The eastern bluebird isnt simply beautiful to look at.

Its feathers also feature a unique structure that could revolutionise sustainable applications such as batteries and water filtration.

Specifically, the brilliant blue of the birds wings isnt the result of colour pigmentation.

Bluebird-inspired material could boost battery life

This web link structure inspired researchers at ETH Zurich to replicate this material in the lab.

The researchers experimented with a transparent silicone rubber that can be both stretched and deformed.

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Bluebird feather structure and synthetic material replication

Phase separation is a common physics phenomenon weve all witnessed in our everyday life.

A notable advantage of this method is that the material remains scalable.

In principle you could use a piece of rubbery plastic of any size.

Ioanna Lykiardopoulou

However, youd then also need correspondingly large containers and ovens, added Rico.

The product is still a long way from being ready for market, she said.

While the rubbery material is cheap and easy to obtain, the oily phase is quite expensive.

A less expensive pair of materials would be required here.

Perhaps DeepMindsdeep learning toolcould be of service.

The full study is published in the journalNature Materials.

Story byIoanna Lykiardopoulou

Ioanna is a writer at TNW.

With a background in the humanities, she has a soft spot for social impact-enabling technologies.

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