Researchers have engineered a quantum field for polaritons in a 2D materials, reaching giant polariton densities and {a partially} ‘coherent’ quantum state. New insights from the novel method might permit researchers to entry putting ‘collective’ quantum phenomena on this materials household, and allow ultra-energy environment friendly and high-performance future applied sciences. Laying a ‘small’ 2D materials on high of a ‘giant’ layer allowed the researchers to entice and examine polaritons, evaluating them with freely transferring polaritons.