Jaime Marian is a professor at UCLA in the Department of Materials Science and Engineering, studying irradiation to develop materials and improve fusion reactor designs.
Efficient adsorbents for industrial wastewater treatment are important to minimize potential environmental damage. In particular, organic dyes, as a significant group of industrial pollutants, are usually highly water soluble, non-degradable and many are toxic to carcinogenic. Changxia Li and Freddy Kleitz from the Faculty of Chemistry of the University of Vienna together with colleagues now presented a new approach to design an innovative composite material, consisting of a nanoporous, ultrathin covalent organic framework (COF) anchored on graphene, that is highly efficient at filtering organic pollutants from water. The study was published in “Angewandte Chemie”.
Researchers reporting in ACS Applied Materials & Interfaces have developed a color-changing film that consumers can stick onto foods and easily analyze nitrite levels by snapping a picture with a smartphone.
The concrete industry is just one of many looking at new manufacturing methods to reduce its carbon footprint.
A research partnership between Penn State and the Massachusetts Institute of Technology (MIT) could enable an improved method to make a new type of semiconductor that is a few atoms thin and interacts with light in an unusual way. This new semiconductor could lead to new computing and communications technologies that use lower amounts of energy than current electronics.
Scientists at the University of Virginia School of Medicine and their collaborators have used DNA to overcome a nearly insurmountable obstacle to engineer materials that would revolutionize electronics.
University of Washington researchers have created the first-of-its kind flexible, wearable thermoelectric device that converts body heat to electricity.
Imagine stretching a piece of film to reveal a hidden message. Or checking an arm band’s color to gauge muscle mass. Or sporting a swimsuit that changes hue as you do laps.
The Hong Kong Institute for Advanced Study (HKIAS) is pleased to announce that Professor Xun-Li Wang, currently Head and Chair Professor of the Department of Physics of the City University of Hong Kong (CityU), has been appointed as the Executive Director of the HKIAS, effective from 1 August 2022.
Researchers at the McKelvey School of Engineering at Washington University in St. Louis have developed a synthetic chemistry approach to polymerize proteins inside of engineered microbes.
A team of researchers at Empa developed a water-activated disposable paper battery. The researchers suggest that it could be used to power a wide range of low-power, single-use disposable electronics – such as smart labels for tracking objects, environmental sensors and medical diagnostic devices – and minimize their environmental impact. The proof-of-principle study has been published in the journal Scientific Reports.
Halide perovskite can make solar cells a thousand times thinner than today’s silicon solar cells. A new approach allows scientists to watch changes in the material’s structure and functional properties while the material solidifies into a thin film from solution. This gives new insight into how the material’s structure and functionality are related, aiding in future solar cell design.
An ancient metal used for its microbial properties is the basis for a materials-based solution to disinfection. A team of scientists from Ames National Laboratory, Iowa State University, and University at Buffalo developed an antimicrobial spray that deposits a layer of copper nanowires onto high-touch surfaces in public spaces.
Scientists at Oak Ridge National Laboratory used neutron scattering to find the first 2D system to host a spiral spin liquid.
Air-conditioning needs an energy overhaul—PNNL research provides a roadmap to get there using energy efficient adsorption cooling.
Inserting a metal fluoride layer in multilayered perovskite–silicon tandem solar cells can stall charge recombination and enhance performance, KAUST researchers have found.
A new record has been set by researchers at the Oden Institute for Computational Engineering and Sciences for calculating the energy distribution function, or “density of states,” for over 100,000 silicon atoms, a first in computational materials science.
Researchers at the Department of Energy’s Oak Ridge National Laboratory are tackling a global water challenge with a unique material designed to target not one, but two toxic, heavy metal pollutants for simultaneous removal.
Heterostructured Materials (HS materials) represent an emerging class of materials that are expected to become a major research field for the materials, mechanics, physics and computer simulation communities in the coming years. Over 70 prominent scientists and pioneers in this field across the globe covered 11 session themes on HSM's fundamental science, technology and applications at the event.
A sustainable chemical separation method that uses membranes, microalgae and artificial intelligence has been developed by a team drawn from different KAUST groups whose members have diverse specialties in bioengineering, membranes and water reuse and recycling.
Unconventional superconductors contain a mix of weird quantum states. SLAC and Stanford researchers found one of them – frozen electron ripples known as charge density waves – in a nickelate superconductor they discovered three years ago.
Haim Waisman develops computational models of the mechanics of materials. He focuses on fracture phenomena, such as ice breaking due to climate warming, infrastructure aging and deteriorating, energy extraction from rocks, and fractures in biomaterials such as bones.
Silicon is one of the most abundant elements on Earth, and in its pure form the material has become the foundation of much of modern technology, from solar cells to computer chips. But silicon’s properties as a semiconductor are far from ideal.
Tiffany Kaspar’s work has advanced the discovery and understanding of oxide materials, helping develop electronics, quantum computing, and energy production. She strives to communicate her science to the public.
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The American Chemical Society is honoring industry researchers for developing products that have led to significant advancements in health, medicine and consumer applications. The 2022 winners will be inducted into the Heroes of Chemistry hall of fame, which ACS has sponsored annually since 1996.
At the end of the 18th "European Bridge Conference" in Edinburgh in June, the former Director of Empa in Dübendorf, Urs Meier, was honored with the "Lifetime Achievement Award" for his research and developments in the field of carbon fiber reinforced plastics (CFRP) in the construction industry at a festive event in the historic Town Hall. The award was presented by Lord Provost Robert Aldridge.
A new extrusion process eliminates pre-heating to provide significant energy savings during production of extruded aluminum alloys.
For the first time, researchers have used ultrafast electron diffraction to observe a quantum electronic device as it operates. Researchers observed atomic-level changes in the vanadium dioxide switch over millionths of a second, leading to the discovery of a short-lived intermediate state. The results may aid in the development of high-speed, high-efficiency quantum electronics and in the use of pulsed electric fields to create new engineered materials.
The latest research news in Climate Science on Newswise.
Researchers at the Karlsruhe Institute of Technology (KIT) have developed a prototype for fully scalable all-perovskite tandem solar modules. These modules have an efficiency of up to 19.1 percent with an aperture area of 12.25 square centimeters. This result, the first of its kind reported worldwide, was made possible by improving efficiency with optimized light paths, high-throughput laser scribing, and the use of established industrial coating methods. The researchers present their results in the journal Nature Energy. (DOI: 10.1038/s41560-022-01059-w)
Intrigued by the properties of ion channel proteins commonly observed in cells, Tokyo Tech researchers have developed the first synthetic mechanosensitive potassium channel using a newly developed aromatic fluorinated amphiphilic cyclophane.
As our devices become smaller, faster, more energy efficient, and capable of holding larger amounts of data, spintronics may continue that trajectory. Whereas electronics is based on the flow of electrons, spintronics is based on the spin of electrons.
Researchers used neutrons to see how a new aluminum-cerium alloy behaves under high temperatures and pressures inside an operating internal combustion engine. Researchers fitted an AlCe cylinder head to a commercial engine, then used neutron scattering to see inside the AlCe head and the original material engine block in real time before, during, and after the operation of the engine. This method could aid research on advanced alloys for future engines and other systems.
Humans aren’t naturally equipped to thrive underwater. There are critical times when this becomes a liability. Rescue divers, underwater archeologists, bridge engineers, and salvage crews all use their hands to extract people and objects from water, and some of those removals suffer damage if subjected to an iron grip. Researchers at Virginia Tech working to solve this problem have developed an octopus-inspired glove capable of securely gripping objects underwater. They call it: Octa-glove.
Waste heat is a very promising source of energy conservation and reuse, by means of converting this heat into electricity—a process called thermoelectric conversion.
In a paper published online July 4 in Nature Nanotechnology, researchers report the design of an energy-efficient, silicon-based non-volatile switch that manipulates light through the use of a phase-change material and graphene heater, which could aid in making data centers more energy efficient.
Wood as a building material has deep roots in the cultural memory of many regions. A study by Karlsruhe Institute of Technology (KIT) now shows how much future building with wood opens up. Considering the cultural, technical, and design aspects of building with wood, the study examines how timber construction can make a comeback in cities. Its proposition is that more color is the key to greater acceptance. The reference project for the study is “Vinzent,” a residential and office building with colorful, planted wooden façades in Munich’s Neuhausen district.
In Science Magazine, TU/e researchers publish teir research on new phase transitions of solutions and gels in water, which instinctively go against the basic principles of chemistry – and which they discovered by accident.
With energy costs rising, and the rapidly emerging effects of burning fossil fuels on the global climate, the need has never been greater for researchers to find paths to products and fuels that are truly renewable.
An interdisciplinary team of biologists, chemists and engineers from the University of Portsmouth have become the first to successfully grow a limpet inspired biomaterial with extreme strength.
In the HyPERiON CRC coordinated by the Karlsruhe Institute of Technology (KIT), researchers from KIT and the universities of Kaiserslautern, Konstanz and Stuttgart are jointly developing technology for compact high-performance magnetic resonance units. In the future, the devices could be used in the chemical and pharmaceutical industries, in medical practices or at border checkpoints. The German Research Foundation is funding the interdisciplinary group with more than 10.6 million euros for four years starting on July 1, 2022.
Physicists observed a strange new type of behaviour in a magnetic material when it’s heated up. The magnetic spins ‘freeze’ into a static pattern when the temperature rises, a phenomenon that normally occurs when the temperature decreases. They publish their findings in Nature Physics on July 4th.
College goes back to the original supplier for granite to maintain building's history
Researchers developed lithium-ion batteries that perform well at freezing cold and scorching hot temperatures, while packing a lot of energy. This could help electric cars travel farther on a single charge in the cold and reduce the need for cooling systems for the cars' batteries in hot climates.
RUDN professor suggested the way to create porous silicon nanostructures strictly on a given region. This will help forming the silicon substrate with neurons or other biological objects and for example create neuroprocessors.
In research published recently in Nature Reviews Materials, a multidisciplinary team of chemical engineers, materials scientists, and mechanical engineers from Rensselaer Polytechnic Institute demonstrate that using nanotechnology in batteries will improve battery performance.
The first-ever simulation of aluminum conductivity offers a recipe for an inexpensive, lightweight alternative to copper.
Using naturally occurring and engineered proteins and bacteria, Lawrence Livermore National Laboratory (LLNL) scientists and collaborators will separate and purify rare-earth elements so they can be used in the defense sector.
A team of Florida State University researchers has uncovered a way to use low-energy light to manipulate photopolymers or plastic films — a finding that has implications for a wide range of technologies that use light as an energy source to create shape-shifting structures.
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