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Researchers at Uppsala University have developed photocatalytic composite polymer nanoparticles (“polymer dots”) that show promising performance and stability for the production of hydrogen from water and sunlight. These polymer dots are designed to be both environmentally friendly and cost-effective. Photograph: P-Cat.
Researchers at Fudan University have developed a polymer with a metallic backbone that is conductive, thermally stable, and has interesting opto-electronic properties. Polymers with a metal backbone could combine the advantages of both types of material and open routes to materials with novel functionality. Resources Zeng, K.,
Researchers, led by a team from the University of Pennsylvania, have used a polymer-folding mechanism to develop a new and versatile kind of solid polymer electrolyte (SPE) that currently offers proton conductivity faster than Nafion by a factor of 2, the benchmark for fuel cell membranes. They collaborated with Kenneth B.
Scientists at Kyoto University’s Institute for Integrated Cell-Material Sciences (iCeMS) have developed a new coordination polymer glass membrane for hydrogen fuel cells that works just as well as its liquid counterparts with added strength and flexibility. Credit: Mindy Takamiya/Kyoto University iCeMS. —Ogawa et al.
Researchers from Chalmers University of Technology, Sweden, with colleagues from Delft Technical University, the Technical University of Denmark and the University of Warsaw, have developed ultra-fast hydrogen sensors that could the future performance targets for use in hydrogen-powered vehicles. —Nugroho et al.
A new material that can selectively capture CO 2 molecules and efficiently convert them into useful organic materials has been developed by researchers at Kyoto University, along with colleagues at the University of Tokyo and Jiangsu Normal University in China. —Susumu Kitagawa, materials chemist at Kyoto University.
Using a novel computational chemistry hybrid approach, scientists from IBM Research have successfully discovered a new class of polymer materials—the first new class of polymers discovered in more than 20 years—that could potentially transform manufacturing and fabrication in the fields of transportation, aerospace, and microelectronics.
Researchers from Renmin University and Tsinghua University in China have developed a novel shape-memorized current collector (SMCC), which can successfully brake battery thermal runaway at the battery internal overheating status. A paper on their work is published in the ACS journal Nano Letters. At around 197 ?F, 2c03645.
Researchers at Stanford University have shown that porous polymer encapsulation of metal-supported catalysts can drive the selectivity of CO 2 conversion to hydrocarbons. The research team encapsulated a supported Ru/TiO 2 catalyst within the polymer layers of an imine-based porous organic polymer that controls its selectivity.
.) – Developing ion-exchange membranes (IEM) and polymers used for electrochemical applications in order to reduce the use of cost-prohibitive and toxic materials. Applications include green hydrogen production, hydrogen fuel cells and carbon capture and utilization (CCU).
Key to the design of these new soft, solid-electrolytes was the use of soft polymers of intrinsic microporosity (PIMs), the pores of which were filled with nanosized ceramic particles. 2020) “Universal chemomechanical design rules for solid-ion conductors to prevent dendrite formation in lithium metal batteries.” Venturi, V.,
A team from the University of Calgary and Rice University has used flash joule heating (FJH) ( earlier post ) to convert low-value asphaltenes—a by-product of crude oil refining—into a high-value carbon allotrope, asphaltene-derived flash graphene (AFG). Flash graphene from asphaltenes. (A)
A team of researchers from North Carolina State University, SINTEF in Norway and the Norwegian University of Science and Technology, has developed a polymer membrane technology that removes carbon dioxide from mixed gases with both high permeability and high selectivity. A paper on their work is published in the journal Science.
Researchers at Rice University led by Dr. James Tour have developed a hierarchical nanocomposite material of graphene nanoribbons combined with polyaniline and sulfur (Sulfur-PANI-GNRs, SPG) using an inexpensive, simple method. The rest of the sulfur diffuses into the hierarchical network of PANI-GNRs and newly formed polymer networks.
Various industry sources have stated that radiators for Class 8 Trucks running with low-temperature polymer electrolyte membrane (LT-PEM) technology are an enormous challenge. Superior Heat Management: Completely remove the external humidifiers/demisters and substantially reduce the size of the radiator.
Manufacturers add synthetic antioxidants to plastics, rubbers and other polymers to make them last longer. In addition to HPAs, compounds called sulfur antioxidants (SAs) are often added to rubber and plastic polymers as “helper” antioxidants. 1c00866.
Researchers in the European AMAPOLA (A Marketable Polymer based Al-S battery) project are analyzing the combination of sulfur and aluminum in a battery; both elements are abundant in the earth’s crust. Pre-industrialization.
They replaced the all-copper conductor, middle, with a layer of lightweight polymer coated in ultrathin copper (top right), and embedded fire retardant in the polymer layer to quench flames (bottom right). Yusheng Ye/Stanford University). So scaling it up for commercial production, he said, “should be very doable.”
The Department of Energy’s Oak Ridge National Laboratory has been selected to lead an Energy Frontier Research Center (EFRC) focused on polymer electrolytes for next-generation energy storage devices such as fuel cells and solid-state electric vehicle batteries.
Researchers at the University of Illinois have developed a new polymer-curing process that could reduce the cost, time and energy needed, compared with the current manufacturing process. The resulting polymer and composite parts possess similar mechanical properties to those cured conventionally. —Robertson et al.
The clean technology company Danish Power Systems (DPS), with partners at the Technical University of Denmark (DTU) and the University of Chemistry and Technology in Prague, Czech Republic, reports the best operating stability for high-temperature polymer fuel cells (HTPEMFC) yet. μV h −1 for a reference membrane.
SK Innovation will develop next-generation battery technology with University of Texas at Austin Professor John Goodenough, who was awarded a 2019 Nobel Prize in chemistry for his foundational work on the lithium-ion battery.
The membrane developed by researchers at Creavis and experts from the High Performance Polymers unit in the Membranes innovation growth field is a resistant polymer with excellent conductivity. —Oliver Conradi, who is responsible for membrane research at Creavis, Evonik’s strategic innovation unit.
Researchers at Tokyo Metropolitan University have developed a new practical method to make a flexible composite Al-doped LLZO (Al-LLZO) sheet electrolyte (75 ?m Credit: Tokyo Metropolitan University. The researchers combined a garnet-type ceramic, a polymer binder, and an ionic liquid, producing a quasi-solid-state sheet electrolyte.
In a paper in Nature Materials , the Penn State team reports a molecular-level SEI design using a reactive polymer composite, which effectively suppresses electrolyte consumption in the formation and maintenance of the SEI. In this project, we used a polymer composite to create a much better SEI. V Li|LiNi 0.5 —Thomas E.
University of Kentucky. University of Virginia. Antioxidant Functionalized Polymers for Extended HD Polymer Electrolyte Membrane Lifetimes. University of Tennessee: Knoxville. Missouri University of Science & Technology. University of California: Irvine. Hexagon R & D LLC. 3M Company. 4,043,993.
With this application in mind, we created spirocyclic polymers with N-aryl bonds that demonstrated noninterconnected microporosity in the absence of ladder linkages. The resulting glassy polymer membranes demonstrated nonthermal membrane fractionation of light crude oil through a combination of class- and size-based “sorting” of molecules.
In recognition of the importance of teams in energy research, the EFRC program brings together researchers from multiple disciplines and institutions—including universities, national laboratories, industry, and nonprofit organizations—and combines them into synergistic, highly productive teams.
Toyota Research Institute (TRI) is committing another $36 million to its Accelerated Materials Design and Discovery (AMDD) collaborative university research program over the next four years. The total scope of the initial investment was $35 million over four years with multiple university partners. University of Michigan.
Researchers at the University of Turku in Finland have developed a thin-layer artificial biofilm technology for sustainable and long-term ethylene photoproduction. PCC 6803 cells holding ethylene forming enzyme (Efe) from Pseudomonas syringae are entrapped within a natural polymer matrix, thus forming the thin-layer biocatalytic structure.
Researchers led by a team at Temple University have developed a soft solid electrolyte—(Adpn) 2 LiPF 6 (Adpn, adiponitrile)—that exhibits high thermal and electrochemical stability and good ionic conductivity, overcoming several limitations of conventional organic and ceramic materials.
The company has its origins at Lawrence Berkeley and Argonne National Laboratories, UC Berkeley and the University of North Carolina. Blue Current combines the mechanical elasticity and adhesive capabilities of polymers with the ionic conductivity of glass ceramics to maximize safety, temperature, performance, and scalability.
Researchers at Carnegie Mellon University have discovered how nanoscale polymer films limit future cost reductions in fuel cell electric vehicles. Researchers agree that polymer electrolyte films that are only tens of nanometers thick are in some way responsible. The results were reported in a paper in the ACS journal Langmuir.
The following projects were selected under Topic 1a: Novel Bio-Based Plastics: Designing Highly Recyclable or Biodegradable Bio-Based Plastics: Iowa State University (Ames, IA) - Trojan Horse Repeat Sequences for Triggered Chemical Recycling of Polyesters for Films and Bottles – DOE funding: $2,165,000.
Researchers from the University of Houston and the Toyota Research Institute of America have discovered a promising new version of high-energy magnesium batteries, with potential applications ranging from electric vehicles to battery storage for renewable energy systems. The observed specific energy (up to 243 Whr kg -1 ), power (up to 3.4
Researchers from Chalmers University of Technology, in collaboration with KTH Royal Institute of Technology in Stockholm, have produced a structural battery that performs ten times better than all previous versions. It contains carbon fiber that serves simultaneously as an electrode, conductor, and load-bearing material. Image: Marcus Folino.
A team at Stanford University lef by Profesor Yi Cui has now identified a new capacity fading mechanism of the sulfur cathodes and developed a new approach to overcoming this mechanism. To overcome this mechanism, they introduced amphiphilic polymers to modify the carbon surface. earlier post ). —Zheng et al.
Fourteen scientific institutions have joined FestBatt; the competence cluster is coordinated by the University of Gießen (JLU). Germany’s Ministry of Education and Research (BMBF) has launched a new €16-million cluster—FestBatt—to foster basic research into solid-state batteries. million for the first project phase of three years.
from the University of Texas suggest that “ it is reasonable to comment that the success of Li?S from Shanghai Jiao Tong University (China) report the use of a new dual-salts electrolyte composed of Li[N(SO 2 F) 2 ] and Li[N(SO 2 CF 3 ) 2 ] to simultaneously cope with low cycle efficiency and lithium dendrite formation. Earlier post.)
A joint research team from City University of Hong Kong (CityU) and collaborators have developed a stable artificial photocatalytic system that is more efficient than natural photosynthesis. Photo credit: (left) Professor Ye Ruquan’s research group / City University of Hong Kong and (right) Biophysical Journal, 99:67-75, 2010.
Researchers from the Illinois Institute of Technology (IIT), Argonne National Laboratory, and the University of Illinois at Chicago have developed a room-temperature solid-state lithium-air battery that is rechargeable for 1,000 cycles with a low polarization gap and can operate at high rates.
A German-US collaboration including OH-Energy Germany, GmbH; the University of Delaware; Fraunhofer ICT; and Leibniz Institute for Polymer Research released initial results demonstrating 616 mW/cm 2 peak power density at 80 °C for a hydroxide (OH - ) exchange membrane (HEM) fuel cell. Earlier post.). OH Energy, Inc.
Engineers at the McKelvey School of Engineering at Washington University in St. V compared to state-of-the-art polymer electrolyte membrane fuel cells (PEMFCs) that typically operate at 0.75 Wittcoff Distinguished University Professor and corresponding author. DBFCs fulfilling these criteria provide a 2.4 and Raymond H.
Researchers at the University of Delaware have shown that ruthenium deposited on titania is an active and selective catalyst for breaking down polypropylene into valuable lubricant-range hydrocarbons with narrow molecular weight distribution and low methane formation at low temperatures of 250 °C with a modest H 2 pressure.
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