New theories have enabled researchers to model unusual dynamics where particle motions are no longer influenced by previous events. The 'memory term' principle allows studying this effect in a broader range of situations, particularly for advanced materials that respond to their environment.
Researchers developed mathematical models to study microswimmers in clean and surfactant-covered viscous drops, revealing significant alterations in behavior due to the presence of surfactant. These models may aid in designing artificial microswimmers for targeted drug delivery, micro-surgery, and other applications.
The book Mare Plasticum delves into the devastating effects of plastics and microplastics on marine environments. It aims to change society's consciousness towards more responsible behavior, highlighting urgent need for action.
Researchers derived an analytical model of optical activity in black phosphorous under an external magnetic field, discovering tunable phenomena. The findings show optical activity conforming to that previously observed in chiral metamaterials and have applications in polarization optics, stereochemistry, and molecular biology.
The study found that adults in states voting for Hillary Clinton experienced 54.6 million more days of poor mental health, compared to Trump-voting states, with increases observed in older adults, women, and white individuals. Depression rates also rose in Clinton-voting states after the election.
A new study reveals the precise energies at which secondary electrons produce certain biomolecule fragments when living cells are irradiated with heavy ions. The research could lead to more effective cancer therapies by understanding how biomolecules such as DNA are damaged by ionising radiation.
Research reveals that quantum particles can break a key principle of classical physics when passing through gravitational waves, opening up new possibilities for advanced materials and devices. This finding has significant implications for the development of gravitational wave detectors and potential energy harvesting technologies.
Theoretical physicists have shown how a position-dependent mass optomechanical system can slow down light in an optical cavity. This innovation enhances optomechanically induced transparency (OMIT) and has significant applications in quantum information processing, optical switches, and sensing.
Researchers found that the nature of the boundary at which an antiferromagnet transitions to disorder depends on its lattice arrangement. Calculations showed subtle differences in transition points between honeycomb and square lattices.
Researchers have discovered a method to prepare robust initial states in quantum information systems, minimizing unwanted transitions and preserving quantum information. This breakthrough could enable more complex operations in quantum computing.
Researchers found that molecular dynamics simulations confirm interactions between triplet excitons and impurities in polymer layers significantly enhance PLED efficiency. This new understanding could lead to more widespread applications of the devices in the future.
Bell's inequalities contrast local realism with quantum mechanics, relevant to security, cryptography, and computing applications.
A new experiment has characterised the properties of electrons emitted when adenine, a key DNA nucleobase, is bombarded with high-velocity ions. The study's findings could improve understanding of how radiation damage increases cancer risk in cells.
A team of researchers offers new explanations for how living systems form ordered patterns through instabilities in un-patterned systems. The study revisits Turing's theory to prove mathematically how instabilities can occur through simple reactions and widely varied environmental conditions.
A meta-analysis of 54 studies found no significant effect of music training on non-music cognitive skills and academic achievement in children. However, certain elements of music instruction may be beneficial for social skills and self-esteem.
Research found that children from dog-owning households had better social and emotional wellbeing, with reduced difficulties in emotions and social interactions. Regular family dog walks and playtime were associated with even more positive outcomes.
Researchers have studied skyrmion behavior under dc and ac drives, discovering directional locking effects and enhanced transverse mobility. The study's findings could revolutionize computing and solve the mystery of ball lightning.
Adding polymers to a solution containing hollow silica nanocubes can adjust their attractions, leading to stable mixtures. By varying polymer concentrations, researchers can manipulate the behavior of colloidal mixtures and explore new technologies in light sensing and manipulation.
Researchers introduced a new system to improve cooperation among goods and service providers in rural villages, by assigning reputation scores and rewarding responsible welfare usage. The study's findings suggest that the payoff transfer mechanism can optimize public cooperation without significant costs.
Research by Alexei Frolov finds distinct relationships between particle masses and cluster properties, improving understanding of semiconductors' optical spectra. The study's formulas could be adapted to describe clusters with varying masses, enabling finer tuning of semiconductor properties.
A team of scientists found that groups of living organisms that move through squirming exhibit distinct collective properties depending on their velocities and bottom-heaviness. These characteristics can lead to intriguing emergent behaviors, such as clusters forming at the bottom or top of a container.
Researchers developed a new model to study stresses and flows in ultra-cold superfluids. The findings show that the fluid becomes deformed when flowing around impurities, providing valuable insights into quantum mechanical properties at a macroscopic scale.
Researchers have identified two scenarios in which minority languages can survive: linguistic diversity and mixed speaker populations. By applying mathematical modeling, the authors propose a new framework for understanding language coexistence, shedding light on the complexities of minority language preservation.
Researchers have created a force balance model to understand material behavior under stress, enabling better design of wearable and biomedical devices. The study found that the thickness ratio between film layers and substrates affects wrinkling and buckling patterns.
Chris Vanderwal has made significant contributions to the field of heterocyclic chemistry, particularly in the development of short chemical synthesis strategies for natural products. He is being recognized for his outstanding research on complex, bioactive natural compounds with various therapeutic properties.
Researchers Rebekka Koch and Jan Carl Budich study non-Hermitian Hamiltonians in classical and quantum systems, revealing their impact on dissipative topological models. They found stable spectral instabilities under physically motivated perturbations.
Physicists Rees McNally and Tanya Zelevinsky have proposed two novel methods of searching for dark matter by measuring tiny perturbations in fundamental constants. These methods involve using gravity sensors and LIGO gravitational wave detectors to detect a small extra 'push' or acceleration on normal matter caused by dark matter clumps.
A team of researchers found that drag forces experienced by particles straddling interfaces between un-mixable fluids are less affected by the shape of the distortion. The study's discovery could have implications for self-assembling properties of various species, including nano- and microparticles, proteins, and other molecules.
Physicists have mapped the energy levels of exotic helium atoms and discovered a 'frozen planet' state configuration where an antiproton is trapped. This study provides insights into the stability of such configurations, which may be more amenable to experimental research.
Researchers found a strong 'cross-correlation' between inter-earthquake distances and times, especially after large earthquakes. The study's results could help seismologists better understand earthquake patterns and inform policymakers about disaster preparedness.
Parametric oscillators can be made to resonate when driven by high and low frequencies, a discovery that could improve our understanding of nonlinear systems in various fields. This is achieved through the tuning of the high-frequency driving force to match the low frequency, causing the system to exhibit resonance.
Researchers propose updated equations that simplify calculations for distinguishing between two types of 'non-Gaussian curve' and genuinely quantum states. This approach could speed up advances in quantum communication and computation.
Laloë's theory combines adding a random term to the Schrödinger equation with another concept from de Broglie and Bohm, relating quantum collapse to the universal gravitational field. This approach can be applied to both macroscopic objects like cats and atoms.
Researchers break down amino acid glutamine when bombarded with different doses of electrons. This process has implications for understanding the effect of ionising radiation on human cells and improving cancer radiotherapy.
Researchers studied phase transitions in ultracold gases under fluctuating magnetic fields, showing loss of symmetry in energy spectrum. The 'Hofstadter's butterfly' effect disappears as time dependence is introduced.
Dr Johann Rafelski reviews decades of work on quark-gluon plasma, exploring strangeness production and discovery methods. He highlights the evolution of understanding this primordial material, which once filled the Universe, and the ongoing experimental efforts to recreate it.
A network science study ranked Rachmaninoff as the most innovative composer between 1700 and 1900 based on novelty scores. Composers from the Romantic era had high novelty scores compared to others.
Physicists Sanjay Prabhakar and Roderick Melnik modelled the interplay between electric fields and electron spins in slowly moving quantum dots. They revealed that spin-orbit coupling occurs, inducing a magnetic field in the absence of an external one.
Researchers found that C60 buckyballs emit positronium signals in the same direction as incoming positrons at certain impact energies. This discovery could have implications for astrophysics, materials physics, and pharmaceutical research.
A statistical analysis of Roman emperors' deaths reveals a distinct pattern, with high risk in the first year and a bathtub-like curve indicating stabilization by the eighth year. The study suggests underlying processes governing the length of each rule until death, similar to reliability engineering.
Researchers develop a new industrial laser system to study cold atom dynamics in space. By doubling the frequencies of widely used telecommunications lasers, their design enables accurate measurements of subtle variations in the Earth's gravitational field.
Researchers Marcos Barp and Felipe Arretche developed a model predicting rotational energy loss when positrons collide with molecules like CF4 and methane. The model agreed well with experimental results and could improve PET scanning techniques, providing new insights into matter-antimatter interactions.
Physicists have discovered that an existing technique is more accurate in explaining the 'critical temperature' of superconductivity in pure, single-layer graphene. This finding has significant implications for understanding graphene's diverse structural properties and potentially aiding the development of new technologies.
A new theoretical model predicts how protons will collide with hydrogen atoms in high-energy collisions, validating some previous conclusions while revealing discrepancies. The model has the potential to advance our understanding of plasma behavior and its application in realizing clean energy sources.
A study published in Neuropsychopharmacology found that chronic opioid treatment before a traumatic event enhances fear learning in mice, potentially linking opioid dependence to PTSD. The findings suggest that individuals with a history of opioid use may become more susceptible to the negative effects of stress.
The Nature Index supplement reveals that Chinese and US researchers co-authored over 4,600 articles between 2015 and 2018, showcasing the resilience of international collaboration. In contrast, UK-EU collaborations have stagnated since 2016, despite growth in high-energy physics and genetics research.
A survey of over 6,300 PhD students worldwide found that most are satisfied with their decision to pursue a PhD, but struggle with work-life balance, funding and bullying. Many respondents (21%) experienced bullying or harassment in their program, while 36% sought help for anxiety or depression.
Researchers discovered that Pixantrone interacts with cancer DNA by prising apart the double helix structure and compacting its backbone. This mechanism could lead to the development of more effective cancer drugs with reduced harm to healthy cells.
Researchers found that impurities swept away in deeper water decrease in size with surface elasticity, while counterflows cancel out fluid movement. In shallow water, the boundary becomes blurred, revealing new processes in well-studied physics experiments.
Physicists have discovered that useful information about ultrafast light-matter interactions is buried deep within signals produced by two-colour pump-probe experiments. Advanced techniques are required to extract this information, which could lead to breakthroughs in fields such as vision and photosynthesis.