Articles tagged with Material Properties
A new model details the kinetics of exciton dynamics in OLED materials, enhancing lifetime and accelerating material development. The findings have potential to improve fluorescence efficiency, leading to more advanced OLED devices.
Researchers at Rice University confirm a decade-old prediction of boron atoms sticking too tightly to copper, forming a new compound with distinct atomic structure. The discovery expands knowledge on 2D metal boride materials, which could inform future studies in electronics and energy applications.
Materials researchers at Harvard have created a way to produce natural rubber that retains its stretchiness and durability while improving its ability to resist cracking. The new material is four times better at resisting slow crack growth during repeated stretching and 10 times tougher overall.
Researchers have developed thin films that can compress infrared light, improving its propagation distance and wavelength range. The technology has potential applications in thermal management, molecular sensing, and photonics.
Researchers developed a method to produce tissues with controlled cellular organization, mimicking human tissue structure. The technique uses light-based 3D printing to create microgels with tailored internal architectures, enabling precise control of cell growth and behavior.
Scientists develop ultra-durable, self-healing magnets that can thrive in extreme conditions like corrosion, humidity, and temperature fluctuations. The innovative 'slippery liquid-infused porous surface' (SLIPS) coating demonstrates unprecedented durability for Nd-Fe-B magnets.
Scientists have developed a new microscope that accurately measures directional heat flow in materials. This advancement can lead to better designs for electronic devices and energy systems, with potential applications in faster computers, more efficient solar panels, and batteries.
Researchers from UC3M and Harvard University demonstrate reprogrammable mechanical behavior of magnetic metamaterials without changing composition. Flexible magnets allow for modification of stiffness and energy absorption capacity through distribution or external magnetic field manipulation.
Researchers at Texas A&M University have developed a dynamic material that can self-heal after puncturing, changing from solid to liquid and back, allowing it to absorb kinetic energy and leave tiny holes. The polymer's unique properties make it suitable for protecting space vehicles and military equipment.
Researchers captured real-time supramolecular gel formation using high-speed atomic force microscopy, overturning previous assumptions about the process. A novel 'block-stacking model' explains the unique 'stop-and-go' behavior of growing fibers.
Researchers unveiled a new class of topological insulator with an octupole phase protected by a three-dimensional momentum-space nonsymmorphic symmetry group. The discovery broadens the understanding of higher-order topological phases and provides new insights into band theory in the Brillouin real projective space.
The study reveals that frustrated assemblies can lead to materials with desirable properties like strength and toughness. By understanding the relationship between structure and property, researchers aim to design advanced materials for medical devices and sustainable construction.
Three UVA Engineering faculty members have been elected as AAAS Fellows for their groundbreaking work in computer architecture, energy transport, and hydrology. Sandhya Dwarkadas, Patrick E. Hopkins, and Venkataraman Lakshmi were recognized for their innovative research and contributions to their respective fields.
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.
Researchers from RIKEN Center for Emergent Matter Science have discovered a groundbreaking way to control superconductivity by adjusting the twist angle of atomically thin layers. This allows for fine-tuning of the superconducting gap, which is crucial for optimizing Cooper pair behavior and developing high-functionality quantum device...
A new AI model developed by Tokyo University of Science's researchers predicts dendritic growth in thin films, offering a powerful pathway for optimizing thin-film fabrication. The model analyzes morphology using persistent homology and machine learning with energy analysis, revealing conditions that drive branching behavior.
Researchers have created quantum holograms using metasurfaces and nonlinear crystals, enabling precise control over entangled information. The technology holds promise for practical applications in quantum communication and anti-counterfeiting, with potential to increase information capacity and reduce system size.
Researchers at Lancaster University are developing high-performance memory devices using self-assembled molecular technology to overcome the von Neumann bottleneck in computing. The Memristive Organometallic Devices (MemOD) project aims to deliver faster, more stable, and energy-efficient AI hardware.
Researchers found that functionalizing graphene sheets via plasma treatment can lead to enhanced sensitivity for specific gases, such as ammonia. The study discovered different types of defects created on the graphene sheets depending on the gas used during plasma treatment.
Ancient papermaking techniques have evolved to inspire the development of novel materials with exceptional properties. The principles of disassembly, refinement, and reassembly promote rapid dewatering and effective filtration, contributing to high productivity in sustainable materials production.
Researchers at Terasaki Institute develop lipopeptide hydrogels to deliver peptide-based cancer vaccines, demonstrating sustained release and enhanced immune cell uptake. The system shows promise in overcoming limitations of traditional peptide-based vaccines.
Researchers developed a supramolecular probe with enhanced phosphorescence properties for biological imaging and sensing. The probe demonstrated outstanding stability, biocompatibility, and specificity in viscosity response, enabling real-time visualization of critical physiological processes in cells and in vivo biosensing.
The University of Virginia has been awarded a $318,190 grant to develop an electromagnetic levitation system for studying ultra-high-temperature ceramics. This system enables researchers to study materials in their solid and molten states, unlocking new possibilities for aerospace, defense, and industrial applications.
Researchers discovered how polarons behave in tellurene as it becomes thinner, revealing changes in electrical transport and optical properties. This knowledge could inform the design of advanced technologies like more efficient electronic devices or novel sensors.
Researchers have developed a new X-ray technique called XL-DOT that visualizes crystal grains, grain boundaries, and defects in materials, enabling previously inaccessible insights into functional materials. The technique uses polarized X-rays to probe the orientation of structural domains in three dimensions.
German physicist Christian Schneider has been awarded a European Research Council Consolidator Grant to study the optical properties of two-dimensional materials. His team plans to develop experimental set-ups to investigate the unique properties of these materials, which could lead to new applications in quantum technologies.
Researchers have discovered a highly electrically conductive material with low thermal conductivity, challenging the link between electrical and heat conduction. This finding could lead to new developments in building materials, performance apparel and energy storage solutions.
A recent study published in Nature Communications has reported a method for determining the location of hydrogen in nanofilms. The researchers used nuclear reaction analysis and ion channeling to generate two-dimensional angular mapping of titanium hydride nanofilms, precisely locating both hydrogen and deuterium atoms.
Researchers at WVU are developing a hybrid of silver and carbon nanotubes to reduce antibiotic-resistant infections in open bone fractures. The study aims to create a safe and effective antimicrobial material that can be used on various medical products.
A team of scientists has developed a novel method to explain the behavior of water-responsive materials, which can change shape in response to humidity fluctuations. This breakthrough could advance efforts toward clean energy production, robotics, and bioelectronics.
Scientists at the Paul Scherrer Institute have found a quantum phenomenon known as time-reversal symmetry breaking occurring at the surface of the Kagome superconductor RbV₃Sb₅ at temperatures up to 175 K. This discovery sets a new record for the temperature at which this phenomenon is observed among Kagome systems.
A research group at Chalmers University of Technology has developed a silk thread coated with a conductive plastic material that can generate electricity from temperature differences. The thread shows promising properties for turning textiles into electricity generators, which could be used to monitor health or charge mobile phones.
Researchers from Osaka University have developed tough biodegradable plastics with movable cyclodextrin crosslinks, which improve both durability and degradation capabilities. The new polymers can be broken down by enzymes into useful precursor molecules, reducing waste generation.
A new MOF has been developed using a 'Merged-Net Strategy' inspired by skyscraper architecture, resulting in enhanced porosity and structural stability. The material exhibits superior water adsorption capacity and reusability compared to conventional MOFs.
Researchers at Lehigh University have pioneered a method to create customizable ceramics using solid-state synthesis, enabling advances in electronics and energy conversion. The team aims to produce functional materials with tailored geometries that can be used in thermoelectric devices and other applications.
Researchers at UMass demonstrated the effectiveness of homemade play putty as an interface to measure electricity or bioelectrical potentials from a human body. The material effectively captured various electrophysiology measurements, including EEG for brain activity and ECG for heart recordings.
Scientists have developed an electrochemical approach using catalysts derived from used lithium-ion batteries to produce hydrogen peroxide. The method utilizes carbon nanostructures and cobalt, displaying catalytic properties in oxygen reduction reactions.
Scientists from Brookhaven National Laboratory have developed a new type of qubit that can be easily manufactured without sacrificing performance. The constriction junction architecture offers a simpler alternative to traditional SIS junctions, using a thin superconducting wire instead of an insulating layer.
Researchers at Chalmers University of Technology have created a world-leading structural battery that can halve the weight of laptops and make mobile phones as thin as credit cards. The battery has increased its stiffness, allowing it to be used in vehicles, increasing their driving range by up to 70 percent on a single charge.
Researchers developed a new type of temperature-adaptive radiative cooling device with improved performance, reducing solar absorptance by 7.54% and increasing emissivity by 13.3%. This advancement holds promise for optimizing energy use and advancing sustainable thermal management solutions.
Researchers at the University of Pittsburgh receive a $251,981 DARPA award to design more effective underwater adhesives inspired by mussels. They aim to optimize molecular-level properties for strengthened underwater infrastructure and fluidic environments.
A new mechanism uses common building materials to absorb or radiate heat, reducing the need for air conditioning and heaters. This passive approach can save energy and is particularly beneficial for low-income communities with limited access to cooling and heating systems.
Physicists at European XFEL have made comprehensive observations of ionisation processes in warm dense matter. The team observed how quickly copper transforms into the exotic state of ionised WDM to become transparent to X-rays.
A new deep learning-based inverse design method allows for the optimization of complex acoustic metamaterials, reducing noise pollution while maintaining ventilation. The approach enables ultra-broadband sound attenuation across various peak frequencies.
Liheng Cai, a UVA engineering professor, has received a $1.9 million NIH grant to create advanced biomaterials that can be used to repair living tissues and build organ structures. His lab aims to develop polymers that mimic human biology and integrate healthy cells into the human body.
Researchers have discovered a new connection between the nanoscale features of a piezoelectric material and its macroscopic properties, providing a new approach to designing smaller electromechanical devices. The mesoscale structures reveal a complex tile-like pattern that aligns dipoles in a specific way under an electric field.
Researchers at UMBC have created a new material for storing energy in devices, outperforming traditional lithium-ion batteries. The material uses twisted single-walled carbon nanotubes to store up to three times more energy per unit mass than advanced batteries.
A new study links various soft material behaviors, revealing a critical parameter called the brittility factor that simplifies failure behavior. This finding helps engineers design better materials for future challenges.
The layered multiferroic material nickel iodide (NiI2) has been found to have greater magnetoelectric coupling than any known material of its kind, making it a prime candidate for technology advances. This property could enable the creation of magnetic computer memories that are compact, energy-efficient and can be stored and retrieved...
Boris Yakobson aims to transform the future of advanced materials through Rice University research. His projects focus on developing predictive synthesis models and automating the search for new materials, with applications in energy and electronics.
Research using a novel microscopic technique reveals that gold nanoparticles' lethality to cancer cells is more complex than previously thought. Smaller nanoparticles can regenerate and divide after initial stress, while larger star-shaped particles cause oxidative stress leading to programmed cell death.
Researchers have developed a new technique to overcome the perceived limitation of membranes with pores of consistent size, enabling unprecedented selectivity in size-based separations. By studying isoporous membranes, scientists uncovered a dynamic that could surmount hindered transport limitations.
A multidisciplinary research team has developed a predictive tool for designing complex metal alloys that can withstand extreme temperatures. By analyzing the degradation of high-entropy alloys, the team discovered universal rules that can predict oxidation behavior in these alloys.
A team of researchers from Japan have employed an innovative technique to directly observe the origin of FSDP and the atomic density fluctuations in silica (SiO2) glass. The study reveals alternating arrangements of chain-like columnar atomic configurations and interstitial tube-like voids.
A new method for visualizing molecular orbitals has been developed, enabling scientists to analyze molecular dynamics and deformations in molecular films more easily. The technique, called PhaseLift-based photoemission orbital tomography (POT), allows for precise visualization of electronic states with a single set of measurements.
This study investigates the impact of Zeolitic tuffs on the dynamic creep and tensile performance of Superpave asphalt mixtures. The results show that incorporating Zeolitic tuffs improves the mixtures' resistance to rutting and fatigue, with enhanced performance at 25% and 50% filler concentrations.
Researchers from six teams in five labs worldwide used self-driving labs to discover 21 top-performing OSL gain candidates, accelerating the discovery process by months. The decentralized workflow enabled rapid replication of experimental findings and democratized the discovery process.
Researchers develop a new method to grow single-crystal perovskite hydrides, allowing for accurate measurement of intrinsic H- conductivity. The technique enables the production of high-quality crystals with minimal imperfections, paving the way for sustainable energy technologies and hydrogen storage applications.
Researchers at the University of Arizona and Sandia National Laboratories have developed a new class of synthetic materials that enable giant nonlinear interactions between phonons. This breakthrough could lead to smaller, more efficient wireless devices, such as smartphones or other data transmitters.
Researchers discovered an alloy with exceptional strength and toughness across a wide temperature range, outperforming even cryogenic steels. The alloy's unique properties are attributed to the formation of rare kink bands that enable it to resist bending and fracture.