bismuth film
Nafion-Graphene Nanocomposite in situ Plated Bismuth-film Electrodes on Pencil Graphite Substrates for the Determination of Trace Heavy Metals by Anodic Stripping Voltammetry
... plated bismuth-film is reported as electrochemical sensor for the determination of trace amounts of Zn 2+ , Cd 2+ and Pb 2+ in tap water ...graphite bismuth-film electrode (NG-PG-BiE) ...
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Electrochemical Determination of Trace Cadmium in Soil by a Bismuth Film/Graphene-β-cyclodextrin-Nafion Composite Modified Electrode
... to bismuth-film electrodes, Nafion is one of the most widely used materials ...the film and enhance the stability of the film by forming a negatively perfluor sulfonated ion-exchange polymer ...
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Sensitive Determination of Zn2+, Cd2+ and Pb2+ at Electrochemically Reduced Nanoporous Graphene Oxide/ Bismuth Film Electrode
... The electrochemical performances of different electrodes including ERNGO/GCE, Bi/GCE, and Bi/ERNGO/GCE for simultaneous determination of Zn 2+ , Cd 2+ and Pb 2+ were studied using SWASV. As showed in Fig. 3, the anodic ...
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Adsorptive Stripping Voltammetry for Determination of Cadmium in the presence of Cupferron on a Nafion-coated Bismuth Film Electrode
... To our knowledge, the determination of cadmium using cupferron as complexing and adsorbing on a Nafion-coated bismuth film electrode has not been reported before. In this work a sensitive square wave ...
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A New Type of Large-Surface Bismuth Film Electrode on a Silver Solid Amalgam Substrate and its Application for the Voltammetric Determination of 5-Nitrobenzimidazole
... There is an ever increasing demand for sensitive, simple, fast, and inexpensive methods for determination of biologically active organic compounds in various environmental matrices. For electrochemically reducible ...
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Differential Pulse Anodic Stripping Voltammetry Detection of Cadmium with Nafion-Graphene Modified Bismuth Film Electrode
... In this work, a sensitive electrochemical platform for determination of cadmium was obtained using graphene-Nafion modified bismuth film glassy carbon electrode by differential pulse anodic stripping ...
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Codeposited Antimony-Bismuth Film Carbon Paste Electrodes for Electrochemical Stripping Determination of Trace Heavy Metals
... of bismuth film electrodes (BiFEs) was reported [6]; since that time, the whole topic has already achieved a respectable position within the research activities devoted to the development of mercury-free ...
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Abrasively Immobilized Multiwall Carbon Nanotubes Bismuth Film Electrode for Chronopotentiometric Stripping Analysis of Tin
... CPSA with constant current model was applied for the determination of Sn(IV). Bismuth film was formed on AIMWCNTs/GE with in situ plated model [17] in 0.1 mol/L acetate buffer（ pH 4.4 ） and 0.25 µg/L Bi( Ⅲ ...
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Bismuth Film Electrodes for Indirect Determination of Sulfide Ion in Water Samples at Trace Level by Anodic Stripping Voltammetry
... In this paper, the analytical applications of bismuth film electrodes (BiEFs) are summarized in recent years. Using BiEFs as working electrode, an indirect determination method for sulfide in water samples ...
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Disposable electrochemical flow cells for catalytic adsorptive stripping voltammetry (CAdSV) at a bismuth film electrode (BiFE)
... Abstract Catalytic adsorptive stripping voltammetry (CAdSV) has been demonstrated at a bismuth film electrode (BiFE) in an injection-moulded electrochemical micro-flow cell. The polystyrene three-electrode ...
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The Chronopotentiometric Stripping Analysis of Lead Based on Abrasively Immobilized Multi-walled Carbon Nanotubes Bismuth Film Electrode
... Chronopotentiometric stripping analysis (CPSA) with constant current model was applied for the determination of Pb, an abrasively immobilized MWCNTs GE was employed as the substrate for in situ plated Bi film [31] ...
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Simultaneous Detection of Pb(II) and Cd(II) Ions in Noodle Soup Samples using Square Wave Anodic Stripping Voltammetry
... Noodles are a favorite food in many cultures. There are many cases that noodle soups were contaminated with heavy metal like Pb(II) and Cd(II) which released from their container or boiling pot. In this work, the highly ...
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Speciation analysis of trace metals in natural waters using vibrating electrodes
... determination of chromium, some of these based on voltammetry, which has advantages related to sensitivity and ability to measure in seawater. Cathodic stripping voltammetry (CSV) makes use of adsorption of an ...
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On-Line Determination of Lead in Tap Waters at Two-Step Prepared Bismuth Electrode
... pumped by peristaltic pump in the electrochemical cell while the potential was held at -1.0 V for 3 min to allow deposition of in-situ bismuth film and lead. Quantitative determinations of Pb 2+ were ...
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Synthesis and Electrochemical Sensing Toward Heavy Metals of Bunch like Bismuth Nanostructures
... bunch-like bismuth (Bi) nano- structures were the first time to be synthesized via two-step electrochemical ...and bismuth film electrodes for possible use in electrochemical studies and ...
5
A Simple, Cost-Effective Sensor for Detecting Lead Ions in Water Using Under-Potential Deposited Bismuth Sub-Layer with Differential Pulse Voltammetry (DPV)
... of bismuth on gold was also conducted by Hara et al ...of bismuth layer on the ...of bismuth was set at -0.25V versus the thick-film printed Ag/AgCl reference electrode as shown in Figure ...
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Admittometric Electrochemical Determination of Atrazine by Nano-composite immune-biosensor using FFT- Square wave Voltammetry
... The comparison of the proposed biosensor with the best previously reported ones based on the utilization of different materials Method Electrode Differential pulse Bismuth film adsorptiv[r] ...
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Simple, responsive and cost effective simultaneous quantification of Ga(III) and In(III) in environmental water samples
... In(III) in environmental water samples was described. The pro- cedure was based on adsorptive stripping voltammetry using an in situ plated bismuth film electrode as a working electrode. In order to obtain ...
6
Bismuth-Trifluoride Modified Carbon Paste Electrode for Electrochemical Stripping Analysis of Heavy Metals
... the bismuth electrodes, there are various arrangements from which the bismuth film- plated configurations are far most popular, considered by some as a new classic among the working electrodes of the ...
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Effect of Alloying Elements on Electrochemical Corrosion Behavior, Microstructure, Wettability and Thermal Performance of Bismuth-Tin Based Alloys
... undercooled droplets Bi-Sn system at ambient pressure and of the thermal behavior of droplet samples under hydrostatic pressure conditions in an attempt to identify the structure and the operative solidification kinetics ...
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