A Vienna-Boulder collaboration demonstrates a novel technology for producing mirrors with reduced mechanical loss, enabling advancements in precision measurement and fundamental physics research. This breakthrough could accelerate progress in the development of narrow linewidth laser sources and large area crystalline coatings.
Scientists from the University of Vienna have successfully integrated graphene into metal silicide technology, preserving its unique properties. The new structure shows promising results for applications in semiconductor devices, spintronics, photovoltaics, and thermoelectrics.
In a study, cockatoos solved a 5-lock problem by first removing a pin, then a screw, and so on. They adapted their approach when faced with altered sequences, suggesting they understood the structure of the problem. The birds' performance was characterized by flexible and sensitive reactions to changes in the sequence.
Biophysicist Christian Herbst develops a new method to visualize chaotic phenomena, creating a single graph that can intuitively interpret symptoms of systems 'on the way to chaos'. The phasegram technique reveals complex behavior in simple systems, such as weather and cardiac rhythm.
Scientists successfully grew a nanomoustache-like structure by pressurizing carbon and iron atoms, offering insights into nanostructure formation. The discovery paves the way for the creation of complex nanostructures with designed shapes and patterns.
Researchers from the University of Vienna and University of Jena have successfully realized a boson sampling computer utilizing photon mobility. This breakthrough may lead to the first outperformance of classical computers in near future.
Researchers used computer simulations to investigate the energy landscape of ion channels, identifying a critical amino acid that regulates their function. The study provides new insights into ion channel mechanisms, which are essential for developing targeted therapies.
Research by scientists from the Max F. Perutz Laboratories suggests that treating flu-related tissue damage can aid in combating co-infections with bacteria like Legionella pneumophila, which cause pneumonia and potentially fatal outcomes.
A new study reveals that proportions of threatened species are more closely related to socio-economic pressures from the early 20th century. This 'extinction debt' implies that current conservation efforts may underestimate true extinction risks, as many species may already be destined for extinction due to temporal delays.
Researchers from the University of Vienna have closed a loophole for photons, providing definitive experimental proof that quantum particles can exhibit non-classical behavior. The study uses entangled photon pairs and advanced detection technology to rule out possible explanations for previous results.
Protein networks are essential for organisms, and their evolution is a fascinating research question. Researchers have reconstructed ancient protein networks, finding that present-day networks can be explained by the mechanism of duplication and divergence, supporting the interpretation of genome sequence data.
A new study at the University of Vienna found that Goffin cockatoos wait up to 80 seconds for higher-quality food rewards, showing impressive self-control. The birds traded their initial items more often for their most preferred food and adjusted to differences in trade value, mirroring human economic decision-making.
Researchers successfully directly observed microorganisms feeding on intestinal mucosa using NanoSIMS technology, identifying Akkermansia muciniphilia and Bacteroides acidifaciens as key players. The study provides new insights into the gut microbiota's role in inflammatory bowel disease.
Researchers discovered that ancient sea anemones use the same genes to form their heads as humans and other animals, providing insight into brain evolution. The study found that these 'head genes' control development of sensory centers in both sea anemones and higher animals.
Physicists at the University of Vienna created nano-machines that replicate protein functions, enabling innovative pharmaceutical research. These 'bionic proteins' could be used as stable drug delivery vehicles and enzyme-like catalysts, revolutionizing various biological processes.
Researchers at the University of Vienna have developed a novel way to manipulate massive particles using nanosecond long flashes of laser light, enabling precise measurements of small forces and fields. This breakthrough allows for the investigation of quantum wave nature in both single molecules and clusters of molecules.
A team of researchers has developed novel self-assembling materials, known as 'Soft Lego', which can form complex crystal structures with specific properties. These materials have potential applications in photonics and light guides, offering a new approach to the construction of materials at the macroscopic scale.
Researchers create entangled pair of photons with 50m and 144km separation, demonstrating non-causal quantum eraser effect. The choice of measurement on one photon determines the wave-like behavior of its twin, regardless of distance or time.
A team of researchers has identified the bomb-pulse of uranium-236 in corals from the Caribbean Sea, revealing information on ocean currents. The findings suggest that southern hemispheric waters carry uranium-236, which helps investigate inter-hemispheric water exchange and global heat transport.
Anton Zeilinger, an Austrian physicist, has been awarded the title of Fellow by the American Association for the Advancement of Science (AAAS) for his significant work in physics. He is a professor at the University of Vienna and scientific director of the Institute of Quantum Optics and Quantum Information.
Researchers at the University of Vienna have achieved a world record in entangling twisted light quanta, demonstrating a new method for gyrating photons. This breakthrough could lead to entangling and twisting macroscopic objects in two different directions.
Researchers explore how membranes influence self-assembly and structure formation in cells, revealing that membranes promote self-assembly and reproduce structures similar to those found in nature.
Researchers from the University of Vienna and Université Libre de Bruxelles have shown that in quantum mechanics, a single event can be both a cause and an effect of another one. This challenges our understanding of causality and has far-reaching implications for foundations of quantum mechanics, quantum gravity, and quantum computing.
Researchers have discovered that Alpine glaciers contain diverse biogeochemical complexes of dissolved organic matter, which is surprisingly bioavailable. This finding highlights the importance of glaciers as 'freezers' that preserve organic matter for microbial heterotrophs.
Physicists at the University of Vienna successfully transmitted quantum states between two islands in the Canary Islands, overcoming previous distances of just 97 km. The experiment uses active feed-forward protocol to enable reliable quantum teleportation over long distances.
Researchers found that specialized cichlid swim bladder extensions improve hearing by detecting higher sound frequencies, while the size of the swim bladder also plays a crucial role. The study investigated 1,300 cichlid species with varying swim bladder morphologies.
Researchers at the University of Vienna have discovered that non-entangled states can outperform entangled counterparts for remote state preparation under certain conditions. High quantum discord is a key factor in achieving this outcome.
Researchers discovered that elephants produce infrasounds by vibrating their large larynxes, similar to the human voice. This finding reveals the physical production mechanism behind these subaudible sounds, which play a crucial role in elephant communication and social life.
Research reveals that voltage-gated sodium channels evolved independently twice in basal and higher animals, suggesting the evolution of complex nervous systems was a convergent process. This finding highlights the importance of ion selectivity for fast and accurate neuronal signaling.
Researchers have discovered that ancient sea creatures like sponges and jellyfish possess the building blocks of striated muscles found in higher animals. Gene duplication is believed to be responsible for the emergence of muscle myosin, a crucial protein structure, which evolved independently in these organisms.
Research on nano-pesticides is crucial for understanding their fate and toxicity, as well as assessing potential benefits and drawbacks. The development of new pesticides products based on nanotechnology holds promise for reducing environmental contamination, but concerns about human health risks persist.
Researchers found that lip smacks made by monkeys share similarities with speech movements and are more complex than previously thought. These findings support the idea that human speech evolved from primate facial signals rather than vocalizations.
A European team of ecologists used a new modeling approach to predict how mountain plants will migrate in response to climate change. The results indicate that by the end of the 21st century, Alpine high mountain flora will lose an average of 44-50% of its current distribution area.
Physicists have demonstrated that quantum particles can be in an entangled state even after measurement, which was previously thought to be an objective fact. The team realized a 'delayed-choice entanglement swapping' experiment, where Victor's choice affected Alice's and Bob's photons after they had been measured.
Researchers at the University of Vienna found that ravens can distinguish between familiar and unfamiliar individuals, altering their calls to reflect relationship quality. For three years or more, ravens can recall positive interactions with friends and exhibit distinct vocal patterns.
A pan-European study reveals that mountain plants are shifting to higher altitudes, but also experiencing reduced species richness. Climate warming and drought stress are threatening alpine plant diversity worldwide.
Researchers have successfully captured a quantum interference pattern from single dye molecules using live imaging. The experiment visualizes the dualities of particle and wave, randomness and determinism, locality and delocalization in a tangible way. This study has significant implications for understanding quantum physics and develo...
Researchers propose a new quantum experiment using Planck-mass mirrors to test predictions of quantum gravity. The team's findings suggest that certain modifications predicted by quantum gravity proposals could be verified in the laboratory, potentially shedding light on the unification of quantum mechanics and general relativity.
Modules differ in form and function, allowing for division of labor among specialized modules. The study identifies necessary conditions for division of labor to evolve, including positional effects and synergistic effects between differentiated modules.
Researchers have demonstrated a new method of quantum computation that preserves data privacy, enabling perfectly secure cloud computing. The 'blind' approach uses photons to encode data, allowing users to outsource their computations to remote servers without compromising their data.
The study reveals that Raf-1 regulates cell adhesion, enabling cells to form new bonds and new blood vessels. The discovery may lead to cancer treatment approaches by targeting Raf-1 and disrupting tumor environments.
A European study found that alpine meadows could disappear within decades due to climate change, with cold-loving species running out of mountains and being replaced by warm-loving ones.
Researchers have re-analyzed ancient deciduous teeth from Grotta del Cavallo, Italy, and found they belong to anatomically modern humans. The new study suggests that Homo sapiens arrived in Europe earlier than previously known, with dates ranging from ~43,000-45,000 cal BP.
A meta-study of over 1.3 million participants found that moderate-intensity physical activity decreases all-cause mortality by 10%, while vigorous-intensity aerobic activity or sports reduces it by 22%. Engaging in any physical activity, including daily activities, can still provide a survival benefit.
Researchers at the University of Vienna aim to measure general relativistic time on a quantum scale by exploiting quantum interference and complementarity. They consider a single clock in a superposition of two locations, one closer and one further away from Earth, where gravity's effects are different.
A new scheme, 'coherent photon conversion', offers a method for coherent conversion between different photon states using a strong laser field. This approach promises to solve open challenges in optical quantum computation and lead to the development of a nonlinear optical quantum computer.
Researchers develop a method using flashes of light to observe quantum features of large objects with unprecedented resolution. By analyzing the dynamics of such behavior, pulsed quantum optomechanics provides a path for investigating whether macroscopic mechanical objects can be used in future quantum technologies.
Researchers have detected stellar oscillations in a hotter star, revealing insights into its internal structure and composition. The discovery was made possible by the Kepler space telescope and provides new information on the processes that govern stellar behavior.
A research team led by Franz Klein has analyzed the mechanism of meiosis at high resolution, finding that DNA-break machines are tightly associated with chromosomal axis regions. This discovery sheds light on how breaks on chromosomes impede other breaks in their vicinity and how shape changes influence the function of these machines.
Tiny particles in liquids form cluster crystals that exhibit regular structures and flow like strings under mechanical strain, altering viscosity. The behavior is the same for all types of cluster crystals, with critical strains predicted using a simple theoretical model.