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Newswise: Compact quantum light processing
19-Apr-2024 1:00 AM EDT
Compact quantum light processing
University of Vienna

An international collaboration of researchers, led by Philip Walther at University of Vienna, have achieved a significant breakthrough in quantum technology, with the successful demonstration of quantum interference among several single photons using a novel resource-efficient platform.

Newswise: How soil microbes survive in harsh desert environments
16-Apr-2024 5:00 AM EDT
How soil microbes survive in harsh desert environments
University of Vienna

Prolonged droughts followed by sudden bursts of rainfall – how do desert soil bacteria manage to survive such harsh conditions? This long-debated question has now been answered by an ERC project led by microbiologist Dagmar Woebken from the Centre for Microbiology and Environmental Systems Science (CeMESS) at the University of Vienna.

Newswise: Seed ferns: plants experimented with complex leaf vein networks 201 million years ago
15-Apr-2024 5:00 AM EDT
Seed ferns: plants experimented with complex leaf vein networks 201 million years ago
University of Vienna

According to a research team led by palaeontologists from the University of Vienna, the net-like leaf veining typical for today’s flowering plants developed much earlier than previously thought, but died out again several times.

Newswise: Stellar winds of three sun-like stars detected for the first time
11-Apr-2024 5:00 AM EDT
Stellar winds of three sun-like stars detected for the first time
University of Vienna

An international research team led by a researcher from the University of Vienna has for the first time directly detected stellar winds from three Sun-like stars by recording the X-ray emission from their astrospheres, and placed constraints on the mass loss rate of the stars via their stellar winds. The study is currently published in Nature Astronomy.

Newswise: Physics of Complex Fluids: Ring Polymers Show Unexpected Motion Patterns Under Shear
Released: 30-Mar-2024 8:05 AM EDT
Physics of Complex Fluids: Ring Polymers Show Unexpected Motion Patterns Under Shear
University of Vienna

An international research team is attracting the attention of experts in the field with computational results on the behavior of ring polymers under shear forces: Reyhaneh Farimani, University of Vienna, and her colleagues showed that for the simplest case of connected ring pairs, the type of linkage – chemically bonded vs. mechanically linked – has profound effects on the dynamic properties under continuous shear. In these cases novel rheological patterns emerge. In addition to being recently published in the prestigious journal Physical Review Letters, the study received an "Editors' Suggestion" for its particular novelty.

Newswise: Rays were more diverse 150 million years ago than previously thought
Released: 21-Mar-2024 5:00 AM EDT
Rays were more diverse 150 million years ago than previously thought
University of Vienna

In a new study recently published in the journal Papers in Palaeontology, an international team of scientists led by palaeobiologist Julia Türtscher from the University of Vienna has explored the puzzling world of rays that lived 150 million years ago and discovered a previously hidden diversity – including a new ray species.

Newswise: Frequency of heat days systematically underestimated in many studies
Released: 19-Mar-2024 4:00 AM EDT
Frequency of heat days systematically underestimated in many studies
University of Vienna

Many studies on the climate crisis focus on researching temperature extremes on a global scale. Scientists at the University of Vienna have now uncovered an error in an established calculation method, leading to a systematic underestimation in the frequency of heat days.

Newswise: Global warming increases the diversity of active soil bacteria
Released: 23-Feb-2024 2:00 PM EST
Global warming increases the diversity of active soil bacteria
University of Vienna

Warmer soils harbour a greater diversity of active microbes, according to a new study from researchers at the Centre for Microbiology and Environmental Systems Science (CeMESS) at the University of Vienna. The study, published in Science Advances, represents a significant shift in our understanding of how microbial activity in the soil influences the global carbon cycle and possible feedback mechanisms on the climate. Until now, scientists have assumed that higher soil temperatures accelerate the growth of microbes, thus increasing the release of carbon into the atmosphere. However, this increased release of carbon is actually caused by the activation of previously dormant bacteria.

Released: 7-Feb-2024 5:00 AM EST
Nature is particularly beneficial for people on lower income
University of Vienna

Data from a representative sample of the Austrian population suggests that the relationship between nature contact and well-being is consistently stronger for people on lower than higher incomes.

   
Newswise: Immune system meets cancer: Checkpoint identified to fight solid tumors
Released: 6-Feb-2024 12:05 PM EST
Immune system meets cancer: Checkpoint identified to fight solid tumors
University of Vienna

A study by a scientific team from the University of Vienna and the MedUni Vienna, recently published in the top-class journal Cellular & Molecular Immunology, has a promising result from tumor research: The enzyme phosphoglycerate dehydrogenase (PHDGH) acts as a metabolic checkpoint in the function of tumor-associated macrophages (TAMs) and thus on tumor growth. Targeting PHGDH to modulate the cancer-fighting immune system could be a new starting point in cancer treatment and improve the effectiveness of clinical immunotherapies.

Newswise: Discovery of high order skyrmions and antiskyrmions
Released: 25-Jan-2024 12:05 PM EST
Discovery of high order skyrmions and antiskyrmions
University of Vienna

Researchers at the University of Augsburg and the University of Vienna have discovered co-existing magnetic skyrmions and antiskyrmions of arbitrary topological charge at room temperature in magnetic Co/Ni multilayer thin films.

Released: 16-Jan-2024 5:00 AM EST
Do violent video games numb us towards real violence?
University of Vienna

Neuroscientists from the University of Vienna and the Karolinska Institute in Stockholm have investigated whether playing violent video games leads to a reduction in human empathy.

Newswise: First Direct Imaging of Small Noble Gas Clusters at Room Temperature
Released: 11-Jan-2024 5:00 AM EST
First Direct Imaging of Small Noble Gas Clusters at Room Temperature
University of Vienna

For the first time, scientists have succeeded in the stabilisation and direct imaging of small clusters of noble gas atoms at room temperature. This achievement opens up exciting possibilities for fundamental research in condensed matter physics and applications in quantum information technology.

Newswise: Shape matters: How microplastic travels that far
Released: 8-Jan-2024 2:05 PM EST
Shape matters: How microplastic travels that far
University of Vienna

How far microplastics travel in the atmosphere depends crucially on particle shape, according to a recent study by scientists at the University of Vienna and the Max Planck Institute for Dynamics and Self-Organisation in Göttingen: While spherical particles settle quickly, microplastic fibers might travel as far as the stratosphere.

Released: 3-Jan-2024 5:00 AM EST
Women from low socio-economic backgrounds see themselves as less talented
University of Vienna

Women from low socio-economic backgrounds consider themselves to be less talented than all other groups – even if they show the same performance levels.

Released: 14-Dec-2023 5:00 AM EST
New research lays groundwork for personalised dietary supplements
University of Vienna

A groundbreaking study led by David Berry and Alessandra Riva from the Centre for Microbiology and Environmental Systems Science (CeMESS) at the University of Vienna has significantly advanced our understanding of prebiotics in nutrition and gut health.

   
Newswise: In Search of the Perfect Mirror at Mid-Infrared Wavelengths
Released: 6-Dec-2023 5:00 AM EST
In Search of the Perfect Mirror at Mid-Infrared Wavelengths
University of Vienna

An international team of researchers from the United States, Austria, and Switzerland has demonstrated the first true supermirrors in the mid-infrared spectral region.

Newswise: Quantum physics: Superconducting Nanowires Detect Single Protein Ions
Released: 4-Dec-2023 5:00 AM EST
Quantum physics: Superconducting Nanowires Detect Single Protein Ions
University of Vienna

An international research team led by quantum physicist Markus Arndt (University of Vienna) has achieved a breakthrough in the detection of protein ions: Due to their high energy sensitivity, superconducting nanowire detectors achieve almost 100% quantum efficiency and exceed the detection efficiency of conventional ion detectors at low energies by a factor of up to a 1,000.

Newswise: Floral Time Travel: Flowers Were More Diverse 100 Million Years Ago Than They Are Today
Released: 29-Nov-2023 2:05 PM EST
Floral Time Travel: Flowers Were More Diverse 100 Million Years Ago Than They Are Today
University of Vienna

An international team of researchers around botanists at the University of Vienna, Austria, has now analyzed the morphological diversity of fossilized flowers and compared it with the diversity of living species.

Newswise: When baby stars fledge
23-Nov-2023 6:00 AM EST
When baby stars fledge
University of Vienna

A team of astrophysicists led by Núria Miret-Roig from the University of Vienna found that two methods for determining the age of stars measure different things: Isochronous measurement thereby determines the birth date of stars, while dynamical tracking provides information on when stars "leave their nest", about 5.5 million years later in the star clusters studied.



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