Energy & Green Tech news

Energy & Green Tech

Asymmetric electrolyte design enables high-capacity anodes in lithium-ion batteries

Lithium-ion batteries (LiBs) have become the most widely used rechargeable batteries worldwide. Energy researchers and material scientists have been trying to identify alternative materials that could serve as LIB components, ...

Energy & Green Tech

A robot has begun a 2-week mission to retrieve melted fuel from the damaged Fukushima nuclear plant

An extendable robot began on Tuesday a two-week mission to retrieve the first sample of melted fuel debris from inside one of three damaged reactors at the Fukushima Daiichi nuclear power plant.

Energy & Green Tech

Researchers: Nigerian households use a range of energy, from wood to solar—green energy planning must account for this

Low and middle-income countries generally lack access to renewable energy and rely excessively on traditional fuels like firewood and charcoal. In these countries, 2.6 billion people depend mainly on polluting fossil fuels ...

Energy & Green Tech

Silver State may become solar state under new federal plan

The U.S. is preparing for a gargantuan spike in the amount of energy it harnesses from the sun, and vastly changing the desert landscape of the Silver State's public lands is a major component of that vision.

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

EU crafts response to US green tech subsidies

The EU will present long-awaited proposals on Wednesday to counter sweeping US subsidies on green tech that threaten Europe's industry, already struggling with soaring energy prices and unfair competition from China.

Electronics & Semiconductors

Stability of perovskite solar cells reaches next milestone

Perovskite semiconductors promise highly efficient and low-cost solar cells. However, the semi-organic material is very sensitive to temperature differences, which can quickly lead to fatigue damage in normal outdoor use. ...

Energy & Green Tech

Harvesting big energy from small movement

Since the ancient Greeks, humankind has known that if you bring two things into contact, a small amount of electricity is created. One example is that we can rub a balloon with our hair and generate enough electricity to ...

Engineering

Rethinking a waste product of the timber processing industry

An interdisciplinary team of researchers from the Max Planck Institute of Colloids and Interfaces (MPICI) has investigated how the natural properties of native tree bark can be used to create a standardized product for long-term ...

Energy & Green Tech

Study: Enough rare earth minerals to fuel green energy shift

The world has enough rare earth minerals and other critical raw materials to switch from fossil fuels to renewable energy to produce electricity and limit global warming, according to a new study that counters concerns about ...

Energy & Green Tech

Researchers hunt for new solutions for Norwegian offshore wind

"We know a great deal about windmills on land, and something about fixed-bottom wind turbines at sea, but much less about floating wind turbines," says Geir Grasmo, Professor at the University of Agder (UiA).

Energy & Green Tech

Harvesting energy from moving trains

The Virginia Tech Center for Vehicle Systems and Safety (CVeSS) and the Railway Technologies Laboratory want to harness the energy created by moving trains and transform that energy into usable electricity.

Energy & Green Tech

Self-cooling tent runs using just water and sunshine

For many avid outdoorspeople, summertime and camping go hand in hand. But as climate change continues to drive summer temperatures higher, outdoor recreation could become less relaxing—and cooling technologies like fans ...

Energy & Green Tech

Study proposes profitable ways to repurpose industrial waste

There is money to be made—and potential to reduce greenhouse gas emissions—by finding a second life for the potato peels, fried dough particles, cheese whey and other industrial food-processing waste products that routinely ...

Hardware

Ultrasonic sensors can safeguard residential gas lines

A team of UBC Okanagan researchers is investigating a new method to monitor underground gas pipelines with high-tech sensors that can make it easier to find weaknesses, discrepancies and even a diversion in residential natural ...