Articles tagged with Materials Processing
Researchers have developed a new system delivering few-ps pulses at 2 μm wavelength with peak power of 17 GW, exceeding previous records. The system features excellent stability and brilliant beam quality, making it suitable for applications in nonlinear optics, spectroscopy, and materials processing.
Physicists from Max Born Institute and University of Rostock discover light-induced tunneling of electrons in dielectrics, creating a nonlinear current that dominates bright bursts of light. This finding expands fundamental understanding of optical non-linearity and its applications in information processing and material processing.
A breakthrough water treatment method using a solvent-free approach has been developed by Swansea University. The MACS machine manufactures catalysts for ozone, destroying pollutant chemicals such as nitrophenol in water. This technology holds potential to enable radical advances in advanced technology across various disciplines.
Lehigh University has received a state grant to develop a novel polymer coating that can kill coronavirus on surfaces, reducing transmission. The project aims to create a long-lasting, effective coating that can be used in healthcare settings and public spaces.
Researchers at the U.S. Army Research Laboratory have developed a unique material design inspired by the human brain's neural structure for brain-like computations. This design strategy promises orders of magnitude reductions in power consumption, suitable for complex data classification and processing.
Scientists at HZB have successfully produced functional light-emitting diodes using a metal halide perovskite material. The new printing process enables the creation of printed LEDs with significantly better optical and electronic characteristics compared to traditional additive manufacturing processes.
The mesopelagic zone, or Twilight Zone, holds the largest and least exploited fish reserves in the oceans, crucial for global carbon cycle and sustainability. Climate change and growing population demand threaten this ecosystem.
Researchers from SUTD developed a simple method to fabricate reproducible planar microstructures of polysiloxane without changing its properties. The new approach, embedded ink writing (EIW), enables direct patterning of polysiloxane on different soft and rigid substrates.
High-entropy alloys (HEAs) exhibit remarkable mechanical properties at high temperatures and exceptional strength, ductility, and fracture toughness at cryogenic temperatures. Researchers reviewed the recent achievements in 3D printing of HEAs, validating laser-based techniques for producing high-quality products.
Engineers have developed an AI-based rapid screening system to test fracture resistance in vast arrays of candidate materials. The system uses machine-learning to analyze the propagation of cracks through a material's molecular structure, reducing testing time from hours to milliseconds.
Researchers develop color-changing photonic crystals that can detect light, temperature, strain, and other stimuli, with potential applications in healthcare, food safety, and biometrics. The wearable sensors are low-cost, flexible, and robust.
Scientists have combined experiments with simulations to reveal new insights into the flow behavior of elasto-visco-plastic materials. Their research highlights the importance of including elasticity in future models, which is crucial for understanding how these materials behave under different conditions.
Researchers have designed a π-conjugated small-molecule HTL material BDT-TPA-sTh, which improves hole-mobility and wettability with the perovskite precursor solution. This enhances the efficiency of p-i-n planar pero-SCs for large-area modular devices.
Researchers at HZB have found a three-dimensional quantum spin liquid in the hyper-hyperkagome lattice of PbCuTe2O6. The discovery was made through both theoretical simulations and neutron experiments, which confirmed the predicted behavior.
Scientists developed a novel method to improve mathematical modeling of nanoscale materials, enabling faster calculations and more accurate predictions. The approach involves creating imaginary rigid grains, reducing bond numbers and computation time.
A comprehensive analysis of a mountainous region in Southwest China reveals the driving mechanisms behind changes in soil chemical composition and distribution. Human activities like mining disrupt natural processes, affecting land quality and ecosystem health.
Researchers developed a hierarchically porous TiO2/rGO hybrid material, which exhibited high and stable surface area and excellent reversible capacity. The material's (001) facets facilitate Li+ insertion-extraction at low current densities, while its porosity dominates the process at high currents.
Researchers develop biocompatible ion-driven soft transistors that can perform real-time neurologically relevant computation. A mixed-conducting particulate composite enables the creation of electronic components out of a single material, allowing for non-invasive recording and processing of brain activity.
Scientists have developed a method for precise, fast and high-quality laser processing of halide perovskites, promising light-emitting materials for solar energy, optical electronics, and metamaterials. The new technology can help to solve the problem of complicated processing and degradation of perovskites under various conditions.
A research team has identified the cause of performance degradation in CQD PV devices and developed a material processing method to stabilize their performance. The method uses ligand substitution with potassium iodide, maintaining device efficiency above 80% for 300 hours.
Researchers at Berkeley Lab have developed a technique to produce atomic-scale 3D images of nanoparticles, enabling precise measurement of their atomic positions. They also created an antiferromagnetic switch for computer memory and processing applications, revolutionizing spin-based electronics.
Researchers discovered subrectangular constructs in Calusa archaeological sites, which may have been gates for watercourts. The watercourts contained fish scales from the period of use, suggesting storage and later processing of surplus fish supported the Calusa rulers' authority.
Researchers developed a recipe for creating ideal hybrid memristive-CMOS neuromorphic computing systems, exploiting the advantages of low-precision, noisy, and variable neurons. This work aims to enable compact and efficient real-time processing for applications such as bio-signal processing and brain-machine interfaces.
Researchers developed a room-temperature bonding technique that integrates wide bandgap materials like gallium nitride with thermally-conducting materials like diamond. The interface layer is just four nanometers thick, allowing for two times more efficient heat dissipation.
Researchers have developed nanoantennas that can generate and manipulate spin waves in magnetic materials, enabling the creation of miniaturized analog computing systems. The breakthrough allows for controlled shape and propagation of spin waves, making them ideal for developing energy-efficient computing systems.
Researchers at Cornell University developed a new way to control the properties of high-density polyethylene, a type of plastic commonly used in containers. The breakthrough allows for improved processability and strength while reducing the energy required for production and recycling.
Researchers developed open-source software to assist in creating quantum materials, which could vastly increase computing power and reduce energy consumption. The Quantum KITE initiative uses sophisticated computer programmes to predict material properties, enabling the creation of realistic simulations with unprecedented atom numbers.
Scientists have developed a new method to test microscopic aeronautical materials at ultra-high temperatures, using electron microscopy and laser heating. This breakthrough reduces the time and expense required for such tests, paving the way for the development of new materials for commercial applications.
Lehigh University's Ganesh Balasubramanian has received an NSF CAREER award to create a predictive framework for manufacturing complex alloys. The project aims to accelerate the manufacturing process by 50% and reduce costs, while also pushing the industry towards smart manufacturing.
Researchers developed a new organic photovoltaic cell with an efficiency of 17%, achieved through optimized chemical structures and improved processability. The study demonstrates the potential for larger-area production, expanding the field of organic photovoltaics.
The Graphene Flagship has published a comprehensive guide to graphene manufacturing and processing, providing a single source of knowledge for researchers and industry. The handbook encompasses over 1,500 references and covers techniques for production and characterisation of graphene-related materials.
Deregallera's pilot scale pouch cell production line will demonstrate the company's advanced materials in packaged cells conforming to industrial standard regulations. The project aims to create a massive step-change in developing future-friendly, non-toxic and sustainable energy storage technologies using sodium-ion instead of lithium.
Chinese researchers create an azopolymer that allows light-induced nanoimprinting at room temperature, overcoming heat-dependent issues in traditional photolithography. The technique enables the creation of structurally colored surfaces and has potential applications in nanofabrication and electronics industry.
The Affordable Laser-Free Retrofittable Stroboscopic Solution for Ultrafast Electron Microscopy has been recognized as one of the top innovations of 2019 by R&D World magazine. This device can be retrofit into conventional transmission electron microscopes to image dynamic behaviors of materials over very short timescales.
Researchers at Imperial College London have developed a new technique using powerful lasers and bright x-rays to capture information about extremely dense and hot matter. This breakthrough allows for unprecedented resolution and efficiency in studying warm dense matter, crucial for fusion power and astrophysics.
Researchers have developed a new technique to study electron behavior in atomic bonds using resonant x-ray reflectivity. This method allows for the measurement of individual elements' contributions to their shared bond, providing insights into the degree of covalent and ionic bonding.
Researchers have designed a novel material exhibiting a metal-insulator transition near 600 degrees Celsius, revealing its potential for high-temperature sensors and power electronics. The discovery could inform the design of quantum materials platforms for future electronics.
Researchers studied the interaction of ice crystals and dust particles with vehicle surfaces, revealing rules for material degradation and erosion. The work provides a 'first principles' rule for predicting surface damage in hypersonic flight.
Researchers developed a new alloy with improved wear and corrosion resistance by adding copper to high-speed steel. The innovative approach significantly enhances the performance of super engineering plastics in industrial and automotive applications.
Scientists at Cambridge discovered that perovskite materials can be more efficient when their chemical compositions are less ordered, simplifying production processes and lowering costs. This is achieved by creating areas with different compositions that trap energized charge carriers, improving solar cell efficiency.
Researchers have developed an artificial intelligence technique that uses deep neural networks to analyze data from experiments on nanoscale ferroelectrics. This method has identified geometrically-driven differences in ferroelectric domain switching, providing new insights into the mechanisms of ferroelectric switching.
A new study published in Bioresource Technology Reports examines the impact of biomass preprocessing on conversion efficiency. Researchers found that comminution and particle size play a significant role in determining energy expenditure, with miscanthus showing improved efficiency under certain conditions.
Researchers at Duke University have developed a fully print-in-place technique for electronics that can be applied to delicate surfaces like human skin and paper. This advance paves the way for high-adhesion electronic tattoos, personalized biosensors and rapid prototyping for custom electronics.
Researchers from SUTD have developed a holistic approach that applies data-driven methods in design search and optimization for additive manufacturing (AM) products. The new method uses surrogate models to rapidly narrow down the high-dimensional design space, enabling designers to explore millions of design alternatives.
Researchers at UBC Okanagan have developed a new type of composite material made from discarded stone waste and polymers, which increases the strength and conductivity of the final product. The materials can be used in various applications, including decorations, sanitation products, and even aerospace.
Research from the University of Surrey and Deakin's Institute for Frontier Materials found that microplastics can break down further during water treatment processes, impacting on water quality. The study highlights the need for new detection strategies to limit nano and microplastics in water treatment systems.
Physicists have discovered a new material that significantly increases the conversion rate of spin current to charge current, paving the way for future spintronic applications. The new material is more efficient than any previously investigated material, with potential to reduce energy loss and heat generation in devices.
Researchers developed a novel liquid process to fabricate an affordable multiferroic nanocomposite film, exhibiting a strong correlation between its electric and magnetic properties. This breakthrough enables the production of materials for various applications such as large-volume memory, spatial light modulators, and unique sensors.
Researchers from NUST MISIS have successfully turned hogweed into a material for supercapacitors, demonstrating its potential as a sustainable alternative for energy storage. The processing technology involves treating the plant stems with hydrochloric acid and carbon dioxide to create a porous structure suitable for electrodes.
Research found similar brain activity among students who watched most appealing video clips, suggesting universally engaging features in learning materials. The study built on previous research on effective speeches and public service announcements.
Scientists at Samara Polytech have synthesized the first metal-organic frameworks (MOFs) with unique properties, including magnetic susceptibility, luminescence, and electrical conductivity. The resulting nanostructured materials demonstrate record sorption characteristics for various volatile substances.
Rasel Raihan, a research scientist at the UTA Research Institute, has received the Young Professionals Emerging Leadership Award from the Society of Advancement of Materials and Process Engineering. He is recognized for his technical excellence and outstanding service in advancing the field of advanced materials and process engineering.
Robert Coridan will focus on designing scalable nanostructures to increase light absorption efficiency in chemical reactions. The goal is to mimic photosynthesis and convert sunlight into chemical fuels.
In acoustoelectronics, surface acoustic waves generate electric currents with conventional and unconventional components. The Valley Acoustoelectric Effect creates a warping-based current and a Hall current with distinct characteristics.
Researchers at Argonne National Laboratory have developed a novel method to overcome limitations of high-energy X-rays, enabling sharper imaging of complex materials. This breakthrough allows scientists to gain better information about material interfaces and control the behavior of new materials.
Researchers at KAUST have developed a synthetic approach to generate homogeneous and defect-free crystals that could fast-track the commercialization of perovskite solar cells. The new single-crystal films exhibit lower defect density and higher charge-carrier diffusion lengths, leading to high-quality solar cells with a maximum power-...
A newly developed aerogel material can passively capture solar heat, reaching temperatures of up to 220°C in tests. This could enable lower-cost and simpler solar heat collection systems for various industrial and domestic uses.
Researchers discovered a new topological insulator in Ba2CuSi2O6Cl2, generating attention for energy-efficient information transmission and processing. The study found non-dissipative electron flow on the surface of topological insulators.
Isabelle Denry received the 2019 Wilmer Souder Award in Dental Caries Award for her contributions to ceramic development and bone replacement. Her research focuses on resorbable bioactive glassceramic scaffolds for dental applications.
Osaka University researchers link time-resolved microwave conductivity measurements to photocatalytic performance, enabling rapid screening of clean energy generating materials. This approach accelerates the development of hydrogen-producing materials, increasing efficiency and reducing processing time.