Energy & Green Tech news

Energy & Green Tech

New research technique sheds light on least understood part of lithium batteries

One of the aspects of lithium-ion batteries least understood by scientists has now been elucidated by a new research approach, opening the door to major improvements in battery performance, according to a new study by Berkeley ...

Energy & Green Tech

Carbon fiber optimized for wind turbine blades could bring cost, performance benefits

A new carbon fiber material could bring cost and performance benefits to the wind industry if developed commercially, according to a study led by researchers at Sandia National Laboratories.

Energy & Green Tech

Concept for a hybrid-electric plane may reduce aviation's air pollution problem

At cruising altitude, airplanes emit a steady stream of nitrogen oxides into the atmosphere, where the chemicals can linger to produce ozone and fine particulates. Nitrogen oxides, or NOx, are a major source of air pollution ...

Energy & Green Tech

For first time in 5 years, US gas mileage down, emissions up

A new government report says gas mileage for new vehicles dropped and pollution increased in model year 2019 for the first time in five years.

Energy & Green Tech

How will we achieve carbon-neutral flight in future?

Carbon-neutral aviation is possible, but in future, aircraft are likely to continue to be powered by fossil fuels. The CO2 they emit must be systematically stored underground. This is the most economical of various approaches ...

Energy & Green Tech

Can sodium-ion batteries replace trusty lithium-ion ones?

Sodium-ion batteries are a potential replacement for lithium batteries, but the anodes—positively charged electrodes—that work well for lithium-ion batteries don't provide the same level of performance for sodium-ion ...

Energy & Green Tech

Africa's electricity unlikely to go green this decade

New research today from the University of Oxford predicts that total electricity generation across the African continent will double by 2030, with fossil fuels continuing to dominate the energy mix—posing potential risk ...

Energy & Green Tech

Norway first to reach 50% electric in new car sales

Norway has become the first country in the world where electric cars account for more than half of new registrations, according to figures published Tuesday by an industry group.

Electronics & Semiconductors

A way to make zinc batteries rechargeable

A team of researchers from China, Germany and the U.S. has developed a way to make zinc batteries rechargeable. In their paper published in the journal Science, the group describes how, by using a non-alkaline electrolyte, ...

Energy & Green Tech

Charging ahead for electric vehicles

Roads installed with wireless charging technology could become an integral feature of our cities in an electric vehicle future.

Energy & Green Tech

AI-controlled vertical farms promise revolution in food production

When you think about it, early civilizations had a rough time when it came to dinnertime. With no supermarkets, McDonald's, or Cheesecake Factories, you pretty much had to find and prepare your own meal every day. And since ...

Energy & Green Tech

Future material demand for automotive lithium-based batteries

As the world shifts to electric vehicles to reduce climate change, it is important to quantify future demands for key battery materials. In a new report, Chengjian Xu, Bernhard Steubing and a research team at the Leiden University, ...

Energy & Green Tech

Sustainable biodiesel from neem tree trans-esterification

The neem tree, Azadirachta indica, also known as the Indian Lilac, is well known for its oil extracted from its seed and fruit. It has been used in traditional medicine but has also been investigated for the pest control ...

Energy & Green Tech

Melted fuel removal at Fukushima delayed by pandemic

Japan's government and the operator of the wrecked Fukushima nuclear plant said Thursday that the removal of melted reactor fuel planned to start in 2021 will have to be postponed by about one year due to the worsening coronavirus ...

Energy & Green Tech

Renewables offer savings for Philippine small islands

Shifting to renewables in small islands and isolated areas can provide cheap, reliable energy to more than half of the Philippine population or around 50 million people, says a new report by the US-based Institute for Energy ...