Limits of heralded single photon sources based on parametric photon pair generation

TL;DR

This paper analyzes the fundamental and practical limits of heralded single photon sources based on parametric photon pair generation, providing insights into optimizing physical parameters for improved source quality.

Contribution

It derives calculations that reveal the fundamental and practical limits of heralded single photon sources and identifies parameters for optimization.

Findings

Identifies fundamental limits of heralded single photon sources.

Highlights physical parameters affecting source quality.

Provides guidelines for optimizing photon source performance.

Abstract

We derive calculations on the statistics of a heralded single photon source based on parametric photon pair generation. These calculations highlight fundamental and practical limits for these sources, and show which physical parameters can be optimized to improve the quality of a real source.