Articles tagged with Solid State Chemistry
Scientists at the University of Freiburg have developed a system to control the dynamics of energy-consuming DNA structures using an artificial chemical approach. The researchers successfully programmed these dynamic systems, enabling them to adapt to different situations and respond to stimuli faster.
Researchers from Skoltech have identified relationships between photochromic material structure and device electrical performance. The study found that certain molecular structures improve switching speed and reliability, paving the way for the development of new organic memory elements.
Researchers at Georgia Institute of Technology used X-ray computed tomography to visualize cracks forming near material interfaces in solid-state batteries. The study found that fractures, not chemical reactions, are the primary cause of degradation, leading to a possible solution for improving energy storage devices.
Researchers created helical crystals made of stacked layers of germanium sulfide, which may yield unexpected properties. The twisted structure arises from a competition between stored energy and the energy cost of slipping two material layers relative to one another.
The discovery of a field-induced pair density wave state in high temperature superconductors provides new insights into the mechanism behind enigmatic high temperature superconductivity. The study reveals modulations in electronic states with multiple signatures of a pair density wave state, which competes with superconductivity.
Researchers have designed a new polymer cathode material for ultrafast metal-ion batteries with superior characteristics, offering high energy density and impressive charge/discharge rate capability. The material successfully demonstrated excellent performance while charged and discharged at high current rates.
Researchers at Brookhaven National Laboratory have designed an organic cathode material with sulfur for lithium batteries, achieving higher energy density, cost-effectiveness, and environmental sustainability. The new material overcomes challenges associated with sulfur batteries by stabilizing it through an organic backbone.
Researchers at Peter the Great Saint-Petersburg Polytechnic University developed a new pair of reagents to obtain electrode materials based on nickel oxide. The study showed improved electrochemical characteristics, enabling longer operation without additional charge.
Researchers at McMaster University have developed a novel form of computing using light patterns and materials that react intuitively to light. This new approach enables simple calculations such as addition and subtraction without the need for power sources.
Researchers discovered superconductivity in lanthanum superhydrides at temperatures of about -23°C, exceeding the previous record by 50 degrees. The material exhibited zero electrical resistance and could potentially be used in advanced technologies like efficient magnetic levitation trains.
Researchers at Skoltech have developed new perovskite-inspired semiconductors with enhanced light-conversion efficiency of over 24% for solar cells. The materials overcome toxicity and stability issues by introducing bismuth and antimony halides, exhibiting record-high performance in solar cells.
Researchers at Linköping University discover that water induces traps in organic semiconductors, reducing conductivity. Drying out the material improves performance, but reabsorption occurs if not done properly.
Scientists have developed a fast and versatile two-in-one synthetic strategy to partition pores in metal-organic frameworks (MOFs), resulting in highly efficient adsorbents. The new pore-space-partitioned MOF shows better gas uptakes than unpartitioned materials, particularly for ammonia uptake with high packing density.
Researchers at UCLA designed a device that harnesses the charge from falling snow to create electricity. The snow-based triboelectric nanogenerator can work in remote areas without batteries, providing a continuous power supply for applications such as monitoring winter sports or tracking athletes.
Scientists at the University of Wisconsin-Madison developed a novel 3D printer that uses patterns of visible and ultraviolet light to dictate which monomers are polymerized, yielding multi-material parts. Researchers can now control the material properties by designing digital images that guide the light direction.
Researchers at NYU Abu Dhabi have successfully achieved solid-state thermochemiluminescence with crystals, a process that generates light through heat application. This fundamental discovery opens up unexplored directions in chemiluminescence research and has potential applications in solar energy harvesting technologies and sensing.
Hokkaido University researchers developed a new strategy for solid-state palladium-catalysed cross-coupling reactions using mechanochemistry, enabling efficient solvent-free synthesis of organic materials. Adding olefin facilitates a more efficient reaction, increasing conversion rates from less than 30% to 99%.
MXenes' conductivity increases as intercalants and termination species are eliminated, making them suitable for applications like energy storage and wearable tech. Researchers developed a new electron microscopy technique to measure surface chemistry in real-time, paving the way for termination engineering.
Researchers create self-healing, electrically conductive, and frost-resistant silicones by oxidizing organic compounds with molecular oxygen. The new method offers improved selectivity and mild conditions, enabling the production of functional organosilicon substrates.
Scientists at McGill University have successfully created strong, stable attractions between heavier elements in the periodic table, using halogen bonds. This breakthrough could lead to the development of new materials resistant to water and humidity, revolutionizing fields such as electronics and pharmaceuticals.
Distinguished Professor Ruoff has been recognized by Clarivate Analytics as a probable winner of the physics prize for his work on carbon-based materials, including capacitive energy storage and supercapacitors. He is one of 17 top-tier scientists selected globally.
The University of Virginia and C-Crete Technologies will develop novel calcium silicate formulations for high-strength, durable cements using waste materials like fly ash. These materials can be manufactured with significantly less energy and carbon emissions than conventional cements.
The American Chemical Society (ACS) reviewed 2018's top research stories, including machine learning and new solutions for plastic waste. Experts predict key advances in 2019, such as automated chemical synthesis and analysis, and solid-state battery technologies.
Researchers found a correlation between bismuth ferrite's structure and its magnetic properties, which can help create new materials with specific properties. The study revealed that structural distortions caused by substitutions, lattice defects, and exchange interactions affect the material's magnetic behavior.
Researchers developed a new nanostructured anode material that significantly improves the electrochemical performance of lithium-ion batteries. The material, based on a mixed metal oxide and graphene, enhances specific capacity and reversible cycling stability, paving the way for more efficient and durable electric vehicles.
Jakoah Brgoch aims to improve energy efficiency in LED lighting by developing new materials and algorithms. He will use machine learning to identify new phosphors and predict material behavior under temperature changes.
Researchers at Purdue University have created a new organic plastic material that can reliably conduct electricity in up to 220 degrees Celsius, stable across a wide temperature range. This breakthrough technology has the potential to improve applications such as sensors and solar cells in extreme temperatures.
Scientists create tantalum nitride photo anode that can absorb visible light and control crystal layer growth, improving efficiency of photoelectrochemical water splitting. This breakthrough could lead to global environment and energy storage solutions using hydrogen-powered electronics and travel.
An international team has reported the induction of helimagnetism in a simple cubic crystal by carefully selecting ions of different size. Systematically replacing strontium ions with larger barium ions caused the lattice to expand until ferromagnetic order was disrupted, resulting in helimagnetism.
Claudia Felser and Bogdan Bernevig receive the prize for their theoretical predictions and experimental realization of non-magnetic topological semi-metals. Their work has potential to give rise to useful devices with novel properties.
Researchers have created a new method to efficiently extract rare-earth metals, including scandium, from aluminium industry waste. This innovation could reduce environmental hazards and conserve mining resources.
A new advance in battery design has been made by Osaka University researchers who developed a material with highly mobile potassium ions that can easily migrate in response to electric fields. This work may lead to cheaper and safer replacements for lithium-ion batteries, benefiting electric cars and consumer electronics.
A researcher at Georgia State University has received a three-year grant to study how nanostructured materials affect the passage of substances. The goal is to design more efficient desalination and energy harvesting technologies, which could provide new avenues for resource management.
Scientists studied copper/gold and iron/palladium thin film reactions upon heating, enabling improved material properties for microelectronics. The research helps identify features of these systems for designing devices.
A joint research team has discovered a new analysis method that reveals nanoparticles continue to grow and transform into bulk materials in the early stages of nanomaterial growth. This finding contradicts classical nucleation theory, which assumes critical nuclei are created early in material growth.
A $4.9 million grant will expand the LibreTexts project, a national consortium producing free and open-source educational science and technology resources. The expanded project aims to create zero-textbook-cost options for key subjects like chemistry and career training.
Kazunori Sugiyasu, a renowned Japanese chemist, has been awarded the Friedrich Wilhelm Bessel Research Award for his groundbreaking work on supramolecular polymers. He will collaborate with Professor Frank Würthner at the University of Würzburg to develop artificial chloroplasts that harness light energy to produce fuels.
Scientists from the University of Liverpool have synthesized a highly active organic photocatalyst that can harness sunlight to produce hydrogen fuel. The discovery was made through a combination of experiment and computation, revealing basic design principles for future catalysts.
Researchers at TU Dresden developed DUT-60, a crystalline framework with the highest specific surface area and pore volume among known materials. The highly porous material can store large quantities of gases or filter toxic gases from the air.
Physicist Boerge Hemmerling receives $1 million NSF grant to study nonlinear optical properties and novel quantum phases of polar molecules in optical lattices. The research aims to develop novel molecular materials with tunable parameters, enabling the control of complex quantum systems.
Researchers used multimodal imaging to study a promising photovoltaic material, finding it is ferroelastic and exhibits chemical segregation due to differential strains. This discovery challenges previous assumptions and provides new insights for designing future materials with improved performance.
Researchers at Tokyo Institute of Technology have developed a method to synthesize multimetallic clusters with precise control of size and composition, opening up new possibilities for advanced functional materials. The team successfully formed clusters composed of up to six metal elements, including platinum.
Researchers at Osaka University developed a two-step process to produce materials with good morphological properties and excellent photoresistor performance. The technique improves photo response performance by up to 100 times compared to other methods, making bismuth sulfide a promising material for optoelectronic devices.
Researchers at Lehigh University have developed a new, more efficient way to produce cubic boron nitride, a material with exceptional durability and potential for improved power conversion efficiency in electronic devices. The approach enables larger crystals of the material to be produced at lower costs and reduced energy consumption.
Researchers use artificial neural networks to predict crystal stability in garnets and perovskites, achieving accuracy up to 10 times that of previous models. The team's web application allows for fast computation of material properties on various devices.
A novel nano material with electrical and magnetic properties has been synthesized by researchers at DTU Chemistry. The material, Chromium-Chloride-Pyrazine, is an organic/inorganic hybrid with promising prospects for quantum computing, superconductors, catalysts, batteries, fuel cells, and electronics.
Lithium trivanadate cathode thick films were successfully fabricated on garnet-type oxide solid electrolytes using aerosol deposition method. The resulting cells showed high reversible charge and discharge capacities, cycling stability, and safety, making LVO a promising candidate for high-capacity oxide-based solid-state batteries
Researchers at Kanazawa University developed a novel method for hydroboration of alkynes utilizing radical chemistry, resulting in the creation of previously inaccessible trans-hydroboration products. This breakthrough enables the synthesis of various bench-stable alkenyl borane compounds that can be converted into drug candidates.
Researchers have developed a new method to directly observe the crystallisation process of two-dimensional materials under the electron microscope. This allows for accurate study and control of the process, leading to better production methods for ultra-thin crystals with desired properties.
Juelich researchers have designed a new cell type that can charge in under an hour, overcoming the low current hurdle. The battery uses a favourable combination of materials to enable high charging rates.
Researchers at Berkeley Lab have discovered a method to make the linkages between COFs much more sturdy, giving them new characteristics and expanding their applications. The technique targets weak links and forms resilient bonds that hold up in harsh chemical environments.
Researchers at MIT have designed a polymer material that can change its structure in response to different wavelengths of light, converting from rigid to softer and self-healing states. The material, composed of polymers attached to a light-sensitive molecule, can reversibly switch between two different topological states.
Researchers at Rice and Northwestern universities discovered how different lattice arrangements of borophene can combine into new crystal-like forms, exhibiting metallic properties and unique electronic structure. The findings suggest potential applications in flexible and transparent electronic interconnects, electrodes, and displays.
Researchers are investigating topological materials for their potential to improve electronic performance and storage capacity. These materials display unusual stability even under extreme conditions.
Researchers have developed a two-step process to produce high-quality covalent organic frameworks with crystalline structures, enabling precise control over material properties. These materials have promising potential for water purification, solar energy storage and body armor applications.
Lobachevsky University researchers develop high-density ceramic composite inert fuel matrices to burn plutonium and transmute minor actinides. The composites exhibit improved hardness, fracture toughness, and thermophysical properties.
Mesoscience offers broad potential beyond chemical engineering, tackling complex systems in the real world with unprecedented approach. The concept is attracting increasing attention from top scientists worldwide.
Scientists have discovered a new method for combining atoms into shape-shifting molecules, enabling the creation of novel materials and drugs with unique properties. This breakthrough builds upon past discoveries of isomerism, paving the way for the development of countless new compounds.
The DFG is establishing 15 new Research Training Groups to support early career researchers. The groups cover a broad spectrum of topics and research questions. They will receive approximately €70 million in funding for four and a half years, with three international groups partnering with China and the USA.
Researchers from Lobachevsky University and Nanyang Technological University have developed a new method for obtaining bismuth-containing apatite, a material with antimicrobial properties. The team used solid-phase synthesis and thermodynamic modeling to study the compound's crystal structure and behavior under operating conditions.