We are fascinated by and working on ...

  • Universal matter-wave interferometry & the foundations of physics
    • Towards metal cluster interferometry:
      a new material class in quantum physics to probe the interface to the classical world.  
    • From Polypeptide towards Protein interferometry:
      a new material class to study complexity & dynamics of biomolecules in quantum physics.   
  • Cooling and quantum optomechanics 
    • Optical cooling of non-spherical nanoparticles to explore their rotational quantum states.
    • Trapping & cooling of nanobiological matter to harvest their internal complexity. 
  • Enabling technologies for quantum experiments
    • Sources of metal clusters, dielectric and biological nanomaterials: for matter-wave interferometry.
    • Single-photon charge control and coherent beam splitting of proteins & metal clusters. 
    • Interfeormeter concepts for complex nanomatter.
  • Quantum sensors
    • Matter-wave deflectometers with high better than yocto-Newton force sensitivity:
      ... to measure electro-magnetic, optical & dynamical properties of molecules of interst to biology and chemistry.
    • Trapped nanorotors: 
      ... to realize highly sensitive torque & rotations sensors on the micron scale.  
    • Superconducting nanowire detectors:
      ... for mass spectrometry and molecule analysis, harvesting the sensitivity of quantum phase transitions.

 Latest News

23.04.2018
 

Schrodinger's cat is the one that's famously alive and dead. At the same time. Impossible! Roland Pease meets the quantum scientists hoping to bring...

26.03.2018
 

The Arndt Group published a new article on "Isotope-selective high-order interferometry with large organic molecules in free fall" in New Journal of...

23.03.2018
 

The Arndt Group published a new article on "Tailored photocleavable peptides: fragmentation and neutralization pathways in high vacuum" in Physical...

05.03.2018
 

The Arndt Group published a new article on "Probing Macroscopic Quantum Superpositions with Nanorotors" on arXiv

13.02.2018
 

Magie im Makrokosmos | Oder: Wo endet die Quantenwelt?

04.12.2017
 

We have a new paper on "Nanoparticle detection in an open-access silicon microcavity" in Applied Physics Letters!