Near-infrared electrochemiluminescence of carbon nitride quantum dots for ultrasensitive microRNA assay

Regulating Reactive Oxygen Species over M–N–C Single-Atom Catalysts for Potential-Resolved Electrochemiluminescence

“…Electrochemiluminescence (ECL) refers to a light emission phenomenon, resulting from electrogenerated species that undergo electron transfer reactions to form excited states. − The ECL technique combines the advantages of electrochemistry and chemiluminescence, offering high sensitivity, satisfactory stability, and low cost. − Consequently, it has garnered considerable attention in fields such as environmental monitoring, clinical diagnosis, − bioimaging, − and food safety . However, when it comes to discriminating complex multicomponent samples, constructing multiple sensors or sensor arrays , and obtaining intuitive results is time-consuming and expensive for analysts. , Dual potential-resolved ECL emission presents a solution by simplifying the preparation process and reducing the likelihood of false errors caused by external factors .…”

The potential of an MOF accelerator in an electrochemiluminescence system for sensitive detection of menthol enantiomers

“…Quantum dots (QDs), a type of luminescent nanomaterial, have gained significant attention in the realm of ECL biosensing due to their distinct emission spectra, high quantum yields, and affordability. 31,32 Nevertheless, their ECL efficiency remains inferior in comparison with those of traditional ECL reagents. 33,34 In this study, it was found that the addition of l -His-ZIF-8 to the l -CdS QDs/S 2 O 8 2− system significantly enhanced the ECL efficiency.…”

Dual Self-Amplification Homogeneous Electrochemiluminescence Biosensor for Terminal Deoxynucleotidyl Transferase Activity Based on Controlling the Surface Morphology and Charge of Reporter Nanoparticles

“…Electrochemiluminescence (ECL) detection combines the advantages of electrochemistry and chemical luminescence, exhibiting low background interference, high sensitivity, and low detection limits. ECL biosensors have gained widespread applications due to their unique capabilities. , Numerous nanomaterials, including quantum dots, noble metal nanoparticles, , metal–organic frameworks, magnetic nanoparticles, etc., have been directly utilized as luminescent emitters in ECL systems. Among these, silica nanoparticles have aroused significant attention owing to their porous structure, high stability, cost-effectiveness, and easy functionalization.…”