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Rare-earths become water-repellent only as they age

Surfaces that have been coated with rare earth oxides develop water-repelling properties only after contact with air. Even at room temperature, chemical reactions begin with hydrocarbons in the air. Researchers report that it is these reactions that are responsible for the hydrophobic effect.

Posted: Mar 22nd, 2017

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When helium behaves like a black hole

A team of scientists has discovered that a law controlling the bizarre behavior of black holes out in space - is also true for cold helium atoms that can be studied in laboratories.

Posted: Mar 22nd, 2017

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Scientists discover new 'boat' form of promising semiconductor GeSe

Researchers have discovered a new form of the simple compound GeSe that has surprisingly escaped detection until now. This so-called beta-GeSe compound has a ring type structure like graphene and its monolayer form could have similarly valuable properties for electronic applications.

Posted: Mar 21st, 2017

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Manipulating magnetic textures

A group of researchers has shown that the simple curvature of nanomagnets can be used to induce textures within the magnetization field - a potential boon for future random access memory devices and data storage.

Posted: Mar 21st, 2017

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