Multifunctional white-light-emission SQDs/Eu³⁺@UIO-66: ratiometric sensing, smartphone-assisted antibiotics/Cr(VI) detection, and information encryption

Key Points

• Ratiometric sensing for antibiotics and chromium detection promotes a versatile application in environmental monitoring.
• Key evidence includes the effective response to antibiotic detection through advanced white-light-emission technology.
• Assessment using SQDs/Eu³⁺@UIO-66 facilitates novel approaches for information encryption and sensing applications.
• Potential impact is significant due to advancements in smart technologies for environmental safety and health monitoring.