Energy & Green Tech news
Engineering
Energy-efficient device uses solar power to turn seawater into fresh water
Researchers at the University of Waterloo have designed an energy-efficient device that produces drinking water from seawater using an evaporation process driven largely by the sun.
22 hours ago
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Energy & Green Tech
Self-charging energy harvester generates electricity from seawater
An innovative energy harvester, capable of continuously producing electrical energy by utilizing the movement of the sodium ions contained in seawater, has been developed. This technology is anticipated to find applications ...
22 hours ago
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Bio-inspired wick enhances electronic chip cooling
A research team led by Prof. Ye Hong from the University of Science and Technology of China has developed an alumina ceramic bionic wick with finger-like pores inspired by the stomatal array of natural leaves. Their research ...
18 hours ago
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Developing new approaches for the cost-efficient and high-speed production of fuel cells
For hydrogen technology to become a key to the energy transition, it needs to take a decisive step forward toward broad application. The main factors holding back this longed-for breakthrough, however, are the high costs ...
19 hours ago
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A charge ahead: Carrier pre-intercalation techniques boost alternative battery performance
As the demand for energy storage diversifies, the limitations of lithium supplies drive a shift toward alternative technologies. Sodium, potassium, magnesium, and zinc-ion batteries emerge as promising contenders, yet face ...
18 hours ago
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Energy & Green Tech
Computer engineers pioneer approaches to energy-efficient supercomputing
As high-tech companies ramp up construction of massive data centers to meet the business boom in artificial intelligence, one component is becoming an increasingly rare commodity: electricity.
19 hours ago
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Business
South Africa's green hydrogen hub: EU grants not nearly enough to get industry going, say chemical engineers
South Africa is poised to become a major player in the global energy transition, thanks to its vast renewable energy resources (sun and wind) and its plans for green hydrogen production.
22 hours ago
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Business
Opinion: With a million home batteries, Australia could build far fewer power lines. It just needs the right incentives
It's no secret Australia has abundant and cheap renewable energy, especially wind and solar power. But yes, there are times when the sun doesn't shine and the wind doesn't blow. We need energy storage to get us through those ...
22 hours ago
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Energy & Green Tech
Viewpoint: Making fuels from plastics in Newaygo, Michigan, would be controversial
Humans generate a lot of plastic waste—more than 400 million metric tons a year.
22 hours ago
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Business
Can green finance effectively reduce carbon dioxide emissions while promoting economic growth?
New research published in Business Strategy and the Environment based on information from G7 countries demonstrates that green finance—loans, investments, and incentives that support environmentally-friendly projects and ...
22 hours ago
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Energy & Green Tech
New England leaders hold private clean energy talks as Massachusetts pursues more offshore wind
Top elected leaders from the northeastern parts of Canada and the United States urged their colleagues Tuesday morning to embrace renewable energy initiatives just as Massachusetts is attempting to spearhead a new round of ...
Sep 11, 2024
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Energy & Green Tech
Power struggle: Serbia eyes nuclear energy to fuel future
Time stands still at Serbia's Vinca nuclear facility, where the decommissioned Yugoslav-era reactor is a testament to the fears generated by the controversial energy source.
Sep 11, 2024
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Energy & Green Tech
Asymmetric electrolyte design enables high-capacity anodes in lithium-ion batteries
Lithium-ion batteries (LiBs) have become the most widely used rechargeable batteries worldwide. Energy researchers and material scientists have been trying to identify alternative materials that could serve as LIB components, ...
Energy & Green Tech
Carbon fiber structural battery battery paves way for light, energy-efficient vehicles
When cars, planes, ships or computers are built from a material that functions as both a battery and a load-bearing structure, the weight and energy consumption are radically reduced. A research group at Chalmers University ...
Sep 10, 2024
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Electronics & Semiconductors
Molecular level changes translate to big efficiency gains for organic solar cells
Organic solar cells (OSCs)—promising alternatives to traditional inorganic solar cells—have many features that make them key players in a greener future. One of these features is tunable chemistry, which allows scientists ...
Sep 10, 2024
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Engineering
Defect passivation strategy improves perovskite solar cell efficiency
Solar energy is a promising way of reducing our dependence on fossil-fuel-based energy resources to opt for cleaner energy forms. Over the years, solar cells that can harness this renewable energy have undergone significant ...
Sep 10, 2024
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Energy & Green Tech
Bidirectional coordinator enhances ion arrangement in perovskite solar cells
A joint research team from the School of Energy and Chemical Engineering and the Department of Chemistry at UNIST has addressed critical challenges in perovskite solar cell (PSC) production, significantly enhancing both their ...
Sep 10, 2024
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Energy & Green Tech
A robot has begun a 2-week mission to retrieve melted fuel from the damaged Fukushima nuclear plant
An extendable robot began on Tuesday a two-week mission to retrieve the first sample of melted fuel debris from inside one of three damaged reactors at the Fukushima Daiichi nuclear power plant.
Sep 10, 2024
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Energy & Green Tech
A robot begins removal of melted fuel from the Fukushima nuclear plant. It could take a century
A long robot entered a damaged reactor at Japan's Fukushima nuclear power plant on Tuesday, beginning a two-week, high-stakes mission to retrieve for the first time a tiny amount of melted fuel debris from the bottom.
Sep 10, 2024
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Engineering
Is cooling paint the key to turning down the planet's temperature dial?
The summer of 2024 has been another scorcher, with the highest temperature ever recorded by NASA on July 22 and the city of Phoenix reaching a milestone of 100 straight days of 100 degrees.
Sep 9, 2024
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Business
US oil, gas production surged under both Trump and Biden-Harris, despite very different energy goals
The United States is producing more oil and natural gas today than ever before, and far more than any other country. So, what roles did the Trump-Pence and Biden-Harris administrations play in this surge?
Sep 9, 2024
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Energy & Green Tech
Researchers: Nigerian households use a range of energy, from wood to solar—green energy planning must account for this
Low and middle-income countries generally lack access to renewable energy and rely excessively on traditional fuels like firewood and charcoal. In these countries, 2.6 billion people depend mainly on polluting fossil fuels ...
Sep 9, 2024
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Energy & Green Tech
Silver State may become solar state under new federal plan
The U.S. is preparing for a gargantuan spike in the amount of energy it harnesses from the sun, and vastly changing the desert landscape of the Silver State's public lands is a major component of that vision.
Sep 9, 2024
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Energy & Green Tech
Heat pumps are key to home electrification—but will Americans buy in?
On a hot summer day, contractors snake wiring through the basement of a townhouse in southeast Washington to install a heat pump, a key component of the United States' multi-billion dollar push towards greater home electrification.
Sep 7, 2024
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Energy & Green Tech
Scientists develop new material for more efficient carbon capture
In a significant advance for climate change mitigation efforts, we have developed a new material that could revolutionize carbon dioxide capture. Our study, published in Advanced Materials, introduces porous polymeric electrodes ...
