Accurate rapid tests made from smart graphene paper

Rapid pregnancy and COVID-19 tests have a great advantage over other medical analyses: they are so simple that anyone can perform the test themselves, virtually anywhere. This is due to the robust principle behind these microfluidic ...

Shape memory achieved for nano-sized objects

Alloys that can return to their original structure after being deformed have a so-called shape memory. This phenomenon and the resulting forces are used in many mechanical actuating systems, for example in generators or hydraulic ...

Scientists introduce new seismic risk model for Switzerland

Imagine a magnitude 6 earthquake striking ten kilometers north-east of the city of Zurich at some point in the future. That's a massive, seriously destructive earthquake that would be felt in all of Switzerland and would ...

3D-snapshots of nanoparticles

X-ray diffraction has been used for more than a hundred years to understand the structure of crystals or proteins—for instance, in 1952 the well-known double helix structure of the DNA that carries genetic information was ...

New corrosion protection that repairs itself

Skyscrapers, bridges, ships, airplanes, cars—everything humans make or build sooner or later decays. The ravages of time are known as corrosion; nothing is safe from it.

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