Energy & Green Tech news

Energy & Green Tech

Heat pumps are key to home electrification—but will Americans buy in?

On a hot summer day, contractors snake wiring through the basement of a townhouse in southeast Washington to install a heat pump, a key component of the United States' multi-billion dollar push towards greater home electrification.

Energy & Green Tech

Wireless charging track system facilitates EV charging while in transit

Advancements in electric vehicle (EV) technology are paving the way for solutions that reduce the need to search for charging stations. A research team, affiliated with UNIST has developed technology that enables wireless ...

Engineering

UK report builds foundations to cut construction's carbon footprint

Using waste clay and brick in concrete production could significantly reduce the carbon footprint of the U.K. construction industry, a major new report has concluded.

Energy & Green Tech

Research vessel Resilience charts course to the future of marine research

Officials gathered at the Sequim campus of the Department of Energy's Pacific Northwest National Laboratory to dedicate DOE's first hybrid-electric research vessel, RV Resilience.

Electronics & Semiconductors

Achieving a supercapacitor through the 'molecular coating' approach

Researchers at Tohoku University have successfully increased the capacity, lifetime durability, and cost-effectiveness of a capacitor in their pursuit of a more power-efficient future. The research is published in the journal ...

Engineering

Aurora borealis can light up the sky and shut down the grid

During a thunderstorm, you can feel rain pouring, see lightning flashing and hear wind howling. Unlike these phenomena, the Aurora Borealis cannot be heard or felt because it occurs through the earth's magnetic field's invisible ...

Energy & Green Tech

UK announces record green energy auction

The UK on Tuesday said it had awarded a record 131 new green infrastructure projects in a single auction, including plans for Europe's two biggest offshore windfarms.

Energy & Green Tech

New alloy surpasses 2025 fuel cell performance targets

Scientists at the Daegu Gyeongbuk Institute of Science and Technology have created a fuel cell catalyst made from platinum and magnesium. The new catalyst, which uses the world's first platinum–magnesium alloy nanoparticles, ...

Energy & Green Tech

New life for used electric bike motors

An increasing number of people are riding electric bikes. Compared to cars, electric bikes are cheaper, more environmentally friendly, healthier for every-one and free up space in urban areas. The drawback is that there are ...

Energy & Green Tech

Sustaining US nuclear power plants could be key to decarbonization

Nuclear power is the single largest source of carbon-free energy in the United States and currently provides nearly 20 percent of the nation's electrical demand. Many analyses have investigated the potential of future nuclear ...

Electronics & Semiconductors

Researchers enhance conversion efficiency of thermoelectric devices

In the effort to reduce our reliance on fossil fuels, one strategy involves harvesting the waste heat that is already being produced by our energy systems. Thermoelectric generators can convert waste heat to clean electricity, ...

Energy & Green Tech

X-ray imaging captures fleeting defects in sodium-ion batteries

Sodium-ion batteries have been touted as a sustainable alternative to lithium-ion batteries because they are powered by a more abundant natural resource. However, sodium-ion batteries have hit a significant snag: the cathodes ...

Energy & Green Tech

How solid air can spur sustainable development

The green hydrogen economy is a sustainable alternative to fossil fuels. However, one of the challenges of constructing a global hydrogen economy is hydrogen transportation by sea. A new paper proposes solid air as a medium ...

Engineering

An advanced sand dam that can provide water in times of drought

The Korea Institute of Civil Engineering and Building Technology announced the development of Korea's first sand dam capable of supplying stable water to residents of mountainous highlands during periods of water shortage ...

Energy & Green Tech

Lithium recovery can supplement power generation and heat supply

Geothermal technology not only enables sustainable supply of electricity and heat, but also regional lithium extraction. Researchers from Karlsruhe Institute of Technology (KIT) and EnBW have produced a lithium-ion sieve ...