Fig. 1: Experimental setup.
From: Frequency-insensitive spatiotemporal shaping of single photon in multiuser quantum network
a Schematic of the traditional shaping setup. b Schematic of the Fourier transform shaping setup. c Experimental setup for frequency-insensitive spatiotemporal shaping of single photons. SLM spatial light modulator, L achromatic lens, WDM wavelength division multiplexing filter, DWDM dense wavelength division multiplexing filter, OC optical collimator, PC polarization controller, MMF multimode fiber, SMF single mode fiber, MZI Mach-Zehnder Interferometer, SNSPD superconducting nanowire single photon detector.
