Our Research

Our group explores the boundaries of quantum physics and gravity
from both an experimental and theoretical standpoint.

• Quantum Optomechanics and Quantum Measurement
• Levitated Superconducting Gravimeters
• Precision Tests of Gravity with Microscopic Source Masses
• Quantum Tests of Gravity and Gravitational Quantum Physics

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Open Positions

Interested applicants can contact Markus Aspelmeyer or one of the experiment leads.
Available positions:

• BSc positions
• MSc positions
• PhD positions
• PostDoc positions

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Latest News

30.01.2020
 

We demonstrate quantum ground state cooling of a levitated nanoparticle in a room temperature environment.

17.05.2019
 

Our essay has won the first prize of the Gravity Research Foundation 2019 “Essays on Gravitation” contest.

29.03.2019
 

In this work we demonstrate cavity cooling by coherent scattering, a new paradigm of cavity cooling for levitated optomechanics. Genuine...

25.03.2019
 

We argue that the (linearized) gravitational field of a massive object in a quantum superposition has to exhibit genuine quantum features. More...

19.03.2019
 

In this work, we show near field detection of the motion of a 150 nm silica particle (2 fg, 1e10 a.m.u.) levitated in an optical tweezer.

07.12.2018
 

In this work we demonstrate the violation of a Bell inequality involving a massive, macroscopic mechanical system.