Thermonuclear X-ray bursts on neutron stars set speed record

A new study of thermonuclear X-ray bursts on neutron stars reveals that, on very rare occasions, shells can be expelled at relativistic speeds - up to 30% of the speed of light. These velocities are the highest ever measured ...

Crude oil no longer needed for plastics

Each year the world produces about 130 million kilo of ethene, the most important raw material for plastics. This gigantic industry is currently dependent on crude oil. And that is running out. Dutch researcher Tymen Tiemersma ...

Blueprint from the interior of a catalyst

Irregularities in industrial catalysts can inhibit the conversion of crude oil, Utrecht University chemists have concluded. They were the first to provide a detailed blueprint of the interior of a commercially used catalyst ...

Market value of vervet monkey falls if monoploy is broken

A monkey that has acquired the sole power to hand out apples is generously rewarded with grooming sessions by the other monkeys in its group. But as soon as another monkey can hand out apples as well, the market value of ...

Hotel Ruthenium: how hydrogen checks in but never leaves

How does hydrogen form blisters in ruthenium mirrors for extreme UV (EUV) lithography machines? An M2i research project by Chidozie Onwudinanti and colleagues at DIFFER, Eindhoven University of Technology and University of ...

Sustainable separation technology makes new applications possible

Membranes are widely used to separate substances from each other, for example in water treatment or kidney dialysis. Membrane technology saves energy and water, and has a small CO2 footprint. Unfortunately, large quantities ...

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