Related topics: electrons

Blood of drug users can reveal origin of drug

The opioid fentanyl is not only used in medical practice as a painkiller, but is also a popular recreational drug. In the United States in particular, fentanyl plays an important role in the opioid crisis that claims many ...

Impurities enhance polymer LED efficiencies

Molecular dynamics simulations have shown that the mysteriously high efficiency of polymer LEDs arises from interactions between triplet excitons in their polymer chains, and unpaired electrons in their molecular impurities.

Stresses and flows in ultra-cold superfluids

Superfluids, which form only at temperatures close to absolute zero, have unique and in some ways bizarre mechanical properties. Yvan Buggy of the Institute of Photonics and Quantum Sciences at Heriot-Watt University in Edinburgh, ...

Mathematics reveals new insights into Marangoni flows

The Marangoni effect is a popular physics experiment. It is produced when an interface between water and air is heated in just one spot. Since this heat will radiate outwards, a temperature gradient is produced on the surface, ...

Not all ions in tokamaks go with the flow

For the first time, scientists are measuring the rotation of the main (deuterium) plasma in the edge region of a fusion device. New spectroscopic measurements combined with state-of-the-art spectroscopic simulation made this ...

Transparent electronics research gains momentum

Transparent electronics are the future, according to researchers including José A. Flores-Livas and Miglė Graužinytė from the research group headed by Stefan Goedecker, Professor of Computational Physics at the University ...

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