Topological insulators are strange stuff – the bulk of this material is insulating and cannot carry an electrical current, yet the surfaces of the same material are conducting. This means that charged ...

It hardly conducts any electricity at all, so we can say it’s an electrical insulator. Inside the plastic, all the electrons are tightly bound to the atoms, so the charges cannot move very far ...

Electrical insulation materials play a pivotal role in ensuring the safety, efficiency, and longevity of electrical systems.

He Qinglin's group at the Center for Quantum Materials Science, School of Physics, has reported the first observation of ...

Sheets of mica, a perfect electrical insulator, were discovered near the mercury, sparking theories of ancient energy technologies hiddenlikely came from mines 4,600 miles away in Brazil ...

The world’s dominant user of SF 6 is the energy industry, which for decades has relied on the gas as an electrical insulator and current switching medium for high-voltage electrical equipment.

Air is an exceptionally good electrical insulator. To get electricity to easily flow through something, you either need electrons that are not directly tied to any atom or molecule (so-called ...