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  • RESEARCH HIGHLIGHT

Electric-blue phosphorescence made easy

Crystal engineering produces sustained molecular glows at room temperature.
Three images of a world map inkjet printed with the TSP ink under daylight, UV on and UV off conditions

Images of a world map printed with ink made from the phosphorescent crystal in daylight (left), with ultraviolet light on (middle) and with the ultraviolet light switched off (right). Credit: W. Ye et al./Nature Mater.

Molecules held in solitary confinement within solid crystals can generate long-lasting glows in various shades of blue.

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Nature 597, 10 (2021)

doi: https://doi.org/10.1038/d41586-021-02282-3

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