Energy & Green Tech news

Engineering

Laser de-icing system helps nuclear power plants improve maintenance of a critical safety system

University of South Florida engineers have developed an innovative laser-based technology that is helping nuclear power plants solve a complex maintenance challenge affecting a critical reactor safety system. After four years ...

Engineering

Wearable fans could keep workers cool while reducing office energy use

Small wearable fans that cool the face and neck can keep people almost as comfortable as conventional desk fans, according to a new study from Concordia researchers. Aside from taking up less space, these lightweight alternatives ...

Engineering

Making room for data centers without derailing the energy transition

The rapid growth of data centers is adding enormous new demands to power grids already under pressure to connect renewable energy, retire fossil-fuel plants and electrify transportation and buildings. A recent paper published ...

Engineering

Polymer cage extends zinc-iodine battery life beyond 60,000 cycles

While soaring demand for lithium-ion batteries pushes prices higher, Flinders University experts are making headway in developing a safe, more sustainable aqueous zinc-iodine rechargeable battery. In their latest study, published ...

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 ...

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 ...