Energy & Green Tech news

Energy & Green Tech

Scientists are shaking up lithium extraction with a different kind of chemistry

When people think of chemistry, the image that typically comes to mind is a variety of colored liquids in beakers, flasks, and test tubes in a lab. But in actual practice, chemistry can involve materials in all states: liquids, ...

Energy & Green Tech

A framework to compare lithium battery testing data and results during operation

Reliably monitoring the amount of lithium (Li) present in rechargeable batteries, specifically in the so-called cathode active material (CAM), is key to understanding the condition of batteries from the time when it is fabricated ...

Energy & Green Tech

New approach could make reusing captured carbon far cheaper, less energy-intensive

Engineers at Georgia Tech have designed a process that converts carbon dioxide removed from the air into useful raw material that could be used for new plastics, chemicals, or fuels.

Energy & Green Tech

Proof of concept study shows path to easier recycling of solar modules

The use of femtosecond lasers to form glass-to-glass welds for solar modules would make the panels easier to recycle, according to a proof-of-concept study conducted by researchers at the U.S. Department of Energy's National ...

Electronics & Semiconductors

Researchers increase storage, efficiency and durability of capacitors

Pacemakers, defibrillators, radar technology and electric vehicles all need electrical components called capacitors that can store and release a lot of energy in a matter of a few microseconds. Researchers at the University ...

Business

EPA says its new strict power plant rules will pass legal tests

The EPA on Thursday announced a series of actions to address pollution from fossil fuel power generators, including a final rule for existing coal-fired and new natural gas-fired plants that will eventually require them to ...

Energy & Green Tech

New survey finds positive perceptions of solar projects

As solar energy development accelerates, how do Americans actually feel about those large scale solar, or LSS, farms they see along the highway or near their neighborhood? A new survey has found that for residents living ...

Engineering

Extracting high-purity gold from electrical and electronic waste

Korea relies on imports for most of its metal resources, and in recent years, due to resource depletion and rising raw material prices, 'circular resources' that recycle waste metal resources have emerged. In response, SK ...

Energy & Green Tech

New model elevates UAV efficiency in next-gen wireless networks

Researchers from the University of Missouri-Kansas City, School of Computing and Engineering, and independent researchers have developed a model, dubbed GREENSKY, that significantly enhances the energy efficiency and operational ...

Energy & Green Tech

Researchers achieve sustainable recovery of minerals from e-waste

There's some irony in the fact that devices that seem indispensable to modern life—mobile phones, personal computers, and anything battery-powered—depend entirely on minerals extracted from mining, one of the most ancient ...

Engineering

Researchers propose a new method for wind turbine blade recycling

While wind energy is becoming one of the fastest-growing energy sources in the world, wind turbine blade waste emerges as a critical issue. Addressing this urgent environmental concern, Lithuanian researchers have developed ...

Energy & Green Tech

An ultralow-concentration electrolyte for lithium-ion batteries

Lithium salts make batteries powerful but expensive. An ultralow-concentration electrolyte based on the lithium salt LiDFOB may be a more economical and more sustainable alternative. Cells using these electrolytes and conventional ...

Energy & Green Tech

Ion thermoelectric conversion devices for near room temperature

The electrode sheet of a thermoelectric device consists of ionic hydrogel, which is sandwiched between the electrodes to form, and the Prussian blue on the electrode undergoes a redox reaction to improve the energy density ...

Energy & Green Tech

Denmark launches its biggest offshore wind farm tender

The Danish Energy Agency on Monday launched its biggest tender for the construction of offshore wind farms, aimed at producing six gigawatts by 2030—more than double Denmark's current capacity.