Solution grown quantum dots (QD) are promising materials for photonic quantum science. These materials are strongly confined and further offer advantages in terms of customizability and scalability. In this review we describe the applications of these materials towards quantum science particularly as single photon emitters. We further compare the progress made towards realizing and functionalizing these materials with the current state of the art in epitaxially grown QDs. We particularly focus on charge injection to regulate electronic energy levels and optical emission, as well as effects of strain that are crucial for quantum information applications. This suggests several potential areas where the physical properties of these materials need to be better understood and controlled to fully realize their potential in quantum science. This article thus summarizes the state of the art in terms of solution grown QD development for quantum science and also outlines key areas where progress is expected before these materials become as developed as their solid-state counterparts.
Keywords: Hong Ou mandel interferometry; Photon entanglement; charging; colloidal quantum dots; indistinguishable photon pair; single photon emission; strained CQDs.
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