Âé¶¹ÒùÔº

Search results for quantized conductance

Quantum Âé¶¹ÒùÔºics Sep 27, 2017

Gravitational twists help theoretical physicists shed light on quantum complexity

Are we are living in a computer simulation? Intriguingly, the crux of this question may be hiding in an exotic quantum phenomenon which shows up in metals as a response to twists of space-time geometry.

Quantum Âé¶¹ÒùÔºics Aug 21, 2017

How heating up a quantum system can be used as a universal probe for exotic states of matter

In physical sciences, certain quantities appear as integer multiples of fundamental and indivisible elements. This quantization of physical quantities, which is at the heart of our description of nature, made its way through ...

Nanomaterials Aug 14, 2017

Single molecules can work as reproducible transistors—at room temperature

A major goal in the field of molecular electronics, which aims to use single molecules as electronic components, is to make a device where a quantized, controllable flow of charge can be achieved at room temperature. A first ...

General Âé¶¹ÒùÔºics Jul 27, 2017

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 ...

Nanophysics Jul 12, 2017

Oxygen vacancy supported memory

A non-volatile memory keeping its digital information without power and working at the same time at the ultrahigh speed of today's dynamic random access memory (DRAM) – that is the dream of materials scientists of TU Darmstadt.

Other Jun 23, 2017

Forget the insight of a lone genius—innovation is an evolving process of trial and error

Scientific discovery is popularly believed to result from the sheer genius of intellectual stars such as Darwin and Einstein. Their work is often thought to reflect their unique contributions with little or no regard to their ...

Quantum Âé¶¹ÒùÔºics May 24, 2017

Quantized magneto-electric effect demonstrated for the first time in topological insulators

The 'quantized magneto-electric effect' has been demonstrated for the first time in topological insulators at TU Wien, which is set to open up new and highly accurate methods of measurement.

Condensed Matter Apr 27, 2017

Photodielectric discovery brings new optical control to electronics

Characters in some of the more futuristic science fiction films, like "Minority Report" and "Iron Man," control computer displays with slick and deliberate hand motions. In "Minority Report," the protagonist, played by Tom ...

General Âé¶¹ÒùÔºics Apr 24, 2017

First-ever direct observation of chiral currents in quantum Hall atomic simulation

Using an atomic quantum simulator, scientists at the University of Illinois at Urbana-Champaign have achieved the first-ever direct observation of chiral currents in the model topological insulator, the 2-D integer quantum ...

Quantum Âé¶¹ÒùÔºics Apr 18, 2017

Researchers observe heat exchange in an exotic material

In an article published today in the journal Nature, physicists report the first ever observation of heat conductance in a material containing anyons, quantum quasiparticles that exist in two-dimensional systems.

page 12 from 19