23/10/2019

Excitons will shape the future of electronic devices

Excitons are quasiparticles made from the excited state of electrons and—according to research being carried out EPFL—have the potential to boost the energy efficiency of our everyday devices.

Super-strong magnetic supercrystals can assemble themselves

Materials scientists who work with nano-sized components have developed ways of working with their vanishingly small materials. But what if you could get your components to assemble themselves into different structures without ...

Chemical 'vaccine' helps plants repel pathogens

When plants come under attack from invading bacteria, viruses or fungi, they mount a two-pronged response, producing both offensive chemicals to kill invaders and defensive chemicals to prevent infestations from spreading.

The fall of Rome was Europe's lucky break

Why the Roman Empire fell is often discussed in history classes and textbooks. But new research by Stanford historian Walter Scheidel considers an angle that has received little scholarly attention: Why did it—or something ...

Automating collision avoidance

ESA is preparing to use machine learning to protect satellites from the very real and growing danger of space debris.

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