Search results for quantum anomalous hall

Nanomaterials Oct 8, 2018

Graphene controls surface magnetism at room temperature

In a refreshing change of perspective, theoretical physicist Dr. Zeila Zanolli has looked at the proximity effects of graphene on a magnetic semiconducting substrate, finding it to affect the substrate's magnetism down to ...

Quantum Physics Aug 14, 2018

A new artificial quantum material for future high-efficiency computers

Scientists at Tsinghua University and Institute of Physics, Chinese Academy of Sciences in Beijing, have demonstrated the ability to control the states of matter, thus controlling internal resistance, within multilayered, ...

General Physics Aug 6, 2018

The marriage of topology and magnetism in a Weyl system

Topology is a global aspect of materials, leading to fundamental new properties for compounds with large relativistic effects. The incorporation of heavy elements gives rise to non-trivial topological phases of matter, such ...

General Physics Jun 4, 2018

Research could lead to more efficient electronics

A Rutgers-led team of physicists has demonstrated a way to conduct electricity between transistors without energy loss, opening the door to low-power electronics and, potentially, quantum computing that would be far faster ...

General Physics Jul 20, 2017

Experiment finds evidence for the Majorana fermion, a particle that's its own antiparticle

In 1928, physicist Paul Dirac made the stunning prediction that every fundamental particle in the universe has an antiparticle – its identical twin but with opposite charge. When particle and antiparticle met they would be ...

General Physics May 25, 2017

Research makes topological insulators magnetic well above room temperatures

In the world of electronics, where the quest is always for smaller and faster units with infinite battery life, topological insulators (TI) have tantalizing potential.

Nanomaterials Nov 22, 2016

New ultra-thin semiconductor could extend life of Moore's Law

Following a decade of intensive research into graphene and two-dimensional materials a new semiconductor material shows potential for the future of super-fast electronics.

Condensed Matter Jul 27, 2016

The hot attraction of gold

Gold had long been considered a non-magnetic metal. But researchers at Tohoku University recently discovered that gold can in fact be magnetized by applying heat.

General Physics Jul 20, 2016

Mixing topology and spin

In the pursuit of material platforms for the next generation of electronics, scientists are studying new compounds such as topological insulators (TIs), which support protected electron states on the surfaces of crystals ...

General Physics May 9, 2016

Achieving zero resistance in energy flow

Laptop computer users operating their devices on their laps will be familiar with the heat they generate, which comes from electrical resistance converting waste energy to heat. Scientists dream of creating electronic devices ...

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