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Detecting phosphate using lysine-sensitized terbium coordination polymer nanoparticles as ratiometric luminescence probes
Probes for detecting phosphate ions (Pi) are required for environmental monitoring and to protect human health. Here, novel ratiometric luminescent...
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Bimodal persistent luminescence for autofluorescence-free ratiometric biosensing
In optical biosensing, analyte-independent factors such as autofluorescence interference and excitation source fluctuation decrease the sensitivity...
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Sensitive ratiometric sensor for Al(III) detection in water samples using luminescence or eye-vision
A facile, quick, and sensitive ratiometric luminescence sensor is designed for detection aluminum ions in water samples using luminescence or...
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A Fluorescein Derivative Chemosensor Combined with Triplet–Triplet Annihilation Upconversion System for Ratiometric Sensing of Cysteine
A derivative of fluorescein, fluorescein O,O-diacrylate (FODA), was utilized in a triplet–triplet annihilation upconversion (TTA-UC) system to...
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Ir(III)-based Ratiometric Hypoxic Probe for Cell Imaging
Two new ratiometric hypoxia probes (Ir-C343 and Ir-GFP) are synthesized by covalently incorporating florescent internal standard molecules coumarin...
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Ratiometric fluorescence method comprising carbon dots and rhodamine 6G encapsulated in metal–organic framework microcubes for curcumin detection
A ratiometric fluorescence method comprising carbon dots (CDs) and rhodamine 6G (Rh-6G) encapsulated in the microcubes of metal–organic framework...
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Dual-emission Tb-based coordination polymer as a ratiometric fluorescence probe for the detection of phosphate
A simple, sensitive dual-emission probe was developed for the detection of phosphate (Pi). The probe Tb-BTB/DPA was synthesized by mixing...
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Ratiometric persistent luminescence aptasensors for carcinoembryonic antigen detection
NIR-emitted ZnGa 2 O 4 :Cr 3+ persistent luminescence nanoparticles (ZGC NPs) coated with polydopamine (ZGC@PDA NPs) were designed featuring internal...
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Near-infrared magnetic core-shell nanoparticles based on lanthanide metal-organic frameworks as a ratiometric felodipine sensing platform
Felodipine is an effective drug to treat hypertension, but its abuse can cause bardycardia. It is significant to develop highly sensitive detection...
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Ratiometric electrochemiluminescence sensing and intracellular imaging of ClO− via resonance energy transfer
Electrochemiluminescence resonance energy transfer (ECL-RET) is a versatile signal transduction strategy widely used in the fabrication of...
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Dual-ligand lanthanide metal–organic framework probe for ratiometric fluorescence detection of mercury ions in wastewater
By serving dipyridylic acid (DPA) and 2,5-dihydroxyterephthalic acid (DHTA) as the biligands, a novel lanthanide (Eu 3+ ) metal–organic framework (MOF)...
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Construction of nanohybrid Tb@CDs/GSH-CuNCs as a ratiometric probe to detect phosphate anion based on aggregation-induced emission and FRET mechanism
The simple preparation of a nanohybrid of terbium-doped carbon dots/glutathione-capped copper nanoclusters (Tb@CDs/GSH-CuNCs) was for the first time...
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Ratiometric fluorescence determination of alkaline phosphatase activity based on carbon dots and Ce3+-crosslinked copper nanoclusters
A new ratiometric fluorescent probe for efficient determination of ALP was developed. The probe was constructed by combining Ce 3+ -crosslinked copper...
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Dye-encapsulated metal–organic framework composites for highly sensitive and selective sensing of oxytetracycline based on ratiometric fluorescence
Herein, we reported a class of well-fluorescence-stabilized rare-earth-free ratiometric fluorescent probe for highly sensitive visual detection of...
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Etching of Ag nanoparticles triggered bidirectional regulation for electrochemiluminescence ratiometric immunoassay
A highly efficient ratiometric electrochemiluminescence (ECL) immunoassay was explored by bidirectionally regulating the ECL intensity of two...
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Photoluminescent gold nanoclusters as two-photon excited ratiometric pH sensor and photoactivated peroxidase
AbstractA two-photon excited ratiometric fluorescent pH sensor is reported by combining l -cysteine–protected AuNCs (Cys@AuNCs) with fluorescein...
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Ratiometric fluorescence sensing of formaldehyde in food samples based on bifunctional MOF
A new fluorescence strategy was described for ratiometric sensing of formaldehyde (FA) with bifunctional MOF, which acted as a fluorescence reporter...
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Ratiometric luminescent sensor based on BSA-coated gold/silver nanoclusters for the selective determination and spatiotemporal imaging of gallic acid in plants
A new fluorescence sensing strategy has been developed. Four bimetallic nanoclusters, gold/silver, gold/copper, gold/molybdenum and gold/cobalt, were...
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Preparation of molecularly imprinted ratiometric fluorescence sensor for visual detection of tetrabromobisphenol A in water samples
A sensitive molecularly imprinted ratiometric fluorescence sensor was constructed for the first time to visually detect tetrabromobisphenol A...
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Ratiometric fluorescence and colorimetric strategies for assessing activity of butyrylcholinesterase in human serum using g-C3N4 nanosheets, silver ion and o-phenylenediamine
AbstractRatiometric fluorescence and colorimetric strategies for detecting activity of butyrylcholinesterase (BChE) in human serum were developed by...
