Related topics: electrons · magnetic

No longer a last resort: Pulling CO2 from the air

To save the world from the worst ravages of climate change, slashing carbon pollution is no longer enough—CO2 will also need to be sucked out of the atmosphere and buried, a landmark UN report is expected to say on Monday.

The sun is a normal star after all, confirms study

With data from the Kepler (NASA), Gaia (ESA) and SOHO (NASA/ESA) satellites, a team, led by Instituto de Astrofísica e Ciências do Espaço (IA) researcher Ângela Santos, seems to have put an end to the idea that the sun ...

Directly imaging quantum states in two-dimensional materials

When some semiconductors absorb light, excitons (or particle pairs made of an electron bound to an electron hole) can form. Two-dimensional crystals of tungsten disulfide (WS2) have unique exciton states that are not found ...

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