Energy & Green Tech news
Engineering
Engineers develop scalable process to decarbonize cement production
Researchers from UCLA's Institute for Carbon Management have developed a method that could eliminate nearly all of of the carbon dioxide emitted during the process of cement production, which accounts for about 8% of global ...
7 hours ago
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Energy & Green Tech
Seeking green energy solutions from the sea: A self-powered wave sensor, novel biofuel and improved catalytic conversion
Green fields are opening around the world as researchers make inroads into improving efficiencies in new and emerging sustainable vehicles as well as a novel biofuel and power generation from the sea.
5 hours ago
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Research team develops key n-type thermoelectric semiconductor technology to recycle waste heat
A research team has developed a bismuth telluride (Bi-Te) based thermoelectric material with artificially formed atomic-scale defects and proposed a solution to improve its properties in order to harness wasted thermal energy. ...
5 hours ago
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Google signs nuclear power deal with startup Kairos
Google on Monday signed a deal to get electricity from small nuclear reactors to help power artificial intelligence.
3 hours ago
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Reduce demand and recycle critical materials like lithium in UK, say top engineers
A University of Sheffield professor has contributed to a new report calling for a national materials strategy that addresses the rising demand for critical materials.
9 hours ago
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Energy & Green Tech
Solar industry at 'critical juncture' with circular economy crucial to UK government target
A new report on the solar industry warns "the time is now" to implement circular economy measures that help it meet government Net Zero targets.
7 hours ago
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Energy & Green Tech
Volunteers bring solar power to Hurricane Helene's disaster zone
Nearly two weeks after Hurricane Helene downed power lines and washed out roads all over North Carolina's mountains, the constant din of a gas-powered generator is getting to be too much for Bobby Renfro.
Oct 13, 2024
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Energy & Green Tech
Integer addition algorithm could reduce energy needs of AI by 95%
A team of engineers at AI inference technology company BitEnergy AI reports a method to reduce the energy needs of AI applications by 95%. The group has published a paper describing their new technique on the arXiv preprint ...
Engineering
Rooftop solar panels impact temperatures during the day and night in cities, simulation study shows
Widespread coverage of building rooftops with conventional photovoltaic solar panels may increase temperatures on hot days and lower them at night, says new modeling.
Oct 11, 2024
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Energy & Green Tech
Telescopes can help bring renewable energy to isolated Chilean communities
Just published research in Nature Sustainability shows that building a renewable energy system for a telescope in Chile's isolated Atacama Desert could also cover 66% of a nearby community's energy needs, giving hope for ...
Oct 11, 2024
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Engineering
A quick and easy way to produce anode materials for sodium-ion batteries using microwaves
A research team has developed a process technology that enables ultrafast, 30-second preparation of hard carbon anodes for sodium-ion batteries using microwave induction heating.
Oct 11, 2024
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Energy & Green Tech
Renewables revolt in Sardinia, Italy's coal-fired island
The bolts securing the towering wind turbine were unscrewed under cover of darkness, an act of sabotage symbolizing a vehement pushback against renewable energy in Sardinia.
Oct 11, 2024
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Energy & Green Tech
Scientists improve catalytic converter efficiency to cut harmful pollution from hydrogen engines
Hydrogen-burning internal combustion engines offer great promise in the fight against climate change because they are powerful without emitting any earth-warming carbon. They can power heavy-duty trucks and buses and are ...
Oct 10, 2024
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Energy & Green Tech
New technology converts wastewater to sustainable aviation fuel with potential 70% reduction in emissions
Made from renewable materials like biomass and agricultural waste, sustainable aviation fuel has enormous potential to decarbonize the aviation industry. But widespread adoption has yet to take off.
Oct 10, 2024
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Energy & Green Tech
Streamlining solar cell structure and fabrication for more affordable energy
A new fabrication technique for substantially enhancing the prospects of commercializing perovskite solar cells through improved stability, reliability, efficiency and affordability is underway at City University of Hong ...
Oct 10, 2024
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Engineering
Hypersaline brine produced by fracking has left us in a pickle, but new process could help dry it up
Seemingly miraculous innovations have made it possible to slake the ever-growing thirsts of our industrial society. Need more energy? Frack it from deep-bedded rocks. Fresh water? Desalinate ocean flows. Precious metals? ...
Oct 10, 2024
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Electronics & Semiconductors
Organic compound boosts solar cell stretchability without sacrificing power
A solar cell developed by RIKEN physicists can be stretched without greatly affecting its ability to convert light into electricity. It is thus promising for powering the next generation of wearable electronics.
Oct 10, 2024
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Energy & Green Tech
Engineers develop a way to streamline solar cell testing, accelerating a process that can be slow and costly
The process of testing new solar cell technologies has traditionally been slow and costly, requiring multiple steps. Led by a fifth-year Ph.D. student, a Johns Hopkins team has developed a machine learning method that promises ...
Oct 10, 2024
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Energy & Green Tech
Scientists develop a new electrolyte synthesis method for next-generation fuel cells
A research team has developed a new synthesis method that can significantly reduce the sintering temperature required for the densification process of electrolytes in next-generation high-efficiency protonic ceramic cells. ...
Oct 10, 2024
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Energy & Green Tech
Charging, not range, is becoming a top concern for electric car drivers
The Biden administration is using tax credits, regulations and federal investments to shift drivers toward electric vehicles. But drivers will make the switch only if they are confident they can find reliable charging when ...
Oct 10, 2024
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Energy & Green Tech
Generator system set to transform offshore renewables
A new type of generator developed by Edinburgh engineers could reduce the cost of electricity produced by offshore renewable technologies.
Oct 10, 2024
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Energy & Green Tech
Going off grid is a financial win for some, but it's a threat for poorer families and the environment
How would you like to never have another electric bill? Advances in technology have made it possible for some consumers to disconnect from the power grid—a move that was once only available to the ultra-wealthy who could ...
Oct 10, 2024
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Energy & Green Tech
Rebates for buying e-bikes and e-scooters are good but unlikely to greatly boost sustainable transport on their own
Queensland has joined Tasmania as the second Australian state or territory to offer a A$500 rebate for buyers of new e‑bikes. The pre-election announcement includes a smaller $200 rebate for e‑scooters.
Oct 10, 2024
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Energy & Green Tech
Could natural, underground hydrogen be a gusher of clean energy in Alaska?
Alaska geologist Mark Myers hopes that underground reserves of hydrogen could fuel a new state energy industry.
Oct 10, 2024
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Energy & Green Tech
China's solar goes from supremacy to oversupply
Strong state support and huge private investment have made China's solar industry a global powerhouse, but it faces new headwinds, from punitive tariffs abroad to a brutal price war at home.
Oct 10, 2024
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