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Showing 1 to 17 of 17 for “"electrochemiluminescence"”.
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New Materials For Electrochemiluminescence
The study of electrochemiluminescence (ECL) involves photophysical and electrochemical aspects. Excited states are populated by an electrical stimulus. The most important applications are in the diagnostic field where a number of different biologically-relevant molecules (e.g. proteins and nucleic …
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Electrochemiluminescence of Various Systems
The effects of electron withdrawing and electron donating groups on the electrochemiluminescent (ECL) properties of tris(2,2'-bipyridy) ruthemium(II) (Ru(bpy)₃²⁺ where bpy = 2,2'-pyridine) is reported. The electrochemistry of Ir(ppy)₃ (ppy = 2-phenylpyridine) and Os(phen)₂(dppene)²⁺ (phen = …
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New materials for electrochemiluminescence
The study of electrochemiluminescence (ECL) involves photophysical and electrochemical aspects. Excited states are populated by an electrical stimulus. The most important applications are in the diagnostic field where a number of different biologically-relevant molecules (e.g. proteins and nucleic …
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Detecting Copper in Water Using Electrochemiluminescence
… (dmp=2,9 -dimethyl-1,10-phenanthroline) using electrochemiluminescence (ECL) is reported. Cu(dmp)₂⁺ is formed in situ by reducing Cu₂⁺ ions to Cu⁺ with hydroxylamine hydrochloride and then complexing with the chelating agent dump. ECL was generated by oxidizing Cu(dmp)₂⁺ in the presence of …
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Electrochemiluminescence of a Ruthenium Polypyridyl Cyanide Complex
… an investigation into its photoluminescence and electrochemiluminescence (ECL) properties. Ru(bpy)₃²⁺ is known to produce light in an electrochemiluminescence system with tri-n-propylamine (TPA). The system has been well studied and widely used in clinical and laboratory diagnostics. Polypyridyl …
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The Measurement of an Environmentally Important Surfactant System Using Electrochemiluminescence
… names Ethomeen T/15 and Ethomeen T/25) into an electrochemiluminescence (ECL) reaction sequence is reported. A linear relationship between ECL intensity and concentration of surfactants exist using Ru(bpy)₃²⁺ (bpy = 2,2'-bipyridine) as the light emitting molecule. Detection limits of 0.7ppm …
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The Effects of Nonionic Surfactants on the Tris(2,2'-Bipyridl) Ruthenium(Ii)-Tripropylamine Electrochemiluminescence System
… 2,2'-bipyridyl) undergoes reactions to produce electrochemiluminescence (ECL). In this investigation, the effects of the nonionic surfactants Nonidet P40®, Thesit®, and Triton X-100® were studied. ECL occurs in the Ru(bpy)₃²⁺/TPA system in aqueous solutions with and without surfactants present. …
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Luminescent Systems for Genomics and Proteomics
… Chemiluminescence, Fluorescence and Electrochemiluminescence. CHAPTER 1, Chemiluminescence The work on luminol-enhancer solution lead to a new luminol solution formulation with 1 order of magnitude lower detection limit for HRP. This technology was patented with Cyanagen brand and is …
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Determination of reference intervals and decision limits for thyroid stimulating hormone and thyroxine on cord blood samples
… previous TSH radioimmunoassay with the current electrochemiluminescence immunoassay. Methods: Utilizing residual samples from the Peninsula Maternal and Neonatal Services (PMNS) CH Screening Program, this prospective study collected samples from uncomplicated pregnancies, resulting in 121 …
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The relationship between reproductive hormones and asthma-related outcomes in boys residing in the rural Western Cape
… globulin (SHBG), were assessed using electrochemiluminescence immunoassays. A total of 314 (66.8%) boys had valid asthma outcome information and hormone level measurements that were analysed further. Multivariate logistic regression models were used to assess the relationship between …
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Synthesis, Characterization, and Applications of Group 13 and 14 Complexes of Chelating Formazanate Ligands
… One derivative was photoluminescent and its electrochemiluminescence properties were examined. The results in this chapter demonstrate the potential of six-coordinate aluminum formazanate complexes as redox-active and/or luminescent functional materials. Lastly, the redox-active nature of the …
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Surface plasmon-coupled emission for applications in biomedical diagnostics
… additional advantages are compatibility with the electrochemiluminescence (ECL) technique and multiwavelength discrimination.
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In vitro selection of monovalent metal ion-dependent DNAzymes
… not limited to: fluorescence, electrochemical, electrochemiluminescence, colorimetric, luminescent, surface-enhance Raman scattering, and glucose-based sensors. These sensors capitalize of the release of the shortened oligomer upon cleavage of the phosphodiester backbone, caused by a in DNA …
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Investigation of Charge Transfer in Metal-Organic Frameworks for Electrochemical Applications
… substrate, UiO-67-Ru@FTO, for solid-state electrochemiluminescence (ECL). In the presence of tripropylamine as a coreactant, UiO-67-Ru@FTO exhibited higher ECL intensity and better reproducibility compared to corresponding solution-based ECL system. Subsequently, UiO-67-Ru@FTO was …
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Electro-catalytic reactions
… and deprotonated conditions. The extent of the electrochemiluminescence production was shown to be dependent on the degree of the interfacial protonation. Moreover, thedata obtained enabled the estimation of the biphasic pKa, which was found to be approximately 10.8. Furthermore, the mechanism …
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Development and validation of quantitative methods for the analysis of clinical biomarkers of iron metabolism applying stable isotopes
… the Ru complex also allows the quantification by electrochemiluminescence (ECL), the combination of both data (ICP-MS and ECL) enabled the establishment of the stoichiometry between the ferritin protein and the element Ru ~1:23). This provided the basis for ferritin quantification by post-FI using …