Ultrasensitive “on-off-on” photoelectrochemical aptasensor for tumor biomarker using BiOI/α-Fe2O3 p-n heterojunction arrays by in-situ regulation of electron donor distance
Fangfang Xin, Yadong Xue, Ben-Fang Xu, Ai‐Jun Wang, Pei Song, Li-Ping Mei, Jiu‐Ju Feng
Topics & Concepts
AptamerDetection limitCarcinoembryonic antigenHeterojunctionLinear rangeNanotechnologyNanosheetChemistryPhotocurrentMaterials scienceIn situCancerChromatographyMolecular biologyOptoelectronicsMedicineBiologyInternal medicineOrganic chemistryAdvanced biosensing and bioanalysis techniquesBiosensors and Analytical DetectionAdvanced Nanomaterials in Catalysis