Researchers are developing new transparent contact electrodes using materials like graphene and carbon nanostructures, which offer improved conductivity and transparency compared to traditional metal oxides. These new materials have the potential to be combined with conventional solutions or used in entirely new applications.
Researchers find that hot electrons generated by laser pulses cause ultrafast demagnetization in nickel, not the light itself. The study suggests a new possibility for spintronics research.
A new single-photon detector has been developed, achieving a previously unattained detection efficiency of 91% and low error rate. The detector's high performance enables reliable detection of single photons, crucial for optical data transmission and quantum computation.
Researchers discovered an identical gene mutation in the telomerase gene in all family members with malignant melanoma, leading to overactive telomerase and virtual immortality. The mutation was also found in non-inherited melanomas, suggesting a link between sun exposure and cancer development.
Researchers have developed a new method to produce molecular magnets, which could lead to the creation of smaller, more efficient storage media and processors. The new system exploits the interactions between molecules and their substrate, enabling magnetic states to be selectively switched on and off using magnetic fields.
Scientists at KIT and Rice University successfully dug the world's smallest tunnels into graphite samples, opening doors to structuring of materials on a nanometer scale. The creation of porous graphite with tailored pore sizes could enhance lithium-ion battery performance and enable long-term drug delivery in medicine.
Scientists recommend measures to adapt Santiago to climate change, including a monitoring system, green areas, and cooling roofs for low-income households. The city is expected to experience an increase in extreme heat and floods by 2050 due to rising temperatures and decreased precipitation.
Researchers have found that melt ponds on young, thin Arctic sea ice absorb 50% more solar radiation, causing the ice to melt faster. This changes the light transmission beneath the ice, affecting photosynthesis and potentially impacting ecosystems.
The Helmholtz Energy Alliance aims to ensure a reliable electric power supply through the development of grid management and storage systems. Key findings include the need for new technologies to manage hybrid transmission grids and innovative methods to ensure grid stability.
Researchers discovered a novel charge zipper principle used by membrane proteins to form functional units, allowing them to be immersed into hydrophobic cell membranes. The mechanism involves the assembly of amino acids with positive or negative charges, forming an uncharged ring that lines the TatA pore.
Research shows that normal gut microbes protect against autoimmune diseases in mice, supporting the 'hygiene hypothesis.' Altering gut microbes also affects sex hormones, which regulate immune responses. The study may uncover reasons why females are at greater risk of autoimmune diseases.
Research reveals that a gene switch in the liver is responsible for lowering blood fat levels in cancer patients, leading to dramatic weight loss. The study found that silencing this gene switch in the liver can restore normal lipid levels and muscle mass.
A study by KIT scientists found that time pressure increases excitement in auctions, leading to higher end prices. Emotional responses, such as measured heart rates and skin resistances, play a significant role in bidders' decisions.
Researchers identified ADF and cofilin as crucial proteins in the shape change of young brain cells, enabling them to develop connections with other cells. The study found that these proteins facilitate neurite formation, which is essential for brain development and regeneration.
Researchers have found that blocking the NLRP3 inflammasome can prevent Alzheimer's disease. The study, which involved human and mouse subjects, suggests that suppressing inflammatory reactions may be a promising new approach to therapy.
Researchers discover that cells under oxidative stress deposit oxidized glutathione in a cellular waste repository called the vacuole, protecting themselves from damage. This finding challenges previous assumptions about oxidative stress and its link to various diseases.
Researchers found that 40% of microbial biomass is converted to organic soil components, contradicting the long-held view that plant material is the primary source. The study discovered that bacterial cell wall fragments contribute significantly to soil fertility and carbon storage.
Researchers have developed a new approach to enhance NK cell activity against cancer, leading to significant slowing of tumor growth and improved survival rates. The study found that prior radiation treatment enhances the effectiveness of the therapy.
A recent study published in Tellus A found that none of the 23 climate models evaluated can reliably predict weather patterns for seasonal to decadal time scales. The researchers suggest that improvements in model quality require a better understanding of atmospheric processes and more comprehensive data records, particularly from the ...
Researchers have developed a new treatment approach for Alzheimer's disease by knocking out the gene responsible for producing the HDAC6 enzyme. This intervention improved cognitive abilities and behavioral disorders in mice, suggesting that improving cellular traffic may be key to treating neurodegenerative diseases.
A new approach enables scientists to use past climate data to improve future projections, reducing divergent results. The method classifies and compares over 20 studies, providing a consistent framework for calculating climate sensitivity.
Researchers exposed a possible Achilles' heel of the sleeping sickness parasite by solving its molecular structure with an X-ray laser. The discovery reveals a unique plug that can selectively block a vital enzyme, potentially killing the parasite without harming humans.
Researchers have successfully increased graphene's conduction electrons' spin-orbit coupling by a factor of 10,000, enabling the construction of a switch that can be controlled via small electric fields. The discovery opens up new possibilities for building graphene-based components.
Climate change is affecting all regions in Europe, causing a range of impacts on society and the environment. Higher temperatures, decreased precipitation in southern regions, and melting glaciers are among the key findings.
Researchers have found that a specific enzyme, CYP2J2, is overexpressed in women with preeclampsia, contributing to the development of high blood pressure. Inhibiting this enzyme reduced disease symptoms in animal experiments, suggesting a potential new treatment for preeclampsia.
A recent study published in the British medical journal 'Clinical & Experimental Allergy' found that children with skin manifestations have increased levels of eosinophil progenitors in their blood. Exposure to environmental contaminants, such as cigarette smoke, was also linked to higher levels of allergy-relevant stem cells.
Using the world's most powerful X-ray laser, researchers observed an unprecedented charge state by ejecting dozens of electrons from a xenon atom. The discovery reveals new insights into heavy atoms and could have practical applications in research and industry.
Researchers from Germany and Slovakia have found that triclosan concentrations in the Elbe river basin exceeded predicted no-effect concentrations by up to a factor of twelve. Triclosan is currently not included in routine monitoring programs, despite being used extensively in personal care products and sportswear.
Biologists have recorded a significant increase in plastic litter on the seabed of the Arctic deep sea, with quantities doubling over the past decade. The main victims of this contamination are deep-sea inhabitants, which can suffer injuries, impaired breathing, and reduced reproduction due to contact with plastic.
Researchers found that monocytes, a type of immune cell in the blood, can rapidly repopulate the brain after microglia are removed. This discovery highlights a strong homeostatic mechanism to maintain resident immune cells and raises possibilities for delivering therapeutic agents into the diseased brain.
The UFZ has established a Project Office at the Jordanian Ministry of Water and Irrigation to develop an implementation strategy for decentralised wastewater treatment in rural and peri-urban areas. The initiative aims to alleviate water scarcity and groundwater protection issues in Jordan by reclaiming and reusing wastewater locally.
Researchers have made a groundbreaking connection between changes in the Earth's magnetic field and gravity measured by satellites. By analyzing data from CHAMP and GRACE missions, they found that rapid fluctuations in the magnetic field are associated with mass displacements in the outer core.
A Danish-British research team discovered a previously unknown third position in the calcium pump's on-off switch, enabling it to function at full speed when activated. This discovery improves our understanding of biological mechanisms and may lead to better treatment of diseases related to calcium balance.
A new radiocarbon dating method enables precise calibration of past ages, improving climate change understanding. The method uses seasonal layered deposits in lake sediments to date older objects up to 52.8 kyr BP.
Sortilin plays a crucial role in transporting immune system substances, including interferon-gamma and granzyme A. In its absence, the immune system is weakened, but autoimmune diseases are reduced.
A team of researchers investigated whether 'surplus' land can be used to produce feedstock for bioenergy. They found that land-use conflicts between food and energy production are a pressing issue. The study suggests clarifying the definition of surplus land and taking environmental and socio-economic factors into account.
A European-wide network for systematic GMO impact assessment aims to improve the regulatory system by harmonizing environmental risk assessment and post-market monitoring. The framework proposes various methodologies, including indicator and field site selection, agro-environment typology, and state-of-the-art sampling approaches.
Scientists have discovered a complete geomagnetic field reversal 41,000 years ago in Black Sea sediments, which was associated with rapid climate changes and a massive volcanic eruption. The reversal lasted only 440 years and led to a significant increase in radiation exposure due to a weaker magnetic field.
Researchers at KIT have developed a method to control atomic tunneling frequencies in solids, using Josephson junctions. The technique allows for the direct measurement and manipulation of individual quantum systems, opening new possibilities for nanoelectronic components and materials science research.
A new EU project has developed non-invasive methods for characterizing contaminated sites, reducing the need for costly sampling and monitoring. These methods, including geophysical measurements and vegetation analysis, enable more accurate detection of pollution and efficient rehabilitation of megasites in Europe.
Researchers from KIT, Louvain, and Berlin develop a rapid and cheap method to produce 3D photonic crystals in silicon. The SPRIE method uses established technologies and innovative self-organization techniques.
Researchers identified 14 novel biomarkers for type 2 diabetes that can serve as the basis for developing new treatment and prevention methods. These biomarkers provide insight into the complex mechanisms of this disease, which are still not fully understood.
Researchers found that oxygen isotopes in tree rings preserve the isotopic composition of rainwater, providing a valuable historical archive of rainfall in the Amazon. This new method allows for better understanding of long-term hydrological patterns and natural variability of the climate system.
A team of researchers from Helmholtz-Zentrum Dresden-Rossendorf and TU Vienna discovered that highly charged ions can create nano-hillocks or craters on surfaces. The formation depends on the ion beam's charge state and kinetic energy, with nano-hillocks forming at higher energies.
Researchers have identified thousands of individual components in dissolved organic matter (DOM) in seawater using ultra-high resolution mass spectrometry. This allows them to infer information about the water's past, including its age, exposure to sunlight, and even which marine life once inhabited it.
Researchers in Dresden observed how electrons in individual quantum dots absorb energy and emit it as light. They used scanning near-field microscopy to excite electrons and measure their energy levels.
Researchers at MDC Berlin-Buch identified subpopulations of B cells with activated Myc genes, essential for germinal center formation and maintenance. These findings shed light on the origin of B-cell lymphomas derived from germinal centers.
Manuela Neumann has been recognized with a Euro 150,000 award from the French Alzheimer's Foundation for her groundbreaking research on abnormal proteins in neurodegenerative diseases. The award aims to support further investigations into mechanisms and causes of these diseases.
The European Space Agency (ESA) funded a study to test the shielding properties of Moon and Mars regolith against cosmic radiation. The GSI facility in Germany analyzed how well the stone slabs protect against radiation and produced neutrons when radiated.
Researchers have identified 21 proteins that interact with ataxin-1, which can enhance or prevent its misfolding and toxicity. The study found that proteins with a specific structure called 'coiled-coil-domain' promote aggregation and toxic effects.