#coherence time [ns]	intensity [c/s]		spectral width [nm]	wavelength	journal/year/thermal/spdc
0.1			567000000		15.93			1590		prl2015, mgoppln = Entanglement-Enhanced Sensing in a Lossy and Noisy Environment, 1.89THz
#0.1			12000000		0.001			1550		prx2021, 4wm = microring resonator, Ultra-bright entangled-photon pair generation from an AlGaAs-on-insulator microring resonator
0.1			1300000			3			671		pra2019, 4wm = Quantum-enhanced standoff detection using correlated photon pairs, signal 671nm, herald 970nm
0.1			100000			25			785		apl2018, bbo: High fidelity yield stop collection for polarization-entangled photon pair sources, 785nm and 837nm
#0.1			500000			100			1320		sfifteen2021, ppktp
0			500000000000000000	0.00000025		0		label
0			14000			5.8			812.4		Bright source of polarization-entangled photons using a PPKTP pumped by a broadband multi-mode diode laser, 8.7nm (e) and 5.8nm (o)