Figure 3 | Frontier application of MPII-treated PQD-based NIR-LEDs. (IMAGE)
Caption
Figure 3 | Frontier application of MPII-treated PQD-based NIR-LEDs. a, Schematic illustration of the application principle of NIR light sources in information storage and security. b, Schematic diagram of the dot patterns printed with different inks for achieving information encryption and decryption with the assistance of MPII-treated PQD-based NIR-LEDs. c, d Images of the dot patterns captured under the illumination of white LEDs and MPII-treated PQD-based NIR-LEDs, respectively. e, The obtained binary-coded information from figure 3d.
Credit
Liang-Sheng Liao et al.
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CC BY