Solar energy as a basic service for the public
The Swiss Federal Laboratories for Materials Science and Technology (Empa) has developed a proposal for the
Alternative Energy
Articles tagged with Alternative Energy
Materials: metal-organic frameworks with metallic conductivity
Scientists at KIT have produced an MOF in thin-film form that exhibits metallic conductivity, enabling new possibilities for electronic components and applications. The breakthrough was achieved using a self-driving laboratory and precise control over crystallinity and domain size.
Announcement of NIMS Award 2025 winners
The NIMS Award 2025 honors Prof. Tsutomu Miyasaka, Prof. Henry J. Snaith, and Prof. Nam-Gyu Park for their pioneering work on perovskite solar cells and the incorporation of a critical element that improved stability and efficiency. The award ceremony will take place at the Tsukuba International Congress Center on November 11.
Recent advances in green hydrogen production by electrolyzing water with anion-exchange membrane
Researchers have made significant breakthroughs in green hydrogen production through anion-exchange membrane water electrolysis, enhancing OER catalysts for reduced costs. A new cathode catalyst has also been developed to improve alkaline HER performance.
Study shows making hydrogen with soda cans and seawater is scalable and sustainable
A new process using seawater and recycled soda cans can produce green hydrogen with a low carbon footprint comparable to other green hydrogen technologies. Researchers found that the overall emissions of this method are on par with those of fossil-fuel-based processes, making it a scalable and sustainable option for energy production.
Research shows how solar arrays can aid grasslands during drought
A new study from Colorado State University reveals that photovoltaic (PV) arrays in grasslands can improve soil moisture levels and increase plant growth, particularly during dry years. The research found a 90% increase in grass production on the east side of panels compared to neighboring open sites.
Green technology uses corn stover to produce high-value bioderivatives and generate savings
Researchers have developed a sustainable method for extracting sugars, organic acids, and phenolic compounds from corn stover using subcritical water. This process recovers high-value bioderivatives with yields up to six times higher than traditional methods, reducing energy costs and time.
Solar power system installations impact less than 1 percent of Arkansas’ ag land
Large-scale solar arrays will occupy approximately 0.2 percent of agricultural land in Arkansas, with projected impacts on crop prices and proximal real estate value. Researchers found that utility-scale solar projects can coexist with agriculture through integrated systems like agrivoltaics.
Redox-switchable dyes offer tunable visible to near/short-wave-infrared fluorescence
Researchers developed fluorescent dyes based on nitrogen-rich pyrazinacenes with strong, tunable fluorescence between the visible and NIR/SWIR regions. The dyes exhibit redox-responsive properties, shifting emission spectra to longer wavelengths for infrared applications.
Turning light into usable energy
Scientists at UC Riverside are investigating plasmonic materials that can transfer energy when struck by light. Their findings could lead to sensors capable of detecting molecules at trace levels and other technologies with practical applications.
China's transition to renewable energy is not only faltering but may be impeding sustainable development
A recent study from the University of Surrey found that China's Plan on Clean Energy Accommodation has resulted in a decline in green total factor productivity. This measure reflects a region's ability to achieve economic growth while minimizing resource consumption and environmental degradation.
University of Texas-led team solves a big problem for fusion energy
A University of Texas-led team has discovered a shortcut to design leak-proof magnetic confinement systems in stellarator reactors, addressing a 70-year-old challenge. This breakthrough enables engineers to simulate the system more efficiently without sacrificing accuracy, paving the way for the development of reliable fusion energy.
Exercise boosts brain health — even when energy is low
A new study from the University of Missouri suggests that exercise can improve brain health and mitigate cognitive decline, even when ketone production in the liver is impaired. The research found that endurance exercise can prevent cognitive impairment caused by compromised hepatic ketogenesis.
New model predicts a chemical reaction’s point of no return
Researchers developed a new model called React-OT that can predict the transition state of chemical reactions in under a second with high accuracy. The model uses linear interpolation to generate better initial guesses, reducing the number of steps and computation time needed.
Difficult and costly energy transition unless the EU invests in biomass
Biomass is crucial for Europe's ability to reach its climate targets, providing both energy and negative emissions. Excluding biomass from the European energy system would increase costs by 169 billion Euros per year.
Using AI to monitor inaccessible locations of nuclear energy systems
A novel machine learning-driven approach uses deep-learning operator-surrogate models to monitor critical degradation indicators in nuclear power facilities. This technique provides real-time predictions and addresses limitations of physical sensors or classical modeling predictions.
Marine shipping emissions on track to meet 2030 goals, but expected to miss 2050 target
New study suggests marine shipping emissions will decrease by 30-40% by 2030 compared to 2008 levels, but may not meet net-zero goal for 2050. The International Maritime Organization has approved new emission reduction policies.
Watch a live catalytic event in real time
A Northwestern University-led team directly observes a catalytic event in real time, discovering short-lived intermediate molecules and a previously hidden reaction pathway. This breakthrough enables scientists to understand how catalysts work, potentially leading to more efficient and sustainable chemical processes.
Virginia Tech receives $1.3 million grant to revolutionize energy industries in Appalachia
Virginia Tech aims to establish a hydrogen innovation hub using natural gas conversion technology, producing cleaner and more economically viable products. The project's goal is to reduce methane and carbon dioxide emissions by transforming potent greenhouse gases into less harmful high-value products.
After greening comes darkness….and it really does matter!
Researchers propose darkening cities to improve biodiversity, human health, and reduce energy waste by embracing nocturnal living. Professor Nick Dunn's 'Dark Futures: When the Lights Go Down' presents a vision for an alternative future that reconnects humans with nature's rhythms.
New study challenges assumptions about solid-state lithium metal batteries
A recent study finds that garnet-type solid electrolytes for lithium metal batteries offer only marginal increases in energy density. Researchers suggest alternative hybrid approaches to improve manufacturability and reduce weight while maintaining performance.
Combining photonic neural networks with distributed acoustic sensing
Distributed acoustic sensing systems face data processing speed limitations; researchers leverage photonic neural networks to overcome these challenges. The TWM-PNNA system achieves high recognition accuracy above 90% with low power consumption, outperforming electrical GPUs by orders of magnitude.
AMS Science Preview: Data deserts, energy costs, malaria prediction
Climate change drives large increases in electricity demand and costs in Texas due to extreme temperatures. Meanwhile, atmospheric rivers become more frequent, larger, and moister globally. Diagnostic studies also predict malaria outbreaks with five-month lead time using sea-surface temperature anomalies.
Virginia Tech to lead $10 million critical mineral research coalition in Appalachia
The Expand Appalachia project aims to accelerate the identification and characterization of unconventional critical mineral resources throughout the region. The team will assess regional infrastructure, identify industries that could benefit from production, and develop strategies to boost economic growth and attract investment.
Study finds support for solar energy has become politically polarized
A new analysis of social media posts reveals that public support for solar energy remains high, but has become increasingly polarized. The study found that attitudes toward solar energy are largely being driven by politics, with significant differences in support across regions and states.
Revealing ionically isolated Li loss in practical rechargeable Li metal pouch cells
Researchers found that applying external pressures can alleviate Li loss and battery degradation by alleviating SEI aggregation. Pressure regulation can rejuvenate I-iLi, reducing its content and Li loss. The study suggests a promising approach for advancing practical Li metal batteries.
Burning plastic for cooking and heating an emerging crisis, study finds
Researchers found urban sprawl and poor waste management led to an abundance of plastic waste. Burning plastic releases harmful chemicals, posing health risks to women and children. The issue affects millions in cities struggling with basic services.
Novel catalyst development for sustainable ammonia synthesis
Researchers unveil Ba-Si orthosilicate oxynitride-hydride as a transition metal-free catalyst, offering a more sustainable approach to ammonia production. The novel catalyst demonstrates exceptional stability and higher activity than conventional ruthenium-loaded MgO catalysts.
New technology turns waste heat into electricity, defies physical limit
Researchers have developed a new technology that can turn thermal radiation into electricity in a way that exceeds the physical limit of Planck's law. The breakthrough could revolutionize manufacturing industries by increasing power generation without high temperature heat sources or expensive materials.
Atomic-level diamond surface polishing with high quality, efficiency, and material removal rates
A new photocatalytic chemical mechanical polishing (PCMP) slurry has been developed for Single Crystal Diamond (SCD) polishing, resulting in exceptionally smooth surfaces with minimal damage. The Material Removal Rate (MRR) peaks at 1168 nm·h−1, emphasizing the efficiency and effectiveness of this advanced polishing technique.
Negative refraction of light using atoms instead of metamaterials
Researchers at Lancaster University have successfully demonstrated negative refraction using atomic arrays, eliminating the need for metamaterials. This achievement paves the way for novel technologies based on negative refraction, including perfect lenses and cloaking devices.
Presidential awards spotlight naval research excellence
The U.S. Naval Research Laboratory's four PECASE recipients made groundbreaking contributions to next-generation energy storage and solid fuel combustion, expanding the nation's energy density portable energy storage capabilities and optimizing propulsion systems.
On the way to building better batteries
Weizmann researchers create new method to analyze dendrites in lithium-ion batteries, finding optimal composition for safe energy storage. The study reveals 'golden ratio' for electrolyte balance, extending battery life and reducing fire hazard.
Chung-Ang University achieves dual-purpose breakthrough: Turning water into electricity while detecting fires
Researchers at Chung-Ang University have developed a novel hydrovoltaic device that can produce up to a few tens of microwatts and responds quickly to evaporation-driven changes in water flow, making it suitable for fire detection. The device also exhibits excellent stability over extended periods.
Colorado State receives $326M from DOE/EPA to improve oil and gas operations and reduce methane emissions
The university aims to improve operational efficiency, manage emissions, and build an inventory of methane emissions through three research projects. The efforts will also support workforce development and improve air quality in local communities.
Laboratory for Laser Energetics at the University of Rochester launches IFE-STAR ecosystem and workforce development initiatives
The Laboratory for Laser Energetics at the University of Rochester has launched an IFE-STAR ecosystem to develop a clean, safe, and virtually limitless energy source. The initiative aims to accelerate fusion science and technology by building a national network of coordination and collaboration.
$5 million to improve testing, durability and noise levels of wave energy devices, offshore wind
Researchers at the University of Michigan will develop shock absorbers, noise-mitigating curtains, and hardware-in-loop platforms to improve testing and durability. The projects aim to make offshore renewable energy more reliable and better neighbor to marine life.
A new ultrathin conductor for nanoelectronics
Researchers at Stanford University have discovered a new class of conductors made from niobium phosphide that can conduct electricity better than copper in films as thin as a few atoms. This breakthrough could lead to more powerful and efficient electronics, reducing energy consumption and heat loss.
Research explores wildfire smoke’s effect on solar power generation across US
New research from Colorado State University finds that wildfire smoke has a modest impact on long-term solar power generation activity in the US. The study, published in Nature Communications, shows that power generated from photovoltaics remained relatively stable even in extreme fire seasons, with losses averaging around 5%.
'Capture the oxygen!' The key to extending next-generation lithium-ion battery life
A POSTECH research team developed a groundbreaking strategy to enhance LLO material durability, extending battery lifespan by up to 84.3% after 700 cycles. The breakthrough addresses capacity fading and voltage decay issues.
Breakthrough new material brings affordable, sustainable future within grasp
Researchers have developed a new sodium-ion battery material that improves performance by 15% and increases energy density to 458 Wh/kg. The material, Na x V2(PO4)3, allows for stable operation and continuous voltage change, making it a promising alternative to lithium-ion batteries.
Physicists magnetize a material with light
Researchers at MIT have created a new magnetic state in an antiferromagnetic material using terahertz laser light, enabling controlled switching and potentially leading to more efficient memory chips. The technique provides a powerful tool for manipulating magnetism and advancing information processing technology.
Making the most of Switzerland's wood
Researchers from Swiss Federal Laboratories for Materials Science and Technology (EMPA) conducted a comprehensive material flow analysis of wood in Switzerland to shed light on its availability and usage. The study found that recycling rate for wood is around 8% compared to 70% for paper, highlighting the need for sustainable use.
A thermochromic smart window with high visible transmissivity and broadband infrared modulation
Researchers have designed a thermochromic smart window that can regulate temperature, reducing energy consumption by 10-50 MJ/m2. The device offers high visible transmissivity and broadband infrared modulation, enabling all-season energy savings.
Floods, insufficient water, sinking river deltas: hydrologists map changing river landscapes across the globe
New research maps 35 years of river changes on a global scale, revealing 44% of downstream rivers saw decreases in water flow, while 17% of upstream rivers saw increases. This shift has significant implications for flooding, ecosystem disruption, and freshwater supplies.
UCF researcher receives $3.8 million grant to develop a solar energy storage system
A UCF researcher is developing a thermochemical energy storage system to reserve solar energy for future use and contribute to the global transition to clean energy. The system uses chemical reactions to absorb or release heat, making it an advantageous way to store energy at high temperatures.
Pusan National University scientists designed a new model to predict metal wear for safer, lighter cars and planes
Researchers at Pusan National University developed a hybrid model to predict metal wear in magnesium alloys, enabling safer, lighter designs. The model combines machine learning and physics to improve fatigue life prediction, offering greater predictive reliability for enhanced safety and longevity.
Photonic processor could enable ultrafast AI computations with extreme energy efficiency
Scientists at MIT developed a fully integrated photonic processor that can perform all key computations of a deep neural network optically on the chip. The device completed machine-learning classification tasks in under half a nanosecond while achieving over 92% accuracy, similar to traditional hardware.
Heterogeneous photocatalyst achieves record-breaking performance for CO2 conversion
A new microwave-assisted synthesis route has improved the performance of a coordination polymer photocatalyst, achieving a record-breaking value for CO2-to-formate conversion with a nearly ten-fold increase in apparent quantum yield. The improvements are attributed to well-crystallized material and surface area increases.
Argonne plays critical role in assessing small modular reactor applications to rebuild a clean economy in post-war Ukraine
Argonne will support two projects in Ukraine under the DOS NEXT initiative, focusing on clean hydrogen power and rebuilding the steel industry. The project aims to provide energy security and resiliency benefits for clean steel production in post-war Ukraine.
UCF researcher to develop hydrogen combustion engine for commercial vehicles
A UCF researcher is working with PACCAR to create a hydrogen-based combustion engine for heavy-duty vehicles, aiming to reduce nitrogen oxide emissions. The project aims to develop a cleaner alternative to diesel fuel, which is currently the dominant choice for commercial vehicles.
Smart robots could withstand waves to cut green energy costs
A new study suggests that smart robots can predict waves in real-time, enabling them to work stably in turbulent seas. This technology could reduce the cost of generating renewable energy by up to 50%, making it more competitive with fossil fuels.
Transforming anion exchange membranes in water electrolysis for green hydrogen production
A new polymer-based anion exchange membrane has been developed to improve the performance and durability of water electrolysis for green hydrogen production. The membrane demonstrates high hydroxide ion conductivity and can withstand extreme alkaline conditions, making it a valuable component in sustainable hydrogen production.
Off-the-shelf thermoelectric generators can upgrade CO2 into chemicals. The combination could help us colonize Mars
A proof-of-concept study has demonstrated that off-the-shelf thermoelectric generators can convert CO2 into useful fuels and chemicals. The temperature differences encountered in various environments, from geothermal installations to the Martian surface, could power this conversion.
Researchers develop artificial plants that purify indoor air, generate electricity
Binghamton University researchers have created artificial plants that can capture 90% of carbon dioxide from indoor air, reducing levels and generating oxygen. The plants use photosynthesis to drive the process, with an additional power generation capability of around 140 microwatts.
Visible light energy yields two-for-one deal when added to CO2 recycling process
Combining visible light with electrochemistry improves CO2 conversion rates and selectivity, enabling the production of valuable products such as carbon monoxide and hydrogen. The study's findings have significant implications for catalysis research and industrial applications.
Husker scientists exploring hydrogen energy potential from underground rift
Researchers are studying the rift to access naturally occurring hydrogen, which could yield vast amounts of clean energy. The data is promising, and scientists believe it's possible to store and access trapped hydrogen in the rift.
Lab data confirm potential of geothermal’s holy grail: superdeep, superhot rock as important renewable energy source
Researchers have confirmed that fractures can form in superhot, superdeep rock, making it more permeable and potentially increasing its economic value. This breakthrough could lead to the development of cleaner, more efficient geothermal energy sources.
Solar-powered desalination system requires no extra batteries
The system removes salt from water at a pace that closely follows changes in solar energy, maximizing the utility of solar power. It produces large quantities of clean water despite variations in sunlight throughout the day, making it an attractive solution for communities with limited access to seawater and grid power.
Study highlights complex ocean conditions facing world’s most powerful tidal turbine
Researchers used aerial drone technology and boat-based surveys to map complex tidal flows around the world's most powerful tidal turbine, O2. The study provides new insights into optimal turbine placement and site-specific assessments to address uncertainties surrounding interactions with marine habitats and environments.