wire - kurze nachrichten

It all comes down to quantum physics: scientists at TU Wien (Vienna) have analysed why some gases can be cooled down to extremely low temperatures.

Interconnecting different quantum systems is important for future quantum computing architectures, but has proven difficult to achieve.

An optical device at nanoscale which allows light to pass in only one direction has been developed at TU Wien (Vienna).

A virtual laboratory allows, for the first time, to actively engage with topical quantum physics. The novel learning environment was developed at the Faculty of Physics at the University of Vienna in collaboration with university and high-school students.

TU Vision 2025+ lädt im Jänner zu Diskussionen mit Randal E. Bryant, Lorenz Lassnigg und Henri Van Damme ein.

The importance of artificial intelligence has been increasing in many areas. A team of researchers led by Hans Briegel has now shown that quantum physics may help AI agents to speed up decision making processes that are based on previous experience.

A new, extremely thin kind of light detectors was created at Vienna University of Technology. Two very different technologies were combined for the first time: metamaterials and quantum cascade structures.

The way we secure digital transactions could soon change.

A new material could open the door to a new kind of electronics: researchers at the Vienna University of Technology have created a stable two-dimensional electron gas in strontium titanate.

Disorder turns into order: scientists at the Vienna University of Technology can show how intricate structures can emerge from inhomogeneously charged particles.

With just a single atom, light can be switched between two fibre optic cables at the Vienna University of Technology.

Whether it is diagnostic imaging, analysis of unknown substances or ultrafast communication - terahertz radiation sources are becoming more and more important.

The remarkable material graphene promises a wide range of applications in future electronics that could complement or replace traditional silicon technology. Researchers of the Electronic Properties of Materials Group at the University of Vienna have now paved the way for the integration of graphene into the current silicide based technology.

A team of quantum physicists in Innsbruck led by Christian Roos and Cornelius Hempel have realised an extremely sensitive method for the spectroscopy of atomic and molecular atoms. This technique can be used to closely study a number of particles. The scientists have published their findings Photonics.

TU Vienna has managed to turn the oscillation direction of beams of light - simply by applying an electrical current to a special material.

Using Laser Technology, Aleksandr Ovsianikov from the Vienna University of Technology wants to create microstructures with embedded living cells.

Graphene is a material which has great hopes resting on it - especially in communications technology but also in the construction of very light, stable structures and batteries.

Physicist Karsten Held from the Vienna University of Technology has been awarded with an ERC Grant from the European Research Council for his research in quantum mechanical materials science.

In quantum physics physical processes in condensed matter and other many-body systems can often be described with quasiparticles. In Innsbruck, for the first time Rudolf Grimm's team of physicists has succeeded in experimentally realizing a new quasiparticle - a repulsive polaron - in an ultracold quantum gas.

While several building blocks for a quantum computer have already been successfully tested in the laboratory, a network requires one additonal component: a reliable interface between computers and information channels. In the current issue of the journal Nature, physicists at the University of Innsbruck report the construction of an efficient and tunable interface for quantum networks.

Tiny crystals exhibit unexpected properties. Researchers from the Vienna University of Technology and the S.N. Bose National Centre Kolkata can now explain why.

An Advanced Microscopy Method Used at the Vienna University of Technology allows Scientists to Study the Genetics of the Fruit Fly.

Theoretical physicists have formulated a new concept to engineer exotic, so-called topological states of matter in quantum mechanical many-body systems. They linked concepts of quantum optics and condensed matter physics and show a direction to build a quantum computer which is immune against perturbations.

The physicists of the University of Innsbruck and the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck have come considerably closer to their goal to investigate complex phenomena in a model system: They have realized a digital, and therefore, universal quantum simulator in their laboratory, which can, in principle, simulate any physical system efficiently.

Chemists from Innsbruck and New York managed to monitor single-molecule switching in action. In an article in "Nature Chemical Biology" they report their findings: The secret of bacterial riboswitches lies in their dynamics. These findings are also relevant in antibiotics research. Photo: Ronald Micura and Andrea Haller from the Institute for Organic Chemistry and the Center for Molecular Biosciences (CMBI) of the University of Innsbruck.

Standing in front of a mirror, we can easily tell apart ourselves from our mirror image. The mirror does not affect our motion in any way.

Scientists have reached a milestone in the exploration of quantum gas mixtures. The group led by Rudolf Grimm has succeeded in producing controlled strong interactions between two fermionic elements. This model system not only promises to provide new insights into solid-state physics but also shows intriguing analogies to the primordial substance right after the Big Bang.

Experimental physicists have put a lot of effort in isolating sensitive measurements from the disruptive influences of the environment. In an international first, Innsbruck quantum physicists have realized a toolbox of elementary building blocks for an open-system quantum simulator, where a controlled coupling to an environment is used in a beneficial way.

The Austrian research group led by physicist Rainer Blatt suggests a fundamentally novel architecture for quantum computation. They have experimentally demonstrated quantum antennae, which enable the exchange of quantum information between two separate memory cells located on a computer chip. This offers new opportunities to build practical quantum computers.

A team of chemists headed by Thomas Loerting from the University of Innsbruck and Hinrich Grothe from the Vienna University of Technology (TU Wien) have prepared and isolated gas-phase carbonic acid and have succeeded in characterizing the gas-phase molecules by using infrared spectroscopy.

Ball lightnings are circular light phenomena occurring during thunderstorms and there are a large class of reports by eyewitnesses having experienced such events. Now physicists at the University of Innsbruck have calculated that the magnetic field of long lightning strokes may produce the image of luminous shapes, also known as phosphenes, in the brain.

TU Vienna - With the awarding of the START prize in October 2009, Schumm embarked upon a great journey, and with the awarding of the ERC Starting Grant he has now taken a further step towards his goal of building a nuclear atomic clock.

The Vienna University of Technology (TU Vienna) is investing in research in the field of energy and environment.

Researchers at Vienna University of Technology (TU Vienna) are currently coordinating an EU project.