Summary:Microwave-assisted synthesis of nitrogen, phosphorus-doped Ti3C2 MXene quantum dots for colorimetric/fluorometric dual-modal nitrite assay with a portable smartphone platform was published in Sensors and Actuators B: Chemical (2022) and is indexed as a Xianghu Q1 application case for XH-100A. The source record connects it with Food-safety testing, MXene, and Microwave-assisted nanomaterial synthesis. Core operating conditions include Temperature 120 ℃, Microwave power 800 W, and Time 25 min / 10 min / 20 min. Key reported results include Recovery 94.4%, Recovery -105.7%, Quantum yield 21.5%, and Average particle size 3.11 ± 0.86 nm.