Scientific News (2020)

9 November 2020|IQP Schnabel

Highly efficient generation of coherent light at 2128 nm via degenerate optical-parametric oscillation

Photo: AG Schnabel

Laser wavelength of 2128nm could make gravitational wave observatories significantly more powerful. We show that the existing laser wavelength of...

1 July 2020|ILP Schnabel

Quantum correlations between light and the kilogram-mass mirrors of LIGO

Our observations at the GW observatory LIGO show that the quantum uncertainty of intense laser light affects the quantum uncertainty of 40 kg mirrors...

10 February 2020|ILP Schnabel

Entanglement might reduce costs of GW observatories

Photo: Ag Schnabel

Quantum noise is a limiting issue in high-precision measurements of gravitational waves. Recently, we performed a proof-of-principle experiment about...

3 February 2020|IQP Schnabel

Squeezed light: useful but still `weird’