A Quantum Non-Gaussianity Criterion Based on Photon Correlations g(2) and g(3)

QNG_numerical_simulation_data.zip: 

Includes the numerical simulations to produce the (theory) plots Fig.1, Fig.2, Fig.S1 and Fig.S4.

00_G1-2-3__three-photon-correlation_Gauss.ipynb: produces analytical expressions for the correlation functions of Gaussian states 

01_Gaussian_states_g2g3.jl: produces Fig.1,  Fig.2 and Fig.S1

02_Gaussian_states_g2G1.jl: produces Fig.S4

plots: folder with the produced plots 

QNG_experimental_data.zip: 

Includes the raw data for the experiment, the script to analyze the data and the script to plot the results in Fig.3, Fig.S2 and Fig.S3

2025-04-19_QD1: Raw data of g3, g2, g1 measurements for artificially noisy signal

2025-05-02_Qd1_longer2: Raw data of g3, g2, g1 measurements for single quantum dot excitation

g2_g3_analysis_cjvd.py: Script for processing and plotting of the g2 data in Fig.3

g3-g2-QD1-FB-ana.ipynb: Script for processing and plotting of the g3 data from the folder 2025-05-02_Qd1_longer2, including the p-value test

g3-g2-QD1-noFB-ana.ipynb: Script for processing and plotting of the g3 data from the folder 2025-04-19_QD1