Photon detection events for detectors after a 50:50 beam splitter

Recovery and Resilience Facility project "Internal and External Consolidation of the University of Latvia" (No.5.2.1.1.i.0/2/24/I/CFLA/007), grant project “Single Photon Sources for Quantum Technologies Using Nitrogen-Vacancy Centres in Diamond”, No. LU-BA-PA-2024/1-0071. <br>
DMP: https://doi.org/10.5281/zenodo.14289100