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Paul Ehrenfest best Paper Award 2024

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A picture of the telescope on the roof of the IQOQI building

Four of our researchers wearing the official Children's University T-Shirts, and standing next to one of the experiments

Markus Aspelmeyer at the podium, giving a lecture at the Austrian Academy of Sciences

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November 2025

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q-Desics - Particle motion in quantum gravity
Tu 04.11.
q-Desics - Particle motion in quantum gravity
We revisit the motion of test particles in quantum-gravitational backgrounds by introducing the concept of q–desics,…
Non-local mass superpositions and optical clock interferometry in atomic ensemble quantum networks
We 05.11.
Non-local mass superpositions and optical clock interferometry in atomic ensemble quantum networks
Quantum networks are emerging as powerful platforms for sensing, communication, and fundamental tests of physics.
Microscopic derivation of a thermalizing Lindblad equation for many-body systems
Mo 10.11.
Microscopic derivation of a thermalizing Lindblad equation for many-body systems
Despite the obvious fact that systems weakly coupled to a thermal bath will generically reach thermal equilibrium, up until recently…
Extended Wigner's Friend Experiments and Non Absoluteness of Events
We 12.11.
Extended Wigner's Friend Experiments and Non Absoluteness of Events
One way to escape the contradiction in many of the recent no-go theorems based on an Extended Wigner's friend experiment is to…
Black Hole Evaporation - 50 years
We 12.11.
Black Hole Evaporation - 50 years
51 years ago Hawking predicted that black holes had a temperature and could evaporate.
Building physical intuition through conscientious experiments, starting with Bell’s Inequality
Th 13.11.
Building physical intuition through conscientious experiments, starting with Bell’s Inequality
Local realism is the worldview in which physical properties of objects exist independently of measurement and where physical…

Recent Publications

Erratum: Conceptual inadequacy of the Shannon information in quantum measurements [Phys. Rev. A 63, 022113 (2001)]
Erratum: Conceptual inadequacy of the Shannon information in quantum measurements [Phys. Rev. A 63, 022113 (2001)]. / Brukner, Č; Zeilinger, A.
in: N/A, 01.01.2003.
RIS ENW BIB
Quantum Interference Experiments with Large Molecules
Quantum Interference Experiments with Large Molecules. / Nairz, O; Arndt, M; Zeilinger, A.
in: American Journal of Physics, 01.01.2003.
RIS ENW BIB

Talk by Jan Glowacki

Operational quantum frames in relativistic settings

Talk by Tomas Gonda

Introduction to Categorical Probability

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Sharing new findings...

In the quantum laboratory...

Learning...

Not even the sky is the limit...

News

Quantastic! A day full of quantum physics for young minds

Monument Day 2025 at IQOQI Vienna

IQOQI Vienna at the Children's University 2025

Markus Aspelmeyer awarded EPS-QEOD PRIZE 2025

Blogs

Why and how “History for Physics”

Schrödinger’s Notebooks and the History of the Einstein-Podolsky-Rosen Paradox

JOBS @ IQOQI

Praedoc (DISS) (FMX) - Christodoulou Group

Prae Doc (DISS) (FMX)

Postdoc Position (FMX)

(Online) Events

q-Desics - Particle motion in quantum gravity

Non-local mass superpositions and optical clock interferometry in atomic ensemble quantum networks

Microscopic derivation of a thermalizing Lindblad equation for many-body systems

Extended Wigner's Friend Experiments and Non Absoluteness of Events

Black Hole Evaporation - 50 years

Building physical intuition through conscientious experiments, starting with Bell’s Inequality

Recent Publications

Erratum: Conceptual inadequacy of the Shannon information in quantum measurements [Phys. Rev. A 63, 022113 (2001)]

Quantum Interference Experiments with Large Molecules

Talk by Jan Glowacki

Talk by Tomas Gonda

Contact

IQOQI Vienna

Newsletter

Sharing new findings...

In the quantum laboratory...

Learning...

Not even the sky is the limit...

Quantastic! A day full of quantum physics for young minds

Monument Day 2025 at IQOQI Vienna

IQOQI Vienna at the Children's University 2025

Markus Aspelmeyer awarded EPS-QEOD PRIZE 2025

Why and how “History for Physics”

Schrödinger’s Notebooks and the History of the Einstein-Podolsky-Rosen Paradox

Praedoc (DISS) (F*M*X) - Christodoulou Group

Prae Doc (DISS) (F*M*X)

Postdoc Position (F*M*X)

q-Desics - Particle motion in quantum gravity

Non-local mass superpositions and optical clock interferometry in atomic ensemble quantum networks

Microscopic derivation of a thermalizing Lindblad equation for many-body systems

Extended Wigner's Friend Experiments and Non Absoluteness of Events

Black Hole Evaporation - 50 years

Building physical intuition through conscientious experiments, starting with Bell’s Inequality

Praedoc (DISS) (FMX) - Christodoulou Group

Prae Doc (DISS) (FMX)

Postdoc Position (FMX)