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Energy & Green Tech news
Highest power efficiency achieved in flexible solar cells using new fabrication technique
Flexible solar cells have many potential applications in aerospace and flexible electronics, but low energy conversion efficiency has limited their practical use. A new manufacturing method has increased the power efficiency ...
Energy & Green Tech
12 hours ago
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27
Critical materials assessment tags potential supply chain bottlenecks
Global sales of electric vehicles (EVs) increased from 716,000 vehicles in 2015 to 10.6 million vehicles in 2022. Meanwhile, demand rose for the materials used in EV batteries such as graphite, cobalt and lithium.
Energy & Green Tech
12 hours ago
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6
Paving new paths for sustainable construction
The construction sector today faces several challenges. Natural sand is fast becoming a scarce resource—we might run out of it by 2050. Carbon dioxide emissions, especially from manufacturing cement or fired clay bricks, ...
Engineering
13 hours ago
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3
High-resolution solar data enables renewable energy expansion across two continents
More than 20 years of research in solar radiation at the National Renewable Energy Laboratory (NREL) is now poised to advance power system planning and solar energy deployment across Africa, Eastern Europe, and the Middle ...
Energy & Green Tech
15 hours ago
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13
Findings pave way for longer-lasting solid-state batteries
Lithium-ion batteries contain flammable materials that could pose a safety risk under certain conditions. Dr. Yaser Abu-Lebdeh is one of the researchers using the Canadian Light Source (CLS) at the University of Saskatchewan ...
Energy & Green Tech
16 hours ago
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43
Heat, cold extremes hold untapped potential for solar and wind energy, climate scientist suggests
A Washington State University-led study found that widespread, extreme temperature events are often accompanied by greater solar radiation and higher wind speeds that could be captured by solar panels and wind turbines. The ...
Energy & Green Tech
18 hours ago
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54
Engineers find a new way to convert carbon dioxide into useful products
MIT chemical engineers have devised an efficient way to convert carbon dioxide to carbon monoxide, a chemical precursor that can be used to generate useful compounds such as ethanol and other fuels.
Engineering
19 hours ago
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65
Solar-powered emission-free technology converts saltwater into drinking water
Scientists have developed a new solar-powered system to convert saltwater into fresh drinking water which they say could help reduce dangerous waterborne diseases like cholera.
Engineering
19 hours ago
1
92
A solar cell you can bend and soak in water
Researchers from the RIKEN Center for Emergent Matter Science and collaborators have developed an organic photovoltaic film that is both waterproof and flexible, allowing a solar cell to be put onto clothes and still function ...
Electronics & Semiconductors
19 hours ago
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22
Japan unveils next-generation passenger plane project
Japan announced plans on Wednesday to develop a next-generation passenger jet over the next decade after the last struggling attempt, led by a private company, was scrapped a year ago.
Energy & Green Tech
23 hours ago
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43
Sweden aims to boost plastic recycling with giant plant
Discarded crisp bags, ketchup bottles and Tupperware containers speed along conveyer belts at a massive high-tech sorting plant dubbed "Site Zero", which Sweden hopes will revolutionize its plastic recycling.
Energy & Green Tech
Mar 27, 2024
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1
Vast Vienna wastewater heat pumps showcase EU climate drive
In a large hall on the outskirts of Vienna, shiny pipes carry treated wastewater through three giant heat pumps, part of Austria's drive to reduce carbon emissions and its dependence on Russian gas, with more and more European ...
Energy & Green Tech
Mar 27, 2024
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7
Building energy management platform uses AI and statistical methods to optimize operations
The research team led by Dr. Jeong Hak-geun at the Energy ICT Research Department of the Korea Institute of Energy Research (KIER) has developed a building energy management platform technology that transforms buildings from ...
Engineering
Mar 26, 2024
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1
Renewables toolkit aims to help smooth the road to net zero
Economists and environmental scientists from Northumbria University have joined forces with regional leaders across the North East to co-design a renewable energy toolkit.
Energy & Green Tech
Mar 26, 2024
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23
International researchers explore new territory in the grand challenges of wind energy science
Wind energy—one of the fastest-growing and lowest-cost sources of electricity in the world—will play an important role in the transition to a carbon-free energy system. However, wind energy's growth must be planned with ...
Energy & Green Tech
Mar 26, 2024
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10
Ghana's decades-old ambition to build an integrated aluminum industry faces a new hurdle: The clean energy transition
It has been more than 60 years since Ghana's first post-independence leader Kwame Nkrumah first mooted the idea that Ghana should produce aluminum from the country's ample supply of bauxite.
Energy & Green Tech
Mar 26, 2024
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17
New concrete possibilities from waste materials
The use of recycled concrete and glass aggregates in concrete production has emerged as a highly promising means of increasing the recycling rate of waste materials—but durability issues have plagued some combinations of ...
Engineering
Mar 26, 2024
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38
If you've got a dark roof, you're spending almost $700 extra a year to keep your house cool
If you visit southern Greece or Tunisia, you might notice lots of white rooftops and white buildings to reflect the intense heat and keep residents cooler.
Engineering
Mar 26, 2024
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18
Rethinking wind power's towers and turbines
New materials and designs can make a leading source of renewable energy both greener and cheaper.
Energy & Green Tech
Mar 26, 2024
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1
Novel multifunctional additive boosts efficiency, stability of inverted perovskite solar cells
Prof. Ge Ziyi's team at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences has developed a novel multifunctional additive to passivate defects and promote charge carrier ...
Energy & Green Tech
Mar 26, 2024
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23