Fig. 3
From: Room-temperature ultrasensitive photon-level detection in the subterahertz frequency regime
Measured wavelength spectra of the pump, up-converted light, and idler wave.
Fig. 3 | Scientific Reports
From: Room-temperature ultrasensitive photon-level detection in the subterahertz frequency regime
Measured wavelength spectra of the pump, up-converted light, and idler wave.
