26/09/2017

A little tension yields enormous solar crystals

In the race to replace silicon in low-cost solar cells, semiconductors known as metal halide perovskites are favored because they can be solution-processed into thin films with excellent photovoltaic efficiency. A collaboration ...

Pigeons better at multitasking than humans: study

Pigeons are capable of switching between two tasks as quickly as humans – and even more quickly in certain situations. These are the findings of biopsychologists who had performed the same behavioural experiments to test ...

Physicists achieve rapid magnetic switching with lasers

Making a magnet from a piece of iron and a coil or wire, or another magnet, is a simple experiment. An external electric or magnetic field can align groups of atoms in the iron over time so that they take on their own permanent ...

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