Energy & Green Tech news
Energy & Green Tech
Next-gen solar cells now fully recyclable with water-based method
In a study published in Nature, researchers at Linköping University have developed a method to recycle all parts of a solar cell repeatedly without environmentally hazardous solvents. The recycled solar cell has the same ...
15 hours ago
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Engineering
Engineers identify key obstacle to longer-lasting batteries
Lithium nickel oxide (LiNiO2) has emerged as a potential new material to power next-generation, longer-lasting lithium-ion batteries. Commercialization of the material, however, has stalled because it degrades after repeated ...
13 hours ago
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Sustainable economic growth in South Africa will come from renewables, not coal: What our model shows
Coal-fired power stations produce 85% of South Africa's electricity, making the country the biggest producer of harmful greenhouse-gas emissions in Africa. To move away from coal and meet its commitment to reaching net zero ...
12 hours ago
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Unlocking safer batteries: Study uncovers key insights into electrolyte materials for all-solid-state batteries
A joint computational and experimental study has examined how adding certain dopants to a solid electrolyte could improve its interaction with a lithium metal electrode. The result could be safer, more energy-efficient batteries.
Feb 12, 2025
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Prototype turns car and helicopter exhaust into thermoelectric energy
Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust.
Feb 11, 2025
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Energy & Green Tech
Waste to wealth: Pomelo peel can be used for electricity generation and sensing devices
Pomelo is a large citrus fruit commonly grown in Southeast and East Asia. It has a very thick peel, which is typically discarded, resulting in a considerable amount of food waste. In a new study published in ACS Applied Materials ...
Feb 11, 2025
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Energy & Green Tech
As global leaders, Canada and Norway's co-operation is timely in the face of surging energy demand
In March 2023, Canada and Norway issued a joint statement on bilateral co-operation. Notably, the statement emphasized a commitment to "achieving carbon neutrality by 2050, to promoting research collaboration and to increasing ...
Feb 11, 2025
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Energy & Green Tech
US and China lead G20 in hydrogen fuel development
The U.S. and China are leading the G20 in efforts to develop hydrogen fuels, according to new research from the University of Sheffield.
Feb 11, 2025
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Energy & Green Tech
Prioritizing nuclear power and natural gas over renewable energy is a risky move for Ontario's energy future
The demand for electricity is growing rapidly as the world transitions from fossil fuels to low carbon-emitting forms of energy. However, making this transition will be difficult.
Feb 11, 2025
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Energy & Green Tech
New battery innovation focuses on the texture of metal to improve performance
To create the new batteries needed for electric vehicles, mobile devices and renewable energy storage, researchers have explored new materials, new designs, new configurations and new chemistry.
Feb 10, 2025
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Robotics
Pork gelatin powers biodegradable robot arm for delicate tasks
A team of engineers at Westlake University, Zhejiang Normal University and Shaoxing University, all in China, has tested the possibility of making some robot parts biodegradable. In their project, published in the journal ...
Engineering
Faster and higher-quality production of lithium superionic conductors for all-solid-state batteries
Dr. Ha Yoon-Cheol's team at KERI's Next Generation Battery Research Center has developed an "enhanced coprecipitation method" that enables faster and higher-quality production of lithium superionic conductors for all-solid-state ...
Feb 10, 2025
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Energy & Green Tech
Electric vehicles yield fewer non-exhaust emissions than non-electric, study finds
No exhaust means no emissions, right? Not quite. It is commonly known that while electric vehicles do not produce tailpipe greenhouse gas emissions while driving, they do create debris from tire and brake abrasion. However, ...
Feb 10, 2025
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Energy & Green Tech
Using smart technologies and artificial intelligence in food packaging can reduce food waste
Food insecurity is one of humanity's most pressing challenges, impacting more than 2 billion people worldwide.
Feb 10, 2025
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Energy & Green Tech
There isn't enough 'sustainable' aviation fuel to make a dent in our emissions, and there won't be for years
The UK chancellor, Rachel Reeves, has described so-called sustainable aviation fuel (SAF) as a "game changer." As she announced government support for a series of airport expansions, she said that the fuel "can reduce carbon ...
Feb 10, 2025
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Energy & Green Tech
Green hydrogen is a clean fuel, but South Africa's not ready to produce it: Energy experts explain why
Every day, millions of engines and factories burn fossil fuels, releasing carbon dioxide—a greenhouse gas that traps heat in Earth's atmosphere and contributes to climate change. Now imagine a clean fuel that does not pollute ...
Feb 10, 2025
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Energy & Green Tech
Building Zambian homes with local materials delivers benefits that imports don't
People spend up to 90% of their lives in buildings. How these are designed and built has a profound influence on our economies and how we live and work.
Feb 10, 2025
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Energy & Green Tech
Solar homes shine in summer, struggle in winter blackouts
As winter storms and summer heat waves increasingly stress the nation's power grids, Stevens researchers have developed a new way to identify the homes most vulnerable to blackouts—without even visiting them.
Feb 8, 2025
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Energy & Green Tech
X-ray study sheds light on cost-effective fuel cell material that could rival platinum
Cornell researchers have captured an unprecedented, real-time view of how a promising catalyst material transforms during operation, providing new insights that could lead to replacement of expensive precious metals in clean-energy ...
Feb 7, 2025
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Energy & Green Tech
Taking the 'forever' out of 'forever chemicals': Scientists work out how to destroy the PFAS in batteries
Lithium-ion batteries are part of everyday life. They power small rechargeable devices such as mobile phones and laptops. They enable electric vehicles. And larger versions store excess renewable energy for later use, supporting ...
Feb 7, 2025
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Energy & Green Tech
Perovskite solar cells achieve 24% efficiency with novel iodine technique
A team led by Professor Zhou Huanping from Peking University has published two papers in the field of perovskite solar cells in Science.
Feb 7, 2025
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Energy & Green Tech
One step closer to the green hydrogen era: New material boosts production efficiency and reduces costs
Researchers in Korea have successfully developed a new material that significantly enhances the efficiency of green hydrogen production while reducing costs.
Feb 7, 2025
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Electronics & Semiconductors
Unique hybrid device generates electricity and stores thermal energy efficiently and sustainably
An international research team led by the Universitat Politècnica de Catalunya—BarcelonaTech (UPC) has created a hybrid device that combines, for the first time ever, molecular solar thermal energy storage with silicon-based ...
Feb 6, 2025
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Energy & Green Tech
Electricity-producing slime could power floors, shoes and more
University of Guelph (U of G) researchers have developed a slime-like material that produces electricity when compressed. When the team studied their prototype using the Canadian Light Source (CLS) at the University of Saskatchewan, ...
Feb 6, 2025
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Energy & Green Tech
Batteries won't cut it—we need solar thermal technology to get us through the night
Australia's transition to renewables is gathering speed, but there's a looming problem with storage. We will need much more long-duration storage to get us through the night, once coal and fossil gas exit the system.
Feb 6, 2025
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