Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Voltammetry: Stripping Methods

Voltammetry: Stripping Methods

Anodic Stripping Voltammetry (ASV), Cathodic Stripping Voltammetry (CSV), and Adsorptive Stripping Voltammetry (AdSV) are electrochemical techniques used to determine trace amounts of analytes in solution. These methods involve applying a potential to an electrode and measuring the resulting current.
Anodic Stripping Voltammetry (ASV)
ASV is used to determine metals and metalloids at trace levels. It involves two steps: deposition and stripping. First, a negative potential is applied to the...

Controlled-Current Coulometry: Overview

Controlled-Current Coulometry: Overview

Controlled current coulometry, also known as amperostatic coulometry, is a technique used in electrochemical analysis to measure the quantity of a substance through the controlled passage of current. It involves the application of a constant current to an electrochemical cell containing the analyte of interest. As the current flows through the cell, the analyte undergoes a redox reaction at the electrode surface, resulting in a charge transfer. By monitoring the time required for a certain...

Modeling of Diode Forward Characteristics

Modeling of Diode Forward Characteristics

Understanding the behavior of diodes when forward-biased is a fundamental aspect of electronic circuit design and analysis. This analysis primarily utilizes two models: the exponential diode model and the constant-voltage-drop model. The exponential model comes into play when the source voltage exceeds 0.5 volts, pushing the diode current to rise exponentially above the saturation current. This relationship is graphically depicted in the current-voltage (I-V) curve, illustrating the diode's...

Node Analysis for AC Circuits

Node Analysis for AC Circuits

Consider an angioplasty system featuring a catheter equipped with a turbine, a critical tool for removing plaque deposits from coronary arteries. This intricate medical device operates using a circuit model reminiscent of a dual-node RLC circuit powered by a current-controlled voltage source.
To unravel the complexities of this system, nodal analysis is employed, a powerful technique founded on Kirchhoff's current law (KCL), which remains valid for phasors. AC circuits can effectively be...

Current Dividers

Current Dividers

In parallel electrical connections, resistors are linked between the same pair of nodes, creating an equal voltage across each resistor. Kirchhoff's current law is applied to these connections, establishing that the sum of currents through these resistors equals the source current. Utilizing Ohm's law, the source current is determined as the product of the source voltage and the sum of the reciprocals of individual resistances. This relationship simplifies the process of finding the current...

Parallel RLC Circuits

Parallel RLC Circuits

Street lamps equipped with RLC surge protectors are an excellent example of applying circuit analysis in practical scenarios. These surge protectors safeguard the lamp's components against sudden voltage spikes.
A simplified parallel RLC circuit model with a DC input source generating a step response is employed in this context. When the switch is turned on, Kirchhoff's current law is applied, leading to a second-order differential equation.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Why methane surged in the atmosphere during the early 2020s.

Science (New York, N.Y.)·2026

Same author

[Identifying risk factors for acute graft-versus-host disease in patients with acute myeloid leukemia undergoing haploidentical hematopoietic stem cell transplantation].

Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi·2025

Same author

Presenteeism and physio-psychological disorders among frontline nurses fighting COVID-19.

Occupational medicine (Oxford, England)·2025

Same author

Glutaric Aciduria Type 1: Comparison between Diffusional Kurtosis Imaging and Conventional MR Imaging.

AJNR. American journal of neuroradiology·2023

Same author

A dc Method for the Absolute Determination of Conductivities of the Primary Standard KCl Solutions from 0 °C to 50 °C.

Journal of research of the National Institute of Standards and Technology·2023

Same author

Preoperative prediction of microvascular invasion and perineural invasion in pancreatic ductal adenocarcinoma with <sup>18</sup>F-FDG PET/CT radiomics analysis.

Clinical radiology·2023

Search research articles

Related Experiment Video

Updated: Jun 28, 2026

X-ray Beam Induced Current Measurements for Multi-Modal X-ray Microscopy of Solar Cells

X-ray Beam Induced Current Measurements for Multi-Modal X-ray Microscopy of Solar Cells

Published on: August 20, 2019

Studies on the second reciprocal derivative constant-current stripping analysis.

X Ruan¹, Y Su, Y Zhou

¹Department of Applied Chemistry, Dongguan Institute of Technology, Dongguan, Guangdong, People's Republic of China.

|October 1, 1996

Summary

This summary is machine-generated.

A new electroanalytical method, second reciprocal derivative constant-current stripping analysis (SRD-CCSA), offers enhanced sensitivity for analyte detection. This technique measures the second derivative of current with respect to potential, providing larger signals than previous methods.

More Related Videos

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Published on: January 7, 2022

Related Experiment Videos

Last Updated: Jun 28, 2026

X-ray Beam Induced Current Measurements for Multi-Modal X-ray Microscopy of Solar Cells

X-ray Beam Induced Current Measurements for Multi-Modal X-ray Microscopy of Solar Cells

Published on: August 20, 2019

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System

Published on: January 7, 2022

Area of Science:

Electroanalytical Chemistry
Analytical Chemistry
Physical Chemistry

Background:

Constant-current stripping analysis is a sensitive electrochemical technique.
First reciprocal derivative constant-current stripping analysis (FRD-CCSA) has limitations in signal amplification.
Development of advanced derivative techniques is crucial for trace analysis.

Purpose of the Study:

To investigate the theoretical and experimental aspects of the second reciprocal derivative constant-current stripping analysis (SRD-CCSA).
To compare the performance of SRD-CCSA with the first reciprocal derivative constant-current stripping analysis (FRD-CCSA).
To establish the relationship between peak characteristics in SRD-CCSA and analyte concentration.

Main Methods:

Utilizing the second derivative signal (d(2)t/dE(2)) versus electrode potential (E) in SRD-CCSA.
Measuring peak heights and peak-to-peak potential differences in the SRD-CCSA curve.
Employing a home-made multireciprocal derivative measuring instrument for experimental validation.

Main Results:

SRD-CCSA generates two distinct peaks, whose heights are proportional to analyte concentration.
The signal magnitude in SRD-CCSA is significantly larger than in FRD-CCSA, with a ratio of approximately 43n.
The potential difference between peaks (W(pp)) in SRD-CCSA is smaller (48.2 mV n(-1)) than the half-height width in FRD-CCSA (65.5 mv n(-1)).

Conclusions:

SRD-CCSA offers superior sensitivity and resolution compared to FRD-CCSA.
The theoretical predictions for SRD-CCSA were experimentally verified.
SRD-CCSA is a promising technique for quantitative analysis of analytes in solution.