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

Electrochemical Systems

Electrochemical Systems

Electrochemical systems provide a fascinating insight into the dynamic interplay of charged species within various phases. One notable example is the interaction between a membrane permeable to K⁺ ions but not to Cl⁻ ions, separating an aqueous KCl solution from pure water. As K⁺ ions diffuse through the membrane, they generate net charges on each phase, leading to a potential difference between them.Similarly, when a piece of Zn is immersed in an aqueous ZnSO₄ solution, the Zn metal, composed...

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...

Gas Chromatography: Types of Detectors-I

Gas Chromatography: Types of Detectors-I

There are different types of detectors used in gas chromatography, each with its own specific properties that make it suitable for detecting certain types of analytes. The most commonly used detectors in GC are thermal conductivity detector (TCD), flame ionization detector (FID), and electron capture detector (ECD).
TCD is the earliest and most widely used detector that operates by measuring the changes in the thermal conductivity of the carrier gas. When a sample compound enters the detector,...

Atomic Absorption Spectroscopy: Interference

Atomic Absorption Spectroscopy: Interference

Interference leads to systematic error in atomic absorption (AA) measurements by enhancing or diminishing the analytical signal or the background. These interferences can be grouped into three main categories: spectral interference, chemical interference, and physical interference.
Spectral interference occurs when signals from other elements or molecules overlap with the analyte signal, falsely elevating or masking the analyte's absorbance. This interference can be corrected using Zeeman,...

Ladder Diagrams: Complexation Equilibria

Ladder Diagrams: Complexation Equilibria

Ladder diagrams are useful for evaluating equilibria involving metal-ligand complexes. The vertical scale of the ladder diagram represents the concentration of unreacted or free ligand, pL. The horizontal lines on the scale depict the log of stepwise formation constants for metal-ligand complexes and indicate the dominant species in all the regions.
The formation constant, K1, for the formation of Cd(NH3)2+ complex from cadmium and ammonia is 3.55 × 102. Log K1 (i.e. pNH3) is 2.55, and...

Gas Chromatography: Types of Detectors-II

Gas Chromatography: Types of Detectors-II

In gas chromatography, different detectors are employed to meet specific analytical needs. These detectors are often categorized based on their detection mechanisms and the types of compounds they are best suited to analyze. Thermal Conductivity Detectors (TCD), Flame Ionization Detectors (FID), and Electron Capture Detectors (ECD) represent common categories, each with unique operating principles and applications. However, beyond these, several other detectors are designed for more specialized...

You might also read

Related Articles

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

Sort by

Same author

Prediction of wear outcomes and mechanical characterization of innovative SiO<sub>2</sub> incorporated aluminium matrix composites.

Scientific reports·2026

Same author

Recent advances in fluorescent and colorimetric detection of creatinine in physiological samples: The mechanistic approach.

Talanta·2026

Same author

Atypical placental site nodules: A retrospective case series.

Acta obstetricia et gynecologica Scandinavica·2026

Same author

Analysis and Comparison of Natural Shear and Induced Tensile Fractures for Caprock Leakage Assessment.

Transport in porous media·2026

Same author

BODIPY-Based Molecular Probes: A Journey Through their Application in Photocatalysis, Singlet Oxygen Generation and White Light Emission.

Chemical record (New York, N.Y.)·2025

Same author

Scaling deep learning for material imaging with a pseudo 3D model for domain transfer.

Nature communications·2025

Search research articles

Related Experiment Video

Updated: May 20, 2026

Thermochemical Studies of Ni(II) and Zn(II) Ternary Complexes Using Ion Mobility-Mass Spectrometry

Thermochemical Studies of Ni(II) and Zn(II) Ternary Complexes Using Ion Mobility-Mass Spectrometry

Published on: June 8, 2022

Chemodosimeter for CN(-)--interplay between experiment and theory.

Paramjit Kaur¹, Divya Sareen, Kamaljit Singh

¹Department of Chemistry, UGC-Centre of Advance Studies-I, Guru Nanak Dev University, Amritsar-143 005, India. paramjit19in@yahoo.co.in

Dalton Transactions (Cambridge, England : 2003)

|July 14, 2012

Summary

This summary is machine-generated.

A cost-effective method for detecting cyanide ions (CN-) over fluoride (F-) and acetate (Ac-) using a commercial dye was developed. This method is validated by theory and demonstrated for practical, instant

More Related Videos

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers

Published on: August 18, 2017

Related Experiment Videos

Last Updated: May 20, 2026

Thermochemical Studies of Ni(II) and Zn(II) Ternary Complexes Using Ion Mobility-Mass Spectrometry

Thermochemical Studies of Ni(II) and Zn(II) Ternary Complexes Using Ion Mobility-Mass Spectrometry

Published on: June 8, 2022

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers

Published on: August 18, 2017

Area of Science:

Analytical Chemistry
Chemical Sensing
Environmental Monitoring

Background:

Cyanide (CN-) is a highly toxic ion requiring sensitive detection methods.
Distinguishing CN- from similar ions like fluoride (F-) and acetate (Ac-) is challenging in environmental samples.
Existing detection methods may lack cost-effectiveness or selectivity.

Purpose of the Study:

To develop a cost-effective and selective reaction-based method for CN- detection.
To differentiate CN- detection in the presence of competing ions (F-, Ac-).
To demonstrate a practical application for rapid CN- analysis.

Main Methods:

Utilized a commercially available dye for reaction-based detection.
Conducted experiments to validate the dye's response to CN-.
Compared the detection selectivity against F- and Ac- ions.
Developed 'dip-sticks' for in-situ sample analysis.

Main Results:

Achieved cost-effective detection of CN-.
Demonstrated high selectivity for CN- over F- and Ac- ions.
Experimental results showed good agreement with theoretical predictions.
Successfully applied the method using 'dip-sticks' for instant information.

Conclusions:

The developed method offers a selective and cost-effective approach for CN- detection.
The 'dip-stick' application provides a rapid and convenient tool for cyanide monitoring.
This method has potential for environmental and industrial safety applications.