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Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle

Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle

Inductively coupled plasma (ICP) is the most widely used plasma source in atomic emission spectroscopy (AES), also known as Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES). The ICP source, or torch, consists of three concentric quartz tubes with argon gas flowing through them. A spark from a Tesla coil initiates the ionization of argon, generating a high-temperature plasma.
The ions and electrons produced interact with the fluctuating magnetic field created by a water-cooled...

Inductively Coupled Plasma–Mass Spectrometry (ICP–MS): Overview

Inductively Coupled Plasma–Mass Spectrometry (ICP–MS): Overview

In inductively coupled plasma–mass spectrometry (ICP–MS), an inductively coupled plasma (ICP) torch is used as an atomizer and ionizer. Solid samples are dissolved and volatilized before being introduced into the high-temperature argon plasma, while solution samples are nebulized and passed through the high-temperature argon plasma. Plasma dissociates the analytes and ionizes their component atoms to form a mixture of positive ions and molecular species. The positive ions are then passed on to...

Inductively Coupled Plasma Atomic Emission Spectroscopy: Instrumentation

Inductively Coupled Plasma Atomic Emission Spectroscopy: Instrumentation

Inductively coupled plasma (ICP) is the common plasma source used in atomic emission spectroscopy (AES), a technique that detects and analyzes various elements in a sample. This method is often called inductively coupled plasma atomic emission spectroscopy (ICP-AES).
There are three main types of inductively coupled plasma atomic emission spectroscopy (ICP-AES) instruments: sequential, simultaneous multichannel, and Fourier transform instruments, with the latter being less commonly used.

Atomic Emission Spectroscopy: Lab

Atomic Emission Spectroscopy: Lab

AES is a powerful analytical technique, especially effective when used with plasma sources, producing abundant spectra in characteristic emission lines. The Inductively Coupled Plasma (ICP), in particular, yields superior quantitative analytical data due to its high stability, low noise, low background, and minimal interferences under optimal experimental conditions. However, newer air-operated microwave sources are emerging as promising alternatives that could be more cost-effective than...

Atomic Emission Spectroscopy: Overview

Atomic Emission Spectroscopy: Overview

Atomic emission spectroscopy (AES) is an analytical technique used to determine the elemental composition of a sample by analyzing the light emitted from excited atoms. In AES, atoms in a sample are excited to higher energy levels by thermal energy from high-temperature sources, such as plasma, arcs, or sparks. When these excited atoms return to lower energy states, they emit light at specific wavelengths characteristic of each element. The resulting atomic emission spectrum, which consists of...

Atomic Emission Spectroscopy: Instrumentation

Atomic Emission Spectroscopy: Instrumentation

The instrumentation of atomic emission spectrometry (AES) involves various components, including atomization devices that convert samples into gas-phase atoms and ions. There are two main types of atomization devices: continuous and discrete atomizers. Continuous atomizers, like plasmas and flames, introduce samples in a constant stream, while discrete atomizers inject individual samples using syringes or autosamplers. The most common discrete atomizer is the electrothermal atomizer.

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Related Experiment Video

Updated: Jun 17, 2026

Imaging Metals in Brain Tissue by Laser Ablation - Inductively Coupled Plasma - Mass Spectrometry (LA-ICP-MS)

Imaging Metals in Brain Tissue by Laser Ablation - Inductively Coupled Plasma - Mass Spectrometry (LA-ICP-MS)

Published on: January 22, 2017

[Progress in the method of laser ablation solid sample introduction to inductively coupled plasma source].

Jin-Zhong Chen¹, Jie Zheng, Jun-Lu Liang

¹College of Physics Science & Technology, Hebei University, Baoding 071002, China. chenjinzhongcn@126.com

Guang Pu Xue Yu Guang Pu Fen Xi = Guang Pu

|December 30, 2009

Summary

Laser ablation solid sampling coupled with inductively coupled plasma analysis offers a powerful method for material composition analysis. Optimizing laser parameters and aerosol transport is key to enhancing accuracy and sensitivity.

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Last Updated: Jun 17, 2026

Imaging Metals in Brain Tissue by Laser Ablation - Inductively Coupled Plasma - Mass Spectrometry (LA-ICP-MS)

Imaging Metals in Brain Tissue by Laser Ablation - Inductively Coupled Plasma - Mass Spectrometry (LA-ICP-MS)

Published on: January 22, 2017

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Atmospheric-pressure Molecular Imaging of Biological Tissues and Biofilms by LAESI Mass Spectrometry

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Published on: September 3, 2010

Area of Science:

Analytical Chemistry
Materials Science

Context:

Recent advancements in laser ablation solid sampling (LASS) techniques for elemental analysis.
Growing need for precise material composition analysis across various fields.

Purpose:

To review the research progress in LASS coupled with inductively coupled plasma (ICP) sources.
To highlight the critical factors influencing LASS performance and applications.

Summary:

Discusses the impact of laser-beam properties (wavelength, pulse duration, energy density) and atmosphere gases on sample ablation.
Reviews improvements in ablation chambers, aerosol transport, and sample introduction for efficient material transfer to ICP.
Examines elemental fractionation and deposition as key factors affecting analytical performance.
Presents applications of LASS-ICP-AES/MS in analyzing metals, glass, and organic substances.

Impact:

Provides a comprehensive overview of LASS-ICP for researchers and practitioners.
Identifies key areas for optimizing LASS techniques to improve analytical accuracy, precision, and sensitivity.
Facilitates the advancement of material composition analysis in diverse scientific disciplines.