Near infrared quantum ghost spectroscopy for threats detection Andrea Chiuri, Federico Angelini, Ilaria Gianani, Simone Santoro, Linda Sansoni, Eleonora Stefanutti and Marco Barbieri Eur. Phys. J. Plus, 140 3 (2025) 186 Published online: 03 March 2025 DOI: 10.1140/epjp/s13360-025-06041-5