Gold-based passive heating for eyewear

Researchers at ETH Zurich have developed an ultrathin, gold-based transparent coating that is able to convert sunlight into heat. It can be applied to glass and other surfaces to prevent them from fogging. Applications for ...

How photoelectrodes change in contact with water

Photoelectrodes based on BiVO4 are considered top candidates for solar hydrogen production. But what exactly happens when they come into contact with water molecules? A study in the Journal of the American Chemical Society ...

What is a flash drought? An Earth scientist explains

Many people are familiar with flash floods—torrents that develop quickly after heavy rainfall. But there's also such a thing as a flash drought, and these sudden, extreme dry spells are becoming a big concern for farmers ...

A cleaner, better way to produce single-photon emitters

RIKEN researchers have created an effective source of single photons for emerging quantum technologies by adding molecules to carbon nanotubes using a reaction that occurs in the vapor phase.

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