Scientific News

19 December 2024|IQP Schnabel

Laser Scanning Microscopy for Tomographic Imaging of Roughness and Point Absorbers in Optical Surfaces

High-precision laser interferometric instruments require optical surfaces with a close to perfect contour, as well as low scattering and...

8 July 2024|IQP Schnabel

"Gravity and Entanglement" Workshop

Hamburg 07 - 09 October, 2024

With this workshop at the ZOQ, the Akademie der Wissenschaften in Hamburg supported the scientific transfer of various...

27 October 2023|IQP Schnabel

Overcoming the Challenges of Quantum Decoherence in Ultra-Precise Sensing

Quantum decoherence has long been a significant barrier to achieving the highest levels of sensitivity in ultra-precise force sensors. In our latest...

21 June 2023|IQP Schnabel

Machine learning ("artificial intellegence") improves experiment

Seismic disturbances are a problem in many physical experiments, including gravitational wave observatories. We were able to build an artificial...

4 August 2022|IQP Schnabel

Einstein would be doubly amazed

Prof. Dr. Roman Schnabel, whose research has made this new high technology possible since 2002, describes what is so remarkable about squeezed light.

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15 March 2022|IQP Schnabel

Macroscopic quantum mechanics in gravitational-wave observatories and beyond

Recent observations on the GW observatories LIGO and Virgo showed that the quantum uncertainty of intense laser light affected the quantum uncertainty...

22 November 2021|IQP Schnabel

Squeezed light at 2128 nm for future gravitational-wave observatories

Photo: AG Schnabel

The potentially new laser wavelength of 2128nm in gravitational wave observatories requires laser light with squeezed quantum uncertainty. Our...

31 August 2021|IQP Schnabel

Gas cooling of test masses for future gravitational-wave observatories

How much exchange gas for cooling can gravitational wave detectors tolerate?

This question is answered by our publication in the journal "Classical...

1 July 2021|IQP Schnabel

Full monitoring of ensemble trajectories with 10 dB-sub- Heisenberg imprecision

Photo: AG Schnabel

Contrary to what is often stated, the phase space trajectory of a quantum system can be measured with any degree of precision. However, an entangled...

9 November 2020|IQP Schnabel