Dissipative solitons in mode-locked parity–time-symmetric lasers
Bender, C. M. & Boettcher, S. Real spectra in non-Hermitian Hamiltonians having \({\mathcal{P}}{\mathcal{T}}\) symmetry. Phys. Rev. Lett. 80,…
Terahertz photonic heterodyne spectral analysis with (sub-) kHz resolution and 6.5 THz frequency coverage
Photonic local oscillator The laser engine, used as the LO, combines the stability and accuracy of comb technology…