Articles tagged with Self Assembly
Researchers develop light-emitting metallacages via coordination-driven self-assembly, overcoming aggregation-caused quenching challenges. The AIE phenomenon enables high luminescence efficiency in aggregate states, enabling applications in sensing, biomedicine, and catalysis.
Researchers from TU Graz and FSU Jena discovered three opposing driving forces controlling the self-assembly of functionalized molecules at interfaces. A design principle using machine learning was established to predict structures and properties. This breakthrough enables the easy assembly of desired interfacial properties on demand.
Researchers propose a new strategy to obtain size-controlled Eu3+-complex nanoparticles with self-assembly induced luminescence characteristics. The amphiphilic Eu3+-complex possessing carbazole derivative ligands can self-assemble into Eu-NPs with excellent water dispersibility and controllable particle size in aqueous solution.
A new study combines complexity science and social risk management to understand the impact of globalization, digitalization, and sustainabilization on societal coherence. The research finds that rapid shifts in public opinion and the emergence of populist movements can pose a threat to diversity and cohesion.
Researchers developed a new microscopy method to visualize the building blocks of 'smart' materials being formed at the nanoscale. The technique, called VC-LCTEM, allows scientists to see the reaction taking place in real time, enabling them to understand how to speed up and control the process.
Scientists create self-assembly of interlocked structures, including linear [3]catenanes, Borromean rings and ring-in-ring complexes, using bithiophenyl groups as building blocks. The new method enables the formation of heterogeneous D-A ring-in-ring complex.
Researchers at Anhui University and Nanjing University successfully constructed 1D linear chains, 2D grid networks, and 3D superstructures from Ag29(SSR)12 nano-building blocks. The hierarchical self-assembly enables remarkable optical absorptions and gas storage properties in the assembled frameworks.
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.
Using electrostatic charge, researchers created crystalline materials resembling table salt and opals. This process allows for mass production of functional materials with adjustable size and shape.
Scientists have gained new insight into the conditions that control self-assembly in viral protein shells, which could lead to a promising new approach to hindering viral infections. The study highlights factors that can cause incorrect self-assembly and suggests manipulating these factors to induce misassembly could be effective.
Researchers have found a way to use nature's inner dynamics to build complex systems, including cells and crystals. They observed the Tracy-Widom distribution in diverse systems, which could help predict and study new examples of systems with this universality.
A research team of physicists and chemists from Kiel University mimicked self-assembly processes to fabricate various patterns of controllable sizes, including the largest structures reported so far. They developed a model of intermolecular forces driving the self-assembly, enabling control over pattern size.
Researchers have developed a new biomaterial that can be 3D printed to create tissue-like vascular structures, which could enable the recreation of vasculature in the lab. The material exhibits biologically relevant properties and has the capacity to withstand flow, making it suitable for building complex robust structures.
Scientists studied oligomer self-assembly at an oil-water interface to create tunable, monolayer thick surfaces with custom properties. Adjusting ions in the water phase aided in forming well-defined interfaces and modifying surface size and shape.
Researchers have identified a common approach to clustering, a phenomenon that leads to nonequilibrium multiscale assembling in biological systems. The proposed method could simplify studying cluster systems in both natural and artificial objects.
A team of researchers found that microtiming deviations, previously thought to be crucial for the swing feel in jazz music, are actually unnecessary. Instead, musicians perceive the swing when the timing fluctuations are minimal. The study, conducted by the Max Planck Institute and University of Göttingen, used digital jazz piano recor...
The team created a cucurbituril-based host-guest complex that polymerized into a linear chain and then associated into a hollow microtubule via van der Waals interactions. This breakthrough mimics the formation mechanism of natural microtubules, essential for cellular functions.
Researchers at TUM functionalized a simple rod-like building block with hydroxamic acids to form molecular networks displaying complexity and beauty. The networks exhibit exceptional properties and chiral symmetry, with unique opportunities for bottom-up nano-templating.
A team of UC Santa Barbara researchers have discovered a new phase in block copolymers, expanding the range of possible options for material design. The newly found phase, known as A15, belongs to a class of tetrahedrally close-packed structures and has been observed in both metal and polymer materials.
Researchers from Singapore University of Technology and Design have discovered a method to achieve self-assembly of low-density droplets in microfluidic flows using three-dimensional microchannels. The study shows that by introducing a gradual increase in height, droplets can accumulate and assemble into ordered structures.
University of Illinois engineers found that adding salt to water triggers a multistep assembly process, allowing for complex architectures and reconfigurable materials. This discovery may enable the development of new technologies such as solar cells and catalysis.
Researchers from Bar-Ilan University and colleagues discovered Topological Synchronization, a new type of synchronization in chaotic systems. This phenomenon occurs when small areas of one strange attractor have the same structure as another, leading to gradual synchronization.
Researchers developed a simple method to create silver nanowire-coated fibers with high conductivity, flexibility, and mechanical strength. The fibers have promising applications in wearable devices, addressing the need for comfortable and functional smart textiles.
Researchers apply biological principles of self-organisation to swarm robotics, enabling robots to grow shapes without predefined plans. The robot swarms adapt to damage and self-repair, making them reliable for real-world applications such as disaster response or temporary structures.
Physicists from the University of Basel created a network with pores about one nanometer in size and controlled the physical state of individual Xenon gas atoms between solid and liquid by temperature and electrical pulses. The study paves the way for the development of new, smaller data storage devices.
A team of researchers at the University of Tokyo has identified the weak van der Waals forces holding together a tiny, self-assembling box. The box can bulge to accommodate large or long guest molecules and contract to eliminate extra space when hosting negatively charged guests.
A new model by the University of Tokyo Institute of Industrial Science has shed light on the physical principle behind controlling crystal materials. The findings have practical benefits for applications such as non-volatile memory devices and electro-mechanical actuators.
Researchers at Brown University discovered that graphene forms sharp, saw-tooth kinks called quantum flexoelectric crinkles, which produce intense electrical charges. These charges can be used to direct nanoscale self-assembly and manipulate biomolecules like DNA.
Researchers at the University of Bristol have discovered a novel type of opal formed by brown algae, exhibiting iridescence due to self-assembled oil droplet nanostructures. The seaweed's chloroplasts-containing cells can switch on and off this dynamic self-assembly, creating changing opals that react to sunlight.
Researchers developed an algorithm to simulate molecular dynamics of patchy particles, which are made up of a rigid body with only two charged patches. The findings provide new insights into what makes biological entities like protein/DNA combinations self-assemble.
Researchers at Oregon State University have created cell-penetrating nanomaterials that can deliver molecular drugs and cargo into cells. The nanodrills, with distinct shapes resembling drill bits, showed a strong capacity for encapsulating guest molecules for therapy or imaging.
Biomaterials with precisely ordered structures could be used for various biomedical applications due to their precise control of self-assembly. The hybrid approach allows researchers to expand the chemical diversity of protein-based materials by combining different alphabets, such as amino acids and lipids.
Scientists have discovered a way to create materials with new properties by inducing liquid crystals to form ordered rings in nanopores. This self-assembly process allows for the design of nanomaterials that can be controlled through temperature, enabling novel applications in organic semiconductors.
Researchers have developed 'hairy' nanoparticles that can assemble and disassemble on demand, allowing for simultaneous delivery of therapeutic drugs and heating to cancer cells. This technology combines light-sensitive materials with water-repelling yet light-absorbing materials to create photo-responsive gold nanoparticles.
Researchers at Institute for Basic Science developed a method to create dynamic tubular structures by exploiting centripetal force of rotating fluids, enabling self-assembly of particles under non-equilibrium conditions. This breakthrough could lead to creation of various shapes of microcomposites useful in photonics applications.
Researchers use liquid-phase transmission electron microscopy to study colloidal gold nanoparticles' interactions and self-assembly. The method provides precise control over particle shape and assembly rates, opening up new possibilities for nanotechnology applications.
A team of chemists has developed particles that can form endless architectures from a handful of basic pieces, self-assembling without human intervention. This technology enables the creation of microscopic building blocks with on-board instruction manuals, mimicking nature's manufacturing technology.
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.
Researchers have gained new insights into the arrangement of stiff polymers in spherical cavities using computer simulations. The study reveals complex structures emerging on the sphere surface, including bipolar patterns and a tennis ball-like structure with four distinct poles.
Researchers at Ulsan National Institute of Science and Technology have developed a novel method to control cellular fate by introducing organelle-localized self-assembly of peptide amphiphiles. This approach enables targeted cancer chemotherapy by activating the intrinsic apoptotic pathway against cancer cells, reducing side effects.
Researchers at Goethe University Frankfurt discovered that anesthetics decrease local information generation in specific brain areas, which can lead to reduced signal transmission and consciousness loss. This finding challenges the previous assumption that anesthetics disrupt signal transmission between brain areas.
Using molecular simulations, researchers have developed an approach called inverse design that allows them to identify simpler interactions between particles that can spontaneously self-assemble into complex structures. This method enables the discovery of new materials with desired properties, reducing the time and cost required for t...
Researchers modeled the mechanism of biological self-assembly, finding that flexible surfaces allow for rapid joining, while inflexible surfaces fuse slowly. The study explored factors influencing self-assembly and provides insights into understanding protein complexes and drug receptors.
Scientists confirm that silica can form complex self-assembling mineral structures in natural alkaline waters. These 'biomorphs' resemble living organisms and may hold clues to the origins of life on Earth.
A new study by Kristian Berg and Mark Aronoff found that English suffix patterns can categorize words into grammatical categories, such as adjectives. The researchers analyzed a large sample of written English documents over 1,000 years, discovering consistent spellings for common suffixes like -ous and -ic.
Researchers developed a computational method that allows for controlled fabrication of tiny electrical wires and other nanomaterials. By analyzing intermolecular interactions, the team was able to predict the outcome of molecular self-assembly with high accuracy, leading to potential breakthroughs in device manufacturing.
Researchers have engineered biomimetic structures from mysterious class of disordered proteins, enabling controlled self-assembly and disassembly. This breakthrough will facilitate thorough studies of these proteins and their cellular function, leading to new opportunities for biomedical applications.
Carnegie Mellon scientists develop synthetic gold nanoparticles with hierarchical structures similar to proteins, revealing mechanisms of self-assembly and potential applications in drug delivery and electronics. The study achieves the complexity of protein molecules through atomic-level understanding.
Associate Professor Niveen Khashab's team created self-assembled toroids using a combination of materials and weak chemical bonds. The microstructures held their shape for months, providing insights into the formation of complex biological structures.
Researchers from Tufts University review recent developments in stimuli-responsive membranes, highlighting the benefits of polymer self-assembly for improved selectivity. The study showcases various stimuli-responsive behaviors and future development challenges in this promising field.
Researchers at Brookhaven National Laboratory developed a way to efficiently create complex nanoscale structures by leveraging self-assembly and guided layering. The technique enables the creation of intricate 3D structures with internal channels or pockets, advancing nanotechnology for medicine, energy generation, and other applications.
Scientists at Caltech have developed a method to combine deterministic and random processes for creating complex nanostructures out of DNA. By controlling the design of individual tiles and their interactions, they can produce emergent features with tunable statistical properties, including loop, maze, and tree structures.
Scientists have created clusters of spherical compartments by mimicking natural organelle structures. The synthetic compartments were connected using DNA bridges, enabling controlled properties and architecture.
Researchers have successfully fabricated electronic devices using DNA, which can function at room temperature. The devices work by exploiting the tunnelling effect, where electrons tunnel through energy barriers to create a current.
Researchers at Iowa State University have developed a theoretical framework to understand the relationship between capture zones and the formation of nanoclusters. The study highlights the importance of subtle spatial details in the nucleation process, which is crucial for controlling nanostructure properties.
The University of Pittsburgh chemical engineer is studying the self-assembly of materials into complex structures at sizes much larger than the nanoscale. The research aims to advance the fundamental understanding of large-scale self-assembly and test applications in biological sensors, computer chips, and photonic devices.
Scientists at Brookhaven National Laboratory have developed a method to guide the self-assembly of multiple molecular patterns within a single material, creating new nanoscale architectures. This technique enables the spontaneous formation of complex nanostructures without exhaustive preliminary patterning.
Researchers at Kyoto University have observed artificial nanofibers sorting themselves into organized structures under artificial conditions, a phenomenon similar to that seen in living cells. This achievement elucidates the mechanism of self-sorting and has potential applications in developing intelligent biomimics.
Research finds honeybees anticipate and react to rapid temperature increases sooner in larger groups of 10, suggesting decentralized information gathering improves response time. This study explores the role of group size on self-organization and biological environments.
Scientists at Dartmouth College created an artificial protein that organizes buckminster fullerene molecules into ordered superstructures. This breakthrough enables the precise organization of molecules by design, leading to potential applications in medicine and energy.