Articles tagged with Phase Transitions
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Researchers have confirmed a novel quantum topological material for ultra-low energy electronics, reducing energy consumption by a factor of four. The study reveals the potential of zigzag-Xene-nanoribbons to make topological transistors with robust edge states and low threshold voltage.
A team of scientists led by Samuel Dunning has developed an original technique to predict and guide the ordered creation of strong, yet flexible, diamond nanothreads. The innovation allows for easier synthesis of the material, which has potential applications in space elevators, ultra-strong fabrics, and other fields.
Researchers used lab-based mimicry to reveal a new crystal structure that has major implications for our understanding of the interiors of large, rocky exoplanets. This discovery could have revolutionary implications for how we think about the dynamics of exoplanet interiors.
Researchers discovered a phase transition from charge-density-wave order to electronic nematicity in Kagome superconductor CsV3Sb5 at 35 Kelvin. This novel nematicity has Z3 symmetry, distinct from high-temperature superconductors.
Researchers at City University of Hong Kong have discovered a super-elastic high-entropy Elinvar alloy that retains its stiffness even after being heated to 1000 K. The alloy's unique structure and chemical composition allow it to store a large amount of elastic energy, making it suitable for high-precision devices in aerospace enginee...
Researchers at Tel Aviv University found that a specific type of bacteria, Weissella, becomes dominant in the gut microbiomes of locusts when they form swarms. This change may provide the bacteria with an evolutionary advantage, allowing them to spread and infect more locusts.
The study reveals that a single folding mechanism can generate an infinite family of shapes in flexible structures. Researchers have developed a novel approach to predict and control tough, flexible structures from skyscrapers to microscale using conformal deformations.
Researchers have created a new rubber-like solid substance with surprising qualities: it can absorb and release large quantities of energy. The material is programmable, thanks to its use of tiny magnets embedded in an elastic substance, enabling predictable phase transitions.
A survey study assessed psychological distress among U.S. adults during four different phases of the COVID-19 pandemic, finding significant increases in symptoms during lockdowns and reopening phases. The study suggests that ongoing mental health support is essential to mitigate these effects.
Researchers from SUTD and A*STAR IMRE demonstrate the use of chalcogenide nanostructures to reversibly tune Mie resonances in the visible spectrum, paving the way for high resolution colour displays. The technology relies on phase change materials, including antimony trisulphide nanoparticles.
New research introduces adaptable smart window design that can heat or cool a house. The film changes its properties to absorb sunlight in winter and reflect it in summer, reducing energy consumption by 20-34%.
Researchers from Lawrence Berkeley National Laboratory, Georgia Institute of Technology, and the University of California, Berkeley, describe advances in understanding phase change materials for thermal energy storage. Better understanding liquid state physics may help accelerate technology development for the energy sector.
A team of Boston College researchers has discovered a dramatic re-arrangement of magnetic domains with thermal cycling in a Mott insulator. They used spin-polarized scanning tunneling microscopy to map the local strength of antiferromagnetic ordering on nanometer length scales.
Researchers find that triangular-patterned materials can exhibit a mashup of three different phases, with each phase overlapping and competing for dominance. As temperature increases, the material becomes more ordered due to the breaking down of these competing electron arrangements.
A new approach evaluates vaporization enthalpies of alkylaromatic compounds and their derivatives, showing high accuracy compared to experimental methods. The method uses additivity principles and accounts for non-additive effects due to π-conjugation and intermolecular hydrogen bonding.
New research reveals that a layer of 'hot', electrically conductive ice could be responsible for generating the magnetic fields of ice giant planets. The study found two forms of superionic ice, one of which may exist in the interiors of Uranus and Neptune.
Researchers used computer modeling to study prethermal discrete time crystals (DTCs) using classical physics, not quantum physics. They found that a simpler approach can be used to understand the properties of DTCs, which are highly complex physical systems.
A new Australian study examines systems transitioning from a normal fluid to a quantum state known as a superfluid, which can flow with zero friction. The research provides new insights into the formation of these remarkable states, revealing different timescales and correlations involved.
Researchers have discovered a room-temperature transition between 1D and 2D electrical conduction states in topological crystals of bismuth and iodine. The material's electronic behavior changes at a transition temperature around 80 degrees Fahrenheit.
Researchers at the University of Texas at Dallas have produced large, high-quality bismuth iodide crystals that demonstrate the existence of weak topological insulators. The crystals undergo a phase transition into a novel structure at room temperature, altering their electronic properties.
Researchers at GIST develop a non-contact, nondestructive approach to characterize crystal structures in thin films, shedding light on surface symmetries in SrRuO3. The technique offers a platform for structural characterization of surfaces and interfaces using optical techniques.
Researchers discovered three phases of growth that explain how cetaceans shift their nasal passage from a parallel to an angled orientation. This finding provides insight into the developmental process and could inform our understanding of cetacean evolution.
Researchers at Texas A&M University have developed a method to cool steam turbines using phase change materials, potentially reducing fresh water usage. By leveraging machine learning techniques, they created a system that can predict when and how much of the PCM will melt and freeze, maximizing cooling power and capacity.
Researchers discovered MnS2 transitions into a metallic state and then back to an insulator as pressure is applied, resulting in significant decreases in resistance. This phenomenon occurs due to the interaction of electron spin states under high pressure.
Scientists introduced tiny precipitates into an alloy, tuning their size and spacing to enhance both strength and ductility. This approach allows for the creation of lightweight, strong materials that can withstand catastrophic deformation without breaking.
Scientists from Japan and China have discovered three previously unknown mechanisms of phase transition in soft materials, shedding light on the dynamics of solid-to-solid transformations. This research has diverse applications, including targeted drug delivery and development of new materials with tailored properties.
A RMIT-led international collaboration has achieved record-high electron doping in a layered ferromagnet, causing magnetic phase transition with significant promise for future electronics. Ultra-high-charge, doping-induced magnetic phase transition in Fe5Ge2 enables promising applications in antiferromagnetic spintronic devices.
Scientists from Tokyo Metropolitan University used super-resolution machine learning to study phase transitions by simulating tiny arrays and then generating a larger estimate. This technique allows for massive computational cost savings, enabling the study of complex materials behavior.
Researchers found that even in hydrated subducting slabs, dry olivine can exist, resolving a long-standing paradox. This discovery suggests hydrous minerals play crucial roles in the Earth's interior water cycle and contribute to deep-focus earthquakes and large plate deformations.
Researchers at Federal University of Rio de Janeiro discover a crucial link between phase transition and cancer pathology. Mutant p53 aggregates are formed through liquid-to-liquid phase separation, progressing to a gel-like or solid-like state that plays a key role in cancer development.
Researchers at Leipzig University have developed a new model that enables precise determination of the features in complex pore networks, revealing potential applications in drug release, sensor technology and energy storage.
Scientists discover a crucial phase of embryonic development in zebrafish where the solid-like tissue becomes fluid-like, leading to morphogenesis. The study reveals that this change is caused by a critical point in cell connectivity, similar to phase transitions in non-living systems.
Scientists from the NANOGrav Collaboration detected very low-frequency gravitational waves with potential implications for dark matter research. The signals are consistent with phase transitions in the early universe and extremely light axion-like particles, considered promising candidates for dark matter.
Researchers have successfully mapped the metallic and insulating regions of atomically engineered devices made from rare-earth nickelate compounds at near-atomic resolution. This breakthrough enables a deeper understanding of the physics behind these electronic materials, which may be used in future computing approaches.
Researchers at SUTD developed a new connection between exploration-exploitation trade-off in multi-agent AI systems and Catastrophe Theory. This discovery aims to improve the performance of AI systems, such as robotic space missions and healthcare management.
Researchers analyze RHIC collision data to track transitions between nuclear phases, aiming to understand the universe's evolution and neutron star cores. The analysis reveals tantalizing signs of turbulence, hinting at a possible 'critical point' where quarks and gluons transform from one phase to another.
Researchers propose a new type of dark energy that could explain conflicting measurements of the universe's expansion rate. The theory suggests that dark energy underwent a phase transition triggered by the universe's expansion, resulting in a more consistent explanation for observed phenomena.
Researchers have developed a method to characterize topological phases of light using nonlinear instabilities, offering a simpler way to probe and generate these states. The approach exploits the quantized properties of vortices formed during modulational instability, providing a new tool for identifying different topological phases.
Researchers from Immanuel Kant Baltic Federal University develop an optimized arc melting technique to produce highly pure MAX-phases with controlled stoichiometry and pressure. This leads to increased manganese incorporation and reduced side phases, crucial for fundamental understanding of MAX-phase magnetism.
During the early COVID-19 outbreak in Italy, patients received potentially effective yet unapproved treatments due to lack of available therapies. The study reveals significant changes in drug demand compared to pre-pandemic periods.
Researchers from NUS developed an ultra-thin material with unique properties that could achieve faster and more energy-efficient memory chips. They created 'whirling' nano-structures in anti-ferromagnets, which are stable structures that can be moved at whirlwind speeds, enabling new types of information bits.
A team of researchers has successfully fabricated atomically thin, 2D hexagonal boron nitride (h-BN) films that phase transition to strong, super lightweight cubic boron nitride (c-BN) at room temperature. The findings reveal a promising material for protective coatings, nanotechnology thermal applications, and deep-UV light emitters.
Researchers at the University of Göttingen have successfully filmed a phase transition of a crystal structure using laser beams and ultrafast transmission electron microscopy. The experiment reveals the rapid formation and growth of tiny regions where the material undergoes a structural change, providing fundamental insights into light...
Scientists have experimentally confirmed the presence of an intermediate hexatic phase in a monolayer dusty plasma system, resolving a long-standing question in theoretical physics. The research uses an unconventional approach to form a monolayer dusty system and precisely controls temperature to identify the phase transition points.
A team of researchers at the University of Minnesota has discovered a groundbreaking one-step process for creating materials with unique properties, called metamaterials. They demonstrated a variable photonic crystal material with 99 percent efficiency using temperature and laser wavelength.
Researchers at Heidelberg University observed a phase transition with six atoms, showing signatures of a superfluid state. This finding reveals the emergence of collective behavior in microscopic systems.
Researchers at The University of Tokyo have found evidence of a critical point based on the cooperative formation of tetrahedra in supercooled water. This discovery suggests that water's anomalies, such as its maximum density and large heat capacity, originate from the two-state feature, rather than criticality.
Researchers from Far Eastern Federal University studied the correlation between TES shape and efficiency, finding that straight walls are often preferred but can vary depending on specific criteria. The study also explored the potential of integrating TES with other energy accumulators, such as adiabatic compressed air storages.
A research team from KIST has developed a new material that can reduce heat penetration through building walls. By applying phase change materials with bubble injections, the indoor temperature can be suppressed and the cooling load of the building can be lowered.
A research team at Osaka University developed an ultra-small actuator with unparalleled sensitivity, fast on/off response, and nanometer-scale precision. The actuator uses a phase transition in vanadium oxide crystals to achieve high accuracy and speed, revolutionizing micro-robotics and advanced technologies.
Researchers used AI and quantum mechanics to study dense metallic hydrogen, finding a smooth and gradual transformation from molecular to atomic phases. The discovery resolves long-standing debates on the nature of dense hydrogen and has implications for understanding giant gas planets.
Researchers used artificial neural networks to simulate hydrogen's phase transitions at high pressures and temperatures, challenging previous assumptions. The study suggests a smooth transition between insulating and metallic layers in giant gas planets, reconciling existing discrepancies between lab and modeling experiments.
Researchers have successfully observed the desorption of long polymer chains from a surface, classifying it as a first-order phase transition. This breakthrough study uses fast scanning calorimetry to measure heat exchange and characterizes the elusive adsorption/desorption transition.
Scientists at ESRF discover new type of critical point in liquid sulfur, allowing for better understanding of liquid-to-liquid transitions and their applications. This breakthrough could open doors to studying the complexity of other important systems like water.
Researchers discovered a phase transition in quantum dot films, where conductivity increases when linker molecules replace long capping molecules. This breakthrough could lead to better solar panels and digital displays.
A study tracked queen bumblebees' movements as they established nests, revealing changes in habitat selection and diet preferences. The findings suggest that diversified landscapes support bumblebee colonies by meeting their changing needs during different phases of their lifecycle.
Researchers discovered a high-energy parent state with unusual symmetry breaking in magic-angle twisted bilayer graphene, leading to the revival of Dirac electrons. The system exhibits asymmetric electronic compressibility and phase transitions near integer fillings.
Researchers from SUTD have developed a new material that increases the lifespan of rechargeable batteries using sodium ion technology. The breakthrough addresses the global shortage of lithium resources and enhances energy density, enabling more efficient power supplies for electronic products.
A new study by Waseda University researchers found that orbital ordering in a vanadate compound exhibits a clear nucleation-growth behavior. The team discovered two soft phases similar to vapor and water, with surface tension between the phases, a phenomenon never observed before in electron-based phase transitions.
The research team successfully simulated the non-equilibrium phase transition of Rydberg atoms, revealing previously unobserved optical response and time-domain spectral properties. The findings are predicted by the forest fire model, offering a new approach to study the basic physics of many-body dynamics.