Demonstration of a tunable non-Hermitian nonlinear microwave dimer
Figure 1 a illustrates the 3D microwave cavities used in our system, each with four ports featuring adjustable coupling…
Efficient GHz electro-optical modulation with a nonlocal lithium niobate metasurface in the linear and nonlinear regime
Design and linear characterization Figure 1 illustrates the design and working principle of our device. We investigate a nonlocal…
On-chip programmable nonlinearity | Nature Photonics
Wetzstein, G. et al. Nature 588, 39–47 (2020). Article ADS Google Scholar Brunner, D. et al. Preprint at…
X-ray parametric down-conversion reveals EUV-polariton
Experimental setup We performed the experiment at the large solid-angle spectrometer of beamline ID20 at ESRF26. The setup’s…