Articles tagged with Self Assembly
Scientists systematically map the Biginelli reaction to uncover a previously unknown branch that produces complex bicyclic structures and molecules with unusual supramolecular behavior
A team in Japan has created a propellor-shaped lipid mimic molecule that forms stable 'islands' in a 'sea' of lipid, achieving phase separation and high thermal stability. This new design principle can be used to engineer domains in artificial membrane materials for various applications.
Researchers created microspheres with twisted-bipolar molecular configuration, enabling angle-selective optical resonance and laser oscillation. The resulting emissions mimic Saturn's rings, showcasing directional control of light in microscopic spaces.
Tosyl groups act as a form of molecular code, enabling pseudorotaxane-like geometries and biased macrocyclization reactions. The number of tosyl units determines higher-order assembly behavior, including ring closure and polymeric chain formation.
A team of scientists developed a chlorophyll-based supramolecular polymer that can gradually evolve from nonhelical fibers into well-defined helical structures. The transformation occurs cooperatively and is driven by small energy differences between stable arrangements, offering a blueprint for designing dynamic helical structures.
Researchers develop programmable system to selectively pick up and place delicate electronic components, enabling mass production of defect-free displays and 3D microchips. The 'smart stamp' technology uses localized heating to control a polymer's stickiness, allowing precise transfer of semiconductor chips and other materials.
Scientists from ISTA and Brandeis University develop a geometric framework that predicts viable structures in self-assembling particles. The 'high-dimensional convex polyhedron' tool helps identify constraints that prevent certain outcomes, offering insights into designing custom-made nanomaterials.
A new platform allows researchers to study the forces that bind tiny objects together, revealing insights into self-assembly processes and fundamental forces in nature. The platform uses gold flakes in a salt solution, with light bouncing back and forth through nanometre-sized cavities to display colors.
Researchers have developed atomic-level precision patterning on nanoparticle surfaces using stencils, creating 'patchy nanoparticles' with various shapes and functions. The technique allows for large-scale production of batched particles with intricate designs, enabling the creation of novel materials and metamaterials.
Researchers at Pohang University of Science & Technology have successfully synthesized Prussian Blue with an octahedral morphology by using a specialized solvent. The new crystal shape enhances electrochemical reactivity and stable performance in sodium-ion hybrid capacitors.
Scientists discovered a novel method to synthesize gold-polymer nanocomposites within living E. coli bacteria, creating natural microreactors for complex nanostructure formation. The approach enables spatially controlled and eco-friendly synthesis of functional materials.
Researchers at MPI-DS discovered that non-reciprocal interactions between particles can homogenize mixtures and control particle organization. This study offers a new route to understanding how complex patterns and structures emerge and maintain cellular functions.
The study successfully manipulated the formation of left-handed or right-handed helical aggregates using precise light control, exhibiting promising insights into novel functional materials. The researchers found that residual aggregates acted as nucleation sites forming oppositely directed helical assemblies under certain conditions.
Researchers at Waseda University developed a novel self-assembly process to create multilayered films with superior thermal, mechanical, and gas barrier properties. The film exhibits enhanced hardness and self-healing ability compared to conventional materials.
A new platform allows users to rapidly prototype large, sturdy interactive structures without requiring mechanical or electrical engineering expertise. The system utilizes reconfigurable building blocks with integrated electronics that can be assembled into complex devices.
Researchers at the University of Birmingham have developed a new method for rapid scalable preparation of uniform nanostructures directly from block polymers, significantly reducing processing time from weeks to just minutes.
Researchers at Kobe University discovered that the molecule afadin plays a crucial role in cell adhesion by facilitating droplet formation. This process is essential for organs to form properly and tissues to develop, with significant implications for cancer metastasis and tissue engineering.
Researchers identified a new property, interface flexibility, controlling how molecules self-organize into crystalline supramolecular networks. Interface flexibility was found to be more important than chemical bond strength or number in forming stable hexagonal networks.
A team of researchers has developed a novel model of the Blood-Brain Barrier, which mimics the complex structure of cerebral blood vessels. This breakthrough enables scientists to study neuroinflammation and develop new therapeutic strategies for Alzheimer's disease and other neurodegenerative disorders.
Researchers developed new materials to facilitate electron transfer between enzymes and electrodes, improving biosensor performance. This innovation enables accurate measurements for disease diagnosis, environmental monitoring, and sustainable energy technology.
Researchers synthesized optically active conducting polymers through physical methods using liquid crystals as solvents, achieving asymmetric (chiral) living polymerization. The resulting polyisocyanides exhibited optical activity and properties of twisted-bend nematic liquid crystal.
Researchers from Trinity College Dublin have developed 'Malteser-like' molecules that can be governed to produce predictable and desirable self-assembly structures. These molecules hold promise for applications in highly sensitive sensors, next-gen targeted drug delivery agents, and luminescence-based monitoring.
Researchers Navdeep Rana and Ramin Golestanian investigated non-reciprocal interaction and defect formation in active systems, finding well-ordered wave patterns emerge when non-reciprocity exceeds a certain level. This property opens avenues for applications of non-reciprocal active matter systems.
Researchers at Kaunas University of Technology (KTU) have developed a unique nanolaser that uses silver nanocubes to generate and amplify light. The laser's operating principle resembles a hall of mirrors, allowing efficient light generation in an optically active medium.
Researchers at IBEC are developing Phagocytic Synthetic Cells (PSCs) to target antibiotic-resistant pathogens. The innovative cells use programmable membranes to eliminate harmful bacteria, offering a potential solution to the growing antimicrobial resistance crisis.
A new technique has been demonstrated for self-assembling electronic devices, enabling faster and less expensive production. The method uses a directed metal-ligand reaction to create semiconductor materials with tunable properties.
The German Research Foundation has approved a four-and-a-half-year extension for the Research Training Group 2516, which explores structure formation in soft matter. The group aims to understand assembly processes and manipulate them through interfaces.
Scientists discovered that cyanobacteria align along inner edges of illuminated surfaces to create stable structures. This collective behavior arises from individual filament movement, enabling the formation of complex structures and curves.
Researchers analyzed over 450 jazz improvisations and 99 classical compositions to quantify musical pitch sequence similarity. They found high predictability until a time limit, after which sequences become unpredictable and variable.
Scientists developed a novel method to create colloidal molecules with specific symmetry using fluorescent polymers and self-assembly. The process allows for the formation of soft materials with various symmetries depending on the polymer mixing ratio.
GeniPhys secures $500k NSF grant to support regulatory and commercial readiness of Collymer SAS for soft tissue restoration in advanced wound care. The technology promotes regenerative remodeling without inflammatory response, facilitating faster healing and tissue repair.
Researchers on the International Space Station have developed human liver tissues with enhanced functionality in microgravity, paving the way for novel stem cell-derived liver tissues and alternative to traditional liver transplants. The team also created a bioreactor system for stable supercooling preservation of tissues.
Carl-Philipp Heisenberg, a developmental biologist, has received a five-year €1M NOMIS grant to investigate the role of cytokinesis in early embryo development. His research aims to challenge the current understanding and uncover the mechanisms that shape complex life forms.
Researchers at Northwestern University developed soft, sustainable electroactive materials using peptides and a snippet of plastic. These materials can store energy or record digital information and have potential applications in low-power electronics, sensors, and medical implants.
Researchers discovered liquid crystals can form complex structures, including filaments and discs, similar to biological systems. These findings may lead to self-assembling materials and new ways to model cellular activity.
The researchers synthesized supramolecular polymers with the ability to form larger complexes in response to external stimuli, which may shed light on biomolecular self-assembly and other ‘smart’ materials. The resulting shape of the assemblies can be controlled based on the concentration of a specific additive.
Researchers from the University of Leeds and international partners have created an oil-free super-lubricant from potato proteins, achieving near zero friction. The material uses natural protein building blocks with a lower carbon footprint, opening doors for sustainable biomedical applications and low-calorie foods.
Dr. Josephine Wu's project, OPTO-BIOPRINTING, aims to develop a novel platform for spatiotemporally guided tissue engineering using cellular self-assembly and light triggering. The goal is to create living organ replacements that can perform as well as native equivalents.
Researchers developed a novel block copolymer that can create finely detailed structures on semiconductor chips with half-pitch sizes of less than 10 nanometers. The new compound achieves 7.6 nm line width, outperforming conventional block copolymers.
Researchers at ISTA discovered that misaligned protein filaments 'die' and re-assemble to form a well-aligned ring structure essential for bacterial cell division. This mechanism could lead to the development of synthetic self-healing materials.
Researchers at the University of Buffalo have successfully fabricated the world's highest-performing high-temperature superconducting (HTS) wire segment, achieving critical current density and pinning force values previously unseen. The breakthrough could significantly improve the price-performance metric for commercial coated conducto...
A German-Japanese research team developed a polymer inspired by a protein found in plants to selectively remove harmful heavy-metal ions from water. The polymer achieves high specificity and efficiency, making it a promising solution for improving water treatment processes.
Scientists develop locally periodic honeycomb structure with ordered but non-periodic arrangements, exhibiting properties distinct from usual periodic crystals. The study highlights the effectiveness of aperiodic approximants in inducing modulations within self-assembled soft-matter systems.
Scientists at Yokohama National University have developed a novel approach to create dual-pore molecular crystals with two distinct functionalities. By using quasi-racemates, the researchers achieved social self-sorting of two pairs of quasi-racemates to form ring-shaped molecules with varying pore sizes.
Researchers have engineered nanosized cubes that spontaneously form a two-dimensional checkerboard pattern when dropped on the surface of water. The self-assembly process is driven by surface chemistry, with hydrophobic and hydrophilic molecules interacting to create voids between the cubes.
Researchers introduce a new mathematical framework that analyzes self-organization in embryonic development. The framework, which uses information theory, predicts optimal parameters for the process and provides insight into how cells interact with each other. This discovery has implications for understanding complex biological processes.
Scientists at Arizona State University develop a new simulation method to predict and guide the self-assembly process, creating tiny, self-assembled crystals with unique optical properties. This breakthrough advances technologies in computer science, materials science, medical diagnostics, and more.
Researchers from Kaunas University of Technology have developed a new technology for perovskite solar cells using self-assembling monolayers. This innovation increases the efficiency of solar cells by allowing only one type of charge to pass through, similar to an automatic gate on the subway.
Researchers studied triphenylphosphine on graphite and discovered it moves with surprisingly little energy, jumping and rotating like a spacecraft. This insight holds potential for future nanotechnologies, including advanced materials and more efficient ways of making medicines.
Scientists developed a model to predict pattern formation by phase separation, considering material properties and molecular arrangements. The new theory can help engineers create specific nanoscopic structures following nature's principles of self-organization.
Researchers developed a multifunctional drug delivery system that can carry both hydrophilic and hydrophobic compounds, overcoming previous limitations in conventional methods. The system utilizes switchable peptide-stabilized emulsions, allowing for precise release of drugs in tumor cells.
Researchers at UNIST have developed a groundbreaking technology that enables the real-time display of colors and shapes through changes in nanostructures. Utilizing block copolymers, they achieved the self-assembly of photonic crystal structures on a large scale, mimicking natural phenomena observed in butterfly wings and bird feathers.
Researchers from Nano Life Science Institute discovered how genetically designed peptides form single-molecule thick crystals on graphite surfaces. The behavior is directly related to their molecular architecture, with negatively charged and positively charged peptides forming unique oblique lattices.
Scientists have developed a new biocompatible material that can conduct electricity efficiently in wet environments and interact with biological media. The modified PEDOT:PSS enables the creation of organic electrochemical transistors (OECTs) with high performance and excellent characteristics.
Researchers have successfully fabricated a self-assembling photonic cavity with atomic-scale confinement, bridging the gap between nanoscopic and macroscopic scales. The cavities were created using a novel approach that combines top-down and bottom-up fabrication techniques, enabling unprecedented miniaturization.
Researchers have developed a new self-assembling nanosheet that can create functional and sustainable nanomaterials for various applications. The material is recyclable and can extend the shelf life of consumer products, enabling a sustainable manufacturing approach.
Physicists investigate systems of self-propelled particles whose speed depends on orientation, discovering a series of new effects, including spontaneous cluster formation with permanent flow and programmable shapes. The findings have practical importance for technical applications, such as realising programmable matter.
New technology enables self-sustaining modules to assemble, disassemble and recycle, offering unprecedented sustainability for electronic devices. The innovation is part of a larger field of Microelectronic Morphogenesis, which aims to replicate living systems through controlled form creation.
Researchers developed a model demonstrating that chasing interactions can induce dynamical patterns in bacterial organization. The structure becomes visible on a higher level, without requiring adhesion or alignment.
Researchers have created artificial hybrid molecules combining DNA and peptides, paving the way for the development of viral vaccines and artificial life forms. These building blocks can be used to create nanomachines that drill through cell membranes or target cancerous tumors, holding promise for combating difficult-to-cure diseases.