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Paul Ehrenfest best Paper Award 2024

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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

Experimental creation of multi-photon high-dimensional layered quantum states
Experimental creation of multi-photon high-dimensional layered quantum states. / Hu, X; Xing, W; Zhang, C et al.
in: npj Quantum Information, Jahrgang 6, 21.10.2020, S. 88.
DOI Website RIS ENW BIB
Path identity as a source of high-dimensional entanglement
Path identity as a source of high-dimensional entanglement. / Kysela, J; Erhard, M; Hochrainer, A et al.
in: Proceedings of the National Academy of Sciences of the United States of America, Nr. 117, 20.10.2020, S. 26118-26122.
DOI Website RIS ENW BIB

Talk by Martin Plavala

Today's Experiments Suffice to Verify the Quantum Essence of Gravity

Talk by Benjamin Koch

q-Desics - Particle motion in quantum gravity

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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

Experimental creation of multi-photon high-dimensional layered quantum states

Path identity as a source of high-dimensional entanglement

Talk by Martin Plavala

Talk by Benjamin Koch

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)