. Their thread-like cells, which grow extensively and out of sight underground like a network of roots, offer huge potential for producing sustainable, biodegradable materials. Researchers at the Fraunhofer.....»»
Low-energy ion implantation enables 2D lateral p-n junction construction
The feature size of silicon-based transistors is approaching the theoretical limit, which puts forward higher requirements for the atomic level manufacturing of semiconductors. The basic idea of atomic level manufacturing is to process and manipulate.....»»
Scientists develop multifunctional photocatalyst for wastewater treatment
Water contamination by pharmaceuticals and heavy metals poses severe environmental and health risks. Traditional methods like biodegradation and filtration often lack efficiency and sustainability. Photocatalysis, using solar energy to degrade pollut.....»»
Copper-based catalyst paves the way for sustainable ammonia production
Ammonia plays a critical role in food production and industrial development, with a global market size of approximately 175 million metric tons and a market value of $67 billion. Likewise, it is a high-energy-density carrier, making it a key player i.....»»
Engineers smash rocks to see what occurs when top layer of an asteroid-like object is hit with extreme external force
Johns Hopkins engineers have uncovered new details about how granular materials such as sand and rock behave under extreme impacts—findings that could someday help protect the Earth from dangerous asteroids......»»
Consumers want cage-free eggs, but Indonesian farmers say they need more support to do this
With rising consumer concerns for animal welfare worldwide, the poultry industry is starting to let their hens roam around in bigger spaces. This shift from conventional battery cages to cage-free systems allow layer hens greater freedom of movement.....»»
3D bioprinting materials offer possibility for better bone and soft tissue repair
3D bioprinting is an advanced tissue engineering technique that builds complex tissues using bioactive substances like living cells and scaffolds. It provides personalized tissue repair solutions, reducing immune rejection by using patient-specific c.....»»
Cells use alternative splicing to regulate gene expression, research suggests
Alternative splicing is a genetic process where different segments of genes are removed, and the remaining pieces are joined together during transcription to messenger RNA (mRNA). This mechanism increases the diversity of proteins that can be generat.....»»
U.S. delays final ruling to hike tariffs on EVs made in China
Higher duties of 100 percent on EVs, 50 percent on semiconductors and solar cells, and 25 percent on lithium ion batteries and key minerals, steel and aluminum, ship-to-shore cranes and syringes were set to take effect on Aug. 1......»»
Jaguar I-Pace fire risk leads to recall, instructions to park outdoors
The problem is similar to one that affected the Chevrolet Bolt in 2021. Enlarge / Jaguar sourced the I-Pace's battery cells from LG Energy Solutions. But now there's a problem with some of them. (credit: Jonathan Gitlin).....»»
AI tool maps out cell metabolism with precision
Understanding how cells process nutrients and produce energy—collectively known as metabolism—is essential in biology. Modern biology generates large datasets on various cellular activities, but integrating and analyzing the vast amounts of data.....»»
Scientists modify citrus pectin with induced electric field
Pectin, a natural and nontoxic acidic polysaccharide, is widely found in the primary cell wall and inner layer of terrestrial higher plants. The main domains of pectin are homogalacturonan and rhamnogalacturonan I, which contribute to the complexity.....»»
Observatory reveals key evidence of cosmic ray acceleration limit in W51 for first time
The Large High Altitude Air Shower Observatory (LHAASO) officially released the precise measurements of high-energy gamma radiation from the W51 complex, confirming it as a cosmic-ray accelerator boosting particles up to so-called ultra-high energies.....»»
Scientists unlock the secrets of how a key protein converts DNA into RNA
Researchers at the Department of Energy's SLAC National Accelerator Laboratory have uncovered new insights into the fundamental mechanisms of RNA polymerase II (Pol II), the protein responsible for transcribing DNA into RNA. Their study shows how the.....»»
Exploring functional organic materials for the energy transition
Carbon, of all things, could help us to push forward the decarbonization of our industrial society. Functional carbon particles, known as carbon dots, can transform sunlight into energy and extract hydrogen from water. Prof. Dr. Dirk M. Guldi, a chem.....»»
Neutron scattering instrument represents a new dawn for AI-powered atomic-scale 3D imaging
The Department of Energy's Oak Ridge National Laboratory added a new neutron scattering instrument to its powerhouse of discovery at the Spallation Neutron Source, charting new territory for neutron imaging through artificial intelligence. In July, D.....»»
South Africa"s coal workers face uncertainty—study shows they"re being left out of the green transition
South Africa is on the path to decarbonization—doing away with burning coal and other fossil fuels and moving towards renewable, clean energy, such as solar and wind power. However, the coal industry employs 91,000 people. If these workers lost the.....»»
Upgraded atomic force microscope captures 3D images of calcite dissolving
Understanding the dissolution processes of minerals can provide key insights into geochemical processes. Attempts to explain some of the observations during the dissolution of calcite (CaCO3) have led to the hypothesis that a hydration layer forms, a.....»»