Energy & Green Tech news

Energy & Green Tech

New plan shows Australia's hydrogen dream is still alive

Producing hydrogen remains vital to Australia's prosperity through the net-zero transition, according to a major strategy that lays a national pathway to becoming a global leader in low-emissions technology.

Energy & Green Tech

Dielectric protocol leads to high energy density in Li-metal pouch cells

The interface between electrodes and electrolytes largely contributes to the efficiency with which batteries convert energy. In recent years, many efforts aimed at developing better performing batteries have focused on tailoring ...

Energy & Green Tech

Folded or cut, researchers design a lithium-sulfur battery that keeps going

Most rechargeable batteries that power portable devices, such as toys, handheld vacuums and e-bikes, use lithium-ion technology. But these batteries can have short lifetimes and may catch fire when damaged.

Energy & Green Tech

Harnessing the power of porosity: Advancing aqueous zinc-ion batteries and large-scale energy storage

As the global demand for energy storage solutions grows, the limitations of current lithium-ion batteries, such as safety concerns and high costs, have driven the exploration of alternative technologies. Aqueous zinc-ion ...

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 ...

Engineering

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 ...

Business

Better use of office daylighting can improve people's well-being

A Ph.D. student at EPFL studied the use of automated control systems for blinds and electric lighting to regulate the amount of daylight in an office, and found that such systems can cut a building's energy demand and stimulate ...

Energy & Green Tech

Heating our homes with leftover canola

After years of meticulous research, Dr. Ajay Dalai's exploration of canola meal pellets as an eco-friendly alternative to coal and natural gas for both heat and energy is poised to move into its next phases—scaled-up pellet ...

Energy & Green Tech

Charging electric vehicles with photovoltaics at home

An electric car that runs on PV power sounds appealing. But is it really possible to enjoy flexibility with a vehicle charged through a home photovoltaic system? An ETH research team has reached some surprising conclusions.

Energy & Green Tech

Revitalizing batteries by bringing 'dead' lithium back to life

Researchers at the Department of Energy's SLAC National Accelerator Laboratory and Stanford University may have found a way to revitalize rechargeable lithium batteries, potentially boosting the range of electric vehicles ...

Engineering

Micro drilling turbines improve efficiency of geothermal systems

Geothermal systems are becoming an increasingly important source of clean and, above all, baseload-capable energy. But the wells, which can be several thousand meters deep, are risky, and things can sometimes go wrong. Fraunhofer ...

Energy & Green Tech

Germany calls nuclear power 'dangerous,' rejects EU plan

The German government said Monday that it considers nuclear energy dangerous and objects to European Union proposals that would let the technology remain part of the bloc's plans for a climate-friendly future.

Engineering

Dishwasher components made from recycled plastic

Detergent bottles are frequently manufactured using recycled plastic; however, as far as higher value-added applications are concerned, these recyclates have yet to be deployed on a large scale. Researchers at the Fraunhofer ...

Energy & Green Tech

Germany to close nuclear reactors despite energy crisis

Germany will shut down three nuclear power plants on Friday even as Europe faces one of its worst ever energy crises, following Angela Merkel's timetable for phasing out atomic energy.

Energy & Green Tech

Researchers develop self-healing perovskite solar cell

A team led by Prof. Hu Linhua at the Hefei Institutes of Physical Science of the Chinese Academy of Sciences (CAS) has recently developed a type of self-healing perovskite solar cell by functional combination of polyvinylpyrrolidone ...

Energy & Green Tech

First power achieved on world's largest offshore windfarm

Officials with the Danish energy company Ørsted have announced that they have achieved first power on the Hornsea 2 project—a new windfarm off the coast of England in the North Sea. As part of their announcement, posted ...