Showing 1-25 of 338 resultsfor "Index Terms":Voltammetry Technique
"Index Terms":Voltammetry Technique
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Potassium Ferro cyanide electrochemically detected by Differential Pulse and Square Wave Voltammetry in a Competition using Gradient Boosting as Machine Learning Algorithm
2020 4th International Symposium on Multidisciplinary Studies and Innovative Technologies (ISMSIT)
Year: 2020 | Conference Paper |
The electrochemical detection has a wide horizon to be one of the most competitive fields among other sciences in detection and analysis in recent papers. The voltammetric techniques were chosen in this work due to the less time consuming along with high sensitivity. Differential pulse voltammetry DPV and square wave voltammetry SWV are used for the detection of potassium ferrocyanide along with t...Show More
Novel synthesis of kesterite Cu2ZnSnS4 thin films by linear sweep voltammetry: Study of structural, morphological and optical properties
Hassan Kirou;Lahoucine Atourki;Elhassane Ihalane;Abdeslam Elfanaoui;Khalid Bouabid;Mbark Nya;Ahmed Ihlal;Abdelkader Outzourhit
2016 International Renewable and Sustainable Energy Conference (IRSEC)
Year: 2016 | Conference Paper |
This work reports on the structural, morphological and optical properties of Cu2ZnSnS4 (CZTS) thin films grown by co-electrodeposition of different Cu, Sn and Zn elements using linear sweep voltammetry and cyclic voltammetry techniques. The obtained films were sulfurized in N2 atmosphere at 550°C for 1h. SEM analysis shows a very dense and uniform surface with large particles. X-ray diffraction pa...Show More
In this paper, a method was developed for the individual and simultaneous determination of paracetamol (PAR), caffeine (CAF), and aspirin (ASA), based on the oxidation of these compounds at a cathodically pretreated boron-doped diamond electrode without any chemical modification. The electrochemical behavior of these three molecules was investigated employing cyclic voltammetry and square-wave ads...Show More
Detection of Andrographolide Using Platinum Electrode Based Electrochemical System
A.H.M. Toufique Ahmed;Shreya Nag;Debangana Das;Hemanta Naskar;Runu Banerjee Roy;Rajib Bandyopadhyay;Bipan Tudu
2022 2nd International Conference on Emerging Frontiers in Electrical and Electronic Technologies (ICEFEET)
Year: 2022 | Conference Paper |
In this work, a sensitive electrochemical sensor system for the detection of Andrographolide molecule has been studied using the noble metal platinum (Pt) based working electrode. A three-electrode configuration was used to examine and analyze the electrochemical response of the Pt working electrode along with a reference electrode based on silver/silver chloride (Ag/AgCl) and a steel based counte...Show More
Electrochemical sensor for the detection of lead ions
I. V. Anambiga;V. Suganthan;N. Arunai Nambi Raj;A. Siva Kumar
International Conference on Advanced Nanomaterials & Emerging Engineering Technologies
Year: 2013 | Conference Paper |
Cited by: Papers (5)
The development of practical sensors for the detection and quantification of heavy metals ions in the samples is the subject of considerable research. A glutathione stabilized silver nanoparticles (GSH-AgNPs) modified screen printed electrode was proposed to determine the trace levels of Pb(II) by using cyclic voltammetry. Maximum current was obtained at the potential range of 0.263 V. The electro...Show More
Agricultural by-product based carbon paste sensor for the trace determination of heavy metals Pb and Cd by adsorptive stripping voltammetry
Sachin Saxena;Harsha Devnani;Sudhir Kumar Verma;Soami P. Satsangee
2016 IEEE Region 10 Humanitarian Technology Conference (R10-HTC)
Year: 2016 | Conference Paper |
Low cost agricultural byproduct based sensors have opened new branch and equipped us with fabricated highly sensitive tools for the analysis and administration in food and water industries. They not only lowered the cost with reliable trace determinations but also are ecofriendly in nature. This paper reports utilization of bagasse (sugarcane waste) as a biomaterial used in the sensor for the dete...Show More
Lab-on-a-chip sensor for point-of-care measurement of manganese exposure
TRANSDUCERS 2009 - 2009 International Solid-State Sensors, Actuators and Microsystems Conference
Year: 2009 | Conference Paper |
This paper reports on the development of a lab-on-achip (LOC) sensor for rapid electrochemical point-of-care (POC) measurement of biological exposure to manganese (Mn). The sensor was fabricated using an electrodeposited bismuth film as a working electrode, and Ag/AgCl reference and Au auxiliary electrodes. Measurement of Mn was demonstrated in the 0.9 nM - 9 muM range in blood using square wave s...Show More
Remote acquisition of lead in water using Anodic Stripping Voltammetry method
2018 IEEE XXV International Conference on Electronics, Electrical Engineering and Computing (INTERCON)
Year: 2018 | Conference Paper |
This article presents the remote acquisition of lead in water using the Anodic Stripping Voltammetry method, which is implemented in a CheapStat-based platform. The electrochemical sensor makes use of a three-electrode cell as working (Glassy Carbon), reference (silver / silver chloride) and counter (carbon). Moreover, this work considers that the location of the measurement site is located in a p...Show More
Development of electrochemical measurement system using cyclic voltammetry method
Łukasz Przeniosło;Michał Raczyński;Przemysław Makiewicz;Marcin Biegun;Daniel Matias;Andrzej Biedka;Krzysztof Penkala
2016 21st International Conference on Methods and Models in Automation and Robotics (MMAR)
Year: 2016 | Conference Paper |
Cited by: Papers (3)
In the paper the results of development of measurement instrument dedicated to electrochemical biosensing are presented. The document covers the most important aspects of the hardware and software solutions used with presented device. Sample measurement results using Cyclic Voltammetry (CV) method are also shown, in comparison with similar measurements made with commercially available, professiona...Show More
Study of the Effect of Temperature on Humidity Sensing Properties of Electrochemical Reduced Graphene Oxide (ERGO)
Muaz Al Hakim Mohd;Rozina Abdul Rani;Nazrah Omar;Azlina Mohd Zain;Maizatul Zolkapli;Azrif Manut;Norhazlin Khairudin;Norhafizah Burham;Mohammad Hafiz Mamat;Ahmad Sabirin Zoolfakar
2020 IEEE International Conference on Semiconductor Electronics (ICSE)
Year: 2020 | Conference Paper |
Cited by: Papers (2)
In this study, reduced graphene oxide (RGO) material was electrochemically deposited on an aluminum copper (AlCu) substrate from graphene oxide (GO) dispersion via a cyclic voltammetry method. The electrochemical deposition process of RGO was carried out at 34°C, 44°C, 54°C and 74°C. The presence of reduced graphene oxide on AlCu substrate was confirmed by the existence of the characteristic Raman...Show More
Study of the Effect of Temperature on Humidity Sensing Properties of Electrochemical Reduced Graphene Oxide (ERGO)
Muaz Al Hakim Mohd;Rozina Abdul Rani;Nazrah Omar;Azlina Mohd Zain;Maizatul Zolkapli;Azrif Manut;Norhazlin Khairudin;Norhafizah Burham;Mohammad Hafiz Mamat;Ahmad Sabirin Zoolfakar
Year: 2020 | Conference Paper |
Lab-on-a-chip systems with three dimensional microelectrodes
R.S. Pai;J. Roussel;M.M. Crain;D.J. Jackson;R.P. Baldwin;R.S. Keynton;J.F. Naber;K.M. Walsh
2005 3rd IEEE/EMBS Special Topic Conference on Microtechnology in Medicine and Biology
Year: 2005 | Conference Paper |
Cited by: Papers (1)
This paper reports on the development and testing of a self-contained portable electrochemical (EC) detection platform capable of monitoring heavy metals (Pb, Cu etc.). Towards this end, a lab-on-a-chip (LOC) device was fabricated by etching a microchannel system into a soda lime glass substrate and incorporating photo-lithographically patterned radial gold microelectrodes at the end of the design...Show More
Kinetic hydrogenation of the electrode-electrolyte interface for LaY2Ni9 Nickel Metal Hydride accumulators
2022 13th International Renewable Energy Congress (IREC)
Year: 2022 | Conference Paper |
Impedance spectrum for the hydrogen adsorption-absorption mechanism of LaY2Ni9 electrode was analyzed through an equivalent circuit based on a well understanding of the various processes happening at the interface electrode/electrolyte. The equivalent circuit model takes into account the charge transfer phenomenon, the transition phase of the atomic hydrogen between adsorbed/absorbed states before...Show More
Advanced electronic tongue concept
Proceedings, IEEE Aerospace Conference
Year: 2002 | Conference Paper |
This effort, directed at developing a sensor for evaluating water quality, is based on electrochemical techniques that detect and identify ions in solution. This paper discusses the use of Cyclic Voltammetry (CV), corrosion measurements, and Anodic Stripping Voltammetry (ASV) to measure three marker ions Cu, Fe, and Zn using the electronic tongue concept. The use of genetic algorithms is suggested...Show More
The problem of how to attach an optical glass fiber to a copper plate was solved with the use of microscale electrolyser of special design. The respective laboratory scale technology was presented. The results were documented by photos of ready elements. The matter of relation between deposition by means of constant current electrolysis without potential control and the process realized with the u...Show More
A Bidirectional-Current CMOS Potentiostat for Fast-Scan Cyclic Voltammetry Detector Arrays
Carlos I. Dorta-Quiñones;Meng Huang;John C. Ruelas;Joannalyn Delacruz;Alyssa B. Apsel;Bradley A. Minch;Manfred Lindau
A potentiostat circuit for the application of bipolar electrode voltages and detection of bidirectional currents using a microelectrode array is presented. The potentiostat operates as a regulated-cascode amplifier for positive input currents, and as an active-input regulated-cascode mirror for negative input currents. This topology enables constant-potential amperometry and fast-scan cyclic volta...Show More
TinyFSCV: FSCV for the Masses
Scott D. Adams;Egan H. Doeven;Susannah J. Tye;Kevin E. Bennet;Michael Berk;Abbas Z. Kouzani
The ability to monitor neurochemical dynamics in target brain regions with a high degree of temporal resolution has assisted researchers in investigating the pathogenesis, and pathophysiology of a variety of neurological and psychiatric disorders. Current systems for neurochemical monitoring are bulky or expensive, limiting widespread exploration of this research field and preventing large-scale p...Show More
A sensor of $m$ -toluidine polymer film coated platinum electrode was fabricated by the electropolymerization using cyclic voltammetry technique for the detection of mercury ions (Hg2+) in aqueous solution. This paper was carried out using the simple potentiometric method and confirmed by a cyclic voltammetry technique. The effects of the polymer film thickness and pH of Hg2+ solutions on the res...Show More
Discrimination of black tea grades by means of cyclic voltammetry using polyacrylamide/exfoliated graphite composite electrode
Trisita Nandy Chatterjee;Runu Banerjee Roy;Bipan Tudu;Sudip Biswas;Rajib Bandyopadhyay;Panchanan Pramanik;Nabarun Bhattacharyya
2016 2nd International Conference on Control, Instrumentation, Energy & Communication (CIEC)
Year: 2016 | Conference Paper |
In this paper, six different grades of Assam CTC black tea liquor were discriminated by means of cyclic voltammetry. A 3-electrode configuration was used to study the voltammogram where Polyacrylamide/Exfoliated Graphite composite (PAM/EGC) was used as the working electrode. Data obtained from the tea samples were subjected to multivariate data analysis techniques viz. Radar plot, Box plot and Pri...Show More
A cost-effective, sensitive, and selective electrochemical sensor for the analysis of sulfide based on the high affinity of sulfide to metallic silver is proposed. To achieve high sensitivity while lowering the cost of the sensor, silver nanoparticles (Ag NPs), which possess larger metal surface area-to-volume ratio compared with bulk silver, were employed for the development of the sensor. The se...Show More
Evaluation of Portable Potentiostats for Electrochemical Measurements: Voltammetry and Impedance Spectroscopy
Muhammad Afiq Abdul Ghani;Anis Nurashikin Nordin;Rosminazuin Ab. Rahim;Teddy Surya Gunawan;Zainiharyati Mohd Zain
2022 IEEE 8th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA)
Year: 2022 | Conference Paper |
Cited by: Papers (2)
A potentiostat is needed to perform electrochemical measurements but lab-grade potentiostats are lacking portability. Portable potentiostats, $\mu$Stat-i 400 DropSens, and Pico Development Kit are evaluated against labgrade potentiostat, Autolab PGSTAT302N. Evaluations are being done with voltammetry and impedance spectroscopy. A comparison of cyclic voltammetry and impedance spectroscopy had been...Show More
Modelling of an electrochemical double layer capacitor using cyclic voltammetry
2021 IEEE Electrical Insulation Conference (EIC)
Year: 2021 | Conference Paper |
Cited by: Papers (1)
An Electrochemical Double Layer Capacitor (EDLC) bridges the gap between a battery and an electrostatic capacitor in terms of energy and power density. High surface area of the electrode materials and an extremely small thickness of the double layer results in exceptionally high capacitance values compared to electrostatic capacitors. Electrical modeling of the EDLC is crucial for understanding th...Show More
Carbon Screen Printed Electrodes Functionalized with Cu(II)Pc for Phosphate Detection
2020 17th International Multi-Conference on Systems, Signals & Devices (SSD)
Year: 2020 | Conference Paper |
Cited by: Papers (1)
This paper is a feasibility study of carbon screen printed electrodes functionalized with copper (II) phthalocyanines (Cu(II)Pc) for phosphate (HPO42) detection. The dispersion of CuPc was studied first of all in Tetrahydrofuran (THF) and Dimethylformamide (DMF). The functionalization of the electrodes was done by drop-casting of CuPc solution into the working electrode. Then, the electrochemical ...Show More
Facile fabrication of NiO wrinkle micro/nanostructures and the application of enzyme-free glucose sensors
2021 IEEE 16th International Conference on Nano/Micro Engineered and Molecular Systems (NEMS)
Year: 2021 | Conference Paper |
Cited by: Papers (1)
Enzyme-free glucose sensors are of great significance for monitoring patients' blood glucose, but the fabrication of high performance sensors is still challenging. In this study, we have fabricated NiO wrinkle micro/nanostructures through UV/Ozone treatment of uncured PDMS and then sputtering of NiO/Cu films. The obtained NiO wrinkle structures were demonstrated as flexible enzyme-free glucose sen...Show More
The development of a thick-film electrochemical sensor and instrumentation for in-situ determination of carbon dioxide partial pressure (pCO/sub 2/) in the marine environment
Sixth International Conference on Electronic Engineering in Oceanography, 1994.
Year: 1994 | Conference Paper |
Cited by: Patents (13)
Describes the development of a fast-response amperometric sensor for recording in-situ measurements of carbon dioxide partial pressure (pCO/sub 2/) in the oceans. Carbon dioxide diffuses through a membrane, lowering the pH of the internal electrolyte. This causes a metal complex to dissociate; the increase in uncomplexed metal ion is detected by voltammetry. The innovation in this design is achiev...Show More
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