Injuries with electric vs conventional scooters and bicycles
A cross-sectional study found more injuries and hospitalizations associated with electric vehicles, highlighting the need for safety changes in micromobility policies and infrastructure.
Electric Vehicles
Articles tagged with Electric Vehicles
Sustainable electrification: Managing resource demands for future electric vehicles
Researchers found raw material demand for electric vehicles will nearly double by 2050 if current trends continue. Implementing circular economy strategies such as ride-sharing, recycling, and solid-state batteries can halve resource demand or maintain it at 2015 levels.
Drivers ready to embrace wireless EV technology
A survey of 1150 EV drivers in New Zealand shows that 93% are optimistic about dynamic wireless charging technology and would like to try it in the future. The most compelling advantage is its usefulness, offering ease and convenience for EV users. However, concerns over data privacy, electromagnetic radiation, and costs hinder adoption.
SourceUniversity of Auckland·JournalTransportation Research Part F Traffic Psychology and Behaviour·TypeSurvey·DateJun 24, 2024
Whoever controls electrolytes will pave the way for electric vehicles
Researchers at Pohang University of Science and Technology have developed a gel electrolyte-based battery that significantly reduces gas generation during charging and discharging processes. The new technology maintains its capacity even after 200 cycles, demonstrating enhanced safety and durability.
Investigation on the novel high-performance copper/graphene composite conductor for high power density motor
Researchers develop high-performance copper/graphene composite conductor for high power density motors. The composite wire exhibits extremely high strength and electrical conductivity at both room and elevated temperatures.
SourceCES Transactions on Electrical Machines and Systems·JournalCES Transactions on Electrical Machines and Systems·TypeExperimental study·DateJun 23, 2024
Revolutionizing urban energy: how advanced EV charging schedules enhance grid efficiency
Researchers developed an innovative scheduling system for electric vehicles that enhances power grid efficiency by synchronizing charging with peak solar energy production times. The system reduces energy loss, prevents power outages, and minimizes the impact of EV charging on the grid.
SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·DateJun 4, 2024
Shifting gears: The rising influence of electric vehicles on global markets
A study highlights the motivators and barriers influencing consumer adoption of electric vehicles worldwide, emphasizing the reduction of air pollution as a primary motivator. The transition is hindered by high costs, charging infrastructure concerns, and driving range limitations.
SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·DateJun 2, 2024
AI-controlled stations can charge electric cars at a personal price
A new study from Chalmers University of Technology shows that AI-controlled charging stations can offer personalized prices to electric vehicle users, minimizing both price and waiting time. However, the researchers highlight the importance of addressing ethical issues related to data exploitation by motorists.
SourceChalmers University of Technology·JournalTransportation Research Part C Emerging Technologies·TypeComputational simulation/modeling·DateMay 31, 2024
Polymeric films protect anodes from sulfide solid electrolytes!
Researchers developed polymeric protective films to improve anode interface stability in sulfide-based all-solid-state batteries. The films, made from various polymers, showed improved interfacial stability and high-capacity retention rates after multiple cycles.
SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Functional Materials·DateMay 28, 2024
Researcher charges ahead with new tech to power drones wirelessly
Dr. Ifana Mahbub and her team are developing far-field wireless power transfer technology to enable drones to recharge without landing. The technology uses phased-array antennas to steer electromagnetic waves along a targeted path, minimizing signal loss.
Platinum circularity underpins China’s green hydrogen future
A study models China's hydrogen-fuel industry and finds that platinum constraints could limit the country's expansion of hydrogen fuel use, especially if current supply chains are disrupted
Hide and seek between atoms. Find the dopant!
The team developed a deep learning AI technique to quantitatively analyze cation mixing using atomic structure images. This approach revealed that introducing metal dopants like aluminum, titanium, and zirconium into the transition metal layer fortified bonds between nickel and oxygen atoms, curbing cation mixing.
SourcePohang University of Science & Technology (POSTECH)·JournalChemical Engineering Journal·DateMay 12, 2024
Escape the vapes: scientists call for global shift to curb consumer use of disposable technologies
Disposable vape sales quadrupled in the UK between 2022 and 2023, contributing to e-waste accumulation. The technology contains valuable resources like lithium, but recycling is often difficult due to lack of clear instructions. Experts call for urgent reform of disposable electronics practices to protect the environment.
How electric vehicle drivers can escape range anxiety
Researchers identified three types of behaviour around refuelling, including the event-triggered model, which is best for optimum electric vehicle usage. The study suggests that a change in mindset can reduce range anxiety and encourage more people to opt for EVs.
The biggest barrier to a vibrant second-hand EV market? Price
A Rutgers study reveals that price is the biggest barrier to a vibrant second-hand EV market, with lower-income buyers often priced out of the market. The study suggests that increasing charging station availability and expanding subsidies could promote greater used EV uptake across income groups.
SourceRutgers University·JournalTransportation Research Part D Transport and Environment·DateApr 19, 2024
A flexible and efficient DC power converter for sustainable-energy microgrids
A new DC-DC power converter designed by Kobe University team offers superior voltage ratio, system stability, and simplicity, achieving an impressive efficiency of up to 98.3%. The device can efficiently interface with various energy sources, making it suitable for renewable energy integration and electric vehicle applications.
SourceKobe University·JournalIEEE Transactions on Power Electronics·TypeExperimental study·DateApr 18, 2024
New research finds electric vehicles depreciate faster than gas cars, but the trend is changing
A new study found that older electric vehicle models depreciate in value faster than conventional gas cars, but newer models with longer driving ranges are retaining their value better. The research also showed that the COVID-19 pandemic significantly affected vehicle affordability.
Retention ponds can deliver a substantial reduction in tire particle pollution, study suggests
A new study reveals that retention ponds and wetlands can significantly reduce the amount of tyre particles entering aquatic environments, with an average reduction of 75%. The research found that tyre wear particles outweigh other forms of microplastics, but are also removed in greater quantities.
SourceUniversity of Plymouth·JournalEnvironmental Science and Pollution Research·TypeExperimental study·DateApr 12, 2024
Electric vehicles are lowering Bay Area's carbon footprint
A Bay Area monitoring network has recorded a small but steady decrease in CO2 emissions, primarily due to the adoption of electric vehicles, which translates to a yearly drop in vehicle emission rates. However, to meet California's ambitious carbon reduction goals, the yearly decrease needs to be much greater.
SourceUniversity of California - Berkeley·JournalEnvironmental Science & Technology·TypeExperimental study·DateApr 4, 2024
New materials discovered for safe, high-performance solid-state lithium-ion batteries
Researchers have discovered a new type of pyrochlore-type oxyfluoride with high ionic conductivity and air stability, suitable for electric vehicles, airplanes, and miniaturization applications. The material exhibits low activation energy and operates within a wide temperature range.
SourceTokyo University of Science·JournalChemistry of Materials·TypeExperimental study·DateApr 2, 2024
More than flying cars
eVTOL batteries require varying amounts of power for flight stages such as climbing, hovering and descent. Researchers developed new energy-dense materials and tested them against the current state-of-the-art version, showing improved performance.
SourceDOE/Oak Ridge National Laboratory·JournalACS Energy Letters·TypeExperimental study·DateMar 12, 2024
Unlocking the potential of lithium-ion batteries with advanced binders
Scientists have developed a functional binder for silicon oxide electrodes used in lithium-ion batteries, enhancing electrochemical performance and durability. The new binder outperforms conventional options, offering improved alternatives for electric vehicles.
SourceJapan Advanced Institute of Science and Technology·JournalACS Applied Energy Materials·DateMar 1, 2024
Driving an electric car is cheaper in some parts of Canada than others
A new study from the University of British Columbia found that driving an electric car is cheaper in some regions of Canada, such as Quebec and BC, than others, like Nunavut. The researchers analyzed factors like tax rebates, charging costs, and electricity prices to determine the break-even point for electric cars.
SourceUniversity of British Columbia·JournalEnvironmental Research Infrastructure and Sustainability·TypeData/statistical analysis·DateFeb 29, 2024
AI protects power grid from fluctuations caused by renewables and EVs
Researchers at KTH Royal Institute of Technology developed an open-source AI solution to address voltage fluctuations in power grids caused by renewable energy and electric vehicles. The DRL algorithms optimize large-scale coordination of energy sources safely under fast fluctuations.
SourceKTH, Royal Institute of Technology·JournalIEEE Transactions on Sustainable Energy·DateFeb 27, 2024
Aston University receives nearly half a million pounds to create safer and greener batteries
Researchers at Aston University will explore gel electrolyte materials to improve lithium-ion batteries' safety and environmental sustainability. The project aims to replace harmful components with renewable ionogels, addressing the need for scalable methods of storing electrical energy.
Resting boosts performance of lithium metal batteries
Researchers at Stanford University have discovered that resting lithium metal batteries in the discharged state can restore capacity and boost overall performance. By reprogramming the battery management software, lost capacity can be recovered without additional cost or changes needed for equipment, materials, or production flow.
Japan's electric vehicle transition by 2035 may be insufficient to combat the climate crisis, but there are solutions
A team of researchers at Kyushu University found that Japan's current policy may not be enough to reduce CO2 emissions and achieve decarbonization goals. To address this, the government must extend vehicle longevity, invest in a cleaner energy mix, and decarbonize the supply chain.
SourceKyushu University·JournalJournal of Cleaner Production·TypeComputational simulation/modeling·DateFeb 7, 2024
Engineered battery chemistry for fast charging capabilities
Researchers successfully improved lithium metal battery charging rates by adding a cesium nitrate compound, while maintaining long cycle life. The new findings challenge conventional beliefs about effective interphase components and contribute to the development of high-energy density batteries.
Polymer power: Incheon National University researchers enhance the safety of lithium batteries
Researchers developed a graft polymerization technique to create thermally stable and long-lasting lithium-ion batteries by improving separator performance. The new method outperforms other coating methods in cell performance, showing promise for creating high-safety lithium batteries.
SourceIncheon National University·JournalEnergy Storage Materials·TypeExperimental study·DateJan 25, 2024
Fast-charging lithium battery seeks to eliminate ‘range anxiety’
Researchers at Cornell University have developed a new lithium battery that can charge in under five minutes while maintaining stable performance over extended cycles. The breakthrough could alleviate range anxiety among drivers who worry about electric vehicle charging time.
UK automotive industry vulnerability revealed – new Aston University research
The UK is heavily exposed to the electric vehicle (EV) revolution due to its critical dependency on battery imports, with imports exceeding exports by 10.5 times. The Aston University report outlines a four-point plan to fortify the UK's presence in the global EV market.
Using idle trucks to power the grid with clean energy
University of Waterloo researchers investigate how fuel cell-powered trucks can replenish overworked electricity grids with clean energy. The study proposes a mobile generator system, where idled electric vehicles act as power sources, reducing peak demand and carbon emissions.
Architectures, opportunities, and challenges of Internet-of-batteries for electric Vehicles
The Internet-of-Batteries (IoB) system utilizes IoT principles to gather data from EV batteries, analyzing health and performance, identifying faults, and optimizing usage. Machine learning approaches enhance decision-making for improved battery performance, increased range, and reduced costs.
SourceGreen Energy and Intelligent Transportation·JournalGreen Energy and Intelligent Transportation·TypeExperimental study·DateJan 10, 2024
Green wheels, bright skies: NREL analysis unveils the connection between electric vehicles and photovoltaics
Researchers at NREL found a correlation between electric vehicle ownership and the adoption of solar panels, with EV owners more likely to invest in photovoltaics. The study suggests that the two technologies have complementary nature, playing a pivotal role in energy systems resiliency.
SourceDOE/National Renewable Energy Laboratory·JournalRenewable and Sustainable Energy Reviews·TypeMeta-analysis·DateJan 9, 2024
Solid state battery design charges in minutes, lasts for thousands of cycles
Researchers have developed a new solid state battery design that can be charged and discharged over 6,000 times, with the ability to recharge in just 10 minutes. The breakthrough uses micron-sized silicon particles to constrict the lithiation reaction and facilitate homogeneous plating of lithium metal.
SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalNature Materials·DateJan 8, 2024
Breakthrough in hydrate-based desalination technique unveiled
A new method for desalinating seawater using hydrate-based desalination technology has been developed, offering a low-energy solution for producing freshwater. The research team calculated optimal temperatures for enhanced efficiency, with maximum water yields reaching up to 67% in certain brine concentrations.
SourceUlsan National Institute of Science and Technology(UNIST)·JournalWater Research·DateDec 28, 2023
Free electric vehicle charging at work? It’s possible with optimum solar
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%.
SourceUniversity of South Australia·JournalRenewable Energy·TypeComputational simulation/modeling·DateDec 12, 2023
Study on battery recycling shows China is in 1st place
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.
SourceUniversity of Münster·JournalResources Conservation and Recycling·TypeMeta-analysis·DateDec 8, 2023
About:Energy and Eatron Technologies win funding to extend electric vehicle battery lifetime
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.
Toward a sustainable EV battery supply chain globally
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%.
Template for success: Shaping hard carbon electrodes for next-generation batteries
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.
SourceTokyo University of Science·JournalAdvanced Energy Materials·TypeExperimental study·DateNov 13, 2023
NTU and Durapower develop cloud-based AI tech for safer and longer-lasting batteries
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.
Energy transition: A super-model to guide policy makers
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.
New study finds electric vehicles are driven less than gas cars
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.
New designs for solid-state electrolytes may soon revolutionize the battery industry
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.
Making electric vehicles last
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.
Researcher aims to accelerate EV charging times with CAREER award
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.
IISc team develops fully indigenous gallium nitride power switch
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.
UT Dallas to lead $30 million battery initiative
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.
NTU Singapore scientists develop new method to recover high-purity silicon from expired solar panels for upcycling into lithium-ion batteries
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.
SourceNanyang Technological University·JournalSolar Energy Materials and Solar Cells·TypeExperimental study·DateSep 7, 2023
New study finds ways to suppress lithium plating in automotive batteries for faster charging electric vehicles
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.
Move over lithium-ion: Zinc-air batteries a cheaper and safer alternative
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...
Chloride ions from seawater eyed as possible lithium replacement in batteries of the future
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.
SourceWorcester Polytechnic Institute·JournalChemistry of Materials·TypeExperimental study·DateAug 10, 2023
Novel proton-conductive membranes for automobile fuel cells
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.
FAMU-FSU researchers advance electric vehicle battery safety with new energy absorption design
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.
Aluminum materials show promising performance for safer, cheaper, more powerful batteries
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.
SourceGeorgia Institute of Technology·JournalNature Communications·TypeExperimental study·DateJul 19, 2023
Thermal cloak passively keeps electric vehicles cool in the summer and warm in the winter
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.
Nanosheet technology developed to boost energy storage dielectric capacitors
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.
An ingredient in toothpaste may make electric cars go farther
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.
Engineers earn grant to protect military bases against EV-based attacks
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.