Quantifying the Distribution of Biexciton Emission Efficiencies in Colloidal Quantum Shells
This paper introduces a crosstalk-suppressed SPAD-array photon-correlation method to quantify multi-photon emission in over 1,000 colloidal quantum shells, revealing a near-Gaussian distribution of biexciton emission efficiencies and confirming that intra-batch correlations with particle brightness align with volume-scaling Auger quenching.