Energy & Green Tech news

Energy & Green Tech

Untapped potential: Study shows how water systems can help accelerate renewable energy adoption

Stanford-led research reveals how water systems, from desalination plants to wastewater treatment facilities, could help make renewable energy more affordable and dependable. The study, published Sept. 27 in Nature Water, ...

Energy & Green Tech

New continuous reaction process can help turn plant waste into sustainable aviation fuel

Washington State University scientists successfully tested a new way to produce sustainable jet fuel from lignin-based agricultural waste. Published in the journal Fuel Processing Technology, the team's research demonstrated ...

Energy & Green Tech

Scientists simplify design and servicing of vanadium flow batteries to balance power grid

Skoltech scientists have presented a model that facilitates the design and operation of vanadium redox flow batteries. These are large-scale storage units for electrical power that promise to play a major part in the energy ...

Business

Hydrogen is touted as a climate solution, but can it be good business?

Hydrogen is often seen as a key element in the global energy transition, offering a cleaner alternative to fossil fuels—in particular for difficult-to-decarbonize sectors such as heavy-duty transportation and steel and ...

Energy & Green Tech

Study shows US can cut greenhouse gas emissions by 65% by 2035

Dramatically expanding climate-action policies across all levels of government, sectors of society and the economy could slash U.S. greenhouse gas emissions by 65% by 2035 compared to 2005 levels, according to a new report ...

Business

Can cryptocurrencies ever be green?

Cryptocurrencies have been condemned over their environmental record at a time when traditional investments have been rapidly moving towards greener environmental, social and governance (ESG) values. So how long will it be ...

Engineering

Innovative electrolytes could transform steelmaking and beyond

The lifeblood of any battery is the electrolyte. It is the medium through which positively charged elements (cations) migrate en masse between the positive and negative electrodes. By this means, batteries discharge to provide ...

Energy & Green Tech

Higher blends of biodiesel fuel could cut transportation emissions

Barriers that are currently preventing the use of greater percentages of biomass-based diesel fuel blended into petroleum diesel have been identified, along with strategies to overcome them, according to researchers at the ...

Energy & Green Tech

AI system-on-chip runs on solar power

AI is used in an array of useful applications, such as predicting a machine's lifetime through its vibrations, monitoring the cardiac activity of patients and incorporating facial recognition capabilities into video surveillance ...

Energy & Green Tech

Hybrid membrane doubles the lifetime of rechargeable batteries

The energy density of traditional lithium-ion batteries is approaching a saturation point that cannot meet the demands of the future—for example in electric vehicles. Lithium metal batteries can provide double the energy ...

Energy & Green Tech

Researchers reveal defect properties in photovoltaic material

As a new member of photovoltaic family, antimony trisulfide (Sb2S3) has the satisfactory bandgap of 1.7eV, benefiting the fabrication of the top absorber layer of tandem solar cells. Due to a special quasi-one-dimensional ...

Energy & Green Tech

Australia's path to net zero emissions needs greater human focus

Australia's transition to a net-zero energy system is a massive and complex task; requiring interdisciplinary solutions addressing Australia's specific needs, to achieve this goal. This is why today, the Australian Council ...

Energy & Green Tech

China blames minor fuel rod damage for nuclear plant issues

A handful of damaged fuel rods is behind a build-up of radioactive gases at a nuclear power station in southern China, authorities said Wednesday, describing the problem as "common" with no need for concern.

Energy & Green Tech

'Open Rotor' engine for sustainable aviation

To advance the goal of achieving environmentally sustainable aviation, the jet engine giants of the U.S. and France on Monday unveiled a joint vision that would significantly change both the look of airplane engines and how ...

Engineering

A novel approach to wirelessly power wearable devices

Advancements in wearable technology are reshaping the way we live, work and play, and also how healthcare is delivered and received. Wearables that have weaved their way into everyday life include smart watches and wireless ...

Energy & Green Tech

New research shines light on perovskite solar cell performance

The potential of a class of materials called perovskites, to enable solar cells to better absorb sunlight for energy production, is widely known. However, this potential has yet to be fully realized, particularly under real-world ...