Energy & Green Tech news

Engineering

Defect passivation strategy improves perovskite solar cell efficiency

Solar energy is a promising way of reducing our dependence on fossil-fuel-based energy resources to opt for cleaner energy forms. Over the years, solar cells that can harness this renewable energy have undergone significant ...

Energy & Green Tech

Carbon fiber structural battery battery paves way for light, energy-efficient vehicles

When cars, planes, ships or computers are built from a material that functions as both a battery and a load-bearing structure, the weight and energy consumption are radically reduced. A research group at Chalmers University ...

Energy & Green Tech

A robot begins removal of melted fuel from the Fukushima nuclear plant. It could take a century

A long robot entered a damaged reactor at Japan's Fukushima nuclear power plant on Tuesday, beginning a two-week, high-stakes mission to retrieve for the first time a tiny amount of melted fuel debris from the bottom.

Engineering

Is cooling paint the key to turning down the planet's temperature dial?

The summer of 2024 has been another scorcher, with the highest temperature ever recorded by NASA on July 22 and the city of Phoenix reaching a milestone of 100 straight days of 100 degrees.

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 ...

Energy & Green Tech

Saving jet fuel with flexible sensor strips

Civil aviation is committed to making progress on the road towards a climate-neutral future. To make current and future aircrafts more energy-efficient and use less jet fuel, the industry needs reliable data about the durability ...

Energy & Green Tech

Scientists unveil least costly carbon capture system to date

The need for technology that can capture, remove and repurpose carbon dioxide grows stronger with every CO2 molecule that reaches Earth's atmosphere. To meet that need, scientists at the Department of Energy's Pacific Northwest ...

Engineering

The single oil spill that can disrupt the global energy supply

Over the last year, the world's energy market has been highly volatile. The warmer-than-average winter in Europe helped avoid a gas crisis this year, but the forecast for the next winter is unclear as instabilities persist. ...

Energy & Green Tech

Offshore wind farms move ahead full sail with underwater help

Off the coast of Portugal, a team of underwater robots is scanning the base of turbines on a wind farm and looking for signs of damage while aerial drones check the blades. The activity is part of a project to reduce inspection ...

Business

Low-carbon reorientation in the declining steel industry

MIOIR Researchers Professor Frank Geels and Dr. Julian Gregory conducted a longitudinal analysis of coevolving contexts and company strategies in the U.K. steel industry. While the existing literature makes important analyses ...

Energy & Green Tech

Energy Sec. Granholm brings clean energy gospel to CES show

Anyone wondering what compelled the U.S. Department of Energy's first-ever appearance this year at the CES tech show—traditionally an annual showcase for consumer gadgets—need only consider what its boss sees as her main ...

Engineering

We need to learn to live with less steel, says researcher

Steel is one of the most important materials in the world, integral to the cars we drive, the buildings we inhabit, and the infrastructure that allows us to travel from place to place. Steel is also responsible for 7% of ...