Articles tagged with Crystallization
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Researchers at Arizona State University have observed a previously unseen property of water, where it changes from one liquid to another under super-cooling and specific conditions. This phenomenon, known as a liquid-liquid phase transition, was only seen in computer simulations until now.
Researchers used active machine learning to discover new conditions for synthesizing gigantic polyoxometalate molecules. The algorithm outperformed human experimenters, covering a broader range of the 'crystallization space' and discovering unexpected crystals.
A team at Osaka University found that agitating amorphous materials at a certain frequency accelerates crystallization, indicating a new method for controlling the formation of crystalline materials. The study used colloidal systems to model atomic materials and identified a specific vibrational mode facilitating crystallization.
Researchers at Columbia University have developed a new technique to create superstrong, flexible polymers inspired by the nacre of oyster shells. The method uses controlled self-assembly of nanoparticles in a polymer matrix to improve mechanical properties.
Researchers found that modifying molecule structure can influence crystallization path, leading to better control over materials assembly. The discovery may lead to improved design of pharmaceuticals, energy technologies, and food products.
Scientists have found that quartz crystals at the Earth's core provide an immense new energy source to power the planet's magnetic field. This discovery resolves the 'New Core Heat Paradox' and sheds light on the Earth's core cooling process.
Researchers at ICIQ and OSU created a new method to prepare chromium polyoxocations, overcoming a huge synthetic challenge. The study found that controlling the formation of chromium clusters is key to expanding our understanding of metal-oxide cluster crystallization.
Researchers argue that treating gout to avoid symptoms may not effectively address the underlying high uric acid levels causing the condition. They propose a 'treat-to-target' approach to reduce uric acid levels to prevent crystallization and alleviate symptoms.
A team of researchers proposes a new question on the crystallization of water in droplets, finding that density waves are excited before crystallization. The study uses computer simulations to investigate the freezing of nanoscale silicon drops and films, providing new insights into the formation of ice and snow.
Researchers successfully used terahertz lasers to induce permanent changes in a polymer's conformation, increasing its crystallization pattern by 20%. The study demonstrates the potential of terahertz waves as a 'soft' method for modifying materials without inducing chemical changes.
Researchers found that adding limonene accelerates cocoa butter crystallization at lower temperatures but inhibits it at higher temperatures. The study suggests using carefully chosen limonene concentrations and processing temperatures to achieve a smoother, more luxurious reduced-fat chocolate.
Researchers have developed a system to produce stable, amorphous nanoparticles that dissolve quickly and can be made from a wide range of materials, including inorganic substances with high crystallization propensity. These nanoparticles exhibit different electronic, magnetic, and optical properties than their crystalized counterparts.
Researchers created a new polymer material that can switch between two shapes without reprogramming, using internal stress to remember its shape.
A team of researchers discovered that negatively charged molecules in biological scaffolds act like an 'ion sponge,' capturing calcium ions to guide crystallization. This new understanding may aid in developing advanced materials for energy and environmental applications.
Researchers demonstrate that β relaxations are intrinsic to supercooled liquids and glasses, connecting them to outstanding issues in glassy physics and material sciences. The study suggests that metallic glasses could be used to design glassy materials with specific properties, such as ductility.
Scientists from the University of Vienna have identified the enzyme responsible for mushroom browning, which has implications for food spoilage prevention and medical treatment. The study's findings provide a new understanding of the mechanisms behind tyrosinase pigmentation.
Scientists have developed a method to study protein crystals inside cells using X-ray analysis, bypassing complex sample preparation. This breakthrough enables the analysis of micron-scale in vivo samples with improved signal-to-noise ratio.
Researchers from Stanford and KAUST develop a novel method to study crystallization, allowing for unprecedented control over crystal structures. This breakthrough has far-reaching implications for flexible electronics, circuits, and pharmaceutical manufacturing.
A recent study by UC Davis and Oregon State University found that magma mobility in Mount Hood is less than 10%, indicating a higher risk of eruptions. The research suggests using seismic imaging to detect mostly liquid magma, which could lead to more accurate eruption forecasts.
A new study by GW Professor Tianshu Li provides direct computational evidence that nucleation of ice in small droplets is strongly size-dependent. The team's findings demonstrate that water at the nanoscale can no longer be considered bulk water, with implications for climate research and atmospheric science.
Geologists have discovered that rocks in different parts of the world have unique histories, with some dating back over 150,000 years. The studies also found that heavy mineral assemblages reveal changing exhumation patterns and trench tectonics in the Mesozoic Chugach Accretionary Complex.
The study reveals that silicon-carbon nanocomposite electrodes can withstand repeated use and charging cycles without significant degradation. The electrodes' expansion and contraction caused by lithium ion flow are more even and less prone to imperfections, leading to improved battery performance and potential for longer lifetimes.
Scientists used fluorescence correlation spectroscopy to investigate the processes at the surface of growing crystals. They found that when single tetragonal crystals formed, there was no concentration gradient between the solution and the crystal surface. However, in formation of clumps of needle-like branched crystals, called spherul...
Researchers at Argonne National Laboratory discovered that nanoparticles can self-assemble into a crystal lattice with low defects when floating at a liquid-air interface. This process allows for two-dimensional crystallization over a longer time scale, enabling the formation of highly ordered phases.
Researchers at ESRF found that a five-fold coordinated surface triggers supercooling, which is then confirmed through experiments with a gold-silicon alloy. This discovery resolves long-standing debates and has implications for hail prevention, technological processes, and semiconductor nanostructure growth.
Researchers found that stable nanoclusters of calcium carbonate form in water with a small quantity of dissolved calcium carbonate, not as previously thought. This discovery may help explain the structure of biominerals and provide insights into coping with lime scale in washing machines.
Researchers at Argonne National Laboratory have developed a method to align large groups of molecules using lasers, allowing for atomic-level resolution imaging without crystallization. This breakthrough could enable the study of thousands of human proteins important for drug interactions.
Researchers used the world's smallest pipette to study tiny liquid metal droplets and found they develop surface facets that form an 'ethereal dance' as they freeze. This challenge to traditional theory may improve understanding of freezing processes in nature and nanotechnology.
Scientists at ESRF have made significant progress in understanding zeolite synthesis by monitoring the process in real-time. They found that molecular organization occurs before crystallization, leading to more efficient catalysts.
Scientists have developed a new method for crystallizing proteins, which could lead to the creation of effective drugs for diseases such as cystic fibrosis and Alzheimer's. The improved method uses a thinner sponge-like structure to bind proteins together more easily.
A Virginia Tech research group is studying secondary crystallization in semicrystalline plastics to understand how their properties change over time. They aim to create models that help chemists design new materials with improved long-term properties.
Researchers at Johns Hopkins University are creating new metallic glasses with superior strength, elasticity, and magnetic properties. These materials can be molded into a final shape and exhibit distinct mechanical and magnetic properties due to their random atomic structure.