Spin-polarized surface states in superconductors

When it comes to entirely new, faster, more powerful computers, Majorana fermions may be the answer. These hypothetical particles can do a better job than conventional quantum bits (qubits) of light or matter. Why? Because ...

Missing link between new topological phases of matter discovered

Physicists at BESSY II have investigated a class of materials that exhibit characteristics of topological insulators. During these studies, they discovered a transition between two different topological phases, one of which ...

A new way to enhance the capacity of memory devices

A Tomsk Polytechnic University study reveals how topological vortices found in low-dimensional materials can be both displaced and erased and restored again by the electrical field within nanoparticles. This may open exciting ...

Reality check for topological insulators

Topological insulators, a class of materials which has been investigated for just over a decade, have been heralded as a new 'wonder material", as has graphene. But so far, topological insulators have not quite lived up to ...

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