Energy & Green Tech news

Energy & Green Tech

Turning once-troublesome protons into an energy storage resource for batteries

A research team led by Sarah S. Park from the Department of Chemistry (KAIST) has developed a new electrode material that sequentially stores zinc ions (Zn²⁺) and protons in aqueous batteries. The material is based on a two-dimensional ...

Energy & Green Tech

Could nuclear energy solve power grid struggles? Q&A with an expert

Nuclear energy already plays a pivotal role in powering some of the largest economies in the U.S., including Illinois, Pennsylvania and Texas, and it could be key to offsetting rapidly increasing demand for electricity across ...

Engineering

From scrap and used parts to high-performance materials: New circular pathways for aluminum foam

Aluminum foam is one of the lightest structural materials available. Thanks to its low density, high energy absorption capacity and excellent damping properties, it is suitable for applications in automotive engineering, ...

Engineering

For green building, 'durable is the new 'sustainable'

Reducing the negative environmental impact of buildings—globally one of the largest contributors to greenhouse gas emissions—might be even more difficult than expected. New research from Drexel University indicates that, ...

Electronics & Semiconductors

An energy storage device designed to be recycled

Smartwatches, phones and even some drones rely on lightweight, rechargeable energy storage systems. Once those devices wear out, many end up as electronic waste. Now, researchers reporting in ACS Energy Letters have developed ...

Energy & Green Tech

Why AI may boost carbon emissions instead of cutting them

AI data centers get a bad rap, not least because of concerns that they drive climate change by consuming massive amounts of electricity. But one potentially larger impact of AI on global carbon emissions may be that it's ...

Energy & Green Tech

Green hydrogen goldmine: Discovery of a hidden energy source

As the world searches for sources of low-emission energy, researchers at Edith Cowan University (ECU) have uncovered a potential clean energy game-changer beneath Western Australia's red soil. The new study has revealed a ...

Energy & Green Tech

How cement plants can remove CO₂ from the atmosphere

Cement is one of the most in-demand building materials of our time. Every year, around 4 billion tonnes are produced. Cement production is energy-intensive, and greenhouse gases are emitted during the process—particularly ...

Engineering

Simple equations predict hydrogen storage in porous materials

A new set of simple equations can fast-track the search for metal-organic frameworks (MOFs), a Nobel-Prize-winning class of nanoporous materials that are promising candidates for clean hydrogen energy storage. With millions ...

Electronics & Semiconductors

A self-assembling shortcut to better organic solar cells

Osaka Metropolitan University scientists have created a molecule that naturally forms p/n junctions, structures that are vital for converting sunlight into electricity. Their findings offer a promising shortcut to producing ...

Energy & Green Tech

A new approach to energy harvesting opened up by the quantum world

Touch the back of a laptop and it often feels warm. This is because part of the energy used for computation and communication escapes to the outside as heat. Yet even this "waste heat" still contains a great deal of usable ...

Engineering

Sub-zero green freezer achieves zero emissions

Researchers at the School of Engineering of The Hong Kong University of Science and Technology (HKUST) have developed the world's first sub-zero Celsius elastocaloric freezing device, capable of reaching temperatures as low ...