Energy & Green Tech news
Energy & Green Tech
Scientists unveil digital twin tech to slash power losses in energy storage systems
Scientists at the University of Sharjah have developed an advanced digital twin technology designed to replicate renewable energy stored in tanks, substantially improving their efficiency and reliability. The team presents ...
2 minutes ago
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Energy & Green Tech
Montreal's electric buses use more energy in winter but are still more cost-effective than diesel
The Société de transport de Montréal (STM), the city's urban transit authority, plans to make its network completely electric by 2040 by adding 140 electric buses to its fleet annually to meet this target. It's an ambitious ...
12 minutes ago
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Porous separators boost efficiency of electrolyzers for carbon monoxide reduction
Electrolyzers, devices that use electricity to drive desired chemical reactions, could enable the production of clean hydrogen (H2) gas from water (H2O) and the conversion of carbon dioxide (CO2) into useful fuels or industrial ...
AI adoption in US adds ~900,000 tons of CO₂ annually, study finds
A new study published in Environmental Research Letters finds that continued growth in artificial intelligence (AI) use across the United States could add approximately 900,000 tons of CO₂ annually. This is not a small ...
8 hours ago
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New recharge-to-recycle reactor turns battery waste into new lithium feedstock
As global electric vehicle adoption accelerates, end-of-life battery packs are quickly becoming a major waste stream. Lithium is costly to mine and refine, and most current recycling methods are energy- and chemical-intensive, ...
19 hours ago
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Energy & Green Tech
Research drives commercialization of energy-efficient solar cell technology toward 40% efficiency milestone
Third-generation solar cell technology is advancing rapidly. An engineering research team at The Hong Kong Polytechnic University (PolyU) has achieved a breakthrough in the field of perovskite/silicon tandem solar cells (TSCs), ...
19 hours ago
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Engineering
Recycling technology achieves 99% purity of nickel and cobalt extracted from waste batteries
A research team affiliated with UNIST has unveiled an innovative recycling technology capable of recovering more than 95% of nickel and cobalt from waste batteries with a purity exceeding 99%. This advanced method addresses ...
19 hours ago
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Energy & Green Tech
This is how two contra-rotating propellers can make ships more energy efficient
By using two propellers that rotate in opposite directions, a ship can use less energy to move forward. New knowledge means that more ships can use the technology, including Hurtigruten's Sea Zero project for its coastal ...
20 hours ago
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Energy & Green Tech
Simulations evaluate new electrolytes for batteries of the future
A computational study published in the Journal of Molecular Liquids makes important contributions to the development of new, safe, high-performance batteries by investigating compounds that can be used as electrolytes in ...
Nov 10, 2025
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Energy & Green Tech
The AI revolution has a power problem
In the race for AI dominance, American tech giants have the money and the chips, but their ambitions have hit a new obstacle: electric power.
Nov 10, 2025
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Engineering
Green alternative for light-emitting materials in displays uses plant waste and amino acids
Scientists have devised a way to create a green alternative to the light-emitting materials often used in TV, smartphones and other display technologies.
Nov 9, 2025
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Energy & Green Tech
Long-term stability for perovskite solar cells achieved with fluorinated barrier compound
Perovskite solar cells are inexpensive to produce and generate a high amount of electric power per surface area. However, they are not yet stable enough, losing efficiency more rapidly than the silicon market standard. Now, ...
Nov 7, 2025
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Energy & Green Tech
Faster-charging, longer-lasting solid-state batteries possible with new lithium-aluminum alloy phase
A team co-led by engineers at the University of California San Diego has developed a new design strategy for metal alloy negative electrodes that could significantly improve the performance and durability of next-generation ...
Nov 7, 2025
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Engineering
Surprising iron corrosion during electrochemical charging explains origin of atypical hydrogen permeation behavior
The transition from a carbon-based fuel economy to that centered on hydrogen has gained interest worldwide given the focus on sustainability. As researchers in corrosion, it became obvious for us to look at the underlying ...
Energy & Green Tech
New electrolyte helps all-solid-state batteries overcome long-standing 5 V stability barrier
All-solid-state batteries (ASSBs) are promising rechargeable batteries in which conventional liquid electrolytes are replaced with solid materials. These batteries could help to safely meet the growing demands of the electronics ...
Energy & Green Tech
Eyes turn to space to feed power-hungry data centers
Tech firms are floating the idea of building data centers in space and tapping into the sun's energy to meet out-of-this-world power demands in a fierce artificial intelligence race.
Nov 6, 2025
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Engineering
Dual-level engineering strategy shows promise for high-performance lithium–sulfur batteries
Carbon-supported single-atom catalysts with metal-N moieties are highly promising for lithium–sulfur batteries. They can enhance redox kinetics and suppress the dissolution of lithium polysulfides. However, carbon substrate ...
Nov 6, 2025
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Energy & Green Tech
Study uncovers oxygen trapping as cause of voltage loss in sodium cathodes
A research team led by Prof. Li Chao from East China Normal University has uncovered the origin of voltage decay in P2-type layered oxide cathodes. Using electron paramagnetic resonance (EPR) spectroscopy at the Steady-State ...
Nov 6, 2025
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Energy & Green Tech
Nature's resilience inspires an improved power grid
Natural ecosystems made up of plants, animals and microorganisms face constant challenges from natural hazards, like extreme weather or invasive species.
Nov 6, 2025
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Engineering
Zinc-air batteries show promise as tougher, safer alternatives to lithium-ion
A research team in Mexico has created a battery that can still function after being punctured and submerged in water—conditions that would likely ignite the lithium-ion batteries currently used in cell phones and electric ...
Nov 5, 2025
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Engineering
Inexpensive materials transform waste carbon into energy-rich compounds
Turning waste carbon into useful products is a vital part of sustainable manufacturing. Recycling carbon dioxide creates carbon monoxide, which through electricity can be converted into energy-rich compounds. However, existing ...
Nov 5, 2025
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Electronics & Semiconductors
Artificial proteins offer new path for fast, sustainable and biocompatible energy storage devices
Researchers have managed to modify a class of proteins to give them the ability to transport and store electricity. These proteins can be used to create sustainable, efficient and biocompatible conducting materials. These ...
Nov 5, 2025
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Engineering
Preventing dangerous short circuits in lithium batteries: The surprising growth of destructive dendrites in electrolytes
Lithium-metal batteries are among the most promising technologies for energy storage. They offer significantly more energy in less space—and at a lower weight. However, one phenomenon slows down their development: tiny, ...
Nov 5, 2025
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Energy & Green Tech
Proposed all-climate battery design could unlock stability in extreme temps
Despite lithium-ion (Li) batteries' role as one of the most widely used forms of energy storage, they struggle to operate at full power in low temperatures and sometimes even explode at high temperatures. Researchers at Penn ...
Nov 5, 2025
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