Articles tagged with Alternative Energy
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.
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.
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%.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
A new, low-cost cathode material developed by Georgia Tech's Hailong Chen could transform the electric vehicle (EV) market and large-scale energy storage systems. The iron chloride (FeCl3) cathode costs a mere 1-2% of typical cathode materials and can store the same amount of electricity.
A new study identifies multiple technologies to cost-effectively decarbonize the energy system, prioritizing their adoption and transition. The findings suggest a range of options to achieve near-cost-optimal futures, emphasizing research and development investments.
A UC Santa Barbara researcher aims to reduce desalination's energy consumption by two times using renewable energy sources like solar or waste heat. The project's goals include improving the thermal distillation process and reducing dependence on fossil fuels, addressing global water scarcity and climate change concerns.
Researchers at the University of Illinois have developed a method to understand and improve light-harvesting molecules for solar energy applications. By combining AI with automated chemical synthesis and experimental validation, they were able to produce molecules four times more stable than traditional ones.
Researchers have developed catalysts that achieve high ammonia Faradaic efficiency and yield rate, transforming nitrate into valuable ammonia. The study's findings provide insights into structural changes on spinel cobalt oxides, enabling more efficient and sustainable industrial processes.
Engineers at MIT have developed a physics-based model that accurately represents airflow around rotors under extreme conditions. This new theory has the potential to improve rotor blade designs and optimize wind farm layouts for maximum power output and safety.
Researchers have developed a new method to predict protein movements by teaching AI about energetic frustration. This improves the accuracy of tools like AlphaFold2 in predicting alternative structures and functional movements. The study has significant implications for drug design, enzyme engineering, and disease mechanisms.
Scientists at Tohoku University create a novel technology to harness ambient low-power RF signals, enabling battery-free operation for electronic devices and sensors. The developed compact spin-rectifier technology converts faint ambient RF signals to DC power.
Researchers at Chung-Ang University have discovered an additive that enhances the efficiency of perovskite solar cells, resulting in a record-breaking 12.22% efficiency. The additive, 4-phenylthiosemicarbazide, improves stability and reduces defects, paving the way for more accessible and long-lasting solar panels.
A research team at Iowa State University is studying how to efficiently turn harvested grass into lucrative renewable natural gas, creating wins for farmers, businesses, municipalities, and society. The analysis finds that renewable natural gas is the most economically practical focus, with a lower carbon footprint compared to traditio...
Researchers create fast and sustainable method to produce hydrogen gas using aluminum, saltwater, and coffee grounds. They find that adding caffeine speeds up the reaction, producing hydrogen in just five minutes.
Researchers developed a crystalline solid that can adsorb and release ammonia, making it easy to recover. The material's high density and ease of desorption make it a promising solution for efficient hydrogen storage.
A team of Lehigh University researchers led by Professor Muhannad Suleiman is working to develop floating offshore wind platforms that can harness both wind and wave energy. The goal is to create more efficient and resilient structures that can withstand extreme weather conditions.
Researchers developed a one-dimensional model to predict soil temperatures around energy piles in Southeast Asia. They found that temperature distribution remained stable despite changes in soil thermal conductivity, indicating GSHP systems can be designed flexibly.
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.
Researchers have developed a novel perovskite-based anode material with mixed hole–proton conduction, achieving high efficiency at low and medium temperatures. The breakthrough could pave the way for important technological advancements in energy technologies.
A recent study found that a hybrid variety of cactus pear produced eight times more biomass than the poorest performing variety, making it an attractive water-efficient source of biofuel. The research built on earlier findings and identified high-production varieties suitable for producing biomass under semi-arid conditions.
A new computer vision technique developed by MIT engineers significantly speeds up the characterization of newly synthesized electronic materials. The technique automatically analyzes images of printed semiconducting samples and quickly estimates two key electronic properties: band gap and stability.
Researchers at Lancaster University and Radboud University Nijmegen have discovered a novel pathway to modulate and amplify spin waves at the nanoscale, paving the way for dissipation-free quantum information technologies. The study's findings could lead to the development of fast and energy-efficient computing devices.
Researchers at the University of Michigan have developed a new thermophotovoltaic cell that can recover significantly more energy from heat batteries, increasing efficiency to 44%. The device uses air bridges to trap photons with the right energies, allowing for the recycling of useless photons and improving overall performance.
Researchers at ETH Zurich have engineered a thermal trap to deliver heat at high temperatures needed for industrial processes, overcoming the challenge of fossil fuels. The device, which uses solar radiation, absorbs sunlight and converts it into heat, minimizing radiative heat losses and increasing efficiency.
Researchers found that longer sprint interval training protocols, such as SIE20, outperform shorter protocols like SIE10 in increasing peripheral oxidative metabolism. This study's findings suggest that less-than-15-minute exercise regimens can provide significant health benefits.
Researchers at Linköping University have developed a battery based on zinc and lignin that can be used over 8000 times, retaining its charge for approximately one week. The battery is stable and easily recyclable, making it a promising alternative to lithium-ion batteries.
Researchers at RIKEN have developed a new catalyst that reduces the amount of iridium required for hydrogen production, achieving 82% efficiency and sustaining production for over 4 months. The breakthrough could revolutionize ecologically friendly hydrogen production and pave the way for a carbon-neutral energy economy.
Researchers at RIKEN have improved the stability of a green hydrogen production process by using a custom-made catalyst, increasing its lifetime by almost 4,000 times. The breakthrough uses earth-abundant materials, making it more sustainable and potentially cost-effective for widespread industrial use.
Researchers at the University of Hong Kong have made a breakthrough in organic photovoltaics, enabling efficient and stable solar cell devices. By controlling the degree of aggregation of a new electron-accepting molecule called Y6, they improved charge generation efficiency and stability.
Researchers at KAIST have developed a hybrid sodium-ion battery with high energy and power density, enabling rapid charging in under a few seconds. The new battery technology has the potential to revolutionize energy storage for electric vehicles and other applications.
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.
A new study from Colorado State University suggests that transitioning to green wastewater-treatment approaches, financed through carbon markets, could save $15.6 billion and reduce CO2-equivalent emissions by 30 million tonnes over 40 years. The research explores the potential economic tradeoffs of switching to green infrastructure an...
A review of mitochondrial energy metabolism in diabetic cardiomyopathy reveals disrupted dynamics and oxidative stress as key triggers. Targeted therapies, such as antioxidants and ketogenic diets, show promise in combating this debilitating condition.
Research by a team at Pohang University of Science & Technology found that impurities in lithium raw material can enhance process efficiency and prolong battery lifespan, reducing costs and emissions by up to 19.4% and 9.0%, respectively.
A new study published in Nature Sustainability suggests that decommissioned offshore structures may only provide limited long-term ecological benefits. The research analyzed over 530 scientific studies on the effects of marine artificial structures and found no conclusive evidence to support their use as artificial reefs.
A Dartmouth Engineering-led study discovered a new high-performance solar absorber material that is stable and earth-abundant. The researchers used a unique high-throughput computational screening method to evaluate approximately 40,000 candidate materials, leading to the discovery of the Zintl-phosphide BaCd2P2.
Researchers developed a new cathode material composed of sulfur and iodine, increasing electrical conductivity by 11 orders of magnitude and possessing a low melting point. The new material can be easily re-melted to repair damaged interfaces, addressing cumulative damage during repeated charging and discharging.
Scientists have developed a nanoporous magnesium borohydride structure that stores five hydrogen molecules in three-dimensional arrangement, achieving unprecedented high-density hydrogen storage. The material exhibits a capacity of 144 g/L per volume of pores, surpassing traditional methods and offering a promising alternative to large...
The review highlights how T cell metabolism influences their fate, particularly in response to pathogen infections and tumorigenesis. It explores the role of glucose, fatty acids, and amino acids in energy production and metabolic adaptation, which can contribute to T cell exhaustion.