Articles tagged with Electric Vehicles
Researchers propose optimising campus solar PV system to support over 200 electric vehicles with free or nominal charging facilities. This could reduce annual electricity costs by more than 9% while helping lower peak power demand by at least 12%.
A study by researchers from the University of Münster found that China will be able to meet its demand for primary lithium for electric vehicles through recycling as early as 2059, while Europe and the US will not achieve this until after 2070. Recycling is also expected to ensure China's need for cobalt by 2045 and nickel by 2046.
The project aims to develop an AI-powered decision engine that delivers increased battery longevity and accelerates time-to-market for electric vehicles. The technology combines high-fidelity electrochemical models with edge and AI-powered cloud platforms to predict state-of-charge, health, and remaining useful life.
The global EV battery industry is projected to exceed 600 MtCO2eq in emissions by 2050, mainly due to energy-intensive mining and refining processes. Shifting to less CO2-intensive battery chemistries like LFP could reduce emissions by 20%.
Researchers at Tokyo University of Science developed nanostructured hard carbon electrodes using inorganic zinc-based compounds, which deliver unprecedented performance and significantly increase the capacity of sodium- and potassium-ion batteries. The new electrodes improve energy density by 1.6 times compared to existing technologies.
The joint team developed a Fire & Explosion Management System (FXMS) using Digital Twin technology, offering high-accuracy real-time monitoring and predictions of battery conditions up to five years. The technology can extend the lifespan of lithium-ion batteries by over 50%, reducing carbon emission through reduced battery waste.
A large study of used cars and SUVs found battery electric vehicles driven almost 4,500 fewer miles than gas cars annually. This challenges current assumptions about emissions savings from EVs, highlighting the need for better understanding of driver behavior to accurately predict emissions reductions.
A UNIGE team has developed a super-model to simulate the spread of three green technologies in Swiss municipalities by 2050. The results show that Switzerland is unlikely to achieve zero net carbon emissions by 2050 without significant policy changes, highlighting the need for increased efforts and updated policies.
Researchers have developed a novel chloride-based solid electrolyte with exceptional ionic conductivity, addressing material limitations that hindered previous attempts. This breakthrough is expected to pave the way for commercialization of solid-state batteries, promising improved affordability and safety.
A new polymer binder is introduced to address durability issues in dual-ion batteries. The binder features azide and acrylate groups, which enhance the structural integrity of graphite during charge and discharge cycles. Dual-ion batteries equipped with this binder demonstrate exceptional performance, even after 3,500 recharge cycles.
A University of Texas at Dallas researcher aims to accelerate electric vehicle charging times by modifying lithium-ion battery structure to reduce charging time from hours to minutes. The goal is to increase adoption of electric vehicles and reduce carbon dioxide emissions and greenhouse gases.
The IISc team developed a fully indigenous GaN power switch, comparable to state-of-the-art switches, with a switching time of about 50 nanoseconds. The device's performance is suitable for applications such as power converters for electric vehicles and laptops, as well as wireless communications.
The University of Texas at Dallas will develop and commercialize new battery technologies, enhance domestic raw material availability, and train workers for the expanding battery industry. The Energy Storage Systems Campus will leverage $200 million in private capital.
Researchers have devised an efficient method of recovering high-purity silicon from expired solar panels, which can help meet the increasing global demand for electric vehicles. The new extraction method using phosphoric acid achieved a recovery rate of 98.9% and purity of 99.2%, comparable to existing methods.
A new study led by Dr. Xuekun Lu has found a way to prevent lithium plating in electric vehicle batteries, which could lead to faster charging times and improve the battery's energy density. The research also reveals that refining the microstructure of the graphite electrode can minimize the risk of lithium plating.
A new study by Edith Cowan University has discovered zinc-air batteries as a superior alternative to lithium-ion, offering low costs, environmental benefits, and high theoretical energy density. The breakthrough redesigns the batteries using natural resources like zinc from Australia and air, enhancing their viability for sustainable e...
Researchers at Worcester Polytechnic Institute discovered a new redox chemistry empowered by chloride ions for the development of seawater green batteries. This technology leverages abundant elements such as iron oxides and hydroxides, potentially repurposing iron rust waste materials for modern energy storage.
Scientists have synthesized proton-conductive membranes based on partially fluorinated aromatic ionomers, which exhibit high durability and ion conductivity. These membranes outperform existing ones in fuel-cell operation, chemical stability, and mechanical properties, paving the way for more powerful and affordable electric vehicles.
The research uses paraffin wax-filled tubes to absorb impact and heat, protecting nearby battery cells from damage. The design improves the safety and reliability of electric vehicles by minimizing potential damage from crashes or thermal issues.
Researchers at Georgia Institute of Technology have developed a new type of battery using aluminum foil that shows promising performance for safer, cheaper, and more powerful batteries. The batteries have higher energy density and greater stability than conventional lithium-ion batteries.
A team of researchers has designed an all-season thermal cloak that can cool electric vehicles by 8°C on hot days and warm them by 6.8°C at night without any external energy input. The cloak works through radiative cooling, using an effect called photon recycling to counteract temperature fluctuations during winter months.
Researchers at Nagoya University developed a nanosheet device with the highest energy storage performance yet seen. The device achieved a 1-2 orders of magnitude higher energy density while maintaining high output density and stability over multiple cycles.
Scientists at Argonne National Laboratory discovered a new fluoride electrolyte that can protect lithium metal batteries against performance decline. The electrolyte maintains a robust protective layer on the anode surface for hundreds of cycles, enabling the battery to last longer.
Researchers at University of Nebraska-Lincoln are working on safeguarding US military base entry points against EV threats, focusing on high-speed ramming and zero-to-60 acceleration. The team will employ digital simulations and physical crash tests to refine barriers designed to withstand such impacts.
Researchers developed a new anode material that increases lithium-ion battery storage capacity by 1.5 times, allowing for fast charging in as little as six minutes. The innovation uses electron spin to enhance storage capacity and ferromagnetic properties.
Researchers found that electric rideshare fleets can significantly reduce greenhouse gas emissions, but may also increase air pollution and traffic problems. The study used real-world data from Chicago to simulate the impacts of electrification.
A new study estimates that the overall benefits of switching ride-hailing vehicles from gasoline to electric would be very modest, with a 3% gain per trip. The study found that traffic-related factors, such as congestion and crash risk, dominate societal costs, outweighing emissions reductions.
Researchers used X-ray computed tomography to visualize dendrite failure in unprecedented detail, revealing separate processes driving initiation and propagation of cracks. The findings point to overcoming technological challenges of lithium metal solid-state batteries, which could improve EV battery range, safety, and performance.
Researchers at Oak Ridge National Laboratory discovered a method to press solid electrolytes, eliminating air pockets that block ion flow and increasing conductivity by nearly 1,000 times. This breakthrough enables unprecedented control over internal structure, paving the way for industrial-scale processing and more reliable batteries.
Recent adoption of EVs driven by technological advances, such as increased battery range and faster charging. Improvements have made EVs an attractive option alongside gas-powered cars.
Research suggests that windshield washer fluid is a significant source of vehicle-derived pollutants, including volatile organic compounds (VOCs), which can contribute to ozone formation. The study found that the levels of these non-fuel-derived gases will likely remain unchanged even as drivers transition to electric vehicles.
Researchers at Chalmers University of Technology show that electrifying heavy goods vehicles can be profitable, even for long-distance trips. The study compared two battery sizes and fast charging prices, concluding that electricity is a cheaper alternative to diesel in many cases.
A team at Tohoku University has created a prototype calcium metal rechargeable battery that can handle 500 cycles of charging and discharging. The breakthrough employs a copper sulfide-based cathode and hydride-type electrolyte, demonstrating high stability and performance.
Researchers at Duke University have discovered a class of compounds called argyrodites that could lead to the development of safer and more efficient solid-state batteries. The materials' unique crystalline structures allow for fast ion conduction, making them promising candidates for energy storage applications.
Researchers suggest sharing smaller, lightweight EVs to manage resource use in EV batteries. They found that reducing material supply risks requires systemic approaches and investments in new battery technologies.
Researchers have developed a solvent-free process to manufacture lithium-ion battery electrodes that are greener and cheaper than traditional methods. The new process produces electrodes that can charge faster, with a capacity of 78% in just 20 minutes.
A new fluorine-containing electrolyte has been developed to perform well in sub-zero temperatures, addressing the issue of cold weather affecting electric vehicle battery effectiveness. The research demonstrates how to tailor the atomic structure of electrolytes for low-temperature applications.
A study found that Chinese electric vehicles (EVs) create up to 53% less emissions over their full life cycle than internal combustion engine vehicles by 2030. Increased operating efficiency and a cleaner electricity mix are key drivers of these reductions.
Researchers are working to develop battery cells that can be easily recycled, reducing the environmental impact of electric cars. The goal is to unlock the full potential of electric vehicles by reusing valuable materials in batteries.
A recent analysis of California's Clean Vehicle Rebate Project reveals that electric vehicles primarily reduce air pollution in affluent, white neighborhoods. However, the benefits of cleaner transportation are largely absent from disadvantaged communities, highlighting concerns about environmental justice.
Researchers at EPFL have developed a novel imaging technique using cryogenic transmission electron tomography and deep learning to visualize the nanostructure of platinum catalyst layers in fuel cells. This breakthrough reveals the heterogenous thickness of ionomer, a crucial component that influences catalyst performance.
The new manufacturing process produces lightweight aluminum vehicle parts that lower costs and are more environmentally friendly. Researchers have shown that the Shear Assisted Processing and Extrusion (ShAPE) process can break up metal impurities in scrap without requiring an energy-intensive heat treatment step.
The WVU SMARTER center aims to improve mobility in rural areas through self-driving cars, ride-sharing services, and bike sharing. The center will develop infrastructure and technology barriers to ensure accessibility for all people.
The increasing adoption of electric vehicles will significantly raise the global demand for battery-grade critical metals, leading to supply chain disruptions. By mid-century, the need for lithium could more than double, while nickel demand is expected to eclipse other critical metals.
Researchers at Cranfield University are developing a new generation of lithium-sulfur batteries that offer improved performance and reduced weight compared to traditional lithium-ion batteries. The technology has the potential to support electrification of short-haul aircraft, light goods vehicles, and passenger vehicles.
The article explores knowledge gaps between laboratory and industrial manufacturing of batteries, highlighting the need for a shift in research priorities. Researchers propose new ways to design experiments that account for industry challenges, such as cost efficiency and impurity tolerance. The study aims to bridge the gap between fun...
Researchers have developed a functional polymeric binder for stable, high-capacity anode material that can increase the current EV range at least 10-fold. The new polymer utilizes hydrogen bonding and Coulombic forces to control volumetric expansion, resulting in a thick high-capacity electrode and maximum energy density.
A new study published in Environment International reveals that vehicle exhaust filters have limited impact on reducing ultrafine particles, which are a major contributor to air pollution. The research shows that current filters are not effective at removing smaller liquid particles, highlighting the need for alternative measures to re...
Researchers found that strategically placing charging stations, especially at workplaces and in delayed home settings, can reduce peak electricity demand, store solar energy, and conveniently meet drivers' needs. This approach could help minimize the strain on the grid and avoid costly new power plants.
Researchers at Chalmers University of Technology have developed a propeller design optimisation method that paves the way for quiet, efficient electric aviation. The new design can reduce noise emissions by up to 5-8 dBA, comparable to going from a normal conversation voice to a quiet room.
Scientists have developed a conductive polymer coating called HOS-PFM that can significantly enhance the performance of lithium-ion batteries in electric vehicles. The coating ensures battery stability and high charge/discharge rates while extending battery life by up to 15 years.
A team of Japanese researchers has developed a novel approach to enhance the fast-charging ability of lithium-ion batteries using a binder material that promotes Li-ion intercalation of active material. This results in high conductivity, low impedance, and good stability, reducing the concentration polarization of Li+ ions.
A study by University of Delaware researchers found that electric vehicles (EVs) with smaller batteries, combined with community charging, can meet the driving needs of a diverse range of drivers. The study analyzed data from 333 gasoline-fueled cars and modeled the ability of EVs to handle similar trips.
Researchers at Tokyo University of Science have found a promising cathode material for magnesium rechargeable batteries, achieving better cyclability and high battery capacity. The Mg1.33V1.67O4 system with substituted vanadium and manganese shows superior charge-discharge properties.
A new modeling and visualization tool assists transit agencies in making the transition to electric buses, considering both cost and environmental equity. The bi-objective optimization framework model enables agencies to explore the interdependency of an electric bus transit system and a city's energy infrastructure.
Researchers at Stanford University have developed a new understanding of how nanoscale defects and mechanical stress cause solid electrolytes to fail. By studying over 60 experiments, they found that ceramics often contain tiny cracks on their surface, which can lead to short circuits during fast charging. The discovery could pave the ...
A recent study found that homes near electric vehicle charging stations (EVCSs) in California see a significant increase in value, with those within 0.4-0.5 km of EVCSs valued up to 5.8% higher. The study also showed reduced air pollution and increased traffic, but no effect on property values within closer proximity.
Drivers in these regions will benefit from cleaner power grids and low electricity prices, reducing transport costs and emissions. The study found that 71% of US drivers could halve their transport bills by going electric, with over 80% of households experiencing lower costs.
Researchers at KAUST developed a high-efficiency metal-free battery using ammonium cations as charge carriers, outperforming existing analogues with a record operation voltage of 2.75 volts. This breakthrough provides potential for lowering battery costs and enabling large-scale applications.
The UCF-developed battery uses saltwater as an electrolyte, eliminating volatile solvents and overcoming limitations of previous aqueous batteries. The novel design allows for fast charging in just three minutes and increased stability, making it a safer and more efficient alternative to traditional lithium-ion batteries.