Engineering news

Engineering

Safer all-solid-state sodium battery could cut grid storage costs and reduce lithium dependence

Lithium-ion batteries dominate the market for large-scale energy storage today. However, the element's uneven global distribution and rising costs are driving the search for alternatives. Sodium is roughly a thousand times ...

Engineering

Perovskite/silicon tandem solar cells reach 32.89% certified efficiency with peak-selective passivation strategy

A team of Chinese scientists has developed a new passivation strategy that significantly improves both the efficiency and operational stability of perovskite/silicon tandem solar cells. The study has been published in the ...

Engineering

These brick walls are built to come apart, move, and rise again after demolition

The construction sector still has some way to go in terms of reducing the consumption of resources and greenhouse gas emissions. One of these relates to the construction waste produced during the demolition of buildings. ...

Engineering

Error correction tech boosts the 3D printing of big composite parts

Researchers at the U.S. Department of Energy's (DOE) Oak Ridge National Laboratory (ORNL) have created a new tool that can catch and correct potential mistakes in real time while 3D printing large plastic parts. The automated ...

Engineering

Custom device maps carbon capture reactions in real time

Removing carbon dioxide (CO2) directly from the air, a process called direct air capture (or DAC), is one of several approaches being developed to help reduce the concentration of this greenhouse gas in the atmosphere. Among ...

Engineering

Building the future with robotic construction

On April 24, the Architectural Robotic Construction Lab ( ARC Lab) in The University of Texas at Arlington's College of Architecture, Planning and Public Affairs demonstrated its new large-scale 3D printing technology.

Engineering

Basalt could be the key to greener and cheaper cement

Ideas to reduce carbon emissions often revolve around renewable power, electric vehicles and energy efficiency. But there's another, less colorful character that's often overlooked: cement.

Engineering

AI could prevent construction delays before they happen

What if a construction project could rewrite its own schedule the moment a problem appears? A new peer-reviewed study from the University of East London (UEL) suggests that artificial intelligence could make this possible—detecting ...

Engineering

Electron microscopy shows 'mouse bite' defects in semiconductors

Cornell researchers have used high-resolution 3D imaging to detect, for the first time, the atomic-scale defects in computer chips that can sabotage their performance. The imaging method, which was the result of a collaboration ...

Engineering

GiantEye—new dimensions in computed tomography

Traditional industrial tomographs reach their physical limits when it comes to large volumes and high radiography requirements. Fraunhofer IIS's XXL CT system, built in 2013, is considered the world's only publicly accessible ...

Engineering

Overcoming tribocorrosion in marine metals

A joint research team at the Korea Institute of Materials Science (KIMS) has successfully developed Korea's first high corrosion- and wear-resistant carbon coating technology to mitigate the severe corrosion and wear issues ...

Engineering

Sealing paper packaging without adhesives

Since plastic packaging accounts for a large fraction of plastic waste, the demand for environmentally friendly packaging options is increasing. One material that is becoming more and more popular as a sustainable alternative ...