Articles tagged with Microstructures
Researchers created microscopic vehicles propelled by swimming green algae, which can be maneuvered by the algae. The team developed two types of vehicles: the rotator and the scooter, with the latter displaying erratic rolling motions.
A team developed a new detection method using organic phosphorescent probes and phosphorescence spectroscopy to study organic molecules in water ice. The study found that adding trace amounts of small or large molecular organics can significantly inhibit the crystalline order of water ice.
Researchers developed a flexible-yet-sturdy morphing structure inspired by the starfish skeleton with 4D morphing features. The structure exhibits self-locking, continuous bending, self-healing, and shape memory features, making it suitable for industry applications in robotics, aviation, and biomedical devices.
Researchers developed microscopic robots that swim through lungs to deliver cancer-fighting medication directly to metastatic tumors. The approach inhibited tumor growth and spread, improving survival rates compared to control treatments.
A team from Osaka University used electron microscopy and computer simulations to study the kinetics of microstructure formation in Fe3Al, leading to a deeper understanding of its superelastic properties. The findings could provide insights for heat treatments and applications in construction and healthcare industries.
Scientists have developed a new approach to simulate the magnetization reversal of Nd-Fe-B magnets, shedding light on microstructural features hindering coercivity. The digital twins can guide the development of sustainable permanent magnets with ultimate performance.
Scientists at Shandong University have created a novel approach to fabricate high-performance NiTiNb shape memory alloys using laser powder bed fusion. The in-situ alloying process yields good mechanical and functional properties, surpassing conventional casting methods. By integrating material synthesis and structure forming, research...
Fossilized bone fragments from Western and Central Europe have been identified as belonging to gigantic ichthyosaurs due to their unique microstructure. The discovery sheds new light on an ongoing debate among paleontologists, suggesting that these massive sea creatures could have reached lengths similar to the modern blue whale.
Researchers from Tsinghua University propose a novel process to convert cutting chips into unique microstructures, transforming waste into valuable materials. The finding has potential applications in enhanced heat transfer, anti-icing, and antibacterial properties.
A study discovers that traditional Chinese ice-ray lattice designs can provide unique stiffness and strength under asymmetric loads, offering an alternative to conventional gridshells. The research also explores the potential of integrating complex geometry into facade design and micro-scale material design.
A research team at KTH Royal Institute of Technology developed a simple technique for fabricating electrochemical transistors using standard 3D microprinters, enabling fast prototyping and scaling of bioelectronic devices. The method replaces time-consuming processes requiring expensive cleanroom environments.
Researchers from Tokyo Institute of Technology developed an ultraviolet laser-processing technique for fabricating complex microstructures, enabling the creation of biohybrid actuators capable of complex, flexible movements. The method involves forming curved microgrooves on a substrate and aligning muscle cells in an anisotropic manne...
Kun Luo uses atomic structure models to uncover novel materials and their properties, such as superhardness and conductivity. His research has led to the discovery of a new material called Gradia, which could be applied to new technologies.
Researchers developed a carbon-based tunable metasurface absorber with an ultrawide, tunable bandwidth in the THz range. The absorber boasts high absorption efficiency and insensitivity to polarization angles, paving the way for advanced technological applications.
Researchers at GIST developed high-performance OECT devices based on poly(diketopyrrolopyrrole) (PDPP)-type polymers, achieving high charge carrier mobility and volumetric capacitance values. The optimized material exhibited a figure-of-merit value of over 800 F V^-1 cm^-1 s^-1.
Researchers examined thresher shark vertebrae and found unique anatomical modifications supporting extreme body bending during tail-whipping behavior. These findings suggest the vertebral column is fortified along its length, enabling the tail to launch over the head.
Researchers developed AI tools to systematically explore metamaterials' design and mechanical properties, predicting optimal structures for desired deformation responses. The tools can generate and optimize new structures using large datasets and variational autoencoders.
The microstructural features of polymer-bonded explosives (PBXs) significantly impact their macroscopic properties. Scattering techniques using large neutron and X-ray scientific facilities can quantify the hierarchical structures and components of PBXs.
A team of researchers has developed a novel experimental system to simultaneously measure the mechanical properties and internal structure of rubber-like materials. The study found that strain within these materials is non-uniform, depending on the shape and size of composite particles.
Researchers introduced a cost-effective solution to correct tilt and curvature errors in two-photon polymerization 3D printing. The method uses Fourier scatterometry, which offers lower uncertainties than traditional methods, resulting in improved image quality and precision.
Researchers developed a new method that allows designing 3D-printed metal parts with varying strength levels, electrical conductivity, or corrosion resistance. The technique uses 3D-printing steps and can reduce manufacturing costs.
Researchers fabricate a pure form of glass and coat specialized pieces of DNA with it to create a material stronger than steel but incredibly lightweight. This novel technology has inspired innovative applications in drug delivery, electronics, and more.
Researchers have developed a high-resolution MRI microscope capable of capturing human embryos with a resolution of one-hundredth of a millimeter. This breakthrough enables detailed visualization and analysis of brain development and organ growth, paving the way for a high-resolution atlas of brain and other organs.
A new study led by Dr. Xuekun Lu has found a way to prevent lithium plating in electric vehicle batteries, which could lead to faster charging times and improve the battery's energy density. The research also reveals that refining the microstructure of the graphite electrode can minimize the risk of lithium plating.
A new type of ultrafast laser technology is being developed to create high-precision microstructures, such as those needed for smartphone displays. The project aims to make the technology cheaper and more efficient, with potential applications in glass processing, polymer ablating, and future laser surgery.
A study published in Nature Communications reveals unusual patterns of small and large particles in a model liquid, which can affect the formation of ideal glass. The findings raise doubts about whether this model liquid can be considered an ideal glass-forming liquid.
Researchers at the University of Pittsburgh have developed a system that uses fluid mechanics and chemo-mechanical processes to autonomously assemble hierarchical 3D structures. The system utilizes sticky bonds to drive self-organization, allowing for the construction of complex devices with minimal external intervention.
Researchers developed a new method to detect hypertrophic cardiomyopathy (HCM) using combined cardiac diffusion tensor imaging and cardiac MRI perfusion scans. The study identified abnormal microstructure and microvascular disease in people with genetic mutations but no symptoms, allowing for early detection of the condition.
Researchers at Georgia Institute of Technology have developed a new type of battery using aluminum foil that shows promising performance for safer, cheaper, and more powerful batteries. The batteries have higher energy density and greater stability than conventional lithium-ion batteries.
Research discusses challenges and future directions for porous metallic implant fabrication, focusing on microstructure, biocompatibility, and mechanical properties. The review aims to promote metabolite and nutrient exchange, bone ingrowth, and improved implant-tissue anchorage.
Researchers from Hebrew University developed a microscope-integrated ellipsometer that enables fast and precise measurements of thin-film thicknesses in small areas. The Spectroscopic Micro-Ellipsometer successfully maps the thicknesses of diverse 2D material flakes, determining their number of atomic layers.
Japanese researchers develop improved ternary superconductor bulks from liquid sources, demonstrating enhanced performance and microstructural analysis shows significant reductions in secondary phase particle size. The findings have huge potential for applications in magnetic levitation, electric motors, and energy systems.
Researchers at Huazhong University of Science and Technology have developed a systematic review of laser powder bed fusion (LPBF)-fabricated NiTi alloys. The study highlights the effect of process parameters on printability, mechanical properties, and functional behaviors of NiTi shape memory alloys. These findings provide evidence for...
Osaka University researchers develop a cellulose-based material, called nanopaper e-skin, that makes effective contact with the skin while maintaining breathability and comfort. The substrate can withstand deformation, sterilization, and environmental sustainability, making it a promising candidate for electrophysiological monitoring.
Researchers from Chinese Academy of Sciences have doubled lithium storage capacity in hard carbon anodes by exploring lithiation boundary parameters. The study reveals the dual effect of lithium intercalation and reversible lithium film as key to high-reversible capacities.
Max Planck scientists explore the possibilities of artificial intelligence in materials science, discussing how combining physics-based modeling with AI can unlock complex material designs. The research focuses on overcoming limitations of traditional methods and handling sparse, noisy data.
The new technology enables compact, low-power, fast, and energy-efficient devices for fibre-optical communications, sensors, and future quantum computers. This breakthrough could lead to advancements in applications such as 3D imaging for autonomous vehicles and photonic-assisted computing.
Researchers review numerical simulations for ultra-precision diamond cutting, exploring properties and microstructures of workpiece materials and their impact on the cutting process. The study provides guidelines for numerical simulations to predict machining responses for various materials.
Princeton Chemist Salvatore Torquato and astrophysicist Oliver Philcox applied statistical mechanics to find similarities in galaxy distribution across length scales. They used new descriptors to characterize structural data, revealing a correlated disorder in the spatial relationships between galaxies.
Researchers developed an in situ technique to observe material behavior under various stresses, including shear stress. This allows for precise understanding of how materials respond and identify preferred slip planes.
Researchers at the University of Texas at Austin developed a new method to create dust-resistant surfaces using nanocoining and nanoimprinting techniques. The resulting surfaces can clean themselves due to their tightly packed pyramid-shaped structures, which prevent dust particles from sticking to the material.
Philip J.W. Moll's ERC Consolidator Grant aims to engineer electronic interactions within a single material, exploring new paradigms for interfaces between two regions of different electronic behaviors, such as superconductivity and magnetism.
A new study analyzes the microstructure of eggshells from living and extinct flightless birds, shedding light on their evolutionary history. The research finds that wedge-like microstructures in rhea eggs evolved from ancient ancestors, while prism-like structures in ostrich and tinamous eggs likely developed independently.
Researchers at the University of Colorado Boulder designed a new rubber-like film that can jump high into the air like a grasshopper. The material responds by storing and releasing energy, similar to how grasshoppers store energy in their legs.
Researchers at Pusan National University have developed a highly efficient sodium-ion battery anode using quinacridones, exhibiting high rate capability and excellent cycle stability. The new material is cost-effective and sustainable, offering a promising alternative to traditional graphite anodes.
A team of researchers has developed an artificial tissue that repairs injuries and restores normal erectile function in a pig model. The artificial tunica albuginea (ATA) shows promise for repairing penile injuries in humans by mimicking the microstructure of natural tissues.
A team of researchers from Tokyo University of Science developed a super-hierarchical and explanatory analysis method for magnetic reversal processes, enabling the detection of subtle microscopic changes. The new algorithm can predict stable/metastable states in advance and improve the reliability of spintronics devices.
Researchers have created a new metal alloy that boasts the highest recorded toughness, with properties that improve at lower temperatures. The alloy, CrCoNi, exhibits exceptional strength and ductility, making it ideal for structural applications, despite most materials becoming brittle at low temperatures.
Researchers have developed a new X-ray technology that visualizes lung tissue microstructure, providing additional information for accurate diagnosis. Dark-field X-ray images can differentiate between diseased and healthy lung tissue, potentially replacing computed tomography (CT) for repeated examinations.
Researchers developed a new approach to analyze coercivity in soft magnetic materials using machine learning and data science. The method condenses relevant information from microscopic images into a two-dimensional feature space, visualizing the energy landscape of magnetization reversal. This study showcases how materials informatics...
A team of international researchers has designed new kinds of materials that are potentially tougher, more versatile and more sustainable than what humans can make on their own. These materials mix different proteins and molecules to achieve properties not possible with traditional metals or plastics.
Researchers at Lehigh University have received a $1.2 million NSF grant to purchase a new plasma focused ion beam system for studying material deformation at the nanoscale. The system enables in situ mechanical testing and EBSD analysis, allowing for detailed study of microstructural elements and
Researchers at TU Wien found that ceramic coatings do not fatigue under extreme load conditions, but instead break down due to fracture toughness. The discovery changes the approach to measuring and improving thin film durability.
Researchers have discovered a synthetic sulfide mineral that converts heat into electricity efficiently and safely. The novel material, composed of copper, manganese, germanium, and sulfur, shows two crystal structures within the same material and has a stable temperature range up to 400 degrees Celsius.
A team of researchers, led by Ling Li from Virginia Tech, has discovered the key strategies behind the strength and toughness of sea urchin exoskeletons. The study reveals that a balance between branch connection nodes and pore size is critical to the material's damage tolerance.
Scientists at Osaka University have created a new material that could replace traditional plastics with a sustainable, biodegradable alternative. The cellulose nanofibers were engineered to exhibit direction-dependent properties, allowing for facile molding into complex structures such as microneedles and bio/nanotechnology architectures.
A German Research Foundation-funded research unit is developing switchable polymer gels for biomaterial applications, including tissues for biotechnological or biomedical uses. The team has successfully explored the nature of amphiphilic co-networks and will now focus on material design.
Researchers developed in-situ Ni alloying method to tailor microstructure and enhance strength of LAAM Ti-6Al-4V alloy. The results show that Ni addition increases yield strength and tensile strength while decreasing ductility.
The study reveals that calcium oxalate crystals are responsible for the formation of microscopic cavities in fossilized leaves. The researchers found clear parallels in closely related species, suggesting a biological function for the crystals.
Researchers at Heidelberg University developed 3D printed microscopic octopuses with 'life-like' properties using smart polymers. These structures can be tuned on demand and have dynamic chemical bonds that allow them to grow and harden in a few hours, enabling complex micrometric structures.