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Illustration of charge transfer process and oxygen reduction reaction on PDDA-CNT [poly(diallyldimethylammonium chloride)-carbon nanotube]. The team led by Liming Dai, a professor of chemical engineering, is certain they can boost the power output and maintain the other advantages by matching the best nanotube layout and type of polymer.
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.
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.
As part of a larger £90 million (US$117 million) package of awards to cut carbon emissions in industry and homes, the UK is awarding £28 million (US$36.5 million) to five demonstration phase projects for low-carbon hydrogen production. HyNet – low carbon hydrogen plant. Led by Cranfield University. Contract value: £3.12
Scientists from ExxonMobil, University of California, Berkeley and Lawrence Berkeley National Laboratory have developed a new material that could capture more than 90% of CO 2 emitted from industrial sources using low-temperature steam, requiring less energy for the overall carbon capture process. UC Berkeley graphic by Eugene Kim).
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. The new system mimics a natural chloroplast to convert carbon dioxide in water into methane, very efficiently using light.
In cooperation with project partners from BASF, Munich Technical University, and the University of Hamburg, scientists at Siemens’ global research unit Corporate Technology developed an alternative for the standard polystyrene-based acrylonitrite-butadiene-styrene (ABS) polymer, which is frequently used for consumer products.
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.
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) —Saadi et al.
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. —Sandru et al. Marius Sandru et al.
A team of researchers from the US and China have developed novel polymer?graphene polymer with a stable skeleton and highly electroactive functional group can potentially be a high-power cathode candidate because its redox reaction intrinsically has faster kinetics than inorganic intercalation cathodes. Credit: ACS, Song et al.
The new companies are focused on creating electrochemical systems that can help reduce carbon emissions in hard-to-decarbonize sectors and represent the program’s fourth cohort. Applications include green hydrogen production, hydrogen fuel cells and carbon capture and utilization (CCU).
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.
The US Department of Energy (DOE) is awarding $35 million to 15 research projects through ARPA-E’s “Energy and Carbon Optimized Synthesis for the Bioeconomy” (ECOSynBio) program to decarbonize biorefining processes used across the energy, transportation, and agriculture sectors. Carbon-Negative Chemical Production Platform - $4,160,262.57.
Top: The stress of repeated swelling and shrinking shatters a conventional silicon electrode and its polymer binding. Bottom: An electrode coated with stretchy, self-healing polymer remains intact. (C. To make the self-healing coating, the scientists deliberately weakened some of the chemical bonds within polymers. Wang et al.,
Woven carbon fiber can act as an electrode for lithium ion batteries. Researchers in Sweden are exploring the use of carbon fiber as an active electrode in a multifunctional structural Li-ion battery in an electric car; i.e., electrical storage is incorporated into the body of the car. Photo: Peter Larsson) Click to enlarge.
The UK’s Carbon Trust has selected ACAL Energy, the developer of FlowCath low-platinum liquid cathode technology ( earlier post ), for a £1-million (US$1.6-million) million) investment as part of its Polymer Fuel Cell Challenge. Robert Trezona, Research Accelerator Director at the Carbon Trust. Source: ACAL.
The approach, described in a paper in the journal Nature Communications , could be an important advance in carbon capture and sequestration (CCS). They have significant performance advantages over the carbon-absorbing materials used in current CCS technology. carbon dioxide uptake and release over repeated cycles.
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.
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.
million) in grants to 16 collaborative research and development projects that focus on achieving significant cuts in CO 2 emissions for vehicle-centric technologies in low carbon vehicles. Projects were selected through the “Highly innovative strategic technologies in low carbon vehicles” competition for collaborative R&D funding.
Researchers at Toyohashi University of Technology in Japan have developed an active sulfur material and carbon nanofiber (S-CNF) composite material for all-solid-state Li-sulfur batteries using a low-cost and straightforward liquid phase process. Schematic images and electron microscope photograph of sulfur-carbon composites (top).
The projects will feature collaborations with EERE’s Advanced Manufacturing Office on manufacturing reliable and affordable electrolyzers and with EERE’s Vehicle Technologies Office on developing low-cost, high-strength carbon fiber for hydrogen storage tanks. Carbon Composite Optimization Reducing Tank Cost. University of Kentucky.
EnerG2, a manufacturer of advanced carbons for next-generation energy storage ( earlier post ), has begun production of nano-structured hard carbon for Li-ion battery anodes that it says can boost anode capacity by more than 50% over standard graphite. — Dr. Aaron Feaver, CTO and Co-Founder of EnerG2.
The US Department of Energy (DOE) announced that the use of an alkaline surfactant polymer (ASP) flooding technique has successfully improved oil recovery at a 106-year old Illinois field by more than 300%. Polymer is added to protect the chemical slug from early dissipation by the driving water phase. Such surfactants, when.
Electrochemical performance of the modified hollow carbon nanofiber cathode. (a) 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. Credit: ACS, Zheng et al. Click to enlarge. earlier post ).
Drayson Racing and Aston University (UK) have launched a major partnership to develop and demonstrate low carbon automotive technologies. The University’s European Bioenergy Research Institute (EBRI) is a leader in biofuels and biomass research.
Researchers at North Carolina State University (NCSU) have combined carbon coating and a carbon nanotube (CNT) framework to improve the cycling stability of Si (silicon) anodes for Li-ion batteries. After drying, active material particles are then connected with each other by the polymer binder to form an electrode.
Using an inexpensive polymer called melamine, researchers from UC Berkeley, Texas A&M and Stanford have created a cheap, easy and energy-efficient way to capture carbon dioxide from smokestacks. We distinguished ammonium carbamate pairs and a mix of ammonium carbamate and carbamic acid during carbon dioxide chemisorption.
Particles of nitrogen-containing porous carbon polymerize CO 2 from natural gas under pressure at a wellhead. Scientists in the Rice University lab of chemist James Tour have developed materials that offer a lower cost, less energy-intensive way to separate carbon dioxide from natural gas at wellheads. Click to enlarge.
Startup Mattershift says it has achieved a breakthrough in making carbon nanotube (CNT) membranes at large scale. The paper is a characterization study of commercial prototype carbon nanotube (CNT) membranes consisting of sub–1.27-nm-diameter A) SEM image of the CNT membrane surface, showing CNT tips emerging from the polymer.
The US Department of Energy (DOE) announced the award of approximately $72 million in federal funding to support the development and advancement of carbon capture technologies under two funding opportunity announcements (FOAs). Enabling Production of Low Carbon Emissions Steel Through CO 2 Capture from Blast Furnace Gases.
Ranges of automotive fuel cell system costs at mass manufactured volume using technology from three UK companies supported by the Carbon Trust. Source: Carbon Trust. It would also reduce global carbon emissions from vehicles by an additional 260 million tonnes per year by 2050—equivalent to the current annual emissions of Taiwan.
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.
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.
Writing in the journal Advanced Materials , a team of materials scientists and physicists from the University of Manchester (UK) say graphene has the potential to replace carbon fibers in high performance materials that are used to build aircraft or fuel-efficient vehicles.
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.
Grzegorz Milczarek from Poznan University of Technology (Poland), and Olle Inganäs from Linköping University (Sweden), have combined lignin derivatives, which are electronic insulators, with polypyrole, a conductive polymer, into an interpenetrating composite suitable for use as a battery cathode. 1 (inner to outer).
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.
The assistant professor and William Marsh Rice Trustee Chair of Chemical and Biomolecular Engineering has proposed the development of a modular electrochemical system that will provide “a sustainable, negative-carbon, low-waste and point-source manufacturing path preferable to traditional large-scale chemical process plants.”.
ARPA-E’s first solicitation awarded $151 million to 37 projects aimed at transformational innovations in energy storage, biofuels, carbon capture, renewable power, building efficiency, vehicles, and other areas. Novel Biological Conversion of Hydrogen and Carbon Dioxide Directly into Biodiesel. Earlier post.) Engineering E. per gallon.
Carbon transformation company Twelve (formerly Opus 12, earlier post ) has produced the first fossil-free jet fuel—called E-Jet—from CO 2 electrolysis, demonstrating a scalable, energy-efficient path to the de-fossilization of global aviation. Global aviation produces 1.2 —Twelve Co-Founder and CEO Nicholas Flanders.
A team from the University of Rome Sapienza has developed a rechargeable lithium-ion polymer battery based on the combination of a high capacity sulfur-carbon cathode, nanostructured Li x Sn-C anode and polysulfide-added PEO-based gel membrane. mAh g S -1 , depending on the cycling rate. —Agostini & Hassoun (2015).
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