▎ 摘　　要

NOVELTY - Partially reduced graphene oxide fluorescence resonance energy transfer nanoprobes comprises sheet thickness of 1.1nm, 2 (001) is 10.86 -11.10 degrees, 2 (002) is 22.10-22.66 degrees, the C/O ratio is 0.49-0.53, the carbon ratio is 34.22-52.46%, the quenching fluorescent molecule is modified single-stranded DNA fluorescence. USE - Used as partially reduced graphene oxide fluorescence resonance energy transfer nanoprobes. ADVANTAGE - The preparation method is simple, fast, has good reproduction quality, and is environmentally friendly. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing nano probes comprising taking graphene oxide solution and sodium hydroxide aqueous solution in equal volume, mixing at room temperature, reacting, centrifuging washing with water, drying the precipitate at constant temperature to obtain partially reduced graphene oxide solid, adding water, ultrasonic peeling off to obtain stable product.