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Paul Ehrenfest best Paper Award 2024

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The ballroom of the Vienna City Hall full of people waiting for the event to start

Anton Zeilinger and the President of the Slovak Academy of Sciences, Martin Venhart, posing for a picture with the honorary degree Prof. Zeilinger received

A scientist standing on the podium, talking to the audience

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

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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…
Relational Information: Towards a New Type of Information in Quantum Mechanics
Th 20.11.
Relational Information: Towards a New Type of Information in Quantum Mechanics
The concept of information has become central in contemporary physics, yet its precise meaning remains contested. Does "information"…

Recent Publications

Precision is not limited by the second law of thermodynamics. / Meier, Florian; Minoguchi, Yuri; Sundelin, Simon et al.
in: Nature Physics, 02.06.2025.
DOI RIS ENW BIB
Quantifying quantum coherence and the deviation from the total probability formula. / Soulas, Antoine.
in: International Journal of Quantum Information, Jahrgang 23, Nr. 04, 06.2025.
DOI RIS ENW BIB

Talk by Matteo Scandi

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

Talk by Hervé Zwirn

Extended Wigner's Friend Experiments and Non Absoluteness of Events

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Sharing new findings...

In the quantum laboratory...

Learning...

Not even the sky is the limit...

News

Welcome to the Quantum World!

SAS Awards Honorary Scientific Degree to Anton Zeilinger

Quantastic! A day full of quantum physics for young minds

Monument Day 2025 at IQOQI Vienna

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

Relational Information: Towards a New Type of Information in Quantum Mechanics

Recent Publications

Talk by Matteo Scandi

Talk by Hervé Zwirn

Contact

IQOQI Vienna

Newsletter

Sharing new findings...

In the quantum laboratory...

Learning...

Not even the sky is the limit...

Welcome to the Quantum World!

SAS Awards Honorary Scientific Degree to Anton Zeilinger

Quantastic! A day full of quantum physics for young minds

Monument Day 2025 at IQOQI Vienna

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

Relational Information: Towards a New Type of Information in Quantum Mechanics

Praedoc (DISS) (FMX) - Christodoulou Group

Prae Doc (DISS) (FMX)

Postdoc Position (FMX)